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apache / datasketches-cpp / refs/heads/3.0.x / . / common / test / catch.hpp
blob: 51618b38e9e4706602c2ce267b12b419987730d9 [file] [log] [blame]
/*
* Catch v2.11.3
* Generated: 2020-03-19 13:44:21.042491
* ----------------------------------------------------------
* This file has been merged from multiple headers. Please don't edit it directly
* Copyright (c) 2020 Two Blue Cubes Ltd. All rights reserved.
*
* Distributed under the Boost Software License, Version 1.0. (See accompanying
* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
*/
#ifndef TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED
#define TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED
// start catch.hpp
#define CATCH_VERSION_MAJOR 2
#define CATCH_VERSION_MINOR 11
#define CATCH_VERSION_PATCH 3
#ifdef __clang__
# pragma clang system_header
#elif defined __GNUC__
# pragma GCC system_header
#endif
// start catch_suppress_warnings.h
#ifdef __clang__
# ifdef __ICC // icpc defines the __clang__ macro
# pragma warning(push)
# pragma warning(disable: 161 1682)
# else // __ICC
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wpadded"
# pragma clang diagnostic ignored "-Wswitch-enum"
# pragma clang diagnostic ignored "-Wcovered-switch-default"
# endif
#elif defined __GNUC__
// Because REQUIREs trigger GCC's -Wparentheses, and because still
// supported version of g++ have only buggy support for _Pragmas,
// Wparentheses have to be suppressed globally.
# pragma GCC diagnostic ignored "-Wparentheses" // See #674 for details
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wunused-variable"
# pragma GCC diagnostic ignored "-Wpadded"
#endif
// end catch_suppress_warnings.h
#if defined(CATCH_CONFIG_MAIN) || defined(CATCH_CONFIG_RUNNER)
# define CATCH_IMPL
# define CATCH_CONFIG_ALL_PARTS
#endif
// In the impl file, we want to have access to all parts of the headers
// Can also be used to sanely support PCHs
#if defined(CATCH_CONFIG_ALL_PARTS)
# define CATCH_CONFIG_EXTERNAL_INTERFACES
# if defined(CATCH_CONFIG_DISABLE_MATCHERS)
# undef CATCH_CONFIG_DISABLE_MATCHERS
# endif
# if !defined(CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER)
# define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
# endif
#endif
#if !defined(CATCH_CONFIG_IMPL_ONLY)
// start catch_platform.h
#ifdef __APPLE__
# include <TargetConditionals.h>
# if TARGET_OS_OSX == 1
# define CATCH_PLATFORM_MAC
# elif TARGET_OS_IPHONE == 1
# define CATCH_PLATFORM_IPHONE
# endif
#elif defined(linux) || defined(__linux) || defined(__linux__)
# define CATCH_PLATFORM_LINUX
#elif defined(WIN32) || defined(__WIN32__) || defined(_WIN32) || defined(_MSC_VER) || defined(__MINGW32__)
# define CATCH_PLATFORM_WINDOWS
#endif
// end catch_platform.h
#ifdef CATCH_IMPL
# ifndef CLARA_CONFIG_MAIN
# define CLARA_CONFIG_MAIN_NOT_DEFINED
# define CLARA_CONFIG_MAIN
# endif
#endif
// start catch_user_interfaces.h
namespace Catch {
unsigned int rngSeed();
}
// end catch_user_interfaces.h
// start catch_tag_alias_autoregistrar.h
// start catch_common.h
// start catch_compiler_capabilities.h
// Detect a number of compiler features - by compiler
// The following features are defined:
//
// CATCH_CONFIG_COUNTER : is the __COUNTER__ macro supported?
// CATCH_CONFIG_WINDOWS_SEH : is Windows SEH supported?
// CATCH_CONFIG_POSIX_SIGNALS : are POSIX signals supported?
// CATCH_CONFIG_DISABLE_EXCEPTIONS : Are exceptions enabled?
// ****************
// Note to maintainers: if new toggles are added please document them
// in configuration.md, too
// ****************
// In general each macro has a _NO_<feature name> form
// (e.g. CATCH_CONFIG_NO_POSIX_SIGNALS) which disables the feature.
// Many features, at point of detection, define an _INTERNAL_ macro, so they
// can be combined, en-mass, with the _NO_ forms later.
#ifdef __cplusplus
# if (__cplusplus >= 201402L) || (defined(_MSVC_LANG) && _MSVC_LANG >= 201402L)
# define CATCH_CPP14_OR_GREATER
# endif
# if (__cplusplus >= 201703L) || (defined(_MSVC_LANG) && _MSVC_LANG >= 201703L)
# define CATCH_CPP17_OR_GREATER
# endif
#endif
#if defined(CATCH_CPP17_OR_GREATER)
# define CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
#endif
// We have to avoid both ICC and Clang, because they try to mask themselves
// as gcc, and we want only GCC in this block
#if defined(__GNUC__) && !defined(__clang__) && !defined(__ICC)
# define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION _Pragma( "GCC diagnostic push" )
# define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION _Pragma( "GCC diagnostic pop" )
# define CATCH_INTERNAL_IGNORE_BUT_WARN(...) (void)__builtin_constant_p(__VA_ARGS__)
#endif
#if defined(__clang__)
# define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION _Pragma( "clang diagnostic push" )
# define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION _Pragma( "clang diagnostic pop" )
# define CATCH_INTERNAL_IGNORE_BUT_WARN(...) (void)__builtin_constant_p(__VA_ARGS__)
# define CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
_Pragma( "clang diagnostic ignored \"-Wexit-time-destructors\"" ) \
_Pragma( "clang diagnostic ignored \"-Wglobal-constructors\"")
# define CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS \
_Pragma( "clang diagnostic ignored \"-Wparentheses\"" )
# define CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS \
_Pragma( "clang diagnostic ignored \"-Wunused-variable\"" )
# define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
_Pragma( "clang diagnostic ignored \"-Wgnu-zero-variadic-macro-arguments\"" )
# define CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
_Pragma( "clang diagnostic ignored \"-Wunused-template\"" )
#endif // __clang__
////////////////////////////////////////////////////////////////////////////////
// Assume that non-Windows platforms support posix signals by default
#if !defined(CATCH_PLATFORM_WINDOWS)
#define CATCH_INTERNAL_CONFIG_POSIX_SIGNALS
#endif
////////////////////////////////////////////////////////////////////////////////
// We know some environments not to support full POSIX signals
#if defined(__CYGWIN__) || defined(__QNX__) || defined(__EMSCRIPTEN__) || defined(__DJGPP__)
#define CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS
#endif
#ifdef __OS400__
# define CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS
# define CATCH_CONFIG_COLOUR_NONE
#endif
////////////////////////////////////////////////////////////////////////////////
// Android somehow still does not support std::to_string
#if defined(__ANDROID__)
# define CATCH_INTERNAL_CONFIG_NO_CPP11_TO_STRING
# define CATCH_INTERNAL_CONFIG_ANDROID_LOGWRITE
#endif
////////////////////////////////////////////////////////////////////////////////
// Not all Windows environments support SEH properly
#if defined(__MINGW32__)
# define CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH
#endif
////////////////////////////////////////////////////////////////////////////////
// PS4
#if defined(__ORBIS__)
# define CATCH_INTERNAL_CONFIG_NO_NEW_CAPTURE
#endif
////////////////////////////////////////////////////////////////////////////////
// Cygwin
#ifdef __CYGWIN__
// Required for some versions of Cygwin to declare gettimeofday
// see: http://stackoverflow.com/questions/36901803/gettimeofday-not-declared-in-this-scope-cygwin
# define _BSD_SOURCE
// some versions of cygwin (most) do not support std::to_string. Use the libstd check.
// https://gcc.gnu.org/onlinedocs/gcc-4.8.2/libstdc++/api/a01053_source.html line 2812-2813
# if !((__cplusplus >= 201103L) && defined(_GLIBCXX_USE_C99) \
&& !defined(_GLIBCXX_HAVE_BROKEN_VSWPRINTF))
# define CATCH_INTERNAL_CONFIG_NO_CPP11_TO_STRING
# endif
#endif // __CYGWIN__
////////////////////////////////////////////////////////////////////////////////
// Visual C++
#if defined(_MSC_VER)
# define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION __pragma( warning(push) )
# define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION __pragma( warning(pop) )
# if _MSC_VER >= 1900 // Visual Studio 2015 or newer
# define CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
# endif
// Universal Windows platform does not support SEH
// Or console colours (or console at all...)
# if defined(WINAPI_FAMILY) && (WINAPI_FAMILY == WINAPI_FAMILY_APP)
# define CATCH_CONFIG_COLOUR_NONE
# else
# define CATCH_INTERNAL_CONFIG_WINDOWS_SEH
# endif
// MSVC traditional preprocessor needs some workaround for __VA_ARGS__
// _MSVC_TRADITIONAL == 0 means new conformant preprocessor
// _MSVC_TRADITIONAL == 1 means old traditional non-conformant preprocessor
# if !defined(__clang__) // Handle Clang masquerading for msvc
# if !defined(_MSVC_TRADITIONAL) || (defined(_MSVC_TRADITIONAL) && _MSVC_TRADITIONAL)
# define CATCH_INTERNAL_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
# endif // MSVC_TRADITIONAL
# endif // __clang__
#endif // _MSC_VER
#if defined(_REENTRANT) || defined(_MSC_VER)
// Enable async processing, as -pthread is specified or no additional linking is required
# define CATCH_INTERNAL_CONFIG_USE_ASYNC
#endif // _MSC_VER
////////////////////////////////////////////////////////////////////////////////
// Check if we are compiled with -fno-exceptions or equivalent
#if defined(__EXCEPTIONS) || defined(__cpp_exceptions) || defined(_CPPUNWIND)
# define CATCH_INTERNAL_CONFIG_EXCEPTIONS_ENABLED
#endif
////////////////////////////////////////////////////////////////////////////////
// DJGPP
#ifdef __DJGPP__
# define CATCH_INTERNAL_CONFIG_NO_WCHAR
#endif // __DJGPP__
////////////////////////////////////////////////////////////////////////////////
// Embarcadero C++Build
#if defined(__BORLANDC__)
#define CATCH_INTERNAL_CONFIG_POLYFILL_ISNAN
#endif
////////////////////////////////////////////////////////////////////////////////
// Use of __COUNTER__ is suppressed during code analysis in
// CLion/AppCode 2017.2.x and former, because __COUNTER__ is not properly
// handled by it.
// Otherwise all supported compilers support COUNTER macro,
// but user still might want to turn it off
#if ( !defined(__JETBRAINS_IDE__) || __JETBRAINS_IDE__ >= 20170300L )
#define CATCH_INTERNAL_CONFIG_COUNTER
#endif
////////////////////////////////////////////////////////////////////////////////
// RTX is a special version of Windows that is real time.
// This means that it is detected as Windows, but does not provide
// the same set of capabilities as real Windows does.
#if defined(UNDER_RTSS) || defined(RTX64_BUILD)
#define CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH
#define CATCH_INTERNAL_CONFIG_NO_ASYNC
#define CATCH_CONFIG_COLOUR_NONE
#endif
#if !defined(_GLIBCXX_USE_C99_MATH_TR1)
#define CATCH_INTERNAL_CONFIG_GLOBAL_NEXTAFTER
#endif
// Various stdlib support checks that require __has_include
#if defined(__has_include)
// Check if string_view is available and usable
#if __has_include(<string_view>) && defined(CATCH_CPP17_OR_GREATER)
# define CATCH_INTERNAL_CONFIG_CPP17_STRING_VIEW
#endif
// Check if optional is available and usable
# if __has_include(<optional>) && defined(CATCH_CPP17_OR_GREATER)
# define CATCH_INTERNAL_CONFIG_CPP17_OPTIONAL
# endif // __has_include(<optional>) && defined(CATCH_CPP17_OR_GREATER)
// Check if byte is available and usable
# if __has_include(<cstddef>) && defined(CATCH_CPP17_OR_GREATER)
# define CATCH_INTERNAL_CONFIG_CPP17_BYTE
# endif // __has_include(<cstddef>) && defined(CATCH_CPP17_OR_GREATER)
// Check if variant is available and usable
# if __has_include(<variant>) && defined(CATCH_CPP17_OR_GREATER)
# if defined(__clang__) && (__clang_major__ < 8)
// work around clang bug with libstdc++ https://bugs.llvm.org/show_bug.cgi?id=31852
// fix should be in clang 8, workaround in libstdc++ 8.2
# include <ciso646>
# if defined(__GLIBCXX__) && defined(_GLIBCXX_RELEASE) && (_GLIBCXX_RELEASE < 9)
# define CATCH_CONFIG_NO_CPP17_VARIANT
# else
# define CATCH_INTERNAL_CONFIG_CPP17_VARIANT
# endif // defined(__GLIBCXX__) && defined(_GLIBCXX_RELEASE) && (_GLIBCXX_RELEASE < 9)
# else
# define CATCH_INTERNAL_CONFIG_CPP17_VARIANT
# endif // defined(__clang__) && (__clang_major__ < 8)
# endif // __has_include(<variant>) && defined(CATCH_CPP17_OR_GREATER)
#endif // defined(__has_include)
#if defined(CATCH_INTERNAL_CONFIG_COUNTER) && !defined(CATCH_CONFIG_NO_COUNTER) && !defined(CATCH_CONFIG_COUNTER)
# define CATCH_CONFIG_COUNTER
#endif
#if defined(CATCH_INTERNAL_CONFIG_WINDOWS_SEH) && !defined(CATCH_CONFIG_NO_WINDOWS_SEH) && !defined(CATCH_CONFIG_WINDOWS_SEH) && !defined(CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH)
# define CATCH_CONFIG_WINDOWS_SEH
#endif
// This is set by default, because we assume that unix compilers are posix-signal-compatible by default.
#if defined(CATCH_INTERNAL_CONFIG_POSIX_SIGNALS) && !defined(CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS) && !defined(CATCH_CONFIG_NO_POSIX_SIGNALS) && !defined(CATCH_CONFIG_POSIX_SIGNALS)
# define CATCH_CONFIG_POSIX_SIGNALS
#endif
// This is set by default, because we assume that compilers with no wchar_t support are just rare exceptions.
#if !defined(CATCH_INTERNAL_CONFIG_NO_WCHAR) && !defined(CATCH_CONFIG_NO_WCHAR) && !defined(CATCH_CONFIG_WCHAR)
# define CATCH_CONFIG_WCHAR
#endif
#if !defined(CATCH_INTERNAL_CONFIG_NO_CPP11_TO_STRING) && !defined(CATCH_CONFIG_NO_CPP11_TO_STRING) && !defined(CATCH_CONFIG_CPP11_TO_STRING)
# define CATCH_CONFIG_CPP11_TO_STRING
#endif
#if defined(CATCH_INTERNAL_CONFIG_CPP17_OPTIONAL) && !defined(CATCH_CONFIG_NO_CPP17_OPTIONAL) && !defined(CATCH_CONFIG_CPP17_OPTIONAL)
# define CATCH_CONFIG_CPP17_OPTIONAL
#endif
#if defined(CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS) && !defined(CATCH_CONFIG_NO_CPP17_UNCAUGHT_EXCEPTIONS) && !defined(CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS)
# define CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
#endif
#if defined(CATCH_INTERNAL_CONFIG_CPP17_STRING_VIEW) && !defined(CATCH_CONFIG_NO_CPP17_STRING_VIEW) && !defined(CATCH_CONFIG_CPP17_STRING_VIEW)
# define CATCH_CONFIG_CPP17_STRING_VIEW
#endif
#if defined(CATCH_INTERNAL_CONFIG_CPP17_VARIANT) && !defined(CATCH_CONFIG_NO_CPP17_VARIANT) && !defined(CATCH_CONFIG_CPP17_VARIANT)
# define CATCH_CONFIG_CPP17_VARIANT
#endif
#if defined(CATCH_INTERNAL_CONFIG_CPP17_BYTE) && !defined(CATCH_CONFIG_NO_CPP17_BYTE) && !defined(CATCH_CONFIG_CPP17_BYTE)
# define CATCH_CONFIG_CPP17_BYTE
#endif
#if defined(CATCH_CONFIG_EXPERIMENTAL_REDIRECT)
# define CATCH_INTERNAL_CONFIG_NEW_CAPTURE
#endif
#if defined(CATCH_INTERNAL_CONFIG_NEW_CAPTURE) && !defined(CATCH_INTERNAL_CONFIG_NO_NEW_CAPTURE) && !defined(CATCH_CONFIG_NO_NEW_CAPTURE) && !defined(CATCH_CONFIG_NEW_CAPTURE)
# define CATCH_CONFIG_NEW_CAPTURE
#endif
#if !defined(CATCH_INTERNAL_CONFIG_EXCEPTIONS_ENABLED) && !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
# define CATCH_CONFIG_DISABLE_EXCEPTIONS
#endif
#if defined(CATCH_INTERNAL_CONFIG_POLYFILL_ISNAN) && !defined(CATCH_CONFIG_NO_POLYFILL_ISNAN) && !defined(CATCH_CONFIG_POLYFILL_ISNAN)
# define CATCH_CONFIG_POLYFILL_ISNAN
#endif
#if defined(CATCH_INTERNAL_CONFIG_USE_ASYNC) && !defined(CATCH_INTERNAL_CONFIG_NO_ASYNC) && !defined(CATCH_CONFIG_NO_USE_ASYNC) && !defined(CATCH_CONFIG_USE_ASYNC)
# define CATCH_CONFIG_USE_ASYNC
#endif
#if defined(CATCH_INTERNAL_CONFIG_ANDROID_LOGWRITE) && !defined(CATCH_CONFIG_NO_ANDROID_LOGWRITE) && !defined(CATCH_CONFIG_ANDROID_LOGWRITE)
# define CATCH_CONFIG_ANDROID_LOGWRITE
#endif
#if defined(CATCH_INTERNAL_CONFIG_GLOBAL_NEXTAFTER) && !defined(CATCH_CONFIG_NO_GLOBAL_NEXTAFTER) && !defined(CATCH_CONFIG_GLOBAL_NEXTAFTER)
# define CATCH_CONFIG_GLOBAL_NEXTAFTER
#endif
// Even if we do not think the compiler has that warning, we still have
// to provide a macro that can be used by the code.
#if !defined(CATCH_INTERNAL_START_WARNINGS_SUPPRESSION)
# define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION
#endif
#if !defined(CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION)
# define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS)
# define CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS)
# define CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS)
# define CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS)
# define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS
#endif
// The goal of this macro is to avoid evaluation of the arguments, but
// still have the compiler warn on problems inside...
#if !defined(CATCH_INTERNAL_IGNORE_BUT_WARN)
# define CATCH_INTERNAL_IGNORE_BUT_WARN(...)
#endif
#if defined(__APPLE__) && defined(__apple_build_version__) && (__clang_major__ < 10)
# undef CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS
#elif defined(__clang__) && (__clang_major__ < 5)
# undef CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS)
# define CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS
#endif
#if defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
#define CATCH_TRY if ((true))
#define CATCH_CATCH_ALL if ((false))
#define CATCH_CATCH_ANON(type) if ((false))
#else
#define CATCH_TRY try
#define CATCH_CATCH_ALL catch (...)
#define CATCH_CATCH_ANON(type) catch (type)
#endif
#if defined(CATCH_INTERNAL_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR) && !defined(CATCH_CONFIG_NO_TRADITIONAL_MSVC_PREPROCESSOR) && !defined(CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR)
#define CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#endif
// end catch_compiler_capabilities.h
#define INTERNAL_CATCH_UNIQUE_NAME_LINE2( name, line ) name##line
#define INTERNAL_CATCH_UNIQUE_NAME_LINE( name, line ) INTERNAL_CATCH_UNIQUE_NAME_LINE2( name, line )
#ifdef CATCH_CONFIG_COUNTER
# define INTERNAL_CATCH_UNIQUE_NAME( name ) INTERNAL_CATCH_UNIQUE_NAME_LINE( name, __COUNTER__ )
#else
# define INTERNAL_CATCH_UNIQUE_NAME( name ) INTERNAL_CATCH_UNIQUE_NAME_LINE( name, __LINE__ )
#endif
#include <iosfwd>
#include <string>
#include <cstdint>
// We need a dummy global operator<< so we can bring it into Catch namespace later
struct Catch_global_namespace_dummy {};
std::ostream& operator<<(std::ostream&, Catch_global_namespace_dummy);
namespace Catch {
struct CaseSensitive { enum Choice {
Yes,
No
}; };
class NonCopyable {
NonCopyable( NonCopyable const& ) = delete;
NonCopyable( NonCopyable && ) = delete;
NonCopyable& operator = ( NonCopyable const& ) = delete;
NonCopyable& operator = ( NonCopyable && ) = delete;
protected:
NonCopyable();
virtual ~NonCopyable();
};
struct SourceLineInfo {
SourceLineInfo() = delete;
SourceLineInfo( char const* _file, std::size_t _line ) noexcept
: file( _file ),
line( _line )
{}
SourceLineInfo( SourceLineInfo const& other ) = default;
SourceLineInfo& operator = ( SourceLineInfo const& ) = default;
SourceLineInfo( SourceLineInfo&& ) noexcept = default;
SourceLineInfo& operator = ( SourceLineInfo&& ) noexcept = default;
bool empty() const noexcept { return file[0] == '\0'; }
bool operator == ( SourceLineInfo const& other ) const noexcept;
bool operator < ( SourceLineInfo const& other ) const noexcept;
char const* file;
std::size_t line;
};
std::ostream& operator << ( std::ostream& os, SourceLineInfo const& info );
// Bring in operator<< from global namespace into Catch namespace
// This is necessary because the overload of operator<< above makes
// lookup stop at namespace Catch
using ::operator<<;
// Use this in variadic streaming macros to allow
// >> +StreamEndStop
// as well as
// >> stuff +StreamEndStop
struct StreamEndStop {
std::string operator+() const;
};
template<typename T>
T const& operator + ( T const& value, StreamEndStop ) {
return value;
}
}
#define CATCH_INTERNAL_LINEINFO \
::Catch::SourceLineInfo( __FILE__, static_cast<std::size_t>( __LINE__ ) )
// end catch_common.h
namespace Catch {
struct RegistrarForTagAliases {
RegistrarForTagAliases( char const* alias, char const* tag, SourceLineInfo const& lineInfo );
};
} // end namespace Catch
#define CATCH_REGISTER_TAG_ALIAS( alias, spec ) \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
namespace{ Catch::RegistrarForTagAliases INTERNAL_CATCH_UNIQUE_NAME( AutoRegisterTagAlias )( alias, spec, CATCH_INTERNAL_LINEINFO ); } \
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION
// end catch_tag_alias_autoregistrar.h
// start catch_test_registry.h
// start catch_interfaces_testcase.h
#include <vector>
namespace Catch {
class TestSpec;
struct ITestInvoker {
virtual void invoke () const = 0;
virtual ~ITestInvoker();
};
class TestCase;
struct IConfig;
struct ITestCaseRegistry {
virtual ~ITestCaseRegistry();
virtual std::vector<TestCase> const& getAllTests() const = 0;
virtual std::vector<TestCase> const& getAllTestsSorted( IConfig const& config ) const = 0;
};
bool isThrowSafe( TestCase const& testCase, IConfig const& config );
bool matchTest( TestCase const& testCase, TestSpec const& testSpec, IConfig const& config );
std::vector<TestCase> filterTests( std::vector<TestCase> const& testCases, TestSpec const& testSpec, IConfig const& config );
std::vector<TestCase> const& getAllTestCasesSorted( IConfig const& config );
}
// end catch_interfaces_testcase.h
// start catch_stringref.h
#include <cstddef>
#include <string>
#include <iosfwd>
#include <cassert>
namespace Catch {
/// A non-owning string class (similar to the forthcoming std::string_view)
/// Note that, because a StringRef may be a substring of another string,
/// it may not be null terminated.
class StringRef {
public:
using size_type = std::size_t;
using const_iterator = const char*;
private:
static constexpr char const* const s_empty = "";
char const* m_start = s_empty;
size_type m_size = 0;
public: // construction
constexpr StringRef() noexcept = default;
StringRef( char const* rawChars ) noexcept;
constexpr StringRef( char const* rawChars, size_type size ) noexcept
: m_start( rawChars ),
m_size( size )
{}
StringRef( std::string const& stdString ) noexcept
: m_start( stdString.c_str() ),
m_size( stdString.size() )
{}
explicit operator std::string() const {
return std::string(m_start, m_size);
}
public: // operators
auto operator == ( StringRef const& other ) const noexcept -> bool;
auto operator != (StringRef const& other) const noexcept -> bool {
return !(*this == other);
}
auto operator[] ( size_type index ) const noexcept -> char {
assert(index < m_size);
return m_start[index];
}
public: // named queries
constexpr auto empty() const noexcept -> bool {
return m_size == 0;
}
constexpr auto size() const noexcept -> size_type {
return m_size;
}
// Returns the current start pointer. If the StringRef is not
// null-terminated, throws std::domain_exception
auto c_str() const -> char const*;
public: // substrings and searches
// Returns a substring of [start, start + length).
// If start + length > size(), then the substring is [start, size()).
// If start > size(), then the substring is empty.
auto substr( size_type start, size_type length ) const noexcept -> StringRef;
// Returns the current start pointer. May not be null-terminated.
auto data() const noexcept -> char const*;
constexpr auto isNullTerminated() const noexcept -> bool {
return m_start[m_size] == '\0';
}
public: // iterators
constexpr const_iterator begin() const { return m_start; }
constexpr const_iterator end() const { return m_start + m_size; }
};
auto operator += ( std::string& lhs, StringRef const& sr ) -> std::string&;
auto operator << ( std::ostream& os, StringRef const& sr ) -> std::ostream&;
constexpr auto operator "" _sr( char const* rawChars, std::size_t size ) noexcept -> StringRef {
return StringRef( rawChars, size );
}
} // namespace Catch
constexpr auto operator "" _catch_sr( char const* rawChars, std::size_t size ) noexcept -> Catch::StringRef {
return Catch::StringRef( rawChars, size );
}
// end catch_stringref.h
// start catch_preprocessor.hpp
#define CATCH_RECURSION_LEVEL0(...) __VA_ARGS__
#define CATCH_RECURSION_LEVEL1(...) CATCH_RECURSION_LEVEL0(CATCH_RECURSION_LEVEL0(CATCH_RECURSION_LEVEL0(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL2(...) CATCH_RECURSION_LEVEL1(CATCH_RECURSION_LEVEL1(CATCH_RECURSION_LEVEL1(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL3(...) CATCH_RECURSION_LEVEL2(CATCH_RECURSION_LEVEL2(CATCH_RECURSION_LEVEL2(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL4(...) CATCH_RECURSION_LEVEL3(CATCH_RECURSION_LEVEL3(CATCH_RECURSION_LEVEL3(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL5(...) CATCH_RECURSION_LEVEL4(CATCH_RECURSION_LEVEL4(CATCH_RECURSION_LEVEL4(__VA_ARGS__)))
#ifdef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_EXPAND_VARGS(...) __VA_ARGS__
// MSVC needs more evaluations
#define CATCH_RECURSION_LEVEL6(...) CATCH_RECURSION_LEVEL5(CATCH_RECURSION_LEVEL5(CATCH_RECURSION_LEVEL5(__VA_ARGS__)))
#define CATCH_RECURSE(...) CATCH_RECURSION_LEVEL6(CATCH_RECURSION_LEVEL6(__VA_ARGS__))
#else
#define CATCH_RECURSE(...) CATCH_RECURSION_LEVEL5(__VA_ARGS__)
#endif
#define CATCH_REC_END(...)
#define CATCH_REC_OUT
#define CATCH_EMPTY()
#define CATCH_DEFER(id) id CATCH_EMPTY()
#define CATCH_REC_GET_END2() 0, CATCH_REC_END
#define CATCH_REC_GET_END1(...) CATCH_REC_GET_END2
#define CATCH_REC_GET_END(...) CATCH_REC_GET_END1
#define CATCH_REC_NEXT0(test, next, ...) next CATCH_REC_OUT
#define CATCH_REC_NEXT1(test, next) CATCH_DEFER ( CATCH_REC_NEXT0 ) ( test, next, 0)
#define CATCH_REC_NEXT(test, next) CATCH_REC_NEXT1(CATCH_REC_GET_END test, next)
#define CATCH_REC_LIST0(f, x, peek, ...) , f(x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1) ) ( f, peek, __VA_ARGS__ )
#define CATCH_REC_LIST1(f, x, peek, ...) , f(x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST0) ) ( f, peek, __VA_ARGS__ )
#define CATCH_REC_LIST2(f, x, peek, ...) f(x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1) ) ( f, peek, __VA_ARGS__ )
#define CATCH_REC_LIST0_UD(f, userdata, x, peek, ...) , f(userdata, x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1_UD) ) ( f, userdata, peek, __VA_ARGS__ )
#define CATCH_REC_LIST1_UD(f, userdata, x, peek, ...) , f(userdata, x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST0_UD) ) ( f, userdata, peek, __VA_ARGS__ )
#define CATCH_REC_LIST2_UD(f, userdata, x, peek, ...) f(userdata, x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1_UD) ) ( f, userdata, peek, __VA_ARGS__ )
// Applies the function macro `f` to each of the remaining parameters, inserts commas between the results,
// and passes userdata as the first parameter to each invocation,
// e.g. CATCH_REC_LIST_UD(f, x, a, b, c) evaluates to f(x, a), f(x, b), f(x, c)
#define CATCH_REC_LIST_UD(f, userdata, ...) CATCH_RECURSE(CATCH_REC_LIST2_UD(f, userdata, __VA_ARGS__, ()()(), ()()(), ()()(), 0))
#define CATCH_REC_LIST(f, ...) CATCH_RECURSE(CATCH_REC_LIST2(f, __VA_ARGS__, ()()(), ()()(), ()()(), 0))
#define INTERNAL_CATCH_EXPAND1(param) INTERNAL_CATCH_EXPAND2(param)
#define INTERNAL_CATCH_EXPAND2(...) INTERNAL_CATCH_NO## __VA_ARGS__
#define INTERNAL_CATCH_DEF(...) INTERNAL_CATCH_DEF __VA_ARGS__
#define INTERNAL_CATCH_NOINTERNAL_CATCH_DEF
#define INTERNAL_CATCH_STRINGIZE(...) INTERNAL_CATCH_STRINGIZE2(__VA_ARGS__)
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_STRINGIZE2(...) #__VA_ARGS__
#define INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS(param) INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_REMOVE_PARENS(param))
#else
// MSVC is adding extra space and needs another indirection to expand INTERNAL_CATCH_NOINTERNAL_CATCH_DEF
#define INTERNAL_CATCH_STRINGIZE2(...) INTERNAL_CATCH_STRINGIZE3(__VA_ARGS__)
#define INTERNAL_CATCH_STRINGIZE3(...) #__VA_ARGS__
#define INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS(param) (INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_REMOVE_PARENS(param)) + 1)
#endif
#define INTERNAL_CATCH_MAKE_NAMESPACE2(...) ns_##__VA_ARGS__
#define INTERNAL_CATCH_MAKE_NAMESPACE(name) INTERNAL_CATCH_MAKE_NAMESPACE2(name)
#define INTERNAL_CATCH_REMOVE_PARENS(...) INTERNAL_CATCH_EXPAND1(INTERNAL_CATCH_DEF __VA_ARGS__)
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_MAKE_TYPE_LIST2(...) decltype(get_wrapper<INTERNAL_CATCH_REMOVE_PARENS_GEN(__VA_ARGS__)>())
#define INTERNAL_CATCH_MAKE_TYPE_LIST(...) INTERNAL_CATCH_MAKE_TYPE_LIST2(INTERNAL_CATCH_REMOVE_PARENS(__VA_ARGS__))
#else
#define INTERNAL_CATCH_MAKE_TYPE_LIST2(...) INTERNAL_CATCH_EXPAND_VARGS(decltype(get_wrapper<INTERNAL_CATCH_REMOVE_PARENS_GEN(__VA_ARGS__)>()))
#define INTERNAL_CATCH_MAKE_TYPE_LIST(...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_MAKE_TYPE_LIST2(INTERNAL_CATCH_REMOVE_PARENS(__VA_ARGS__)))
#endif
#define INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(...)\
CATCH_REC_LIST(INTERNAL_CATCH_MAKE_TYPE_LIST,__VA_ARGS__)
#define INTERNAL_CATCH_REMOVE_PARENS_1_ARG(_0) INTERNAL_CATCH_REMOVE_PARENS(_0)
#define INTERNAL_CATCH_REMOVE_PARENS_2_ARG(_0, _1) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_1_ARG(_1)
#define INTERNAL_CATCH_REMOVE_PARENS_3_ARG(_0, _1, _2) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_2_ARG(_1, _2)
#define INTERNAL_CATCH_REMOVE_PARENS_4_ARG(_0, _1, _2, _3) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_3_ARG(_1, _2, _3)
#define INTERNAL_CATCH_REMOVE_PARENS_5_ARG(_0, _1, _2, _3, _4) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_4_ARG(_1, _2, _3, _4)
#define INTERNAL_CATCH_REMOVE_PARENS_6_ARG(_0, _1, _2, _3, _4, _5) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_5_ARG(_1, _2, _3, _4, _5)
#define INTERNAL_CATCH_REMOVE_PARENS_7_ARG(_0, _1, _2, _3, _4, _5, _6) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_6_ARG(_1, _2, _4, _5, _6)
#define INTERNAL_CATCH_REMOVE_PARENS_8_ARG(_0, _1, _2, _3, _4, _5, _6, _7) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_7_ARG(_1, _2, _3, _4, _5, _6, _7)
#define INTERNAL_CATCH_REMOVE_PARENS_9_ARG(_0, _1, _2, _3, _4, _5, _6, _7, _8) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_8_ARG(_1, _2, _3, _4, _5, _6, _7, _8)
#define INTERNAL_CATCH_REMOVE_PARENS_10_ARG(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_9_ARG(_1, _2, _3, _4, _5, _6, _7, _8, _9)
#define INTERNAL_CATCH_REMOVE_PARENS_11_ARG(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_10_ARG(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10)
#define INTERNAL_CATCH_VA_NARGS_IMPL(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10, N, ...) N
#define INTERNAL_CATCH_TYPE_GEN\
template<typename...> struct TypeList {};\
template<typename...Ts>\
constexpr auto get_wrapper() noexcept -> TypeList<Ts...> { return {}; }\
template<template<typename...> class...> struct TemplateTypeList{};\
template<template<typename...> class...Cs>\
constexpr auto get_wrapper() noexcept -> TemplateTypeList<Cs...> { return {}; }\
template<typename...>\
struct append;\
template<typename...>\
struct rewrap;\
template<template<typename...> class, typename...>\
struct create;\
template<template<typename...> class, typename>\
struct convert;\
\
template<typename T> \
struct append<T> { using type = T; };\
template< template<typename...> class L1, typename...E1, template<typename...> class L2, typename...E2, typename...Rest>\
struct append<L1<E1...>, L2<E2...>, Rest...> { using type = typename append<L1<E1...,E2...>, Rest...>::type; };\
template< template<typename...> class L1, typename...E1, typename...Rest>\
struct append<L1<E1...>, TypeList<mpl_::na>, Rest...> { using type = L1<E1...>; };\
\
template< template<typename...> class Container, template<typename...> class List, typename...elems>\
struct rewrap<TemplateTypeList<Container>, List<elems...>> { using type = TypeList<Container<elems...>>; };\
template< template<typename...> class Container, template<typename...> class List, class...Elems, typename...Elements>\
struct rewrap<TemplateTypeList<Container>, List<Elems...>, Elements...> { using type = typename append<TypeList<Container<Elems...>>, typename rewrap<TemplateTypeList<Container>, Elements...>::type>::type; };\
\
template<template <typename...> class Final, template< typename...> class...Containers, typename...Types>\
struct create<Final, TemplateTypeList<Containers...>, TypeList<Types...>> { using type = typename append<Final<>, typename rewrap<TemplateTypeList<Containers>, Types...>::type...>::type; };\
template<template <typename...> class Final, template <typename...> class List, typename...Ts>\
struct convert<Final, List<Ts...>> { using type = typename append<Final<>,TypeList<Ts>...>::type; };
#define INTERNAL_CATCH_NTTP_1(signature, ...)\
template<INTERNAL_CATCH_REMOVE_PARENS(signature)> struct Nttp{};\
template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
constexpr auto get_wrapper() noexcept -> Nttp<__VA_ARGS__> { return {}; } \
template<template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class...> struct NttpTemplateTypeList{};\
template<template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class...Cs>\
constexpr auto get_wrapper() noexcept -> NttpTemplateTypeList<Cs...> { return {}; } \
\
template< template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class Container, template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class List, INTERNAL_CATCH_REMOVE_PARENS(signature)>\
struct rewrap<NttpTemplateTypeList<Container>, List<__VA_ARGS__>> { using type = TypeList<Container<__VA_ARGS__>>; };\
template< template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class Container, template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class List, INTERNAL_CATCH_REMOVE_PARENS(signature), typename...Elements>\
struct rewrap<NttpTemplateTypeList<Container>, List<__VA_ARGS__>, Elements...> { using type = typename append<TypeList<Container<__VA_ARGS__>>, typename rewrap<NttpTemplateTypeList<Container>, Elements...>::type>::type; };\
template<template <typename...> class Final, template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class...Containers, typename...Types>\
struct create<Final, NttpTemplateTypeList<Containers...>, TypeList<Types...>> { using type = typename append<Final<>, typename rewrap<NttpTemplateTypeList<Containers>, Types...>::type...>::type; };
#define INTERNAL_CATCH_DECLARE_SIG_TEST0(TestName)
#define INTERNAL_CATCH_DECLARE_SIG_TEST1(TestName, signature)\
template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
static void TestName()
#define INTERNAL_CATCH_DECLARE_SIG_TEST_X(TestName, signature, ...)\
template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
static void TestName()
#define INTERNAL_CATCH_DEFINE_SIG_TEST0(TestName)
#define INTERNAL_CATCH_DEFINE_SIG_TEST1(TestName, signature)\
template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
static void TestName()
#define INTERNAL_CATCH_DEFINE_SIG_TEST_X(TestName, signature,...)\
template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
static void TestName()
#define INTERNAL_CATCH_NTTP_REGISTER0(TestFunc, signature)\
template<typename Type>\
void reg_test(TypeList<Type>, Catch::NameAndTags nameAndTags)\
{\
Catch::AutoReg( Catch::makeTestInvoker(&TestFunc<Type>), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), nameAndTags);\
}
#define INTERNAL_CATCH_NTTP_REGISTER(TestFunc, signature, ...)\
template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
void reg_test(Nttp<__VA_ARGS__>, Catch::NameAndTags nameAndTags)\
{\
Catch::AutoReg( Catch::makeTestInvoker(&TestFunc<__VA_ARGS__>), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), nameAndTags);\
}
#define INTERNAL_CATCH_NTTP_REGISTER_METHOD0(TestName, signature, ...)\
template<typename Type>\
void reg_test(TypeList<Type>, Catch::StringRef className, Catch::NameAndTags nameAndTags)\
{\
Catch::AutoReg( Catch::makeTestInvoker(&TestName<Type>::test), CATCH_INTERNAL_LINEINFO, className, nameAndTags);\
}
#define INTERNAL_CATCH_NTTP_REGISTER_METHOD(TestName, signature, ...)\
template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
void reg_test(Nttp<__VA_ARGS__>, Catch::StringRef className, Catch::NameAndTags nameAndTags)\
{\
Catch::AutoReg( Catch::makeTestInvoker(&TestName<__VA_ARGS__>::test), CATCH_INTERNAL_LINEINFO, className, nameAndTags);\
}
#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD0(TestName, ClassName)
#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD1(TestName, ClassName, signature)\
template<typename TestType> \
struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName)<TestType> { \
void test();\
}
#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X(TestName, ClassName, signature, ...)\
template<INTERNAL_CATCH_REMOVE_PARENS(signature)> \
struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName)<__VA_ARGS__> { \
void test();\
}
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD0(TestName)
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD1(TestName, signature)\
template<typename TestType> \
void INTERNAL_CATCH_MAKE_NAMESPACE(TestName)::TestName<TestType>::test()
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X(TestName, signature, ...)\
template<INTERNAL_CATCH_REMOVE_PARENS(signature)> \
void INTERNAL_CATCH_MAKE_NAMESPACE(TestName)::TestName<__VA_ARGS__>::test()
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_NTTP_0
#define INTERNAL_CATCH_NTTP_GEN(...) INTERNAL_CATCH_VA_NARGS_IMPL(__VA_ARGS__, INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1( __VA_ARGS__), INTERNAL_CATCH_NTTP_1( __VA_ARGS__), INTERNAL_CATCH_NTTP_1( __VA_ARGS__), INTERNAL_CATCH_NTTP_1( __VA_ARGS__),INTERNAL_CATCH_NTTP_1( __VA_ARGS__), INTERNAL_CATCH_NTTP_0)
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD1, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD0)(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD1, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD0)(TestName, ClassName, __VA_ARGS__)
#define INTERNAL_CATCH_NTTP_REG_METHOD_GEN(TestName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD0, INTERNAL_CATCH_NTTP_REGISTER_METHOD0)(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_NTTP_REG_GEN(TestFunc, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER0, INTERNAL_CATCH_NTTP_REGISTER0)(TestFunc, __VA_ARGS__)
#define INTERNAL_CATCH_DEFINE_SIG_TEST(TestName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DEFINE_SIG_TEST1, INTERNAL_CATCH_DEFINE_SIG_TEST0)(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_DECLARE_SIG_TEST(TestName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST1, INTERNAL_CATCH_DECLARE_SIG_TEST0)(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_REMOVE_PARENS_GEN(...) INTERNAL_CATCH_VA_NARGS_IMPL(__VA_ARGS__, INTERNAL_CATCH_REMOVE_PARENS_11_ARG,INTERNAL_CATCH_REMOVE_PARENS_10_ARG,INTERNAL_CATCH_REMOVE_PARENS_9_ARG,INTERNAL_CATCH_REMOVE_PARENS_8_ARG,INTERNAL_CATCH_REMOVE_PARENS_7_ARG,INTERNAL_CATCH_REMOVE_PARENS_6_ARG,INTERNAL_CATCH_REMOVE_PARENS_5_ARG,INTERNAL_CATCH_REMOVE_PARENS_4_ARG,INTERNAL_CATCH_REMOVE_PARENS_3_ARG,INTERNAL_CATCH_REMOVE_PARENS_2_ARG,INTERNAL_CATCH_REMOVE_PARENS_1_ARG)(__VA_ARGS__)
#else
#define INTERNAL_CATCH_NTTP_0(signature)
#define INTERNAL_CATCH_NTTP_GEN(...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL(__VA_ARGS__, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1,INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_0)( __VA_ARGS__))
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD1, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD1, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD0)(TestName, ClassName, __VA_ARGS__))
#define INTERNAL_CATCH_NTTP_REG_METHOD_GEN(TestName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD0, INTERNAL_CATCH_NTTP_REGISTER_METHOD0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_NTTP_REG_GEN(TestFunc, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER0, INTERNAL_CATCH_NTTP_REGISTER0)(TestFunc, __VA_ARGS__))
#define INTERNAL_CATCH_DEFINE_SIG_TEST(TestName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DEFINE_SIG_TEST1, INTERNAL_CATCH_DEFINE_SIG_TEST0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_DECLARE_SIG_TEST(TestName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST1, INTERNAL_CATCH_DECLARE_SIG_TEST0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_REMOVE_PARENS_GEN(...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL(__VA_ARGS__, INTERNAL_CATCH_REMOVE_PARENS_11_ARG,INTERNAL_CATCH_REMOVE_PARENS_10_ARG,INTERNAL_CATCH_REMOVE_PARENS_9_ARG,INTERNAL_CATCH_REMOVE_PARENS_8_ARG,INTERNAL_CATCH_REMOVE_PARENS_7_ARG,INTERNAL_CATCH_REMOVE_PARENS_6_ARG,INTERNAL_CATCH_REMOVE_PARENS_5_ARG,INTERNAL_CATCH_REMOVE_PARENS_4_ARG,INTERNAL_CATCH_REMOVE_PARENS_3_ARG,INTERNAL_CATCH_REMOVE_PARENS_2_ARG,INTERNAL_CATCH_REMOVE_PARENS_1_ARG)(__VA_ARGS__))
#endif
// end catch_preprocessor.hpp
// start catch_meta.hpp
#include <type_traits>
namespace Catch {
template<typename T>
struct always_false : std::false_type {};
template <typename> struct true_given : std::true_type {};
struct is_callable_tester {
template <typename Fun, typename... Args>
true_given<decltype(std::declval<Fun>()(std::declval<Args>()...))> static test(int);
template <typename...>
std::false_type static test(...);
};
template <typename T>
struct is_callable;
template <typename Fun, typename... Args>
struct is_callable<Fun(Args...)> : decltype(is_callable_tester::test<Fun, Args...>(0)) {};
#if defined(__cpp_lib_is_invocable) && __cpp_lib_is_invocable >= 201703
// std::result_of is deprecated in C++17 and removed in C++20. Hence, it is
// replaced with std::invoke_result here. Also *_t format is preferred over
// typename *::type format.
template <typename Func, typename U>
using FunctionReturnType = std::remove_reference_t<std::remove_cv_t<std::invoke_result_t<Func, U>>>;
#else
template <typename Func, typename U>
using FunctionReturnType = typename std::remove_reference<typename std::remove_cv<typename std::result_of<Func(U)>::type>::type>::type;
#endif
} // namespace Catch
namespace mpl_{
struct na;
}
// end catch_meta.hpp
namespace Catch {
template<typename C>
class TestInvokerAsMethod : public ITestInvoker {
void (C::*m_testAsMethod)();
public:
TestInvokerAsMethod( void (C::*testAsMethod)() ) noexcept : m_testAsMethod( testAsMethod ) {}
void invoke() const override {
C obj;
(obj.*m_testAsMethod)();
}
};
auto makeTestInvoker( void(*testAsFunction)() ) noexcept -> ITestInvoker*;
template<typename C>
auto makeTestInvoker( void (C::*testAsMethod)() ) noexcept -> ITestInvoker* {
return new(std::nothrow) TestInvokerAsMethod<C>( testAsMethod );
}
struct NameAndTags {
NameAndTags( StringRef const& name_ = StringRef(), StringRef const& tags_ = StringRef() ) noexcept;
StringRef name;
StringRef tags;
};
struct AutoReg : NonCopyable {
AutoReg( ITestInvoker* invoker, SourceLineInfo const& lineInfo, StringRef const& classOrMethod, NameAndTags const& nameAndTags ) noexcept;
~AutoReg();
};
} // end namespace Catch
#if defined(CATCH_CONFIG_DISABLE)
#define INTERNAL_CATCH_TESTCASE_NO_REGISTRATION( TestName, ... ) \
static void TestName()
#define INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION( TestName, ClassName, ... ) \
namespace{ \
struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName) { \
void test(); \
}; \
} \
void TestName::test()
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( TestName, TestFunc, Name, Tags, Signature, ... ) \
INTERNAL_CATCH_DEFINE_SIG_TEST(TestFunc, INTERNAL_CATCH_REMOVE_PARENS(Signature))
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( TestNameClass, TestName, ClassName, Name, Tags, Signature, ... ) \
namespace{ \
namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName) { \
INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName, INTERNAL_CATCH_REMOVE_PARENS(Signature));\
} \
} \
INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, INTERNAL_CATCH_REMOVE_PARENS(Signature))
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(Name, Tags, ...) \
INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, typename TestType, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(Name, Tags, ...) \
INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, typename TestType, __VA_ARGS__ ) )
#endif
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(Name, Tags, Signature, ...) \
INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, Signature, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(Name, Tags, Signature, ...) \
INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, Signature, __VA_ARGS__ ) )
#endif
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION( ClassName, Name, Tags,... ) \
INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, typename T, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION( ClassName, Name, Tags,... ) \
INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, typename T, __VA_ARGS__ ) )
#endif
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION( ClassName, Name, Tags, Signature, ... ) \
INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, Signature, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION( ClassName, Name, Tags, Signature, ... ) \
INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, Signature, __VA_ARGS__ ) )
#endif
#endif
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TESTCASE2( TestName, ... ) \
static void TestName(); \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( Catch::makeTestInvoker( &TestName ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ __VA_ARGS__ } ); } /* NOLINT */ \
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
static void TestName()
#define INTERNAL_CATCH_TESTCASE( ... ) \
INTERNAL_CATCH_TESTCASE2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ), __VA_ARGS__ )
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_METHOD_AS_TEST_CASE( QualifiedMethod, ... ) \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( Catch::makeTestInvoker( &QualifiedMethod ), CATCH_INTERNAL_LINEINFO, "&" #QualifiedMethod, Catch::NameAndTags{ __VA_ARGS__ } ); } /* NOLINT */ \
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TEST_CASE_METHOD2( TestName, ClassName, ... )\
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
namespace{ \
struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName) { \
void test(); \
}; \
Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar ) ( Catch::makeTestInvoker( &TestName::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ __VA_ARGS__ } ); /* NOLINT */ \
} \
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
void TestName::test()
#define INTERNAL_CATCH_TEST_CASE_METHOD( ClassName, ... ) \
INTERNAL_CATCH_TEST_CASE_METHOD2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ), ClassName, __VA_ARGS__ )
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_REGISTER_TESTCASE( Function, ... ) \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( Catch::makeTestInvoker( Function ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ __VA_ARGS__ } ); /* NOLINT */ \
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_2(TestName, TestFunc, Name, Tags, Signature, ... )\
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
INTERNAL_CATCH_DECLARE_SIG_TEST(TestFunc, INTERNAL_CATCH_REMOVE_PARENS(Signature));\
namespace {\
namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName){\
INTERNAL_CATCH_TYPE_GEN\
INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))\
INTERNAL_CATCH_NTTP_REG_GEN(TestFunc,INTERNAL_CATCH_REMOVE_PARENS(Signature))\
template<typename...Types> \
struct TestName{\
TestName(){\
int index = 0; \
constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, __VA_ARGS__)};\
using expander = int[];\
(void)expander{(reg_test(Types{}, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index]), Tags } ), index++, 0)... };/* NOLINT */ \
}\
};\
static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
TestName<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(__VA_ARGS__)>();\
return 0;\
}();\
}\
}\
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
INTERNAL_CATCH_DEFINE_SIG_TEST(TestFunc,INTERNAL_CATCH_REMOVE_PARENS(Signature))
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE(Name, Tags, ...) \
INTERNAL_CATCH_TEMPLATE_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, typename TestType, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE(Name, Tags, ...) \
INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, typename TestType, __VA_ARGS__ ) )
#endif
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG(Name, Tags, Signature, ...) \
INTERNAL_CATCH_TEMPLATE_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, Signature, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG(Name, Tags, Signature, ...) \
INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, Signature, __VA_ARGS__ ) )
#endif
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2(TestName, TestFuncName, Name, Tags, Signature, TmplTypes, TypesList) \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
template<typename TestType> static void TestFuncName(); \
namespace {\
namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName) { \
INTERNAL_CATCH_TYPE_GEN \
INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature)) \
template<typename... Types> \
struct TestName { \
void reg_tests() { \
int index = 0; \
using expander = int[]; \
constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TmplTypes))};\
constexpr char const* types_list[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TypesList))};\
constexpr auto num_types = sizeof(types_list) / sizeof(types_list[0]);\
(void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestFuncName<Types> ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index / num_types]) + "<" + std::string(types_list[index % num_types]) + ">", Tags } ), index++, 0)... };/* NOLINT */\
} \
}; \
static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){ \
using TestInit = typename create<TestName, decltype(get_wrapper<INTERNAL_CATCH_REMOVE_PARENS(TmplTypes)>()), TypeList<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(INTERNAL_CATCH_REMOVE_PARENS(TypesList))>>::type; \
TestInit t; \
t.reg_tests(); \
return 0; \
}(); \
} \
} \
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
template<typename TestType> \
static void TestFuncName()
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE(Name, Tags, ...)\
INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, typename T,__VA_ARGS__)
#else
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE(Name, Tags, ...)\
INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, typename T, __VA_ARGS__ ) )
#endif
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG(Name, Tags, Signature, ...)\
INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, Signature, __VA_ARGS__)
#else
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG(Name, Tags, Signature, ...)\
INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, Signature, __VA_ARGS__ ) )
#endif
#define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_2(TestName, TestFunc, Name, Tags, TmplList)\
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
template<typename TestType> static void TestFunc(); \
namespace {\
namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName){\
INTERNAL_CATCH_TYPE_GEN\
template<typename... Types> \
struct TestName { \
void reg_tests() { \
int index = 0; \
using expander = int[]; \
(void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestFunc<Types> ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ Name " - " + std::string(INTERNAL_CATCH_STRINGIZE(TmplList)) + " - " + std::to_string(index), Tags } ), index++, 0)... };/* NOLINT */\
} \
};\
static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){ \
using TestInit = typename convert<TestName, TmplList>::type; \
TestInit t; \
t.reg_tests(); \
return 0; \
}(); \
}}\
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
template<typename TestType> \
static void TestFunc()
#define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE(Name, Tags, TmplList) \
INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, TmplList )
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( TestNameClass, TestName, ClassName, Name, Tags, Signature, ... ) \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
namespace {\
namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName){ \
INTERNAL_CATCH_TYPE_GEN\
INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))\
INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName, INTERNAL_CATCH_REMOVE_PARENS(Signature));\
INTERNAL_CATCH_NTTP_REG_METHOD_GEN(TestName, INTERNAL_CATCH_REMOVE_PARENS(Signature))\
template<typename...Types> \
struct TestNameClass{\
TestNameClass(){\
int index = 0; \
constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, __VA_ARGS__)};\
using expander = int[];\
(void)expander{(reg_test(Types{}, #ClassName, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index]), Tags } ), index++, 0)... };/* NOLINT */ \
}\
};\
static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
TestNameClass<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(__VA_ARGS__)>();\
return 0;\
}();\
}\
}\
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, INTERNAL_CATCH_REMOVE_PARENS(Signature))
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( ClassName, Name, Tags,... ) \
INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, typename T, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( ClassName, Name, Tags,... ) \
INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, typename T, __VA_ARGS__ ) )
#endif
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( ClassName, Name, Tags, Signature, ... ) \
INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, Signature, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( ClassName, Name, Tags, Signature, ... ) \
INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, Signature, __VA_ARGS__ ) )
#endif
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2(TestNameClass, TestName, ClassName, Name, Tags, Signature, TmplTypes, TypesList)\
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
template<typename TestType> \
struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName <TestType>) { \
void test();\
};\
namespace {\
namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestNameClass) {\
INTERNAL_CATCH_TYPE_GEN \
INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))\
template<typename...Types>\
struct TestNameClass{\
void reg_tests(){\
int index = 0;\
using expander = int[];\
constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TmplTypes))};\
constexpr char const* types_list[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TypesList))};\
constexpr auto num_types = sizeof(types_list) / sizeof(types_list[0]);\
(void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestName<Types>::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index / num_types]) + "<" + std::string(types_list[index % num_types]) + ">", Tags } ), index++, 0)... };/* NOLINT */ \
}\
};\
static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
using TestInit = typename create<TestNameClass, decltype(get_wrapper<INTERNAL_CATCH_REMOVE_PARENS(TmplTypes)>()), TypeList<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(INTERNAL_CATCH_REMOVE_PARENS(TypesList))>>::type;\
TestInit t;\
t.reg_tests();\
return 0;\
}(); \
}\
}\
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
template<typename TestType> \
void TestName<TestType>::test()
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( ClassName, Name, Tags, ... )\
INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), ClassName, Name, Tags, typename T, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( ClassName, Name, Tags, ... )\
INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), ClassName, Name, Tags, typename T,__VA_ARGS__ ) )
#endif
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( ClassName, Name, Tags, Signature, ... )\
INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), ClassName, Name, Tags, Signature, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( ClassName, Name, Tags, Signature, ... )\
INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), ClassName, Name, Tags, Signature,__VA_ARGS__ ) )
#endif
#define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD_2( TestNameClass, TestName, ClassName, Name, Tags, TmplList) \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
template<typename TestType> \
struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName <TestType>) { \
void test();\
};\
namespace {\
namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName){ \
INTERNAL_CATCH_TYPE_GEN\
template<typename...Types>\
struct TestNameClass{\
void reg_tests(){\
int index = 0;\
using expander = int[];\
(void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestName<Types>::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ Name " - " + std::string(INTERNAL_CATCH_STRINGIZE(TmplList)) + " - " + std::to_string(index), Tags } ), index++, 0)... };/* NOLINT */ \
}\
};\
static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
using TestInit = typename convert<TestNameClass, TmplList>::type;\
TestInit t;\
t.reg_tests();\
return 0;\
}(); \
}}\
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
template<typename TestType> \
void TestName<TestType>::test()
#define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD(ClassName, Name, Tags, TmplList) \
INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), ClassName, Name, Tags, TmplList )
// end catch_test_registry.h
// start catch_capture.hpp
// start catch_assertionhandler.h
// start catch_assertioninfo.h
// start catch_result_type.h
namespace Catch {
// ResultWas::OfType enum
struct ResultWas { enum OfType {
Unknown = -1,
Ok = 0,
Info = 1,
Warning = 2,
FailureBit = 0x10,
ExpressionFailed = FailureBit | 1,
ExplicitFailure = FailureBit | 2,
Exception = 0x100 | FailureBit,
ThrewException = Exception | 1,
DidntThrowException = Exception | 2,
FatalErrorCondition = 0x200 | FailureBit
}; };
bool isOk( ResultWas::OfType resultType );
bool isJustInfo( int flags );
// ResultDisposition::Flags enum
struct ResultDisposition { enum Flags {
Normal = 0x01,
ContinueOnFailure = 0x02, // Failures fail test, but execution continues
FalseTest = 0x04, // Prefix expression with !
SuppressFail = 0x08 // Failures are reported but do not fail the test
}; };
ResultDisposition::Flags operator | ( ResultDisposition::Flags lhs, ResultDisposition::Flags rhs );
bool shouldContinueOnFailure( int flags );
inline bool isFalseTest( int flags ) { return ( flags & ResultDisposition::FalseTest ) != 0; }
bool shouldSuppressFailure( int flags );
} // end namespace Catch
// end catch_result_type.h
namespace Catch {
struct AssertionInfo
{
StringRef macroName;
SourceLineInfo lineInfo;
StringRef capturedExpression;
ResultDisposition::Flags resultDisposition;
// We want to delete this constructor but a compiler bug in 4.8 means
// the struct is then treated as non-aggregate
//AssertionInfo() = delete;
};
} // end namespace Catch
// end catch_assertioninfo.h
// start catch_decomposer.h
// start catch_tostring.h
#include <vector>
#include <cstddef>
#include <type_traits>
#include <string>
// start catch_stream.h
#include <iosfwd>
#include <cstddef>
#include <ostream>
namespace Catch {
std::ostream& cout();
std::ostream& cerr();
std::ostream& clog();
class StringRef;
struct IStream {
virtual ~IStream();
virtual std::ostream& stream() const = 0;
};
auto makeStream( StringRef const &filename ) -> IStream const*;
class ReusableStringStream : NonCopyable {
std::size_t m_index;
std::ostream* m_oss;
public:
ReusableStringStream();
~ReusableStringStream();
auto str() const -> std::string;
template<typename T>
auto operator << ( T const& value ) -> ReusableStringStream& {
*m_oss << value;
return *this;
}
auto get() -> std::ostream& { return *m_oss; }
};
}
// end catch_stream.h
// start catch_interfaces_enum_values_registry.h
#include <vector>
namespace Catch {
namespace Detail {
struct EnumInfo {
StringRef m_name;
std::vector<std::pair<int, StringRef>> m_values;
~EnumInfo();
StringRef lookup( int value ) const;
};
} // namespace Detail
struct IMutableEnumValuesRegistry {
virtual ~IMutableEnumValuesRegistry();
virtual Detail::EnumInfo const& registerEnum( StringRef enumName, StringRef allEnums, std::vector<int> const& values ) = 0;
template<typename E>
Detail::EnumInfo const& registerEnum( StringRef enumName, StringRef allEnums, std::initializer_list<E> values ) {
static_assert(sizeof(int) >= sizeof(E), "Cannot serialize enum to int");
std::vector<int> intValues;
intValues.reserve( values.size() );
for( auto enumValue : values )
intValues.push_back( static_cast<int>( enumValue ) );
return registerEnum( enumName, allEnums, intValues );
}
};
} // Catch
// end catch_interfaces_enum_values_registry.h
#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
#include <string_view>
#endif
#ifdef __OBJC__
// start catch_objc_arc.hpp
#import <Foundation/Foundation.h>
#ifdef __has_feature
#define CATCH_ARC_ENABLED __has_feature(objc_arc)
#else
#define CATCH_ARC_ENABLED 0
#endif
void arcSafeRelease( NSObject* obj );
id performOptionalSelector( id obj, SEL sel );
#if !CATCH_ARC_ENABLED
inline void arcSafeRelease( NSObject* obj ) {
[obj release];
}
inline id performOptionalSelector( id obj, SEL sel ) {
if( [obj respondsToSelector: sel] )
return [obj performSelector: sel];
return nil;
}
#define CATCH_UNSAFE_UNRETAINED
#define CATCH_ARC_STRONG
#else
inline void arcSafeRelease( NSObject* ){}
inline id performOptionalSelector( id obj, SEL sel ) {
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Warc-performSelector-leaks"
#endif
if( [obj respondsToSelector: sel] )
return [obj performSelector: sel];
#ifdef __clang__
#pragma clang diagnostic pop
#endif
return nil;
}
#define CATCH_UNSAFE_UNRETAINED __unsafe_unretained
#define CATCH_ARC_STRONG __strong
#endif
// end catch_objc_arc.hpp
#endif
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable:4180) // We attempt to stream a function (address) by const&, which MSVC complains about but is harmless
#endif
namespace Catch {
namespace Detail {
extern const std::string unprintableString;
std::string rawMemoryToString( const void *object, std::size_t size );
template<typename T>
std::string rawMemoryToString( const T& object ) {
return rawMemoryToString( &object, sizeof(object) );
}
template<typename T>
class IsStreamInsertable {
template<typename Stream, typename U>
static auto test(int)
-> decltype(std::declval<Stream&>() << std::declval<U>(), std::true_type());
template<typename, typename>
static auto test(...)->std::false_type;
public:
static const bool value = decltype(test<std::ostream, const T&>(0))::value;
};
template<typename E>
std::string convertUnknownEnumToString( E e );
template<typename T>
typename std::enable_if<
!std::is_enum<T>::value && !std::is_base_of<std::exception, T>::value,
std::string>::type convertUnstreamable( T const& ) {
return Detail::unprintableString;
}
template<typename T>
typename std::enable_if<
!std::is_enum<T>::value && std::is_base_of<std::exception, T>::value,
std::string>::type convertUnstreamable(T const& ex) {
return ex.what();
}
template<typename T>
typename std::enable_if<
std::is_enum<T>::value
, std::string>::type convertUnstreamable( T const& value ) {
return convertUnknownEnumToString( value );
}
#if defined(_MANAGED)
//! Convert a CLR string to a utf8 std::string
template<typename T>
std::string clrReferenceToString( T^ ref ) {
if (ref == nullptr)
return std::string("null");
auto bytes = System::Text::Encoding::UTF8->GetBytes(ref->ToString());
cli::pin_ptr<System::Byte> p = &bytes[0];
return std::string(reinterpret_cast<char const *>(p), bytes->Length);
}
#endif
} // namespace Detail
// If we decide for C++14, change these to enable_if_ts
template <typename T, typename = void>
struct StringMaker {
template <typename Fake = T>
static
typename std::enable_if<::Catch::Detail::IsStreamInsertable<Fake>::value, std::string>::type
convert(const Fake& value) {
ReusableStringStream rss;
// NB: call using the function-like syntax to avoid ambiguity with
// user-defined templated operator<< under clang.
rss.operator<<(value);
return rss.str();
}
template <typename Fake = T>
static
typename std::enable_if<!::Catch::Detail::IsStreamInsertable<Fake>::value, std::string>::type
convert( const Fake& value ) {
#if !defined(CATCH_CONFIG_FALLBACK_STRINGIFIER)
return Detail::convertUnstreamable(value);
#else
return CATCH_CONFIG_FALLBACK_STRINGIFIER(value);
#endif
}
};
namespace Detail {
// This function dispatches all stringification requests inside of Catch.
// Should be preferably called fully qualified, like ::Catch::Detail::stringify
template <typename T>
std::string stringify(const T& e) {
return ::Catch::StringMaker<typename std::remove_cv<typename std::remove_reference<T>::type>::type>::convert(e);
}
template<typename E>
std::string convertUnknownEnumToString( E e ) {
return ::Catch::Detail::stringify(static_cast<typename std::underlying_type<E>::type>(e));
}
#if defined(_MANAGED)
template <typename T>
std::string stringify( T^ e ) {
return ::Catch::StringMaker<T^>::convert(e);
}
#endif
} // namespace Detail
// Some predefined specializations
template<>
struct StringMaker<std::string> {
static std::string convert(const std::string& str);
};
#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
template<>
struct StringMaker<std::string_view> {
static std::string convert(std::string_view str);
};
#endif
template<>
struct StringMaker<char const *> {
static std::string convert(char const * str);
};
template<>
struct StringMaker<char *> {
static std::string convert(char * str);
};
#ifdef CATCH_CONFIG_WCHAR
template<>
struct StringMaker<std::wstring> {
static std::string convert(const std::wstring& wstr);
};
# ifdef CATCH_CONFIG_CPP17_STRING_VIEW
template<>
struct StringMaker<std::wstring_view> {
static std::string convert(std::wstring_view str);
};
# endif
template<>
struct StringMaker<wchar_t const *> {
static std::string convert(wchar_t const * str);
};
template<>
struct StringMaker<wchar_t *> {
static std::string convert(wchar_t * str);
};
#endif
// TBD: Should we use `strnlen` to ensure that we don't go out of the buffer,
// while keeping string semantics?
template<int SZ>
struct StringMaker<char[SZ]> {
static std::string convert(char const* str) {
return ::Catch::Detail::stringify(std::string{ str });
}
};
template<int SZ>
struct StringMaker<signed char[SZ]> {
static std::string convert(signed char const* str) {
return ::Catch::Detail::stringify(std::string{ reinterpret_cast<char const *>(str) });
}
};
template<int SZ>
struct StringMaker<unsigned char[SZ]> {
static std::string convert(unsigned char const* str) {
return ::Catch::Detail::stringify(std::string{ reinterpret_cast<char const *>(str) });
}
};
#if defined(CATCH_CONFIG_CPP17_BYTE)
template<>
struct StringMaker<std::byte> {
static std::string convert(std::byte value);
};
#endif // defined(CATCH_CONFIG_CPP17_BYTE)
template<>
struct StringMaker<int> {
static std::string convert(int value);
};
template<>
struct StringMaker<long> {
static std::string convert(long value);
};
template<>
struct StringMaker<long long> {
static std::string convert(long long value);
};
template<>
struct StringMaker<unsigned int> {
static std::string convert(unsigned int value);
};
template<>
struct StringMaker<unsigned long> {
static std::string convert(unsigned long value);
};
template<>
struct StringMaker<unsigned long long> {
static std::string convert(unsigned long long value);
};
template<>
struct StringMaker<bool> {
static std::string convert(bool b);
};
template<>
struct StringMaker<char> {
static std::string convert(char c);
};
template<>
struct StringMaker<signed char> {
static std::string convert(signed char c);
};
template<>
struct StringMaker<unsigned char> {
static std::string convert(unsigned char c);
};
template<>
struct StringMaker<std::nullptr_t> {
static std::string convert(std::nullptr_t);
};
template<>
struct StringMaker<float> {
static std::string convert(float value);
static int precision;
};
template<>
struct StringMaker<double> {
static std::string convert(double value);
static int precision;
};
template <typename T>
struct StringMaker<T*> {
template <typename U>
static std::string convert(U* p) {
if (p) {
return ::Catch::Detail::rawMemoryToString(p);
} else {
return "nullptr";
}
}
};
template <typename R, typename C>
struct StringMaker<R C::*> {
static std::string convert(R C::* p) {
if (p) {
return ::Catch::Detail::rawMemoryToString(p);
} else {
return "nullptr";
}
}
};
#if defined(_MANAGED)
template <typename T>
struct StringMaker<T^> {
static std::string convert( T^ ref ) {
return ::Catch::Detail::clrReferenceToString(ref);
}
};
#endif
namespace Detail {
template<typename InputIterator>
std::string rangeToString(InputIterator first, InputIterator last) {
ReusableStringStream rss;
rss << "{ ";
if (first != last) {
rss << ::Catch::Detail::stringify(*first);
for (++first; first != last; ++first)
rss << ", " << ::Catch::Detail::stringify(*first);
}
rss << " }";
return rss.str();
}
}
#ifdef __OBJC__
template<>
struct StringMaker<NSString*> {
static std::string convert(NSString * nsstring) {
if (!nsstring)
return "nil";
return std::string("@") + [nsstring UTF8String];
}
};
template<>
struct StringMaker<NSObject*> {
static std::string convert(NSObject* nsObject) {
return ::Catch::Detail::stringify([nsObject description]);
}
};
namespace Detail {
inline std::string stringify( NSString* nsstring ) {
return StringMaker<NSString*>::convert( nsstring );
}
} // namespace Detail
#endif // __OBJC__
} // namespace Catch
//////////////////////////////////////////////////////
// Separate std-lib types stringification, so it can be selectively enabled
// This means that we do not bring in
#if defined(CATCH_CONFIG_ENABLE_ALL_STRINGMAKERS)
# define CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER
# define CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER
# define CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER
# define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
# define CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER
#endif
// Separate std::pair specialization
#if defined(CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER)
#include <utility>
namespace Catch {
template<typename T1, typename T2>
struct StringMaker<std::pair<T1, T2> > {
static std::string convert(const std::pair<T1, T2>& pair) {
ReusableStringStream rss;
rss << "{ "
<< ::Catch::Detail::stringify(pair.first)
<< ", "
<< ::Catch::Detail::stringify(pair.second)
<< " }";
return rss.str();
}
};
}
#endif // CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER
#if defined(CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER) && defined(CATCH_CONFIG_CPP17_OPTIONAL)
#include <optional>
namespace Catch {
template<typename T>
struct StringMaker<std::optional<T> > {
static std::string convert(const std::optional<T>& optional) {
ReusableStringStream rss;
if (optional.has_value()) {
rss << ::Catch::Detail::stringify(*optional);
} else {
rss << "{ }";
}
return rss.str();
}
};
}
#endif // CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER
// Separate std::tuple specialization
#if defined(CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER)
#include <tuple>
namespace Catch {
namespace Detail {
template<
typename Tuple,
std::size_t N = 0,
bool = (N < std::tuple_size<Tuple>::value)
>
struct TupleElementPrinter {
static void print(const Tuple& tuple, std::ostream& os) {
os << (N ? ", " : " ")
<< ::Catch::Detail::stringify(std::get<N>(tuple));
TupleElementPrinter<Tuple, N + 1>::print(tuple, os);
}
};
template<
typename Tuple,
std::size_t N
>
struct TupleElementPrinter<Tuple, N, false> {
static void print(const Tuple&, std::ostream&) {}
};
}
template<typename ...Types>
struct StringMaker<std::tuple<Types...>> {
static std::string convert(const std::tuple<Types...>& tuple) {
ReusableStringStream rss;
rss << '{';
Detail::TupleElementPrinter<std::tuple<Types...>>::print(tuple, rss.get());
rss << " }";
return rss.str();
}
};
}
#endif // CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER
#if defined(CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER) && defined(CATCH_CONFIG_CPP17_VARIANT)
#include <variant>
namespace Catch {
template<>
struct StringMaker<std::monostate> {
static std::string convert(const std::monostate&) {
return "{ }";
}
};
template<typename... Elements>
struct StringMaker<std::variant<Elements...>> {
static std::string convert(const std::variant<Elements...>& variant) {
if (variant.valueless_by_exception()) {
return "{valueless variant}";
} else {
return std::visit(
[](const auto& value) {
return ::Catch::Detail::stringify(value);
},
variant
);
}
}
};
}
#endif // CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER
namespace Catch {
struct not_this_one {}; // Tag type for detecting which begin/ end are being selected
// Import begin/ end from std here so they are considered alongside the fallback (...) overloads in this namespace
using std::begin;
using std::end;
not_this_one begin( ... );
not_this_one end( ... );
template <typename T>
struct is_range {
static const bool value =
!std::is_same<decltype(begin(std::declval<T>())), not_this_one>::value &&
!std::is_same<decltype(end(std::declval<T>())), not_this_one>::value;
};
#if defined(_MANAGED) // Managed types are never ranges
template <typename T>
struct is_range<T^> {
static const bool value = false;
};
#endif
template<typename Range>
std::string rangeToString( Range const& range ) {
return ::Catch::Detail::rangeToString( begin( range ), end( range ) );
}
// Handle vector<bool> specially
template<typename Allocator>
std::string rangeToString( std::vector<bool, Allocator> const& v ) {
ReusableStringStream rss;
rss << "{ ";
bool first = true;
for( bool b : v ) {
if( first )
first = false;
else
rss << ", ";
rss << ::Catch::Detail::stringify( b );
}
rss << " }";
return rss.str();
}
template<typename R>
struct StringMaker<R, typename std::enable_if<is_range<R>::value && !::Catch::Detail::IsStreamInsertable<R>::value>::type> {
static std::string convert( R const& range ) {
return rangeToString( range );
}
};
template <typename T, int SZ>
struct StringMaker<T[SZ]> {
static std::string convert(T const(&arr)[SZ]) {
return rangeToString(arr);
}
};
} // namespace Catch
// Separate std::chrono::duration specialization
#if defined(CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER)
#include <ctime>
#include <ratio>
#include <chrono>
namespace Catch {
template <class Ratio>
struct ratio_string {
static std::string symbol();
};
template <class Ratio>
std::string ratio_string<Ratio>::symbol() {
Catch::ReusableStringStream rss;
rss << '[' << Ratio::num << '/'
<< Ratio::den << ']';
return rss.str();
}
template <>
struct ratio_string<std::atto> {
static std::string symbol();
};
template <>
struct ratio_string<std::femto> {
static std::string symbol();
};
template <>
struct ratio_string<std::pico> {
static std::string symbol();
};
template <>
struct ratio_string<std::nano> {
static std::string symbol();
};
template <>
struct ratio_string<std::micro> {
static std::string symbol();
};
template <>
struct ratio_string<std::milli> {
static std::string symbol();
};
////////////
// std::chrono::duration specializations
template<typename Value, typename Ratio>
struct StringMaker<std::chrono::duration<Value, Ratio>> {
static std::string convert(std::chrono::duration<Value, Ratio> const& duration) {
ReusableStringStream rss;
rss << duration.count() << ' ' << ratio_string<Ratio>::symbol() << 's';
return rss.str();
}
};
template<typename Value>
struct StringMaker<std::chrono::duration<Value, std::ratio<1>>> {
static std::string convert(std::chrono::duration<Value, std::ratio<1>> const& duration) {
ReusableStringStream rss;
rss << duration.count() << " s";
return rss.str();
}
};
template<typename Value>
struct StringMaker<std::chrono::duration<Value, std::ratio<60>>> {
static std::string convert(std::chrono::duration<Value, std::ratio<60>> const& duration) {
ReusableStringStream rss;
rss << duration.count() << " m";
return rss.str();
}
};
template<typename Value>
struct StringMaker<std::chrono::duration<Value, std::ratio<3600>>> {
static std::string convert(std::chrono::duration<Value, std::ratio<3600>> const& duration) {
ReusableStringStream rss;
rss << duration.count() << " h";
return rss.str();
}
};
////////////
// std::chrono::time_point specialization
// Generic time_point cannot be specialized, only std::chrono::time_point<system_clock>
template<typename Clock, typename Duration>
struct StringMaker<std::chrono::time_point<Clock, Duration>> {
static std::string convert(std::chrono::time_point<Clock, Duration> const& time_point) {
return ::Catch::Detail::stringify(time_point.time_since_epoch()) + " since epoch";
}
};
// std::chrono::time_point<system_clock> specialization
template<typename Duration>
struct StringMaker<std::chrono::time_point<std::chrono::system_clock, Duration>> {
static std::string convert(std::chrono::time_point<std::chrono::system_clock, Duration> const& time_point) {
auto converted = std::chrono::system_clock::to_time_t(time_point);
#ifdef _MSC_VER
std::tm timeInfo = {};
gmtime_s(&timeInfo, &converted);
#else
std::tm* timeInfo = std::gmtime(&converted);
#endif
auto const timeStampSize = sizeof("2017-01-16T17:06:45Z");
char timeStamp[timeStampSize];
const char * const fmt = "%Y-%m-%dT%H:%M:%SZ";
#ifdef _MSC_VER
std::strftime(timeStamp, timeStampSize, fmt, &timeInfo);
#else
std::strftime(timeStamp, timeStampSize, fmt, timeInfo);
#endif
return std::string(timeStamp);
}
};
}
#endif // CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
#define INTERNAL_CATCH_REGISTER_ENUM( enumName, ... ) \
namespace Catch { \
template<> struct StringMaker<enumName> { \
static std::string convert( enumName value ) { \
static const auto& enumInfo = ::Catch::getMutableRegistryHub().getMutableEnumValuesRegistry().registerEnum( #enumName, #__VA_ARGS__, { __VA_ARGS__ } ); \
return static_cast<std::string>(enumInfo.lookup( static_cast<int>( value ) )); \
} \
}; \
}
#define CATCH_REGISTER_ENUM( enumName, ... ) INTERNAL_CATCH_REGISTER_ENUM( enumName, __VA_ARGS__ )
#ifdef _MSC_VER
#pragma warning(pop)
#endif
// end catch_tostring.h
#include <iosfwd>
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable:4389) // '==' : signed/unsigned mismatch
#pragma warning(disable:4018) // more "signed/unsigned mismatch"
#pragma warning(disable:4312) // Converting int to T* using reinterpret_cast (issue on x64 platform)
#pragma warning(disable:4180) // qualifier applied to function type has no meaning
#pragma warning(disable:4800) // Forcing result to true or false
#endif
namespace Catch {
struct ITransientExpression {
auto isBinaryExpression() const -> bool { return m_isBinaryExpression; }
auto getResult() const -> bool { return m_result; }
virtual void streamReconstructedExpression( std::ostream &os ) const = 0;
ITransientExpression( bool isBinaryExpression, bool result )
: m_isBinaryExpression( isBinaryExpression ),
m_result( result )
{}
// We don't actually need a virtual destructor, but many static analysers
// complain if it's not here :-(
virtual ~ITransientExpression();
bool m_isBinaryExpression;
bool m_result;
};
void formatReconstructedExpression( std::ostream &os, std::string const& lhs, StringRef op, std::string const& rhs );
template<typename LhsT, typename RhsT>
class BinaryExpr : public ITransientExpression {
LhsT m_lhs;
StringRef m_op;
RhsT m_rhs;
void streamReconstructedExpression( std::ostream &os ) const override {
formatReconstructedExpression
( os, Catch::Detail::stringify( m_lhs ), m_op, Catch::Detail::stringify( m_rhs ) );
}
public:
BinaryExpr( bool comparisonResult, LhsT lhs, StringRef op, RhsT rhs )
: ITransientExpression{ true, comparisonResult },
m_lhs( lhs ),
m_op( op ),
m_rhs( rhs )
{}
template<typename T>
auto operator && ( T ) const -> BinaryExpr<LhsT, RhsT const&> const {
static_assert(always_false<T>::value,
"chained comparisons are not supported inside assertions, "
"wrap the expression inside parentheses, or decompose it");
}
template<typename T>
auto operator || ( T ) const -> BinaryExpr<LhsT, RhsT const&> const {
static_assert(always_false<T>::value,
"chained comparisons are not supported inside assertions, "
"wrap the expression inside parentheses, or decompose it");
}
template<typename T>
auto operator == ( T ) const -> BinaryExpr<LhsT, RhsT const&> const {
static_assert(always_false<T>::value,
"chained comparisons are not supported inside assertions, "
"wrap the expression inside parentheses, or decompose it");
}
template<typename T>
auto operator != ( T ) const -> BinaryExpr<LhsT, RhsT const&> const {
static_assert(always_false<T>::value,
"chained comparisons are not supported inside assertions, "
"wrap the expression inside parentheses, or decompose it");
}
template<typename T>
auto operator > ( T ) const -> BinaryExpr<LhsT, RhsT const&> const {
static_assert(always_false<T>::value,
"chained comparisons are not supported inside assertions, "
"wrap the expression inside parentheses, or decompose it");
}
template<typename T>
auto operator < ( T ) const -> BinaryExpr<LhsT, RhsT const&> const {
static_assert(always_false<T>::value,
"chained comparisons are not supported inside assertions, "
"wrap the expression inside parentheses, or decompose it");
}
template<typename T>
auto operator >= ( T ) const -> BinaryExpr<LhsT, RhsT const&> const {
static_assert(always_false<T>::value,
"chained comparisons are not supported inside assertions, "
"wrap the expression inside parentheses, or decompose it");
}
template<typename T>
auto operator <= ( T ) const -> BinaryExpr<LhsT, RhsT const&> const {
static_assert(always_false<T>::value,
"chained comparisons are not supported inside assertions, "
"wrap the expression inside parentheses, or decompose it");
}
};
template<typename LhsT>
class UnaryExpr : public ITransientExpression {
LhsT m_lhs;
void streamReconstructedExpression( std::ostream &os ) const override {
os << Catch::Detail::stringify( m_lhs );
}
public:
explicit UnaryExpr( LhsT lhs )
: ITransientExpression{ false, static_cast<bool>(lhs) },
m_lhs( lhs )
{}
};
// Specialised comparison functions to handle equality comparisons between ints and pointers (NULL deduces as an int)
template<typename LhsT, typename RhsT>
auto compareEqual( LhsT const& lhs, RhsT const& rhs ) -> bool { return static_cast<bool>(lhs == rhs); }
template<typename T>
auto compareEqual( T* const& lhs, int rhs ) -> bool { return lhs == reinterpret_cast<void const*>( rhs ); }
template<typename T>
auto compareEqual( T* const& lhs, long rhs ) -> bool { return lhs == reinterpret_cast<void const*>( rhs ); }
template<typename T>
auto compareEqual( int lhs, T* const& rhs ) -> bool { return reinterpret_cast<void const*>( lhs ) == rhs; }
template<typename T>
auto compareEqual( long lhs, T* const& rhs ) -> bool { return reinterpret_cast<void const*>( lhs ) == rhs; }
template<typename LhsT, typename RhsT>
auto compareNotEqual( LhsT const& lhs, RhsT&& rhs ) -> bool { return static_cast<bool>(lhs != rhs); }
template<typename T>
auto compareNotEqual( T* const& lhs, int rhs ) -> bool { return lhs != reinterpret_cast<void const*>( rhs ); }
template<typename T>
auto compareNotEqual( T* const& lhs, long rhs ) -> bool { return lhs != reinterpret_cast<void const*>( rhs ); }
template<typename T>
auto compareNotEqual( int lhs, T* const& rhs ) -> bool { return reinterpret_cast<void const*>( lhs ) != rhs; }
template<typename T>
auto compareNotEqual( long lhs, T* const& rhs ) -> bool { return reinterpret_cast<void const*>( lhs ) != rhs; }
template<typename LhsT>
class ExprLhs {
LhsT m_lhs;
public:
explicit ExprLhs( LhsT lhs ) : m_lhs( lhs ) {}
template<typename RhsT>
auto operator == ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
return { compareEqual( m_lhs, rhs ), m_lhs, "==", rhs };
}
auto operator == ( bool rhs ) -> BinaryExpr<LhsT, bool> const {
return { m_lhs == rhs, m_lhs, "==", rhs };
}
template<typename RhsT>
auto operator != ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
return { compareNotEqual( m_lhs, rhs ), m_lhs, "!=", rhs };
}
auto operator != ( bool rhs ) -> BinaryExpr<LhsT, bool> const {
return { m_lhs != rhs, m_lhs, "!=", rhs };
}
template<typename RhsT>
auto operator > ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
return { static_cast<bool>(m_lhs > rhs), m_lhs, ">", rhs };
}
template<typename RhsT>
auto operator < ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
return { static_cast<bool>(m_lhs < rhs), m_lhs, "<", rhs };
}
template<typename RhsT>
auto operator >= ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
return { static_cast<bool>(m_lhs >= rhs), m_lhs, ">=", rhs };
}
template<typename RhsT>
auto operator <= ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
return { static_cast<bool>(m_lhs <= rhs), m_lhs, "<=", rhs };
}
template<typename RhsT>
auto operator && ( RhsT const& ) -> BinaryExpr<LhsT, RhsT const&> const {
static_assert(always_false<RhsT>::value,
"operator&& is not supported inside assertions, "
"wrap the expression inside parentheses, or decompose it");
}
template<typename RhsT>
auto operator || ( RhsT const& ) -> BinaryExpr<LhsT, RhsT const&> const {
static_assert(always_false<RhsT>::value,
"operator|| is not supported inside assertions, "
"wrap the expression inside parentheses, or decompose it");
}
auto makeUnaryExpr() const -> UnaryExpr<LhsT> {
return UnaryExpr<LhsT>{ m_lhs };
}
};
void handleExpression( ITransientExpression const& expr );
template<typename T>
void handleExpression( ExprLhs<T> const& expr ) {
handleExpression( expr.makeUnaryExpr() );
}
struct Decomposer {
template<typename T>
auto operator <= ( T const& lhs ) -> ExprLhs<T const&> {
return ExprLhs<T const&>{ lhs };
}
auto operator <=( bool value ) -> ExprLhs<bool> {
return ExprLhs<bool>{ value };
}
};
} // end namespace Catch
#ifdef _MSC_VER
#pragma warning(pop)
#endif
// end catch_decomposer.h
// start catch_interfaces_capture.h
#include <string>
#include <chrono>
namespace Catch {
class AssertionResult;
struct AssertionInfo;
struct SectionInfo;
struct SectionEndInfo;
struct MessageInfo;
struct MessageBuilder;
struct Counts;
struct AssertionReaction;
struct SourceLineInfo;
struct ITransientExpression;
struct IGeneratorTracker;
#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
struct BenchmarkInfo;
template <typename Duration = std::chrono::duration<double, std::nano>>
struct BenchmarkStats;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING
struct IResultCapture {
virtual ~IResultCapture();
virtual bool sectionStarted( SectionInfo const& sectionInfo,
Counts& assertions ) = 0;
virtual void sectionEnded( SectionEndInfo const& endInfo ) = 0;
virtual void sectionEndedEarly( SectionEndInfo const& endInfo ) = 0;
virtual auto acquireGeneratorTracker( SourceLineInfo const& lineInfo ) -> IGeneratorTracker& = 0;
#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
virtual void benchmarkPreparing( std::string const& name ) = 0;
virtual void benchmarkStarting( BenchmarkInfo const& info ) = 0;
virtual void benchmarkEnded( BenchmarkStats<> const& stats ) = 0;
virtual void benchmarkFailed( std::string const& error ) = 0;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING
virtual void pushScopedMessage( MessageInfo const& message ) = 0;
virtual void popScopedMessage( MessageInfo const& message ) = 0;
virtual void emplaceUnscopedMessage( MessageBuilder const& builder ) = 0;
virtual void handleFatalErrorCondition( StringRef message ) = 0;
virtual void handleExpr
( AssertionInfo const& info,
ITransientExpression const& expr,
AssertionReaction& reaction ) = 0;
virtual void handleMessage
( AssertionInfo const& info,
ResultWas::OfType resultType,
StringRef const& message,
AssertionReaction& reaction ) = 0;
virtual void handleUnexpectedExceptionNotThrown
( AssertionInfo const& info,
AssertionReaction& reaction ) = 0;
virtual void handleUnexpectedInflightException
( AssertionInfo const& info,
std::string const& message,
AssertionReaction& reaction ) = 0;
virtual void handleIncomplete
( AssertionInfo const& info ) = 0;
virtual void handleNonExpr
( AssertionInfo const &info,
ResultWas::OfType resultType,
AssertionReaction &reaction ) = 0;
virtual bool lastAssertionPassed() = 0;
virtual void assertionPassed() = 0;
// Deprecated, do not use:
virtual std::string getCurrentTestName() const = 0;
virtual const AssertionResult* getLastResult() const = 0;
virtual void exceptionEarlyReported() = 0;
};
IResultCapture& getResultCapture();
}
// end catch_interfaces_capture.h
namespace Catch {
struct TestFailureException{};
struct AssertionResultData;
struct IResultCapture;
class RunContext;
class LazyExpression {
friend class AssertionHandler;
friend struct AssertionStats;
friend class RunContext;
ITransientExpression const* m_transientExpression = nullptr;
bool m_isNegated;
public:
LazyExpression( bool isNegated );
LazyExpression( LazyExpression const& other );
LazyExpression& operator = ( LazyExpression const& ) = delete;
explicit operator bool() const;
friend auto operator << ( std::ostream& os, LazyExpression const& lazyExpr ) -> std::ostream&;
};
struct AssertionReaction {
bool shouldDebugBreak = false;
bool shouldThrow = false;
};
class AssertionHandler {
AssertionInfo m_assertionInfo;
AssertionReaction m_reaction;
bool m_completed = false;
IResultCapture& m_resultCapture;
public:
AssertionHandler
( StringRef const& macroName,
SourceLineInfo const& lineInfo,
StringRef capturedExpression,
ResultDisposition::Flags resultDisposition );
~AssertionHandler() {
if ( !m_completed ) {
m_resultCapture.handleIncomplete( m_assertionInfo );
}
}
template<typename T>
void handleExpr( ExprLhs<T> const& expr ) {
handleExpr( expr.makeUnaryExpr() );
}
void handleExpr( ITransientExpression const& expr );
void handleMessage(ResultWas::OfType resultType, StringRef const& message);
void handleExceptionThrownAsExpected();
void handleUnexpectedExceptionNotThrown();
void handleExceptionNotThrownAsExpected();
void handleThrowingCallSkipped();
void handleUnexpectedInflightException();
void complete();
void setCompleted();
// query
auto allowThrows() const -> bool;
};
void handleExceptionMatchExpr( AssertionHandler& handler, std::string const& str, StringRef const& matcherString );
} // namespace Catch
// end catch_assertionhandler.h
// start catch_message.h
#include <string>
#include <vector>
namespace Catch {
struct MessageInfo {
MessageInfo( StringRef const& _macroName,
SourceLineInfo const& _lineInfo,
ResultWas::OfType _type );
StringRef macroName;
std::string message;
SourceLineInfo lineInfo;
ResultWas::OfType type;
unsigned int sequence;
bool operator == ( MessageInfo const& other ) const;
bool operator < ( MessageInfo const& other ) const;
private:
static unsigned int globalCount;
};
struct MessageStream {
template<typename T>
MessageStream& operator << ( T const& value ) {
m_stream << value;
return *this;
}
ReusableStringStream m_stream;
};
struct MessageBuilder : MessageStream {
MessageBuilder( StringRef const& macroName,
SourceLineInfo const& lineInfo,
ResultWas::OfType type );
template<typename T>
MessageBuilder& operator << ( T const& value ) {
m_stream << value;
return *this;
}
MessageInfo m_info;
};
class ScopedMessage {
public:
explicit ScopedMessage( MessageBuilder const& builder );
ScopedMessage( ScopedMessage& duplicate ) = delete;
ScopedMessage( ScopedMessage&& old );
~ScopedMessage();
MessageInfo m_info;
bool m_moved;
};
class Capturer {
std::vector<MessageInfo> m_messages;
IResultCapture& m_resultCapture = getResultCapture();
size_t m_captured = 0;
public:
Capturer( StringRef macroName, SourceLineInfo const& lineInfo, ResultWas::OfType resultType, StringRef names );
~Capturer();
void captureValue( size_t index, std::string const& value );
template<typename T>
void captureValues( size_t index, T const& value ) {
captureValue( index, Catch::Detail::stringify( value ) );
}
template<typename T, typename... Ts>
void captureValues( size_t index, T const& value, Ts const&... values ) {
captureValue( index, Catch::Detail::stringify(value) );
captureValues( index+1, values... );
}
};
} // end namespace Catch
// end catch_message.h
#if !defined(CATCH_CONFIG_DISABLE)
#if !defined(CATCH_CONFIG_DISABLE_STRINGIFICATION)
#define CATCH_INTERNAL_STRINGIFY(...) #__VA_ARGS__
#else
#define CATCH_INTERNAL_STRINGIFY(...) "Disabled by CATCH_CONFIG_DISABLE_STRINGIFICATION"
#endif
#if defined(CATCH_CONFIG_FAST_COMPILE) || defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
///////////////////////////////////////////////////////////////////////////////
// Another way to speed-up compilation is to omit local try-catch for REQUIRE*
// macros.
#define INTERNAL_CATCH_TRY
#define INTERNAL_CATCH_CATCH( capturer )
#else // CATCH_CONFIG_FAST_COMPILE
#define INTERNAL_CATCH_TRY try
#define INTERNAL_CATCH_CATCH( handler ) catch(...) { handler.handleUnexpectedInflightException(); }
#endif
#define INTERNAL_CATCH_REACT( handler ) handler.complete();
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TEST( macroName, resultDisposition, ... ) \
do { \
CATCH_INTERNAL_IGNORE_BUT_WARN(__VA_ARGS__); \
Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition ); \
INTERNAL_CATCH_TRY { \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS \
catchAssertionHandler.handleExpr( Catch::Decomposer() <= __VA_ARGS__ ); \
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
} INTERNAL_CATCH_CATCH( catchAssertionHandler ) \
INTERNAL_CATCH_REACT( catchAssertionHandler ) \
} while( (void)0, (false) && static_cast<bool>( !!(__VA_ARGS__) ) )
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_IF( macroName, resultDisposition, ... ) \
INTERNAL_CATCH_TEST( macroName, resultDisposition, __VA_ARGS__ ); \
if( Catch::getResultCapture().lastAssertionPassed() )
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_ELSE( macroName, resultDisposition, ... ) \
INTERNAL_CATCH_TEST( macroName, resultDisposition, __VA_ARGS__ ); \
if( !Catch::getResultCapture().lastAssertionPassed() )
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_NO_THROW( macroName, resultDisposition, ... ) \
do { \
Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition ); \
try { \
static_cast<void>(__VA_ARGS__); \
catchAssertionHandler.handleExceptionNotThrownAsExpected(); \
} \
catch( ... ) { \
catchAssertionHandler.handleUnexpectedInflightException(); \
} \
INTERNAL_CATCH_REACT( catchAssertionHandler ) \
} while( false )
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_THROWS( macroName, resultDisposition, ... ) \
do { \
Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition); \
if( catchAssertionHandler.allowThrows() ) \
try { \
static_cast<void>(__VA_ARGS__); \
catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
} \
catch( ... ) { \
catchAssertionHandler.handleExceptionThrownAsExpected(); \
} \
else \
catchAssertionHandler.handleThrowingCallSkipped(); \
INTERNAL_CATCH_REACT( catchAssertionHandler ) \
} while( false )
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_THROWS_AS( macroName, exceptionType, resultDisposition, expr ) \
do { \
Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(expr) ", " CATCH_INTERNAL_STRINGIFY(exceptionType), resultDisposition ); \
if( catchAssertionHandler.allowThrows() ) \
try { \
static_cast<void>(expr); \
catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
} \
catch( exceptionType const& ) { \
catchAssertionHandler.handleExceptionThrownAsExpected(); \
} \
catch( ... ) { \
catchAssertionHandler.handleUnexpectedInflightException(); \
} \
else \
catchAssertionHandler.handleThrowingCallSkipped(); \
INTERNAL_CATCH_REACT( catchAssertionHandler ) \
} while( false )
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_MSG( macroName, messageType, resultDisposition, ... ) \
do { \
Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, Catch::StringRef(), resultDisposition ); \
catchAssertionHandler.handleMessage( messageType, ( Catch::MessageStream() << __VA_ARGS__ + ::Catch::StreamEndStop() ).m_stream.str() ); \
INTERNAL_CATCH_REACT( catchAssertionHandler ) \
} while( false )
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_CAPTURE( varName, macroName, ... ) \
auto varName = Catch::Capturer( macroName, CATCH_INTERNAL_LINEINFO, Catch::ResultWas::Info, #__VA_ARGS__ ); \
varName.captureValues( 0, __VA_ARGS__ )
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_INFO( macroName, log ) \
Catch::ScopedMessage INTERNAL_CATCH_UNIQUE_NAME( scopedMessage )( Catch::MessageBuilder( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, Catch::ResultWas::Info ) << log );
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_UNSCOPED_INFO( macroName, log ) \
Catch::getResultCapture().emplaceUnscopedMessage( Catch::MessageBuilder( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, Catch::ResultWas::Info ) << log )
///////////////////////////////////////////////////////////////////////////////
// Although this is matcher-based, it can be used with just a string
#define INTERNAL_CATCH_THROWS_STR_MATCHES( macroName, resultDisposition, matcher, ... ) \
do { \
Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__) ", " CATCH_INTERNAL_STRINGIFY(matcher), resultDisposition ); \
if( catchAssertionHandler.allowThrows() ) \
try { \
static_cast<void>(__VA_ARGS__); \
catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
} \
catch( ... ) { \
Catch::handleExceptionMatchExpr( catchAssertionHandler, matcher, #matcher##_catch_sr ); \
} \
else \
catchAssertionHandler.handleThrowingCallSkipped(); \
INTERNAL_CATCH_REACT( catchAssertionHandler ) \
} while( false )
#endif // CATCH_CONFIG_DISABLE
// end catch_capture.hpp
// start catch_section.h
// start catch_section_info.h
// start catch_totals.h
#include <cstddef>
namespace Catch {
struct Counts {
Counts operator - ( Counts const& other ) const;
Counts& operator += ( Counts const& other );
std::size_t total() const;
bool allPassed() const;
bool allOk() const;
std::size_t passed = 0;
std::size_t failed = 0;
std::size_t failedButOk = 0;
};
struct Totals {
Totals operator - ( Totals const& other ) const;
Totals& operator += ( Totals const& other );
Totals delta( Totals const& prevTotals ) const;
int error = 0;
Counts assertions;
Counts testCases;
};
}
// end catch_totals.h
#include <string>
namespace Catch {
struct SectionInfo {
SectionInfo
( SourceLineInfo const& _lineInfo,
std::string const& _name );
// Deprecated
SectionInfo
( SourceLineInfo const& _lineInfo,
std::string const& _name,
std::string const& ) : SectionInfo( _lineInfo, _name ) {}
std::string name;
std::string description; // !Deprecated: this will always be empty
SourceLineInfo lineInfo;
};
struct SectionEndInfo {
SectionInfo sectionInfo;
Counts prevAssertions;
double durationInSeconds;
};
} // end namespace Catch
// end catch_section_info.h
// start catch_timer.h
#include <cstdint>
namespace Catch {
auto getCurrentNanosecondsSinceEpoch() -> uint64_t;
auto getEstimatedClockResolution() -> uint64_t;
class Timer {
uint64_t m_nanoseconds = 0;
public:
void start();
auto getElapsedNanoseconds() const -> uint64_t;
auto getElapsedMicroseconds() const -> uint64_t;
auto getElapsedMilliseconds() const -> unsigned int;
auto getElapsedSeconds() const -> double;
};
} // namespace Catch
// end catch_timer.h
#include <string>
namespace Catch {
class Section : NonCopyable {
public:
Section( SectionInfo const& info );
~Section();
// This indicates whether the section should be executed or not
explicit operator bool() const;
private:
SectionInfo m_info;
std::string m_name;
Counts m_assertions;
bool m_sectionIncluded;
Timer m_timer;
};
} // end namespace Catch
#define INTERNAL_CATCH_SECTION( ... ) \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS \
if( Catch::Section const& INTERNAL_CATCH_UNIQUE_NAME( catch_internal_Section ) = Catch::SectionInfo( CATCH_INTERNAL_LINEINFO, __VA_ARGS__ ) ) \
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION
#define INTERNAL_CATCH_DYNAMIC_SECTION( ... ) \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS \
if( Catch::Section const& INTERNAL_CATCH_UNIQUE_NAME( catch_internal_Section ) = Catch::SectionInfo( CATCH_INTERNAL_LINEINFO, (Catch::ReusableStringStream() << __VA_ARGS__).str() ) ) \
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION
// end catch_section.h
// start catch_interfaces_exception.h
// start catch_interfaces_registry_hub.h
#include <string>
#include <memory>
namespace Catch {
class TestCase;
struct ITestCaseRegistry;
struct IExceptionTranslatorRegistry;
struct IExceptionTranslator;
struct IReporterRegistry;
struct IReporterFactory;
struct ITagAliasRegistry;
struct IMutableEnumValuesRegistry;
class StartupExceptionRegistry;
using IReporterFactoryPtr = std::shared_ptr<IReporterFactory>;
struct IRegistryHub {
virtual ~IRegistryHub();
virtual IReporterRegistry const& getReporterRegistry() const = 0;
virtual ITestCaseRegistry const& getTestCaseRegistry() const = 0;
virtual ITagAliasRegistry const& getTagAliasRegistry() const = 0;
virtual IExceptionTranslatorRegistry const& getExceptionTranslatorRegistry() const = 0;
virtual StartupExceptionRegistry const& getStartupExceptionRegistry() const = 0;
};
struct IMutableRegistryHub {
virtual ~IMutableRegistryHub();
virtual void registerReporter( std::string const& name, IReporterFactoryPtr const& factory ) = 0;
virtual void registerListener( IReporterFactoryPtr const& factory ) = 0;
virtual void registerTest( TestCase const& testInfo ) = 0;
virtual void registerTranslator( const IExceptionTranslator* translator ) = 0;
virtual void registerTagAlias( std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo ) = 0;
virtual void registerStartupException() noexcept = 0;
virtual IMutableEnumValuesRegistry& getMutableEnumValuesRegistry() = 0;
};
IRegistryHub const& getRegistryHub();
IMutableRegistryHub& getMutableRegistryHub();
void cleanUp();
std::string translateActiveException();
}
// end catch_interfaces_registry_hub.h
#if defined(CATCH_CONFIG_DISABLE)
#define INTERNAL_CATCH_TRANSLATE_EXCEPTION_NO_REG( translatorName, signature) \
static std::string translatorName( signature )
#endif
#include <exception>
#include <string>
#include <vector>
namespace Catch {
using exceptionTranslateFunction = std::string(*)();
struct IExceptionTranslator;
using ExceptionTranslators = std::vector<std::unique_ptr<IExceptionTranslator const>>;
struct IExceptionTranslator {
virtual ~IExceptionTranslator();
virtual std::string translate( ExceptionTranslators::const_iterator it, ExceptionTranslators::const_iterator itEnd ) const = 0;
};
struct IExceptionTranslatorRegistry {
virtual ~IExceptionTranslatorRegistry();
virtual std::string translateActiveException() const = 0;
};
class ExceptionTranslatorRegistrar {
template<typename T>
class ExceptionTranslator : public IExceptionTranslator {
public:
ExceptionTranslator( std::string(*translateFunction)( T& ) )
: m_translateFunction( translateFunction )
{}
std::string translate( ExceptionTranslators::const_iterator it, ExceptionTranslators::const_iterator itEnd ) const override {
try {
if( it == itEnd )
std::rethrow_exception(std::current_exception());
else
return (*it)->translate( it+1, itEnd );
}
catch( T& ex ) {
return m_translateFunction( ex );
}
}
protected:
std::string(*m_translateFunction)( T& );
};
public:
template<typename T>
ExceptionTranslatorRegistrar( std::string(*translateFunction)( T& ) ) {
getMutableRegistryHub().registerTranslator
( new ExceptionTranslator<T>( translateFunction ) );
}
};
}
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TRANSLATE_EXCEPTION2( translatorName, signature ) \
static std::string translatorName( signature ); \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
namespace{ Catch::ExceptionTranslatorRegistrar INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionRegistrar )( &translatorName ); } \
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
static std::string translatorName( signature )
#define INTERNAL_CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION2( INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator ), signature )
// end catch_interfaces_exception.h
// start catch_approx.h
#include <type_traits>
namespace Catch {
namespace Detail {
class Approx {
private:
bool equalityComparisonImpl(double other) const;
// Validates the new margin (margin >= 0)
// out-of-line to avoid including stdexcept in the header
void setMargin(double margin);
// Validates the new epsilon (0 < epsilon < 1)
// out-of-line to avoid including stdexcept in the header
void setEpsilon(double epsilon);
public:
explicit Approx ( double value );
static Approx custom();
Approx operator-() const;
template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
Approx operator()( T const& value ) {
Approx approx( static_cast<double>(value) );
approx.m_epsilon = m_epsilon;
approx.m_margin = m_margin;
approx.m_scale = m_scale;
return approx;
}
template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
explicit Approx( T const& value ): Approx(static_cast<double>(value))
{}
template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
friend bool operator == ( const T& lhs, Approx const& rhs ) {
auto lhs_v = static_cast<double>(lhs);
return rhs.equalityComparisonImpl(lhs_v);
}
template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
friend bool operator == ( Approx const& lhs, const T& rhs ) {
return operator==( rhs, lhs );
}
template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
friend bool operator != ( T const& lhs, Approx const& rhs ) {
return !operator==( lhs, rhs );
}
template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
friend bool operator != ( Approx const& lhs, T const& rhs ) {
return !operator==( rhs, lhs );
}
template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
friend bool operator <= ( T const& lhs, Approx const& rhs ) {
return static_cast<double>(lhs) < rhs.m_value || lhs == rhs;
}
template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
friend bool operator <= ( Approx const& lhs, T const& rhs ) {
return lhs.m_value < static_cast<double>(rhs) || lhs == rhs;
}
template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
friend bool operator >= ( T const& lhs, Approx const& rhs ) {
return static_cast<double>(lhs) > rhs.m_value || lhs == rhs;
}
template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
friend bool operator >= ( Approx const& lhs, T const& rhs ) {
return lhs.m_value > static_cast<double>(rhs) || lhs == rhs;
}
template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
Approx& epsilon( T const& newEpsilon ) {
double epsilonAsDouble = static_cast<double>(newEpsilon);
setEpsilon(epsilonAsDouble);
return *this;
}
template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
Approx& margin( T const& newMargin ) {
double marginAsDouble = static_cast<double>(newMargin);
setMargin(marginAsDouble);
return *this;
}
template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
Approx& scale( T const& newScale ) {
m_scale = static_cast<double>(newScale);
return *this;
}
std::string toString() const;
private:
double m_epsilon;
double m_margin;
double m_scale;
double m_value;
};
} // end namespace Detail
namespace literals {
Detail::Approx operator "" _a(long double val);
Detail::Approx operator "" _a(unsigned long long val);
} // end namespace literals
template<>
struct StringMaker<Catch::Detail::Approx> {
static std::string convert(Catch::Detail::Approx const& value);
};
} // end namespace Catch
// end catch_approx.h
// start catch_string_manip.h
#include <string>
#include <iosfwd>
#include <vector>
namespace Catch {
bool startsWith( std::string const& s, std::string const& prefix );
bool startsWith( std::string const& s, char prefix );
bool endsWith( std::string const& s, std::string const& suffix );
bool endsWith( std::string const& s, char suffix );
bool contains( std::string const& s, std::string const& infix );
void toLowerInPlace( std::string& s );
std::string toLower( std::string const& s );
//! Returns a new string without whitespace at the start/end
std::string trim( std::string const& str );
//! Returns a substring of the original ref without whitespace. Beware lifetimes!
StringRef trim(StringRef ref);
// !!! Be aware, returns refs into original string - make sure original string outlives them
std::vector<StringRef> splitStringRef( StringRef str, char delimiter );
bool replaceInPlace( std::string& str, std::string const& replaceThis, std::string const& withThis );
struct pluralise {
pluralise( std::size_t count, std::string const& label );
friend std::ostream& operator << ( std::ostream& os, pluralise const& pluraliser );
std::size_t m_count;
std::string m_label;
};
}
// end catch_string_manip.h
#ifndef CATCH_CONFIG_DISABLE_MATCHERS
// start catch_capture_matchers.h
// start catch_matchers.h
#include <string>
#include <vector>
namespace Catch {
namespace Matchers {
namespace Impl {
template<typename ArgT> struct MatchAllOf;
template<typename ArgT> struct MatchAnyOf;
template<typename ArgT> struct MatchNotOf;
class MatcherUntypedBase {
public:
MatcherUntypedBase() = default;
MatcherUntypedBase ( MatcherUntypedBase const& ) = default;
MatcherUntypedBase& operator = ( MatcherUntypedBase const& ) = delete;
std::string toString() const;
protected:
virtual ~MatcherUntypedBase();
virtual std::string describe() const = 0;
mutable std::string m_cachedToString;
};
#ifdef __clang__
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wnon-virtual-dtor"
#endif
template<typename ObjectT>
struct MatcherMethod {
virtual bool match( ObjectT const& arg ) const = 0;
};
#if defined(__OBJC__)
// Hack to fix Catch GH issue #1661. Could use id for generic Object support.
// use of const for Object pointers is very uncommon and under ARC it causes some kind of signature mismatch that breaks compilation
template<>
struct MatcherMethod<NSString*> {
virtual bool match( NSString* arg ) const = 0;
};
#endif
#ifdef __clang__
# pragma clang diagnostic pop
#endif
template<typename T>
struct MatcherBase : MatcherUntypedBase, MatcherMethod<T> {
MatchAllOf<T> operator && ( MatcherBase const& other ) const;
MatchAnyOf<T> operator || ( MatcherBase const& other ) const;
MatchNotOf<T> operator ! () const;
};
template<typename ArgT>
struct MatchAllOf : MatcherBase<ArgT> {
bool match( ArgT const& arg ) const override {
for( auto matcher : m_matchers ) {
if (!matcher->match(arg))
return false;
}
return true;
}
std::string describe() const override {
std::string description;
description.reserve( 4 + m_matchers.size()*32 );
description += "( ";
bool first = true;
for( auto matcher : m_matchers ) {
if( first )
first = false;
else
description += " and ";
description += matcher->toString();
}
description += " )";
return description;
}
MatchAllOf<ArgT> operator && ( MatcherBase<ArgT> const& other ) {
auto copy(*this);
copy.m_matchers.push_back( &other );
return copy;
}
std::vector<MatcherBase<ArgT> const*> m_matchers;
};
template<typename ArgT>
struct MatchAnyOf : MatcherBase<ArgT> {
bool match( ArgT const& arg ) const override {
for( auto matcher : m_matchers ) {
if (matcher->match(arg))
return true;
}
return false;
}
std::string describe() const override {
std::string description;
description.reserve( 4 + m_matchers.size()*32 );
description += "( ";
bool first = true;
for( auto matcher : m_matchers ) {
if( first )
first = false;
else
description += " or ";
description += matcher->toString();
}
description += " )";
return description;
}
MatchAnyOf<ArgT> operator || ( MatcherBase<ArgT> const& other ) {
auto copy(*this);
copy.m_matchers.push_back( &other );
return copy;
}
std::vector<MatcherBase<ArgT> const*> m_matchers;
};
template<typename ArgT>
struct MatchNotOf : MatcherBase<ArgT> {
MatchNotOf( MatcherBase<ArgT> const& underlyingMatcher ) : m_underlyingMatcher( underlyingMatcher ) {}
bool match( ArgT const& arg ) const override {
return !m_underlyingMatcher.match( arg );
}
std::string describe() const override {
return "not " + m_underlyingMatcher.toString();
}
MatcherBase<ArgT> const& m_underlyingMatcher;
};
template<typename T>
MatchAllOf<T> MatcherBase<T>::operator && ( MatcherBase const& other ) const {
return MatchAllOf<T>() && *this && other;
}
template<typename T>
MatchAnyOf<T> MatcherBase<T>::operator || ( MatcherBase const& other ) const {
return MatchAnyOf<T>() || *this || other;
}
template<typename T>
MatchNotOf<T> MatcherBase<T>::operator ! () const {
return MatchNotOf<T>( *this );
}
} // namespace Impl
} // namespace Matchers
using namespace Matchers;
using Matchers::Impl::MatcherBase;
} // namespace Catch
// end catch_matchers.h
// start catch_matchers_exception.hpp
namespace Catch {
namespace Matchers {
namespace Exception {
class ExceptionMessageMatcher : public MatcherBase<std::exception> {
std::string m_message;
public:
ExceptionMessageMatcher(std::string const& message):
m_message(message)
{}
bool match(std::exception const& ex) const override;
std::string describe() const override;
};
} // namespace Exception
Exception::ExceptionMessageMatcher Message(std::string const& message);
} // namespace Matchers
} // namespace Catch
// end catch_matchers_exception.hpp
// start catch_matchers_floating.h
namespace Catch {
namespace Matchers {
namespace Floating {
enum class FloatingPointKind : uint8_t;
struct WithinAbsMatcher : MatcherBase<double> {
WithinAbsMatcher(double target, double margin);
bool match(double const& matchee) const override;
std::string describe() const override;
private:
double m_target;
double m_margin;
};
struct WithinUlpsMatcher : MatcherBase<double> {
WithinUlpsMatcher(double target, uint64_t ulps, FloatingPointKind baseType);
bool match(double const& matchee) const override;
std::string describe() const override;
private:
double m_target;
uint64_t m_ulps;
FloatingPointKind m_type;
};
// Given IEEE-754 format for floats and doubles, we can assume
// that float -> double promotion is lossless. Given this, we can
// assume that if we do the standard relative comparison of
// |lhs - rhs| <= epsilon * max(fabs(lhs), fabs(rhs)), then we get
// the same result if we do this for floats, as if we do this for
// doubles that were promoted from floats.
struct WithinRelMatcher : MatcherBase<double> {
WithinRelMatcher(double target, double epsilon);
bool match(double const& matchee) const override;
std::string describe() const override;
private:
double m_target;
double m_epsilon;
};
} // namespace Floating
// The following functions create the actual matcher objects.
// This allows the types to be inferred
Floating::WithinUlpsMatcher WithinULP(double target, uint64_t maxUlpDiff);
Floating::WithinUlpsMatcher WithinULP(float target, uint64_t maxUlpDiff);
Floating::WithinAbsMatcher WithinAbs(double target, double margin);
Floating::WithinRelMatcher WithinRel(double target, double eps);
// defaults epsilon to 100*numeric_limits<double>::epsilon()
Floating::WithinRelMatcher WithinRel(double target);
Floating::WithinRelMatcher WithinRel(float target, float eps);
// defaults epsilon to 100*numeric_limits<float>::epsilon()
Floating::WithinRelMatcher WithinRel(float target);
} // namespace Matchers
} // namespace Catch
// end catch_matchers_floating.h
// start catch_matchers_generic.hpp
#include <functional>
#include <string>
namespace Catch {
namespace Matchers {
namespace Generic {
namespace Detail {
std::string finalizeDescription(const std::string& desc);
}
template <typename T>
class PredicateMatcher : public MatcherBase<T> {
std::function<bool(T const&)> m_predicate;
std::string m_description;
public:
PredicateMatcher(std::function<bool(T const&)> const& elem, std::string const& descr)
:m_predicate(std::move(elem)),
m_description(Detail::finalizeDescription(descr))
{}
bool match( T const& item ) const override {
return m_predicate(item);
}
std::string describe() const override {
return m_description;
}
};
} // namespace Generic
// The following functions create the actual matcher objects.
// The user has to explicitly specify type to the function, because
// inferring std::function<bool(T const&)> is hard (but possible) and
// requires a lot of TMP.
template<typename T>
Generic::PredicateMatcher<T> Predicate(std::function<bool(T const&)> const& predicate, std::string const& description = "") {
return Generic::PredicateMatcher<T>(predicate, description);
}
} // namespace Matchers
} // namespace Catch
// end catch_matchers_generic.hpp
// start catch_matchers_string.h
#include <string>
namespace Catch {
namespace Matchers {
namespace StdString {
struct CasedString
{
CasedString( std::string const& str, CaseSensitive::Choice caseSensitivity );
std::string adjustString( std::string const& str ) const;
std::string caseSensitivitySuffix() const;
CaseSensitive::Choice m_caseSensitivity;
std::string m_str;
};
struct StringMatcherBase : MatcherBase<std::string> {
StringMatcherBase( std::string const& operation, CasedString const& comparator );
std::string describe() const override;
CasedString m_comparator;
std::string m_operation;
};
struct EqualsMatcher : StringMatcherBase {
EqualsMatcher( CasedString const& comparator );
bool match( std::string const& source ) const override;
};
struct ContainsMatcher : StringMatcherBase {
ContainsMatcher( CasedString const& comparator );
bool match( std::string const& source ) const override;
};
struct StartsWithMatcher : StringMatcherBase {
StartsWithMatcher( CasedString const& comparator );
bool match( std::string const& source ) const override;
};
struct EndsWithMatcher : StringMatcherBase {
EndsWithMatcher( CasedString const& comparator );
bool match( std::string const& source ) const override;
};
struct RegexMatcher : MatcherBase<std::string> {
RegexMatcher( std::string regex, CaseSensitive::Choice caseSensitivity );
bool match( std::string const& matchee ) const override;
std::string describe() const override;
private:
std::string m_regex;
CaseSensitive::Choice m_caseSensitivity;
};
} // namespace StdString
// The following functions create the actual matcher objects.
// This allows the types to be inferred
StdString::EqualsMatcher Equals( std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes );
StdString::ContainsMatcher Contains( std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes );
StdString::EndsWithMatcher EndsWith( std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes );
StdString::StartsWithMatcher StartsWith( std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes );
StdString::RegexMatcher Matches( std::string const& regex, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes );
} // namespace Matchers
} // namespace Catch
// end catch_matchers_string.h
// start catch_matchers_vector.h
#include <algorithm>
namespace Catch {
namespace Matchers {
namespace Vector {
template<typename T>
struct ContainsElementMatcher : MatcherBase<std::vector<T>> {
ContainsElementMatcher(T const &comparator) : m_comparator( comparator) {}
bool match(std::vector<T> const &v) const override {
for (auto const& el : v) {
if (el == m_comparator) {
return true;
}
}
return false;
}
std::string describe() const override {
return "Contains: " + ::Catch::Detail::stringify( m_comparator );
}
T const& m_comparator;
};
template<typename T>
struct ContainsMatcher : MatcherBase<std::vector<T>> {
ContainsMatcher(std::vector<T> const &comparator) : m_comparator( comparator ) {}
bool match(std::vector<T> const &v) const override {
// !TBD: see note in EqualsMatcher
if (m_comparator.size() > v.size())
return false;
for (auto const& comparator : m_comparator) {
auto present = false;
for (const auto& el : v) {
if (el == comparator) {
present = true;
break;
}
}
if (!present) {
return false;
}
}
return true;
}
std::string describe() const override {
return "Contains: " + ::Catch::Detail::stringify( m_comparator );
}
std::vector<T> const& m_comparator;
};
template<typename T>
struct EqualsMatcher : MatcherBase<std::vector<T>> {
EqualsMatcher(std::vector<T> const &comparator) : m_comparator( comparator ) {}
bool match(std::vector<T> const &v) const override {
// !TBD: This currently works if all elements can be compared using !=
// - a more general approach would be via a compare template that defaults
// to using !=. but could be specialised for, e.g. std::vector<T> etc
// - then just call that directly
if (m_comparator.size() != v.size())
return false;
for (std::size_t i = 0; i < v.size(); ++i)
if (m_comparator[i] != v[i])
return false;
return true;
}
std::string describe() const override {
return "Equals: " + ::Catch::Detail::stringify( m_comparator );
}
std::vector<T> const& m_comparator;
};
template<typename T>
struct ApproxMatcher : MatcherBase<std::vector<T>> {
ApproxMatcher(std::vector<T> const& comparator) : m_comparator( comparator ) {}
bool match(std::vector<T> const &v) const override {
if (m_comparator.size() != v.size())
return false;
for (std::size_t i = 0; i < v.size(); ++i)
if (m_comparator[i] != approx(v[i]))
return false;
return true;
}
std::string describe() const override {
return "is approx: " + ::Catch::Detail::stringify( m_comparator );
}
template <typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
ApproxMatcher& epsilon( T const& newEpsilon ) {
approx.epsilon(newEpsilon);
return *this;
}
template <typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
ApproxMatcher& margin( T const& newMargin ) {
approx.margin(newMargin);
return *this;
}
template <typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
ApproxMatcher& scale( T const& newScale ) {
approx.scale(newScale);
return *this;
}
std::vector<T> const& m_comparator;
mutable Catch::Detail::Approx approx = Catch::Detail::Approx::custom();
};
template<typename T>
struct UnorderedEqualsMatcher : MatcherBase<std::vector<T>> {
UnorderedEqualsMatcher(std::vector<T> const& target) : m_target(target) {}
bool match(std::vector<T> const& vec) const override {
// Note: This is a reimplementation of std::is_permutation,
// because I don't want to include <algorithm> inside the common path
if (m_target.size() != vec.size()) {
return false;
}
return std::is_permutation(m_target.begin(), m_target.end(), vec.begin());
}
std::string describe() const override {
return "UnorderedEquals: " + ::Catch::Detail::stringify(m_target);
}
private:
std::vector<T> const& m_target;
};
} // namespace Vector
// The following functions create the actual matcher objects.
// This allows the types to be inferred
template<typename T>
Vector::ContainsMatcher<T> Contains( std::vector<T> const& comparator ) {
return Vector::ContainsMatcher<T>( comparator );
}
template<typename T>
Vector::ContainsElementMatcher<T> VectorContains( T const& comparator ) {
return Vector::ContainsElementMatcher<T>( comparator );
}
template<typename T>
Vector::EqualsMatcher<T> Equals( std::vector<T> const& comparator ) {
return Vector::EqualsMatcher<T>( comparator );
}
template<typename T>
Vector::ApproxMatcher<T> Approx( std::vector<T> const& comparator ) {
return Vector::ApproxMatcher<T>( comparator );
}
template<typename T>
Vector::UnorderedEqualsMatcher<T> UnorderedEquals(std::vector<T> const& target) {
return Vector::UnorderedEqualsMatcher<T>(target);
}
} // namespace Matchers
} // namespace Catch
// end catch_matchers_vector.h
namespace Catch {
template<typename ArgT, typename MatcherT>
class MatchExpr : public ITransientExpression {
ArgT const& m_arg;
MatcherT m_matcher;
StringRef m_matcherString;
public:
MatchExpr( ArgT const& arg, MatcherT const& matcher, StringRef const& matcherString )
: ITransientExpression{ true, matcher.match( arg ) },
m_arg( arg ),
m_matcher( matcher ),
m_matcherString( matcherString )
{}
void streamReconstructedExpression( std::ostream &os ) const override {
auto matcherAsString = m_matcher.toString();
os << Catch::Detail::stringify( m_arg ) << ' ';
if( matcherAsString == Detail::unprintableString )
os << m_matcherString;
else
os << matcherAsString;
}
};
using StringMatcher = Matchers::Impl::MatcherBase<std::string>;
void handleExceptionMatchExpr( AssertionHandler& handler, StringMatcher const& matcher, StringRef const& matcherString );
template<typename ArgT, typename MatcherT>
auto makeMatchExpr( ArgT const& arg, MatcherT const& matcher, StringRef const& matcherString ) -> MatchExpr<ArgT, MatcherT> {
return MatchExpr<ArgT, MatcherT>( arg, matcher, matcherString );
}
} // namespace Catch
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CHECK_THAT( macroName, matcher, resultDisposition, arg ) \
do { \
Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(arg) ", " CATCH_INTERNAL_STRINGIFY(matcher), resultDisposition ); \
INTERNAL_CATCH_TRY { \
catchAssertionHandler.handleExpr( Catch::makeMatchExpr( arg, matcher, #matcher##_catch_sr ) ); \
} INTERNAL_CATCH_CATCH( catchAssertionHandler ) \
INTERNAL_CATCH_REACT( catchAssertionHandler ) \
} while( false )
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_THROWS_MATCHES( macroName, exceptionType, resultDisposition, matcher, ... ) \
do { \
Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__) ", " CATCH_INTERNAL_STRINGIFY(exceptionType) ", " CATCH_INTERNAL_STRINGIFY(matcher), resultDisposition ); \
if( catchAssertionHandler.allowThrows() ) \
try { \
static_cast<void>(__VA_ARGS__ ); \
catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
} \
catch( exceptionType const& ex ) { \
catchAssertionHandler.handleExpr( Catch::makeMatchExpr( ex, matcher, #matcher##_catch_sr ) ); \
} \
catch( ... ) { \
catchAssertionHandler.handleUnexpectedInflightException(); \
} \
else \
catchAssertionHandler.handleThrowingCallSkipped(); \
INTERNAL_CATCH_REACT( catchAssertionHandler ) \
} while( false )
// end catch_capture_matchers.h
#endif
// start catch_generators.hpp
// start catch_interfaces_generatortracker.h
#include <memory>
namespace Catch {
namespace Generators {
class GeneratorUntypedBase {
public:
GeneratorUntypedBase() = default;
virtual ~GeneratorUntypedBase();
// Attempts to move the generator to the next element
//
// Returns true iff the move succeeded (and a valid element
// can be retrieved).
virtual bool next() = 0;
};
using GeneratorBasePtr = std::unique_ptr<GeneratorUntypedBase>;
} // namespace Generators
struct IGeneratorTracker {
virtual ~IGeneratorTracker();
virtual auto hasGenerator() const -> bool = 0;
virtual auto getGenerator() const -> Generators::GeneratorBasePtr const& = 0;
virtual void setGenerator( Generators::GeneratorBasePtr&& generator ) = 0;
};
} // namespace Catch
// end catch_interfaces_generatortracker.h
// start catch_enforce.h
#include <exception>
namespace Catch {
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
template <typename Ex>
[[noreturn]]
void throw_exception(Ex const& e) {
throw e;
}
#else // ^^ Exceptions are enabled // Exceptions are disabled vv
[[noreturn]]
void throw_exception(std::exception const& e);
#endif
[[noreturn]]
void throw_logic_error(std::string const& msg);
[[noreturn]]
void throw_domain_error(std::string const& msg);
[[noreturn]]
void throw_runtime_error(std::string const& msg);
} // namespace Catch;
#define CATCH_MAKE_MSG(...) \
(Catch::ReusableStringStream() << __VA_ARGS__).str()
#define CATCH_INTERNAL_ERROR(...) \
Catch::throw_logic_error(CATCH_MAKE_MSG( CATCH_INTERNAL_LINEINFO << ": Internal Catch2 error: " << __VA_ARGS__))
#define CATCH_ERROR(...) \
Catch::throw_domain_error(CATCH_MAKE_MSG( __VA_ARGS__ ))
#define CATCH_RUNTIME_ERROR(...) \
Catch::throw_runtime_error(CATCH_MAKE_MSG( __VA_ARGS__ ))
#define CATCH_ENFORCE( condition, ... ) \
do{ if( !(condition) ) CATCH_ERROR( __VA_ARGS__ ); } while(false)
// end catch_enforce.h
#include <memory>
#include <vector>
#include <cassert>
#include <utility>
#include <exception>
namespace Catch {
class GeneratorException : public std::exception {
const char* const m_msg = "";
public:
GeneratorException(const char* msg):
m_msg(msg)
{}
const char* what() const noexcept override final;
};
namespace Generators {
// !TBD move this into its own location?
namespace pf{
template<typename T, typename... Args>
std::unique_ptr<T> make_unique( Args&&... args ) {
return std::unique_ptr<T>(new T(std::forward<Args>(args)...));
}
}
template<typename T>
struct IGenerator : GeneratorUntypedBase {
virtual ~IGenerator() = default;
// Returns the current element of the generator
//
// \Precondition The generator is either freshly constructed,
// or the last call to `next()` returned true
virtual T const& get() const = 0;
using type = T;
};
template<typename T>
class SingleValueGenerator final : public IGenerator<T> {
T m_value;
public:
SingleValueGenerator(T&& value) : m_value(std::move(value)) {}
T const& get() const override {
return m_value;
}
bool next() override {
return false;
}
};
template<typename T>
class FixedValuesGenerator final : public IGenerator<T> {
static_assert(!std::is_same<T, bool>::value,
"FixedValuesGenerator does not support bools because of std::vector<bool>"
"specialization, use SingleValue Generator instead.");
std::vector<T> m_values;
size_t m_idx = 0;
public:
FixedValuesGenerator( std::initializer_list<T> values ) : m_values( values ) {}
T const& get() const override {
return m_values[m_idx];
}
bool next() override {
++m_idx;
return m_idx < m_values.size();
}
};
template <typename T>
class GeneratorWrapper final {
std::unique_ptr<IGenerator<T>> m_generator;
public:
GeneratorWrapper(std::unique_ptr<IGenerator<T>> generator):
m_generator(std::move(generator))
{}
T const& get() const {
return m_generator->get();
}
bool next() {
return m_generator->next();
}
};
template <typename T>
GeneratorWrapper<T> value(T&& value) {
return GeneratorWrapper<T>(pf::make_unique<SingleValueGenerator<T>>(std::forward<T>(value)));
}
template <typename T>
GeneratorWrapper<T> values(std::initializer_list<T> values) {
return GeneratorWrapper<T>(pf::make_unique<FixedValuesGenerator<T>>(values));
}
template<typename T>
class Generators : public IGenerator<T> {
std::vector<GeneratorWrapper<T>> m_generators;
size_t m_current = 0;
void populate(GeneratorWrapper<T>&& generator) {
m_generators.emplace_back(std::move(generator));
}
void populate(T&& val) {
m_generators.emplace_back(value(std::forward<T>(val)));
}
template<typename U>
void populate(U&& val) {
populate(T(std::forward<U>(val)));
}
template<typename U, typename... Gs>
void populate(U&& valueOrGenerator, Gs &&... moreGenerators) {
populate(std::forward<U>(valueOrGenerator));
populate(std::forward<Gs>(moreGenerators)...);
}
public:
template <typename... Gs>
Generators(Gs &&... moreGenerators) {
m_generators.reserve(sizeof...(Gs));
populate(std::forward<Gs>(moreGenerators)...);
}
T const& get() const override {
return m_generators[m_current].get();
}
bool next() override {
if (m_current >= m_generators.size()) {
return false;
}
const bool current_status = m_generators[m_current].next();
if (!current_status) {
++m_current;
}
return m_current < m_generators.size();
}
};
template<typename... Ts>
GeneratorWrapper<std::tuple<Ts...>> table( std::initializer_list<std::tuple<typename std::decay<Ts>::type...>> tuples ) {
return values<std::tuple<Ts...>>( tuples );
}
// Tag type to signal that a generator sequence should convert arguments to a specific type
template <typename T>
struct as {};
template<typename T, typename... Gs>
auto makeGenerators( GeneratorWrapper<T>&& generator, Gs &&... moreGenerators ) -> Generators<T> {
return Generators<T>(std::move(generator), std::forward<Gs>(moreGenerators)...);
}
template<typename T>
auto makeGenerators( GeneratorWrapper<T>&& generator ) -> Generators<T> {
return Generators<T>(std::move(generator));
}
template<typename T, typename... Gs>
auto makeGenerators( T&& val, Gs &&... moreGenerators ) -> Generators<T> {
return makeGenerators( value( std::forward<T>( val ) ), std::forward<Gs>( moreGenerators )... );
}
template<typename T, typename U, typename... Gs>
auto makeGenerators( as<T>, U&& val, Gs &&... moreGenerators ) -> Generators<T> {
return makeGenerators( value( T( std::forward<U>( val ) ) ), std::forward<Gs>( moreGenerators )... );
}
auto acquireGeneratorTracker( SourceLineInfo const& lineInfo ) -> IGeneratorTracker&;
template<typename L>
// Note: The type after -> is weird, because VS2015 cannot parse
// the expression used in the typedef inside, when it is in
// return type. Yeah.
auto generate( SourceLineInfo const& lineInfo, L const& generatorExpression ) -> decltype(std::declval<decltype(generatorExpression())>().get()) {
using UnderlyingType = typename decltype(generatorExpression())::type;
IGeneratorTracker& tracker = acquireGeneratorTracker( lineInfo );
if (!tracker.hasGenerator()) {
tracker.setGenerator(pf::make_unique<Generators<UnderlyingType>>(generatorExpression()));
}
auto const& generator = static_cast<IGenerator<UnderlyingType> const&>( *tracker.getGenerator() );
return generator.get();
}
} // namespace Generators
} // namespace Catch
#define GENERATE( ... ) \
Catch::Generators::generate( CATCH_INTERNAL_LINEINFO, [ ]{ using namespace Catch::Generators; return makeGenerators( __VA_ARGS__ ); } ) //NOLINT(google-build-using-namespace)
#define GENERATE_COPY( ... ) \
Catch::Generators::generate( CATCH_INTERNAL_LINEINFO, [=]{ using namespace Catch::Generators; return makeGenerators( __VA_ARGS__ ); } ) //NOLINT(google-build-using-namespace)
#define GENERATE_REF( ... ) \
Catch::Generators::generate( CATCH_INTERNAL_LINEINFO, [&]{ using namespace Catch::Generators; return makeGenerators( __VA_ARGS__ ); } ) //NOLINT(google-build-using-namespace)
// end catch_generators.hpp
// start catch_generators_generic.hpp
namespace Catch {
namespace Generators {
template <typename T>
class TakeGenerator : public IGenerator<T> {
GeneratorWrapper<T> m_generator;
size_t m_returned = 0;
size_t m_target;
public:
TakeGenerator(size_t target, GeneratorWrapper<T>&& generator):
m_generator(std::move(generator)),
m_target(target)
{
assert(target != 0 && "Empty generators are not allowed");
}
T const& get() const override {
return m_generator.get();
}
bool next() override {
++m_returned;
if (m_returned >= m_target) {
return false;
}
const auto success = m_generator.next();
// If the underlying generator does not contain enough values
// then we cut short as well
if (!success) {
m_returned = m_target;
}
return success;
}
};
template <typename T>
GeneratorWrapper<T> take(size_t target, GeneratorWrapper<T>&& generator) {
return GeneratorWrapper<T>(pf::make_unique<TakeGenerator<T>>(target, std::move(generator)));
}
template <typename T, typename Predicate>
class FilterGenerator : public IGenerator<T> {
GeneratorWrapper<T> m_generator;
Predicate m_predicate;
public:
template <typename P = Predicate>
FilterGenerator(P&& pred, GeneratorWrapper<T>&& generator):
m_generator(std::move(generator)),
m_predicate(std::forward<P>(pred))
{
if (!m_predicate(m_generator.get())) {
// It might happen that there are no values that pass the
// filter. In that case we throw an exception.
auto has_initial_value = next();
if (!has_initial_value) {
Catch::throw_exception(GeneratorException("No valid value found in filtered generator"));
}
}
}
T const& get() const override {
return m_generator.get();
}
bool next() override {
bool success = m_generator.next();
if (!success) {
return false;
}
while (!m_predicate(m_generator.get()) && (success = m_generator.next()) == true);
return success;
}
};
template <typename T, typename Predicate>
GeneratorWrapper<T> filter(Predicate&& pred, GeneratorWrapper<T>&& generator) {
return GeneratorWrapper<T>(std::unique_ptr<IGenerator<T>>(pf::make_unique<FilterGenerator<T, Predicate>>(std::forward<Predicate>(pred), std::move(generator))));
}
template <typename T>
class RepeatGenerator : public IGenerator<T> {
static_assert(!std::is_same<T, bool>::value,
"RepeatGenerator currently does not support bools"
"because of std::vector<bool> specialization");
GeneratorWrapper<T> m_generator;
mutable std::vector<T> m_returned;
size_t m_target_repeats;
size_t m_current_repeat = 0;
size_t m_repeat_index = 0;
public:
RepeatGenerator(size_t repeats, GeneratorWrapper<T>&& generator):
m_generator(std::move(generator)),
m_target_repeats(repeats)
{
assert(m_target_repeats > 0 && "Repeat generator must repeat at least once");
}
T const& get() const override {
if (m_current_repeat == 0) {
m_returned.push_back(m_generator.get());
return m_returned.back();
}
return m_returned[m_repeat_index];
}
bool next() override {
// There are 2 basic cases:
// 1) We are still reading the generator
// 2) We are reading our own cache
// In the first case, we need to poke the underlying generator.
// If it happily moves, we are left in that state, otherwise it is time to start reading from our cache
if (m_current_repeat == 0) {
const auto success = m_generator.next();
if (!success) {
++m_current_repeat;
}
return m_current_repeat < m_target_repeats;
}
// In the second case, we need to move indices forward and check that we haven't run up against the end
++m_repeat_index;
if (m_repeat_index == m_returned.size()) {
m_repeat_index = 0;
++m_current_repeat;
}
return m_current_repeat < m_target_repeats;
}
};
template <typename T>
GeneratorWrapper<T> repeat(size_t repeats, GeneratorWrapper<T>&& generator) {
return GeneratorWrapper<T>(pf::make_unique<RepeatGenerator<T>>(repeats, std::move(generator)));
}
template <typename T, typename U, typename Func>
class MapGenerator : public IGenerator<T> {
// TBD: provide static assert for mapping function, for friendly error message
GeneratorWrapper<U> m_generator;
Func m_function;
// To avoid returning dangling reference, we have to save the values
T m_cache;
public:
template <typename F2 = Func>
MapGenerator(F2&& function, GeneratorWrapper<U>&& generator) :
m_generator(std::move(generator)),
m_function(std::forward<F2>(function)),
m_cache(m_function(m_generator.get()))
{}
T const& get() const override {
return m_cache;
}
bool next() override {
const auto success = m_generator.next();
if (success) {
m_cache = m_function(m_generator.get());
}
return success;
}
};
template <typename Func, typename U, typename T = FunctionReturnType<Func, U>>
GeneratorWrapper<T> map(Func&& function, GeneratorWrapper<U>&& generator) {
return GeneratorWrapper<T>(
pf::make_unique<MapGenerator<T, U, Func>>(std::forward<Func>(function), std::move(generator))
);
}
template <typename T, typename U, typename Func>
GeneratorWrapper<T> map(Func&& function, GeneratorWrapper<U>&& generator) {
return GeneratorWrapper<T>(
pf::make_unique<MapGenerator<T, U, Func>>(std::forward<Func>(function), std::move(generator))
);
}
template <typename T>
class ChunkGenerator final : public IGenerator<std::vector<T>> {
std::vector<T> m_chunk;
size_t m_chunk_size;
GeneratorWrapper<T> m_generator;
bool m_used_up = false;
public:
ChunkGenerator(size_t size, GeneratorWrapper<T> generator) :
m_chunk_size(size), m_generator(std::move(generator))
{
m_chunk.reserve(m_chunk_size);
if (m_chunk_size != 0) {
m_chunk.push_back(m_generator.get());
for (size_t i = 1; i < m_chunk_size; ++i) {
if (!m_generator.next()) {
Catch::throw_exception(GeneratorException("Not enough values to initialize the first chunk"));
}
m_chunk.push_back(m_generator.get());
}
}
}
std::vector<T> const& get() const override {
return m_chunk;
}
bool next() override {
m_chunk.clear();
for (size_t idx = 0; idx < m_chunk_size; ++idx) {
if (!m_generator.next()) {
return false;
}
m_chunk.push_back(m_generator.get());
}
return true;
}
};
template <typename T>
GeneratorWrapper<std::vector<T>> chunk(size_t size, GeneratorWrapper<T>&& generator) {
return GeneratorWrapper<std::vector<T>>(
pf::make_unique<ChunkGenerator<T>>(size, std::move(generator))
);
}
} // namespace Generators
} // namespace Catch
// end catch_generators_generic.hpp
// start catch_generators_specific.hpp
// start catch_context.h
#include <memory>
namespace Catch {
struct IResultCapture;
struct IRunner;
struct IConfig;
struct IMutableContext;
using IConfigPtr = std::shared_ptr<IConfig const>;
struct IContext
{
virtual ~IContext();
virtual IResultCapture* getResultCapture() = 0;
virtual IRunner* getRunner() = 0;
virtual IConfigPtr const& getConfig() const = 0;
};
struct IMutableContext : IContext
{
virtual ~IMutableContext();
virtual void setResultCapture( IResultCapture* resultCapture ) = 0;
virtual void setRunner( IRunner* runner ) = 0;
virtual void setConfig( IConfigPtr const& config ) = 0;
private:
static IMutableContext *currentContext;
friend IMutableContext& getCurrentMutableContext();
friend void cleanUpContext();
static void createContext();
};
inline IMutableContext& getCurrentMutableContext()
{
if( !IMutableContext::currentContext )
IMutableContext::createContext();
// NOLINTNEXTLINE(clang-analyzer-core.uninitialized.UndefReturn)
return *IMutableContext::currentContext;
}
inline IContext& getCurrentContext()
{
return getCurrentMutableContext();
}
void cleanUpContext();
class SimplePcg32;
SimplePcg32& rng();
}
// end catch_context.h
// start catch_interfaces_config.h
// start catch_option.hpp
namespace Catch {
// An optional type
template<typename T>
class Option {
public:
Option() : nullableValue( nullptr ) {}
Option( T const& _value )
: nullableValue( new( storage ) T( _value ) )
{}
Option( Option const& _other )
: nullableValue( _other ? new( storage ) T( *_other ) : nullptr )
{}
~Option() {
reset();
}
Option& operator= ( Option const& _other ) {
if( &_other != this ) {
reset();
if( _other )
nullableValue = new( storage ) T( *_other );
}
return *this;
}
Option& operator = ( T const& _value ) {
reset();
nullableValue = new( storage ) T( _value );
return *this;
}
void reset() {
if( nullableValue )
nullableValue->~T();
nullableValue = nullptr;
}
T& operator*() { return *nullableValue; }
T const& operator*() const { return *nullableValue; }
T* operator->() { return nullableValue; }
const T* operator->() const { return nullableValue; }
T valueOr( T const& defaultValue ) const {
return nullableValue ? *nullableValue : defaultValue;
}
bool some() const { return nullableValue != nullptr; }
bool none() const { return nullableValue == nullptr; }
bool operator !() const { return nullableValue == nullptr; }
explicit operator bool() const {
return some();
}
private:
T *nullableValue;
alignas(alignof(T)) char storage[sizeof(T)];
};
} // end namespace Catch
// end catch_option.hpp
#include <chrono>
#include <iosfwd>
#include <string>
#include <vector>
#include <memory>
namespace Catch {
enum class Verbosity {
Quiet = 0,
Normal,
High
};
struct WarnAbout { enum What {
Nothing = 0x00,
NoAssertions = 0x01,
NoTests = 0x02
}; };
struct ShowDurations { enum OrNot {
DefaultForReporter,
Always,
Never
}; };
struct RunTests { enum InWhatOrder {
InDeclarationOrder,
InLexicographicalOrder,
InRandomOrder
}; };
struct UseColour { enum YesOrNo {
Auto,
Yes,
No
}; };
struct WaitForKeypress { enum When {
Never,
BeforeStart = 1,
BeforeExit = 2,
BeforeStartAndExit = BeforeStart | BeforeExit
}; };
class TestSpec;
struct IConfig : NonCopyable {
virtual ~IConfig();
virtual bool allowThrows() const = 0;
virtual std::ostream& stream() const = 0;
virtual std::string name() const = 0;
virtual bool includeSuccessfulResults() const = 0;
virtual bool shouldDebugBreak() const = 0;
virtual bool warnAboutMissingAssertions() const = 0;
virtual bool warnAboutNoTests() const = 0;
virtual int abortAfter() const = 0;
virtual bool showInvisibles() const = 0;
virtual ShowDurations::OrNot showDurations() const = 0;
virtual TestSpec const& testSpec() const = 0;
virtual bool hasTestFilters() const = 0;
virtual std::vector<std::string> const& getTestsOrTags() const = 0;
virtual RunTests::InWhatOrder runOrder() const = 0;
virtual unsigned int rngSeed() const = 0;
virtual UseColour::YesOrNo useColour() const = 0;
virtual std::vector<std::string> const& getSectionsToRun() const = 0;
virtual Verbosity verbosity() const = 0;
virtual bool benchmarkNoAnalysis() const = 0;
virtual int benchmarkSamples() const = 0;
virtual double benchmarkConfidenceInterval() const = 0;
virtual unsigned int benchmarkResamples() const = 0;
virtual std::chrono::milliseconds benchmarkWarmupTime() const = 0;
};
using IConfigPtr = std::shared_ptr<IConfig const>;
}
// end catch_interfaces_config.h
// start catch_random_number_generator.h
#include <cstdint>
namespace Catch {
// This is a simple implementation of C++11 Uniform Random Number
// Generator. It does not provide all operators, because Catch2
// does not use it, but it should behave as expected inside stdlib's
// distributions.
// The implementation is based on the PCG family (http://pcg-random.org)
class SimplePcg32 {
using state_type = std::uint64_t;
public:
using result_type = std::uint32_t;
static constexpr result_type (min)() {
return 0;
}
static constexpr result_type (max)() {
return static_cast<result_type>(-1);
}
// Provide some default initial state for the default constructor
SimplePcg32():SimplePcg32(0xed743cc4U) {}
explicit SimplePcg32(result_type seed_);
void seed(result_type seed_);
void discard(uint64_t skip);
result_type operator()();
private:
friend bool operator==(SimplePcg32 const& lhs, SimplePcg32 const& rhs);
friend bool operator!=(SimplePcg32 const& lhs, SimplePcg32 const& rhs);
// In theory we also need operator<< and operator>>
// In practice we do not use them, so we will skip them for now
std::uint64_t m_state;
// This part of the state determines which "stream" of the numbers
// is chosen -- we take it as a constant for Catch2, so we only
// need to deal with seeding the main state.
// Picked by reading 8 bytes from `/dev/random` :-)
static const std::uint64_t s_inc = (0x13ed0cc53f939476ULL << 1ULL) | 1ULL;
};
} // end namespace Catch
// end catch_random_number_generator.h
#include <random>
namespace Catch {
namespace Generators {
template <typename Float>
class RandomFloatingGenerator final : public IGenerator<Float> {
Catch::SimplePcg32& m_rng;
std::uniform_real_distribution<Float> m_dist;
Float m_current_number;
public:
RandomFloatingGenerator(Float a, Float b):
m_rng(rng()),
m_dist(a, b) {
static_cast<void>(next());
}
Float const& get() const override {
return m_current_number;
}
bool next() override {
m_current_number = m_dist(m_rng);
return true;
}
};
template <typename Integer>
class RandomIntegerGenerator final : public IGenerator<Integer> {
Catch::SimplePcg32& m_rng;
std::uniform_int_distribution<Integer> m_dist;
Integer m_current_number;
public:
RandomIntegerGenerator(Integer a, Integer b):
m_rng(rng()),
m_dist(a, b) {
static_cast<void>(next());
}
Integer const& get() const override {
return m_current_number;
}
bool next() override {
m_current_number = m_dist(m_rng);
return true;
}
};
// TODO: Ideally this would be also constrained against the various char types,
// but I don't expect users to run into that in practice.
template <typename T>
typename std::enable_if<std::is_integral<T>::value && !std::is_same<T, bool>::value,
GeneratorWrapper<T>>::type
random(T a, T b) {
return GeneratorWrapper<T>(
pf::make_unique<RandomIntegerGenerator<T>>(a, b)
);
}
template <typename T>
typename std::enable_if<std::is_floating_point<T>::value,
GeneratorWrapper<T>>::type
random(T a, T b) {
return GeneratorWrapper<T>(
pf::make_unique<RandomFloatingGenerator<T>>(a, b)
);
}
template <typename T>
class RangeGenerator final : public IGenerator<T> {
T m_current;
T m_end;
T m_step;
bool m_positive;
public:
RangeGenerator(T const& start, T const& end, T const& step):
m_current(start),
m_end(end),
m_step(step),
m_positive(m_step > T(0))
{
assert(m_current != m_end && "Range start and end cannot be equal");
assert(m_step != T(0) && "Step size cannot be zero");
assert(((m_positive && m_current <= m_end) || (!m_positive && m_current >= m_end)) && "Step moves away from end");
}
RangeGenerator(T const& start, T const& end):
RangeGenerator(start, end, (start < end) ? T(1) : T(-1))
{}
T const& get() const override {
return m_current;
}
bool next() override {
m_current += m_step;
return (m_positive) ? (m_current < m_end) : (m_current > m_end);
}
};
template <typename T>
GeneratorWrapper<T> range(T const& start, T const& end, T const& step) {
static_assert(std::is_arithmetic<T>::value && !std::is_same<T, bool>::value, "Type must be numeric");
return GeneratorWrapper<T>(pf::make_unique<RangeGenerator<T>>(start, end, step));
}
template <typename T>
GeneratorWrapper<T> range(T const& start, T const& end) {
static_assert(std::is_integral<T>::value && !std::is_same<T, bool>::value, "Type must be an integer");
return GeneratorWrapper<T>(pf::make_unique<RangeGenerator<T>>(start, end));
}
template <typename T>
class IteratorGenerator final : public IGenerator<T> {
static_assert(!std::is_same<T, bool>::value,
"IteratorGenerator currently does not support bools"
"because of std::vector<bool> specialization");
std::vector<T> m_elems;
size_t m_current = 0;
public:
template <typename InputIterator, typename InputSentinel>
IteratorGenerator(InputIterator first, InputSentinel last):m_elems(first, last) {
if (m_elems.empty()) {
Catch::throw_exception(GeneratorException("IteratorGenerator received no valid values"));
}
}
T const& get() const override {
return m_elems[m_current];
}
bool next() override {
++m_current;
return m_current != m_elems.size();
}
};
template <typename InputIterator,
typename InputSentinel,
typename ResultType = typename std::iterator_traits<InputIterator>::value_type>
GeneratorWrapper<ResultType> from_range(InputIterator from, InputSentinel to) {
return GeneratorWrapper<ResultType>(pf::make_unique<IteratorGenerator<ResultType>>(from, to));
}
template <typename Container,
typename ResultType = typename Container::value_type>
GeneratorWrapper<ResultType> from_range(Container const& cnt) {
return GeneratorWrapper<ResultType>(pf::make_unique<IteratorGenerator<ResultType>>(cnt.begin(), cnt.end()));
}
} // namespace Generators
} // namespace Catch
// end catch_generators_specific.hpp
// These files are included here so the single_include script doesn't put them
// in the conditionally compiled sections
// start catch_test_case_info.h
#include <string>
#include <vector>
#include <memory>
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif
namespace Catch {
struct ITestInvoker;
struct TestCaseInfo {
enum SpecialProperties{
None = 0,
IsHidden = 1 << 1,
ShouldFail = 1 << 2,
MayFail = 1 << 3,
Throws = 1 << 4,
NonPortable = 1 << 5,
Benchmark = 1 << 6
};
TestCaseInfo( std::string const& _name,
std::string const& _className,
std::string const& _description,
std::vector<std::string> const& _tags,
SourceLineInfo const& _lineInfo );
friend void setTags( TestCaseInfo& testCaseInfo, std::vector<std::string> tags );
bool isHidden() const;
bool throws() const;
bool okToFail() const;
bool expectedToFail() const;
std::string tagsAsString() const;
std::string name;
std::string className;
std::string description;
std::vector<std::string> tags;
std::vector<std::string> lcaseTags;
SourceLineInfo lineInfo;
SpecialProperties properties;
};
class TestCase : public TestCaseInfo {
public:
TestCase( ITestInvoker* testCase, TestCaseInfo&& info );
TestCase withName( std::string const& _newName ) const;
void invoke() const;
TestCaseInfo const& getTestCaseInfo() const;
bool operator == ( TestCase const& other ) const;
bool operator < ( TestCase const& other ) const;
private:
std::shared_ptr<ITestInvoker> test;
};
TestCase makeTestCase( ITestInvoker* testCase,
std::string const& className,
NameAndTags const& nameAndTags,
SourceLineInfo const& lineInfo );
}
#ifdef __clang__
#pragma clang diagnostic pop
#endif
// end catch_test_case_info.h
// start catch_interfaces_runner.h
namespace Catch {
struct IRunner {
virtual ~IRunner();
virtual bool aborting() const = 0;
};
}
// end catch_interfaces_runner.h
#ifdef __OBJC__
// start catch_objc.hpp
#import <objc/runtime.h>
#include <string>
// NB. Any general catch headers included here must be included
// in catch.hpp first to make sure they are included by the single
// header for non obj-usage
///////////////////////////////////////////////////////////////////////////////
// This protocol is really only here for (self) documenting purposes, since
// all its methods are optional.
@protocol OcFixture
@optional
-(void) setUp;
-(void) tearDown;
@end
namespace Catch {
class OcMethod : public ITestInvoker {
public:
OcMethod( Class cls, SEL sel ) : m_cls( cls ), m_sel( sel ) {}
virtual void invoke() const {
id obj = [[m_cls alloc] init];
performOptionalSelector( obj, @selector(setUp) );
performOptionalSelector( obj, m_sel );
performOptionalSelector( obj, @selector(tearDown) );
arcSafeRelease( obj );
}
private:
virtual ~OcMethod() {}
Class m_cls;
SEL m_sel;
};
namespace Detail{
inline std::string getAnnotation( Class cls,
std::string const& annotationName,
std::string const& testCaseName ) {
NSString* selStr = [[NSString alloc] initWithFormat:@"Catch_%s_%s", annotationName.c_str(), testCaseName.c_str()];
SEL sel = NSSelectorFromString( selStr );
arcSafeRelease( selStr );
id value = performOptionalSelector( cls, sel );
if( value )
return [(NSString*)value UTF8String];
return "";
}
}
inline std::size_t registerTestMethods() {
std::size_t noTestMethods = 0;
int noClasses = objc_getClassList( nullptr, 0 );
Class* classes = (CATCH_UNSAFE_UNRETAINED Class *)malloc( sizeof(Class) * noClasses);
objc_getClassList( classes, noClasses );
for( int c = 0; c < noClasses; c++ ) {
Class cls = classes[c];
{
u_int count;
Method* methods = class_copyMethodList( cls, &count );
for( u_int m = 0; m < count ; m++ ) {
SEL selector = method_getName(methods[m]);
std::string methodName = sel_getName(selector);
if( startsWith( methodName, "Catch_TestCase_" ) ) {
std::string testCaseName = methodName.substr( 15 );
std::string name = Detail::getAnnotation( cls, "Name", testCaseName );
std::string desc = Detail::getAnnotation( cls, "Description", testCaseName );
const char* className = class_getName( cls );
getMutableRegistryHub().registerTest( makeTestCase( new OcMethod( cls, selector ), className, NameAndTags( name.c_str(), desc.c_str() ), SourceLineInfo("",0) ) );
noTestMethods++;
}
}
free(methods);
}
}
return noTestMethods;
}
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
namespace Matchers {
namespace Impl {
namespace NSStringMatchers {
struct StringHolder : MatcherBase<NSString*>{
StringHolder( NSString* substr ) : m_substr( [substr copy] ){}
StringHolder( StringHolder const& other ) : m_substr( [other.m_substr copy] ){}
StringHolder() {
arcSafeRelease( m_substr );
}
bool match( NSString* str ) const override {
return false;
}
NSString* CATCH_ARC_STRONG m_substr;
};
struct Equals : StringHolder {
Equals( NSString* substr ) : StringHolder( substr ){}
bool match( NSString* str ) const override {
return (str != nil || m_substr == nil ) &&
[str isEqualToString:m_substr];
}
std::string describe() const override {
return "equals string: " + Catch::Detail::stringify( m_substr );
}
};
struct Contains : StringHolder {
Contains( NSString* substr ) : StringHolder( substr ){}
bool match( NSString* str ) const override {
return (str != nil || m_substr == nil ) &&
[str rangeOfString:m_substr].location != NSNotFound;
}
std::string describe() const override {
return "contains string: " + Catch::Detail::stringify( m_substr );
}
};
struct StartsWith : StringHolder {
StartsWith( NSString* substr ) : StringHolder( substr ){}
bool match( NSString* str ) const override {
return (str != nil || m_substr == nil ) &&
[str rangeOfString:m_substr].location == 0;
}
std::string describe() const override {
return "starts with: " + Catch::Detail::stringify( m_substr );
}
};
struct EndsWith : StringHolder {
EndsWith( NSString* substr ) : StringHolder( substr ){}
bool match( NSString* str ) const override {
return (str != nil || m_substr == nil ) &&
[str rangeOfString:m_substr].location == [str length] - [m_substr length];
}
std::string describe() const override {
return "ends with: " + Catch::Detail::stringify( m_substr );
}
};
} // namespace NSStringMatchers
} // namespace Impl
inline Impl::NSStringMatchers::Equals
Equals( NSString* substr ){ return Impl::NSStringMatchers::Equals( substr ); }
inline Impl::NSStringMatchers::Contains
Contains( NSString* substr ){ return Impl::NSStringMatchers::Contains( substr ); }
inline Impl::NSStringMatchers::StartsWith
StartsWith( NSString* substr ){ return Impl::NSStringMatchers::StartsWith( substr ); }
inline Impl::NSStringMatchers::EndsWith
EndsWith( NSString* substr ){ return Impl::NSStringMatchers::EndsWith( substr ); }
} // namespace Matchers
using namespace Matchers;
#endif // CATCH_CONFIG_DISABLE_MATCHERS
} // namespace Catch
///////////////////////////////////////////////////////////////////////////////
#define OC_MAKE_UNIQUE_NAME( root, uniqueSuffix ) root##uniqueSuffix
#define OC_TEST_CASE2( name, desc, uniqueSuffix ) \
+(NSString*) OC_MAKE_UNIQUE_NAME( Catch_Name_test_, uniqueSuffix ) \
{ \
return @ name; \
} \
+(NSString*) OC_MAKE_UNIQUE_NAME( Catch_Description_test_, uniqueSuffix ) \
{ \
return @ desc; \
} \
-(void) OC_MAKE_UNIQUE_NAME( Catch_TestCase_test_, uniqueSuffix )
#define OC_TEST_CASE( name, desc ) OC_TEST_CASE2( name, desc, __LINE__ )
// end catch_objc.hpp
#endif
// Benchmarking needs the externally-facing parts of reporters to work
#if defined(CATCH_CONFIG_EXTERNAL_INTERFACES) || defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
// start catch_external_interfaces.h
// start catch_reporter_bases.hpp
// start catch_interfaces_reporter.h
// start catch_config.hpp
// start catch_test_spec_parser.h
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif
// start catch_test_spec.h
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif
// start catch_wildcard_pattern.h
namespace Catch
{
class WildcardPattern {
enum WildcardPosition {
NoWildcard = 0,
WildcardAtStart = 1,
WildcardAtEnd = 2,
WildcardAtBothEnds = WildcardAtStart | WildcardAtEnd
};
public:
WildcardPattern( std::string const& pattern, CaseSensitive::Choice caseSensitivity );
virtual ~WildcardPattern() = default;
virtual bool matches( std::string const& str ) const;
private:
std::string normaliseString( std::string const& str ) const;
CaseSensitive::Choice m_caseSensitivity;
WildcardPosition m_wildcard = NoWildcard;
std::string m_pattern;
};
}
// end catch_wildcard_pattern.h
#include <string>
#include <vector>
#include <memory>
namespace Catch {
struct IConfig;
class TestSpec {
class Pattern {
public:
explicit Pattern( std::string const& name );
virtual ~Pattern();
virtual bool matches( TestCaseInfo const& testCase ) const = 0;
std::string const& name() const;
private:
std::string const m_name;
};
using PatternPtr = std::shared_ptr<Pattern>;
class NamePattern : public Pattern {
public:
explicit NamePattern( std::string const& name, std::string const& filterString );
bool matches( TestCaseInfo const& testCase ) const override;
private:
WildcardPattern m_wildcardPattern;
};
class TagPattern : public Pattern {
public:
explicit TagPattern( std::string const& tag, std::string const& filterString );
bool matches( TestCaseInfo const& testCase ) const override;
private:
std::string m_tag;
};
class ExcludedPattern : public Pattern {
public:
explicit ExcludedPattern( PatternPtr const& underlyingPattern );
bool matches( TestCaseInfo const& testCase ) const override;
private:
PatternPtr m_underlyingPattern;
};
struct Filter {
std::vector<PatternPtr> m_patterns;
bool matches( TestCaseInfo const& testCase ) const;
std::string name() const;
};
public:
struct FilterMatch {
std::string name;
std::vector<TestCase const*> tests;
};
using Matches = std::vector<FilterMatch>;
using vectorStrings = std::vector<std::string>;
bool hasFilters() const;
bool matches( TestCaseInfo const& testCase ) const;
Matches matchesByFilter( std::vector<TestCase> const& testCases, IConfig const& config ) const;
const vectorStrings & getInvalidArgs() const;
private:
std::vector<Filter> m_filters;
std::vector<std::string> m_invalidArgs;
friend class TestSpecParser;
};
}
#ifdef __clang__
#pragma clang diagnostic pop
#endif
// end catch_test_spec.h
// start catch_interfaces_tag_alias_registry.h
#include <string>
namespace Catch {
struct TagAlias;
struct ITagAliasRegistry {
virtual ~ITagAliasRegistry();
// Nullptr if not present
virtual TagAlias const* find( std::string const& alias ) const = 0;
virtual std::string expandAliases( std::string const& unexpandedTestSpec ) const = 0;
static ITagAliasRegistry const& get();
};
} // end namespace Catch
// end catch_interfaces_tag_alias_registry.h
namespace Catch {
class TestSpecParser {
enum Mode{ None, Name, QuotedName, Tag, EscapedName };
Mode m_mode = None;
Mode lastMode = None;
bool m_exclusion = false;
std::size_t m_pos = 0;
std::size_t m_realPatternPos = 0;
std::string m_arg;
std::string m_substring;
std::string m_patternName;
std::vector<std::size_t> m_escapeChars;
TestSpec::Filter m_currentFilter;
TestSpec m_testSpec;
ITagAliasRegistry const* m_tagAliases = nullptr;
public:
TestSpecParser( ITagAliasRegistry const& tagAliases );
TestSpecParser& parse( std::string const& arg );
TestSpec testSpec();
private:
bool visitChar( char c );
void startNewMode( Mode mode );
bool processNoneChar( char c );
void processNameChar( char c );
bool processOtherChar( char c );
void endMode();
void escape();
bool isControlChar( char c ) const;
void saveLastMode();
void revertBackToLastMode();
void addFilter();
bool separate();
// Handles common preprocessing of the pattern for name/tag patterns
std::string preprocessPattern();
// Adds the current pattern as a test name
void addNamePattern();
// Adds the current pattern as a tag
void addTagPattern();
inline void addCharToPattern(char c) {
m_substring += c;
m_patternName += c;
m_realPatternPos++;
}
};
TestSpec parseTestSpec( std::string const& arg );
} // namespace Catch
#ifdef __clang__
#pragma clang diagnostic pop
#endif
// end catch_test_spec_parser.h
// Libstdc++ doesn't like incomplete classes for unique_ptr
#include <memory>
#include <vector>
#include <string>
#ifndef CATCH_CONFIG_CONSOLE_WIDTH
#define CATCH_CONFIG_CONSOLE_WIDTH 80
#endif
namespace Catch {
struct IStream;
struct ConfigData {
bool listTests = false;
bool listTags = false;
bool listReporters = false;
bool listTestNamesOnly = false;
bool showSuccessfulTests = false;
bool shouldDebugBreak = false;
bool noThrow = false;
bool showHelp = false;
bool showInvisibles = false;
bool filenamesAsTags = false;
bool libIdentify = false;
int abortAfter = -1;
unsigned int rngSeed = 0;
bool benchmarkNoAnalysis = false;
unsigned int benchmarkSamples = 100;
double benchmarkConfidenceInterval = 0.95;
unsigned int benchmarkResamples = 100000;
std::chrono::milliseconds::rep benchmarkWarmupTime = 100;
Verbosity verbosity = Verbosity::Normal;
WarnAbout::What warnings = WarnAbout::Nothing;
ShowDurations::OrNot showDurations = ShowDurations::DefaultForReporter;
RunTests::InWhatOrder runOrder = RunTests::InDeclarationOrder;
UseColour::YesOrNo useColour = UseColour::Auto;
WaitForKeypress::When waitForKeypress = WaitForKeypress::Never;
std::string outputFilename;
std::string name;
std::string processName;
#ifndef CATCH_CONFIG_DEFAULT_REPORTER
#define CATCH_CONFIG_DEFAULT_REPORTER "console"
#endif
std::string reporterName = CATCH_CONFIG_DEFAULT_REPORTER;
#undef CATCH_CONFIG_DEFAULT_REPORTER
std::vector<std::string> testsOrTags;
std::vector<std::string> sectionsToRun;
};
class Config : public IConfig {
public:
Config() = default;
Config( ConfigData const& data );
virtual ~Config() = default;
std::string const& getFilename() const;
bool listTests() const;
bool listTestNamesOnly() const;
bool listTags() const;
bool listReporters() const;
std::string getProcessName() const;
std::string const& getReporterName() const;
std::vector<std::string> const& getTestsOrTags() const override;
std::vector<std::string> const& getSectionsToRun() const override;
TestSpec const& testSpec() const override;
bool hasTestFilters() const override;
bool showHelp() const;
// IConfig interface
bool allowThrows() const override;
std::ostream& stream() const override;
std::string name() const override;
bool includeSuccessfulResults() const override;
bool warnAboutMissingAssertions() const override;
bool warnAboutNoTests() const override;
ShowDurations::OrNot showDurations() const override;
RunTests::InWhatOrder runOrder() const override;
unsigned int rngSeed() const override;
UseColour::YesOrNo useColour() const override;
bool shouldDebugBreak() const override;
int abortAfter() const override;
bool showInvisibles() const override;
Verbosity verbosity() const override;
bool benchmarkNoAnalysis() const override;
int benchmarkSamples() const override;
double benchmarkConfidenceInterval() const override;
unsigned int benchmarkResamples() const override;
std::chrono::milliseconds benchmarkWarmupTime() const override;
private:
IStream const* openStream();
ConfigData m_data;
std::unique_ptr<IStream const> m_stream;
TestSpec m_testSpec;
bool m_hasTestFilters = false;
};
} // end namespace Catch
// end catch_config.hpp
// start catch_assertionresult.h
#include <string>
namespace Catch {
struct AssertionResultData
{
AssertionResultData() = delete;
AssertionResultData( ResultWas::OfType _resultType, LazyExpression const& _lazyExpression );
std::string message;
mutable std::string reconstructedExpression;
LazyExpression lazyExpression;
ResultWas::OfType resultType;
std::string reconstructExpression() const;
};
class AssertionResult {
public:
AssertionResult() = delete;
AssertionResult( AssertionInfo const& info, AssertionResultData const& data );
bool isOk() const;
bool succeeded() const;
ResultWas::OfType getResultType() const;
bool hasExpression() const;
bool hasMessage() const;
std::string getExpression() const;
std::string getExpressionInMacro() const;
bool hasExpandedExpression() const;
std::string getExpandedExpression() const;
std::string getMessage() const;
SourceLineInfo getSourceInfo() const;
StringRef getTestMacroName() const;
//protected:
AssertionInfo m_info;
AssertionResultData m_resultData;
};
} // end namespace Catch
// end catch_assertionresult.h
#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
// start catch_estimate.hpp
// Statistics estimates
namespace Catch {
namespace Benchmark {
template <typename Duration>
struct Estimate {
Duration point;
Duration lower_bound;
Duration upper_bound;
double confidence_interval;
template <typename Duration2>
operator Estimate<Duration2>() const {
return { point, lower_bound, upper_bound, confidence_interval };
}
};
} // namespace Benchmark
} // namespace Catch
// end catch_estimate.hpp
// start catch_outlier_classification.hpp
// Outlier information
namespace Catch {
namespace Benchmark {
struct OutlierClassification {
int samples_seen = 0;
int low_severe = 0; // more than 3 times IQR below Q1
int low_mild = 0; // 1.5 to 3 times IQR below Q1
int high_mild = 0; // 1.5 to 3 times IQR above Q3
int high_severe = 0; // more than 3 times IQR above Q3
int total() const {
return low_severe + low_mild + high_mild + high_severe;
}
};
} // namespace Benchmark
} // namespace Catch
// end catch_outlier_classification.hpp
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING
#include <string>
#include <iosfwd>
#include <map>
#include <set>
#include <memory>
#include <algorithm>
namespace Catch {
struct ReporterConfig {
explicit ReporterConfig( IConfigPtr const& _fullConfig );
ReporterConfig( IConfigPtr const& _fullConfig, std::ostream& _stream );
std::ostream& stream() const;
IConfigPtr fullConfig() const;
private:
std::ostream* m_stream;
IConfigPtr m_fullConfig;
};
struct ReporterPreferences {
bool shouldRedirectStdOut = false;
bool shouldReportAllAssertions = false;
};
template<typename T>
struct LazyStat : Option<T> {
LazyStat& operator=( T const& _value ) {
Option<T>::operator=( _value );
used = false;
return *this;
}
void reset() {
Option<T>::reset();
used = false;
}
bool used = false;
};
struct TestRunInfo {
TestRunInfo( std::string const& _name );
std::string name;
};
struct GroupInfo {
GroupInfo( std::string const& _name,
std::size_t _groupIndex,
std::size_t _groupsCount );
std::string name;
std::size_t groupIndex;
std::size_t groupsCounts;
};
struct AssertionStats {
AssertionStats( AssertionResult const& _assertionResult,
std::vector<MessageInfo> const& _infoMessages,
Totals const& _totals );
AssertionStats( AssertionStats const& ) = default;
AssertionStats( AssertionStats && ) = default;
AssertionStats& operator = ( AssertionStats const& ) = delete;
AssertionStats& operator = ( AssertionStats && ) = delete;
virtual ~AssertionStats();
AssertionResult assertionResult;
std::vector<MessageInfo> infoMessages;
Totals totals;
};
struct SectionStats {
SectionStats( SectionInfo const& _sectionInfo,
Counts const& _assertions,
double _durationInSeconds,
bool _missingAssertions );
SectionStats( SectionStats const& ) = default;
SectionStats( SectionStats && ) = default;
SectionStats& operator = ( SectionStats const& ) = default;
SectionStats& operator = ( SectionStats && ) = default;
virtual ~SectionStats();
SectionInfo sectionInfo;
Counts assertions;
double durationInSeconds;
bool missingAssertions;
};
struct TestCaseStats {
TestCaseStats( TestCaseInfo const& _testInfo,
Totals const& _totals,
std::string const& _stdOut,
std::string const& _stdErr,
bool _aborting );
TestCaseStats( TestCaseStats const& ) = default;
TestCaseStats( TestCaseStats && ) = default;
TestCaseStats& operator = ( TestCaseStats const& ) = default;
TestCaseStats& operator = ( TestCaseStats && ) = default;
virtual ~TestCaseStats();
TestCaseInfo testInfo;
Totals totals;
std::string stdOut;
std::string stdErr;
bool aborting;
};
struct TestGroupStats {
TestGroupStats( GroupInfo const& _groupInfo,
Totals const& _totals,
bool _aborting );
TestGroupStats( GroupInfo const& _groupInfo );
TestGroupStats( TestGroupStats const& ) = default;
TestGroupStats( TestGroupStats && ) = default;
TestGroupStats& operator = ( TestGroupStats const& ) = default;
TestGroupStats& operator = ( TestGroupStats && ) = default;
virtual ~TestGroupStats();
GroupInfo groupInfo;
Totals totals;
bool aborting;
};
struct TestRunStats {
TestRunStats( TestRunInfo const& _runInfo,
Totals const& _totals,
bool _aborting );
TestRunStats( TestRunStats const& ) = default;
TestRunStats( TestRunStats && ) = default;
TestRunStats& operator = ( TestRunStats const& ) = default;
TestRunStats& operator = ( TestRunStats && ) = default;
virtual ~TestRunStats();
TestRunInfo runInfo;
Totals totals;
bool aborting;
};
#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
struct BenchmarkInfo {
std::string name;
double estimatedDuration;
int iterations;
int samples;
unsigned int resamples;
double clockResolution;
double clockCost;
};
template <class Duration>
struct BenchmarkStats {
BenchmarkInfo info;
std::vector<Duration> samples;
Benchmark::Estimate<Duration> mean;
Benchmark::Estimate<Duration> standardDeviation;
Benchmark::OutlierClassification outliers;
double outlierVariance;
template <typename Duration2>
operator BenchmarkStats<Duration2>() const {
std::vector<Duration2> samples2;
samples2.reserve(samples.size());
std::transform(samples.begin(), samples.end(), std::back_inserter(samples2), [](Duration d) { return Duration2(d); });
return {
info,
std::move(samples2),
mean,
standardDeviation,
outliers,
outlierVariance,
};
}
};
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING
struct IStreamingReporter {
virtual ~IStreamingReporter() = default;
// Implementing class must also provide the following static methods:
// static std::string getDescription();
// static std::set<Verbosity> getSupportedVerbosities()
virtual ReporterPreferences getPreferences() const = 0;
virtual void noMatchingTestCases( std::string const& spec ) = 0;
virtual void reportInvalidArguments(std::string const&) {}
virtual void testRunStarting( TestRunInfo const& testRunInfo ) = 0;
virtual void testGroupStarting( GroupInfo const& groupInfo ) = 0;
virtual void testCaseStarting( TestCaseInfo const& testInfo ) = 0;
virtual void sectionStarting( SectionInfo const& sectionInfo ) = 0;
#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
virtual void benchmarkPreparing( std::string const& ) {}
virtual void benchmarkStarting( BenchmarkInfo const& ) {}
virtual void benchmarkEnded( BenchmarkStats<> const& ) {}
virtual void benchmarkFailed( std::string const& ) {}
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING
virtual void assertionStarting( AssertionInfo const& assertionInfo ) = 0;
// The return value indicates if the messages buffer should be cleared:
virtual bool assertionEnded( AssertionStats const& assertionStats ) = 0;
virtual void sectionEnded( SectionStats const& sectionStats ) = 0;
virtual void testCaseEnded( TestCaseStats const& testCaseStats ) = 0;
virtual void testGroupEnded( TestGroupStats const& testGroupStats ) = 0;
virtual void testRunEnded( TestRunStats const& testRunStats ) = 0;
virtual void skipTest( TestCaseInfo const& testInfo ) = 0;
// Default empty implementation provided
virtual void fatalErrorEncountered( StringRef name );
virtual bool isMulti() const;
};
using IStreamingReporterPtr = std::unique_ptr<IStreamingReporter>;
struct IReporterFactory {
virtual ~IReporterFactory();
virtual IStreamingReporterPtr create( ReporterConfig const& config ) const = 0;
virtual std::string getDescription() const = 0;
};
using IReporterFactoryPtr = std::shared_ptr<IReporterFactory>;
struct IReporterRegistry {
using FactoryMap = std::map<std::string, IReporterFactoryPtr>;
using Listeners = std::vector<IReporterFactoryPtr>;
virtual ~IReporterRegistry();
virtual IStreamingReporterPtr create( std::string const& name, IConfigPtr const& config ) const = 0;
virtual FactoryMap const& getFactories() const = 0;
virtual Listeners const& getListeners() const = 0;
};
} // end namespace Catch
// end catch_interfaces_reporter.h
#include <algorithm>
#include <cstring>
#include <cfloat>
#include <cstdio>
#include <cassert>
#include <memory>
#include <ostream>
namespace Catch {
void prepareExpandedExpression(AssertionResult& result);
// Returns double formatted as %.3f (format expected on output)
std::string getFormattedDuration( double duration );
std::string serializeFilters( std::vector<std::string> const& container );
template<typename DerivedT>
struct StreamingReporterBase : IStreamingReporter {
StreamingReporterBase( ReporterConfig const& _config )
: m_config( _config.fullConfig() ),
stream( _config.stream() )
{
m_reporterPrefs.shouldRedirectStdOut = false;
if( !DerivedT::getSupportedVerbosities().count( m_config->verbosity() ) )
CATCH_ERROR( "Verbosity level not supported by this reporter" );
}
ReporterPreferences getPreferences() const override {
return m_reporterPrefs;
}
static std::set<Verbosity> getSupportedVerbosities() {
return { Verbosity::Normal };
}
~StreamingReporterBase() override = default;
void noMatchingTestCases(std::string const&) override {}
void reportInvalidArguments(std::string const&) override {}
void testRunStarting(TestRunInfo const& _testRunInfo) override {
currentTestRunInfo = _testRunInfo;
}
void testGroupStarting(GroupInfo const& _groupInfo) override {
currentGroupInfo = _groupInfo;
}
void testCaseStarting(TestCaseInfo const& _testInfo) override {
currentTestCaseInfo = _testInfo;
}
void sectionStarting(SectionInfo const& _sectionInfo) override {
m_sectionStack.push_back(_sectionInfo);
}
void sectionEnded(SectionStats const& /* _sectionStats */) override {
m_sectionStack.pop_back();
}
void testCaseEnded(TestCaseStats const& /* _testCaseStats */) override {
currentTestCaseInfo.reset();
}
void testGroupEnded(TestGroupStats const& /* _testGroupStats */) override {
currentGroupInfo.reset();
}
void testRunEnded(TestRunStats const& /* _testRunStats */) override {
currentTestCaseInfo.reset();
currentGroupInfo.reset();
currentTestRunInfo.reset();
}
void skipTest(TestCaseInfo const&) override {
// Don't do anything with this by default.
// It can optionally be overridden in the derived class.
}
IConfigPtr m_config;
std::ostream& stream;
LazyStat<TestRunInfo> currentTestRunInfo;
LazyStat<GroupInfo> currentGroupInfo;
LazyStat<TestCaseInfo> currentTestCaseInfo;
std::vector<SectionInfo> m_sectionStack;
ReporterPreferences m_reporterPrefs;
};
template<typename DerivedT>
struct CumulativeReporterBase : IStreamingReporter {
template<typename T, typename ChildNodeT>
struct Node {
explicit Node( T const& _value ) : value( _value ) {}
virtual ~Node() {}
using ChildNodes = std::vector<std::shared_ptr<ChildNodeT>>;
T value;
ChildNodes children;
};
struct SectionNode {
explicit SectionNode(SectionStats const& _stats) : stats(_stats) {}
virtual ~SectionNode() = default;
bool operator == (SectionNode const& other) const {
return stats.sectionInfo.lineInfo == other.stats.sectionInfo.lineInfo;
}
bool operator == (std::shared_ptr<SectionNode> const& other) const {
return operator==(*other);
}
SectionStats stats;
using ChildSections = std::vector<std::shared_ptr<SectionNode>>;
using Assertions = std::vector<AssertionStats>;
ChildSections childSections;
Assertions assertions;
std::string stdOut;
std::string stdErr;
};
struct BySectionInfo {
BySectionInfo( SectionInfo const& other ) : m_other( other ) {}
BySectionInfo( BySectionInfo const& other ) : m_other( other.m_other ) {}
bool operator() (std::shared_ptr<SectionNode> const& node) const {
return ((node->stats.sectionInfo.name == m_other.name) &&
(node->stats.sectionInfo.lineInfo == m_other.lineInfo));
}
void operator=(BySectionInfo const&) = delete;
private:
SectionInfo const& m_other;
};
using TestCaseNode = Node<TestCaseStats, SectionNode>;
using TestGroupNode = Node<TestGroupStats, TestCaseNode>;
using TestRunNode = Node<TestRunStats, TestGroupNode>;
CumulativeReporterBase( ReporterConfig const& _config )
: m_config( _config.fullConfig() ),
stream( _config.stream() )
{
m_reporterPrefs.shouldRedirectStdOut = false;
if( !DerivedT::getSupportedVerbosities().count( m_config->verbosity() ) )
CATCH_ERROR( "Verbosity level not supported by this reporter" );
}
~CumulativeReporterBase() override = default;
ReporterPreferences getPreferences() const override {
return m_reporterPrefs;
}
static std::set<Verbosity> getSupportedVerbosities() {
return { Verbosity::Normal };
}
void testRunStarting( TestRunInfo const& ) override {}
void testGroupStarting( GroupInfo const& ) override {}
void testCaseStarting( TestCaseInfo const& ) override {}
void sectionStarting( SectionInfo const& sectionInfo ) override {
SectionStats incompleteStats( sectionInfo, Counts(), 0, false );
std::shared_ptr<SectionNode> node;
if( m_sectionStack.empty() ) {
if( !m_rootSection )
m_rootSection = std::make_shared<SectionNode>( incompleteStats );
node = m_rootSection;
}
else {
SectionNode& parentNode = *m_sectionStack.back();
auto it =
std::find_if( parentNode.childSections.begin(),
parentNode.childSections.end(),
BySectionInfo( sectionInfo ) );
if( it == parentNode.childSections.end() ) {
node = std::make_shared<SectionNode>( incompleteStats );
parentNode.childSections.push_back( node );
}
else
node = *it;
}
m_sectionStack.push_back( node );
m_deepestSection = std::move(node);
}
void assertionStarting(AssertionInfo const&) override {}
bool assertionEnded(AssertionStats const& assertionStats) override {
assert(!m_sectionStack.empty());
// AssertionResult holds a pointer to a temporary DecomposedExpression,
// which getExpandedExpression() calls to build the expression string.
// Our section stack copy of the assertionResult will likely outlive the
// temporary, so it must be expanded or discarded now to avoid calling
// a destroyed object later.
prepareExpandedExpression(const_cast<AssertionResult&>( assertionStats.assertionResult ) );
SectionNode& sectionNode = *m_sectionStack.back();
sectionNode.assertions.push_back(assertionStats);
return true;
}
void sectionEnded(SectionStats const& sectionStats) override {
assert(!m_sectionStack.empty());
SectionNode& node = *m_sectionStack.back();
node.stats = sectionStats;
m_sectionStack.pop_back();
}
void testCaseEnded(TestCaseStats const& testCaseStats) override {
auto node = std::make_shared<TestCaseNode>(testCaseStats);
assert(m_sectionStack.size() == 0);
node->children.push_back(m_rootSection);
m_testCases.push_back(node);
m_rootSection.reset();
assert(m_deepestSection);
m_deepestSection->stdOut = testCaseStats.stdOut;
m_deepestSection->stdErr = testCaseStats.stdErr;
}
void testGroupEnded(TestGroupStats const& testGroupStats) override {
auto node = std::make_shared<TestGroupNode>(testGroupStats);
node->children.swap(m_testCases);
m_testGroups.push_back(node);
}
void testRunEnded(TestRunStats const& testRunStats) override {
auto node = std::make_shared<TestRunNode>(testRunStats);
node->children.swap(m_testGroups);
m_testRuns.push_back(node);
testRunEndedCumulative();
}
virtual void testRunEndedCumulative() = 0;
void skipTest(TestCaseInfo const&) override {}
IConfigPtr m_config;
std::ostream& stream;
std::vector<AssertionStats> m_assertions;
std::vector<std::vector<std::shared_ptr<SectionNode>>> m_sections;
std::vector<std::shared_ptr<TestCaseNode>> m_testCases;
std::vector<std::shared_ptr<TestGroupNode>> m_testGroups;
std::vector<std::shared_ptr<TestRunNode>> m_testRuns;
std::shared_ptr<SectionNode> m_rootSection;
std::shared_ptr<SectionNode> m_deepestSection;
std::vector<std::shared_ptr<SectionNode>> m_sectionStack;
ReporterPreferences m_reporterPrefs;
};
template<char C>
char const* getLineOfChars() {
static char line[CATCH_CONFIG_CONSOLE_WIDTH] = {0};
if( !*line ) {
std::memset( line, C, CATCH_CONFIG_CONSOLE_WIDTH-1 );
line[CATCH_CONFIG_CONSOLE_WIDTH-1] = 0;
}
return line;
}
struct TestEventListenerBase : StreamingReporterBase<TestEventListenerBase> {
TestEventListenerBase( ReporterConfig const& _config );
static std::set<Verbosity> getSupportedVerbosities();
void assertionStarting(AssertionInfo const&) override;
bool assertionEnded(AssertionStats const&) override;
};
} // end namespace Catch
// end catch_reporter_bases.hpp
// start catch_console_colour.h
namespace Catch {
struct Colour {
enum Code {
None = 0,
White,
Red,
Green,
Blue,
Cyan,
Yellow,
Grey,
Bright = 0x10,
BrightRed = Bright | Red,
BrightGreen = Bright | Green,
LightGrey = Bright | Grey,
BrightWhite = Bright | White,
BrightYellow = Bright | Yellow,
// By intention
FileName = LightGrey,
Warning = BrightYellow,
ResultError = BrightRed,
ResultSuccess = BrightGreen,
ResultExpectedFailure = Warning,
Error = BrightRed,
Success = Green,
OriginalExpression = Cyan,
ReconstructedExpression = BrightYellow,
SecondaryText = LightGrey,
Headers = White
};
// Use constructed object for RAII guard
Colour( Code _colourCode );
Colour( Colour&& other ) noexcept;
Colour& operator=( Colour&& other ) noexcept;
~Colour();
// Use static method for one-shot changes
static void use( Code _colourCode );
private:
bool m_moved = false;
};
std::ostream& operator << ( std::ostream& os, Colour const& );
} // end namespace Catch
// end catch_console_colour.h
// start catch_reporter_registrars.hpp
namespace Catch {
template<typename T>
class ReporterRegistrar {
class ReporterFactory : public IReporterFactory {
IStreamingReporterPtr create( ReporterConfig const& config ) const override {
return std::unique_ptr<T>( new T( config ) );
}
std::string getDescription() const override {
return T::getDescription();
}
};
public:
explicit ReporterRegistrar( std::string const& name ) {
getMutableRegistryHub().registerReporter( name, std::make_shared<ReporterFactory>() );
}
};
template<typename T>
class ListenerRegistrar {
class ListenerFactory : public IReporterFactory {
IStreamingReporterPtr create( ReporterConfig const& config ) const override {
return std::unique_ptr<T>( new T( config ) );
}
std::string getDescription() const override {
return std::string();
}
};
public:
ListenerRegistrar() {
getMutableRegistryHub().registerListener( std::make_shared<ListenerFactory>() );
}
};
}
#if !defined(CATCH_CONFIG_DISABLE)
#define CATCH_REGISTER_REPORTER( name, reporterType ) \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
namespace{ Catch::ReporterRegistrar<reporterType> catch_internal_RegistrarFor##reporterType( name ); } \
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION
#define CATCH_REGISTER_LISTENER( listenerType ) \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
namespace{ Catch::ListenerRegistrar<listenerType> catch_internal_RegistrarFor##listenerType; } \
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION
#else // CATCH_CONFIG_DISABLE
#define CATCH_REGISTER_REPORTER(name, reporterType)
#define CATCH_REGISTER_LISTENER(listenerType)
#endif // CATCH_CONFIG_DISABLE
// end catch_reporter_registrars.hpp
// Allow users to base their work off existing reporters
// start catch_reporter_compact.h
namespace Catch {
struct CompactReporter : StreamingReporterBase<CompactReporter> {
using StreamingReporterBase::StreamingReporterBase;
~CompactReporter() override;
static std::string getDescription();
ReporterPreferences getPreferences() const override;
void noMatchingTestCases(std::string const& spec) override;
void assertionStarting(AssertionInfo const&) override;
bool assertionEnded(AssertionStats const& _assertionStats) override;
void sectionEnded(SectionStats const& _sectionStats) override;
void testRunEnded(TestRunStats const& _testRunStats) override;
};
} // end namespace Catch
// end catch_reporter_compact.h
// start catch_reporter_console.h
#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable:4061) // Not all labels are EXPLICITLY handled in switch
// Note that 4062 (not all labels are handled
// and default is missing) is enabled
#endif
namespace Catch {
// Fwd decls
struct SummaryColumn;
class TablePrinter;
struct ConsoleReporter : StreamingReporterBase<ConsoleReporter> {
std::unique_ptr<TablePrinter> m_tablePrinter;
ConsoleReporter(ReporterConfig const& config);
~ConsoleReporter() override;
static std::string getDescription();
void noMatchingTestCases(std::string const& spec) override;
void reportInvalidArguments(std::string const&arg) override;
void assertionStarting(AssertionInfo const&) override;
bool assertionEnded(AssertionStats const& _assertionStats) override;
void sectionStarting(SectionInfo const& _sectionInfo) override;
void sectionEnded(SectionStats const& _sectionStats) override;
#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
void benchmarkPreparing(std::string const& name) override;
void benchmarkStarting(BenchmarkInfo const& info) override;
void benchmarkEnded(BenchmarkStats<> const& stats) override;
void benchmarkFailed(std::string const& error) override;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING
void testCaseEnded(TestCaseStats const& _testCaseStats) override;
void testGroupEnded(TestGroupStats const& _testGroupStats) override;
void testRunEnded(TestRunStats const& _testRunStats) override;
void testRunStarting(TestRunInfo const& _testRunInfo) override;
private:
void lazyPrint();
void lazyPrintWithoutClosingBenchmarkTable();
void lazyPrintRunInfo();
void lazyPrintGroupInfo();
void printTestCaseAndSectionHeader();
void printClosedHeader(std::string const& _name);
void printOpenHeader(std::string const& _name);
// if string has a : in first line will set indent to follow it on
// subsequent lines
void printHeaderString(std::string const& _string, std::size_t indent = 0);
void printTotals(Totals const& totals);
void printSummaryRow(std::string const& label, std::vector<SummaryColumn> const& cols, std::size_t row);
void printTotalsDivider(Totals const& totals);
void printSummaryDivider();
void printTestFilters();
private:
bool m_headerPrinted = false;
};
} // end namespace Catch
#if defined(_MSC_VER)
#pragma warning(pop)
#endif
// end catch_reporter_console.h
// start catch_reporter_junit.h
// start catch_xmlwriter.h
#include <vector>
namespace Catch {
enum class XmlFormatting {
None = 0x00,
Indent = 0x01,
Newline = 0x02,
};
XmlFormatting operator | (XmlFormatting lhs, XmlFormatting rhs);
XmlFormatting operator & (XmlFormatting lhs, XmlFormatting rhs);
class XmlEncode {
public:
enum ForWhat { ForTextNodes, ForAttributes };
XmlEncode( std::string const& str, ForWhat forWhat = ForTextNodes );
void encodeTo( std::ostream& os ) const;
friend std::ostream& operator << ( std::ostream& os, XmlEncode const& xmlEncode );
private:
std::string m_str;
ForWhat m_forWhat;
};
class XmlWriter {
public:
class ScopedElement {
public:
ScopedElement( XmlWriter* writer, XmlFormatting fmt );
ScopedElement( ScopedElement&& other ) noexcept;
ScopedElement& operator=( ScopedElement&& other ) noexcept;
~ScopedElement();
ScopedElement& writeText( std::string const& text, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent );
template<typename T>
ScopedElement& writeAttribute( std::string const& name, T const& attribute ) {
m_writer->writeAttribute( name, attribute );
return *this;
}
private:
mutable XmlWriter* m_writer = nullptr;
XmlFormatting m_fmt;
};
XmlWriter( std::ostream& os = Catch::cout() );
~XmlWriter();
XmlWriter( XmlWriter const& ) = delete;
XmlWriter& operator=( XmlWriter const& ) = delete;
XmlWriter& startElement( std::string const& name, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);
ScopedElement scopedElement( std::string const& name, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);
XmlWriter& endElement(XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);
XmlWriter& writeAttribute( std::string const& name, std::string const& attribute );
XmlWriter& writeAttribute( std::string const& name, bool attribute );
template<typename T>
XmlWriter& writeAttribute( std::string const& name, T const& attribute ) {
ReusableStringStream rss;
rss << attribute;
return writeAttribute( name, rss.str() );
}
XmlWriter& writeText( std::string const& text, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);
XmlWriter& writeComment(std::string const& text, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);
void writeStylesheetRef( std::string const& url );
XmlWriter& writeBlankLine();
void ensureTagClosed();
private:
void applyFormatting(XmlFormatting fmt);
void writeDeclaration();
void newlineIfNecessary();
bool m_tagIsOpen = false;
bool m_needsNewline = false;
std::vector<std::string> m_tags;
std::string m_indent;
std::ostream& m_os;
};
}
// end catch_xmlwriter.h
namespace Catch {
class JunitReporter : public CumulativeReporterBase<JunitReporter> {
public:
JunitReporter(ReporterConfig const& _config);
~JunitReporter() override;
static std::string getDescription();
void noMatchingTestCases(std::string const& /*spec*/) override;
void testRunStarting(TestRunInfo const& runInfo) override;
void testGroupStarting(GroupInfo const& groupInfo) override;
void testCaseStarting(TestCaseInfo const& testCaseInfo) override;
bool assertionEnded(AssertionStats const& assertionStats) override;
void testCaseEnded(TestCaseStats const& testCaseStats) override;
void testGroupEnded(TestGroupStats const& testGroupStats) override;
void testRunEndedCumulative() override;
void writeGroup(TestGroupNode const& groupNode, double suiteTime);
void writeTestCase(TestCaseNode const& testCaseNode);
void writeSection(std::string const& className,
std::string const& rootName,
SectionNode const& sectionNode);
void writeAssertions(SectionNode const& sectionNode);
void writeAssertion(AssertionStats const& stats);
XmlWriter xml;
Timer suiteTimer;
std::string stdOutForSuite;
std::string stdErrForSuite;
unsigned int unexpectedExceptions = 0;
bool m_okToFail = false;
};
} // end namespace Catch
// end catch_reporter_junit.h
// start catch_reporter_xml.h
namespace Catch {
class XmlReporter : public StreamingReporterBase<XmlReporter> {
public:
XmlReporter(ReporterConfig const& _config);
~XmlReporter() override;
static std::string getDescription();
virtual std::string getStylesheetRef() const;
void writeSourceInfo(SourceLineInfo const& sourceInfo);
public: // StreamingReporterBase
void noMatchingTestCases(std::string const& s) override;
void testRunStarting(TestRunInfo const& testInfo) override;
void testGroupStarting(GroupInfo const& groupInfo) override;
void testCaseStarting(TestCaseInfo const& testInfo) override;
void sectionStarting(SectionInfo const& sectionInfo) override;
void assertionStarting(AssertionInfo const&) override;
bool assertionEnded(AssertionStats const& assertionStats) override;
void sectionEnded(SectionStats const& sectionStats) override;
void testCaseEnded(TestCaseStats const& testCaseStats) override;
void testGroupEnded(TestGroupStats const& testGroupStats) override;
void testRunEnded(TestRunStats const& testRunStats) override;
#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
void benchmarkPreparing(std::string const& name) override;
void benchmarkStarting(BenchmarkInfo const&) override;
void benchmarkEnded(BenchmarkStats<> const&) override;
void benchmarkFailed(std::string const&) override;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING
private:
Timer m_testCaseTimer;
XmlWriter m_xml;
int m_sectionDepth = 0;
};
} // end namespace Catch
// end catch_reporter_xml.h
// end catch_external_interfaces.h
#endif
#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
// start catch_benchmarking_all.hpp
// A proxy header that includes all of the benchmarking headers to allow
// concise include of the benchmarking features. You should prefer the
// individual includes in standard use.
// start catch_benchmark.hpp
// Benchmark
// start catch_chronometer.hpp
// User-facing chronometer
// start catch_clock.hpp
// Clocks
#include <chrono>
#include <ratio>
namespace Catch {
namespace Benchmark {
template <typename Clock>
using ClockDuration = typename Clock::duration;
template <typename Clock>
using FloatDuration = std::chrono::duration<double, typename Clock::period>;
template <typename Clock>
using TimePoint = typename Clock::time_point;
using default_clock = std::chrono::steady_clock;
template <typename Clock>
struct now {
TimePoint<Clock> operator()() const {
return Clock::now();
}
};
using fp_seconds = std::chrono::duration<double, std::ratio<1>>;
} // namespace Benchmark
} // namespace Catch
// end catch_clock.hpp
// start catch_optimizer.hpp
// Hinting the optimizer
#if defined(_MSC_VER)
# include <atomic> // atomic_thread_fence
#endif
namespace Catch {
namespace Benchmark {
#if defined(__GNUC__) || defined(__clang__)
template <typename T>
inline void keep_memory(T* p) {
asm volatile("" : : "g"(p) : "memory");
}
inline void keep_memory() {
asm volatile("" : : : "memory");
}
namespace Detail {
inline void optimizer_barrier() { keep_memory(); }
} // namespace Detail
#elif defined(_MSC_VER)
#pragma optimize("", off)
template <typename T>
inline void keep_memory(T* p) {
// thanks @milleniumbug
*reinterpret_cast<char volatile*>(p) = *reinterpret_cast<char const volatile*>(p);
}
// TODO equivalent keep_memory()
#pragma optimize("", on)
namespace Detail {
inline void optimizer_barrier() {
std::atomic_thread_fence(std::memory_order_seq_cst);
}
} // namespace Detail
#endif
template <typename T>
inline void deoptimize_value(T&& x) {
keep_memory(&x);
}
template <typename Fn, typename... Args>
inline auto invoke_deoptimized(Fn&& fn, Args&&... args) -> typename std::enable_if<!std::is_same<void, decltype(fn(args...))>::value>::type {
deoptimize_value(std::forward<Fn>(fn) (std::forward<Args...>(args...)));
}
template <typename Fn, typename... Args>
inline auto invoke_deoptimized(Fn&& fn, Args&&... args) -> typename std::enable_if<std::is_same<void, decltype(fn(args...))>::value>::type {
std::forward<Fn>(fn) (std::forward<Args...>(args...));
}
} // namespace Benchmark
} // namespace Catch
// end catch_optimizer.hpp
// start catch_complete_invoke.hpp
// Invoke with a special case for void
#include <type_traits>
#include <utility>
namespace Catch {
namespace Benchmark {
namespace Detail {
template <typename T>
struct CompleteType { using type = T; };
template <>
struct CompleteType<void> { struct type {}; };
template <typename T>
using CompleteType_t = typename CompleteType<T>::type;
template <typename Result>
struct CompleteInvoker {
template <typename Fun, typename... Args>
static Result invoke(Fun&& fun, Args&&... args) {
return std::forward<Fun>(fun)(std::forward<Args>(args)...);
}
};
template <>
struct CompleteInvoker<void> {
template <typename Fun, typename... Args>
static CompleteType_t<void> invoke(Fun&& fun, Args&&... args) {
std::forward<Fun>(fun)(std::forward<Args>(args)...);
return {};
}
};
template <typename Sig>
using ResultOf_t = typename std::result_of<Sig>::type;
// invoke and not return void :(
template <typename Fun, typename... Args>
CompleteType_t<ResultOf_t<Fun(Args...)>> complete_invoke(Fun&& fun, Args&&... args) {
return CompleteInvoker<ResultOf_t<Fun(Args...)>>::invoke(std::forward<Fun>(fun), std::forward<Args>(args)...);
}
const std::string benchmarkErrorMsg = "a benchmark failed to run successfully";
} // namespace Detail
template <typename Fun>
Detail::CompleteType_t<Detail::ResultOf_t<Fun()>> user_code(Fun&& fun) {
CATCH_TRY{
return Detail::complete_invoke(std::forward<Fun>(fun));
} CATCH_CATCH_ALL{
getResultCapture().benchmarkFailed(translateActiveException());
CATCH_RUNTIME_ERROR(Detail::benchmarkErrorMsg);
}
}
} // namespace Benchmark
} // namespace Catch
// end catch_complete_invoke.hpp
namespace Catch {
namespace Benchmark {
namespace Detail {
struct ChronometerConcept {
virtual void start() = 0;
virtual void finish() = 0;
virtual ~ChronometerConcept() = default;
};
template <typename Clock>
struct ChronometerModel final : public ChronometerConcept {
void start() override { started = Clock::now(); }
void finish() override { finished = Clock::now(); }
ClockDuration<Clock> elapsed() const { return finished - started; }
TimePoint<Clock> started;
TimePoint<Clock> finished;
};
} // namespace Detail
struct Chronometer {
public:
template <typename Fun>
void measure(Fun&& fun) { measure(std::forward<Fun>(fun), is_callable<Fun(int)>()); }
int runs() const { return k; }
Chronometer(Detail::ChronometerConcept& meter, int k)
: impl(&meter)
, k(k) {}
private:
template <typename Fun>
void measure(Fun&& fun, std::false_type) {
measure([&fun](int) { return fun(); }, std::true_type());
}
template <typename Fun>
void measure(Fun&& fun, std::true_type) {
Detail::optimizer_barrier();
impl->start();
for (int i = 0; i < k; ++i) invoke_deoptimized(fun, i);
impl->finish();
Detail::optimizer_barrier();
}
Detail::ChronometerConcept* impl;
int k;
};
} // namespace Benchmark
} // namespace Catch
// end catch_chronometer.hpp
// start catch_environment.hpp
// Environment information
namespace Catch {
namespace Benchmark {
template <typename Duration>
struct EnvironmentEstimate {
Duration mean;
OutlierClassification outliers;
template <typename Duration2>
operator EnvironmentEstimate<Duration2>() const {
return { mean, outliers };
}
};
template <typename Clock>
struct Environment {
using clock_type = Clock;
EnvironmentEstimate<FloatDuration<Clock>> clock_resolution;
EnvironmentEstimate<FloatDuration<Clock>> clock_cost;
};
} // namespace Benchmark
} // namespace Catch
// end catch_environment.hpp
// start catch_execution_plan.hpp
// Execution plan
// start catch_benchmark_function.hpp
// Dumb std::function implementation for consistent call overhead
#include <cassert>
#include <type_traits>
#include <utility>
#include <memory>
namespace Catch {
namespace Benchmark {
namespace Detail {
template <typename T>
using Decay = typename std::decay<T>::type;
template <typename T, typename U>
struct is_related
: std::is_same<Decay<T>, Decay<U>> {};
/// We need to reinvent std::function because every piece of code that might add overhead
/// in a measurement context needs to have consistent performance characteristics so that we
/// can account for it in the measurement.
/// Implementations of std::function with optimizations that aren't always applicable, like
/// small buffer optimizations, are not uncommon.
/// This is effectively an implementation of std::function without any such optimizations;
/// it may be slow, but it is consistently slow.
struct BenchmarkFunction {
private:
struct callable {
virtual void call(Chronometer meter) const = 0;
virtual callable* clone() const = 0;
virtual ~callable() = default;
};
template <typename Fun>
struct model : public callable {
model(Fun&& fun) : fun(std::move(fun)) {}
model(Fun const& fun) : fun(fun) {}
model<Fun>* clone() const override { return new model<Fun>(*this); }
void call(Chronometer meter) const override {
call(meter, is_callable<Fun(Chronometer)>());
}
void call(Chronometer meter, std::true_type) const {
fun(meter);
}
void call(Chronometer meter, std::false_type) const {
meter.measure(fun);
}
Fun fun;
};
struct do_nothing { void operator()() const {} };
template <typename T>
BenchmarkFunction(model<T>* c) : f(c) {}
public:
BenchmarkFunction()
: f(new model<do_nothing>{ {} }) {}
template <typename Fun,
typename std::enable_if<!is_related<Fun, BenchmarkFunction>::value, int>::type = 0>
BenchmarkFunction(Fun&& fun)
: f(new model<typename std::decay<Fun>::type>(std::forward<Fun>(fun))) {}
BenchmarkFunction(BenchmarkFunction&& that)
: f(std::move(that.f)) {}
BenchmarkFunction(BenchmarkFunction const& that)
: f(that.f->clone()) {}
BenchmarkFunction& operator=(BenchmarkFunction&& that) {
f = std::move(that.f);
return *this;
}
BenchmarkFunction& operator=(BenchmarkFunction const& that) {
f.reset(that.f->clone());
return *this;
}
void operator()(Chronometer meter) const { f->call(meter); }
private:
std::unique_ptr<callable> f;
};
} // namespace Detail
} // namespace Benchmark
} // namespace Catch
// end catch_benchmark_function.hpp
// start catch_repeat.hpp
// repeat algorithm
#include <type_traits>
#include <utility>
namespace Catch {
namespace Benchmark {
namespace Detail {
template <typename Fun>
struct repeater {
void operator()(int k) const {
for (int i = 0; i < k; ++i) {
fun();
}
}
Fun fun;
};
template <typename Fun>
repeater<typename std::decay<Fun>::type> repeat(Fun&& fun) {
return { std::forward<Fun>(fun) };
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch
// end catch_repeat.hpp
// start catch_run_for_at_least.hpp
// Run a function for a minimum amount of time
// start catch_measure.hpp
// Measure
// start catch_timing.hpp
// Timing
#include <tuple>
#include <type_traits>
namespace Catch {
namespace Benchmark {
template <typename Duration, typename Result>
struct Timing {
Duration elapsed;
Result result;
int iterations;
};
template <typename Clock, typename Sig>
using TimingOf = Timing<ClockDuration<Clock>, Detail::CompleteType_t<Detail::ResultOf_t<Sig>>>;
} // namespace Benchmark
} // namespace Catch
// end catch_timing.hpp
#include <utility>
namespace Catch {
namespace Benchmark {
namespace Detail {
template <typename Clock, typename Fun, typename... Args>
TimingOf<Clock, Fun(Args...)> measure(Fun&& fun, Args&&... args) {
auto start = Clock::now();
auto&& r = Detail::complete_invoke(fun, std::forward<Args>(args)...);
auto end = Clock::now();
auto delta = end - start;
return { delta, std::forward<decltype(r)>(r), 1 };
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch
// end catch_measure.hpp
#include <utility>
#include <type_traits>
namespace Catch {
namespace Benchmark {
namespace Detail {
template <typename Clock, typename Fun>
TimingOf<Clock, Fun(int)> measure_one(Fun&& fun, int iters, std::false_type) {
return Detail::measure<Clock>(fun, iters);
}
template <typename Clock, typename Fun>
TimingOf<Clock, Fun(Chronometer)> measure_one(Fun&& fun, int iters, std::true_type) {
Detail::ChronometerModel<Clock> meter;
auto&& result = Detail::complete_invoke(fun, Chronometer(meter, iters));
return { meter.elapsed(), std::move(result), iters };
}
template <typename Clock, typename Fun>
using run_for_at_least_argument_t = typename std::conditional<is_callable<Fun(Chronometer)>::value, Chronometer, int>::type;
struct optimized_away_error : std::exception {
const char* what() const noexcept override {
return "could not measure benchmark, maybe it was optimized away";
}
};
template <typename Clock, typename Fun>
TimingOf<Clock, Fun(run_for_at_least_argument_t<Clock, Fun>)> run_for_at_least(ClockDuration<Clock> how_long, int seed, Fun&& fun) {
auto iters = seed;
while (iters < (1 << 30)) {
auto&& Timing = measure_one<Clock>(fun, iters, is_callable<Fun(Chronometer)>());
if (Timing.elapsed >= how_long) {
return { Timing.elapsed, std::move(Timing.result), iters };
}
iters *= 2;
}
throw optimized_away_error{};
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch
// end catch_run_for_at_least.hpp
#include <algorithm>
namespace Catch {
namespace Benchmark {
template <typename Duration>
struct ExecutionPlan {
int iterations_per_sample;
Duration estimated_duration;
Detail::BenchmarkFunction benchmark;
Duration warmup_time;
int warmup_iterations;
template <typename Duration2>
operator ExecutionPlan<Duration2>() const {
return { iterations_per_sample, estimated_duration, benchmark, warmup_time, warmup_iterations };
}
template <typename Clock>
std::vector<FloatDuration<Clock>> run(const IConfig &cfg, Environment<FloatDuration<Clock>> env) const {
// warmup a bit
Detail::run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(warmup_time), warmup_iterations, Detail::repeat(now<Clock>{}));
std::vector<FloatDuration<Clock>> times;
times.reserve(cfg.benchmarkSamples());
std::generate_n(std::back_inserter(times), cfg.benchmarkSamples(), [this, env] {
Detail::ChronometerModel<Clock> model;
this->benchmark(Chronometer(model, iterations_per_sample));
auto sample_time = model.elapsed() - env.clock_cost.mean;
if (sample_time < FloatDuration<Clock>::zero()) sample_time = FloatDuration<Clock>::zero();
return sample_time / iterations_per_sample;
});
return times;
}
};
} // namespace Benchmark
} // namespace Catch
// end catch_execution_plan.hpp
// start catch_estimate_clock.hpp
// Environment measurement
// start catch_stats.hpp
// Statistical analysis tools
#include <algorithm>
#include <functional>
#include <vector>
#include <iterator>
#include <numeric>
#include <tuple>
#include <cmath>
#include <utility>
#include <cstddef>
#include <random>
namespace Catch {
namespace Benchmark {
namespace Detail {
using sample = std::vector<double>;
double weighted_average_quantile(int k, int q, std::vector<double>::iterator first, std::vector<double>::iterator last);
template <typename Iterator>
OutlierClassification classify_outliers(Iterator first, Iterator last) {
std::vector<double> copy(first, last);
auto q1 = weighted_average_quantile(1, 4, copy.begin(), copy.end());
auto q3 = weighted_average_quantile(3, 4, copy.begin(), copy.end());
auto iqr = q3 - q1;
auto los = q1 - (iqr * 3.);
auto lom = q1 - (iqr * 1.5);
auto him = q3 + (iqr * 1.5);
auto his = q3 + (iqr * 3.);
OutlierClassification o;
for (; first != last; ++first) {
auto&& t = *first;
if (t < los) ++o.low_severe;
else if (t < lom) ++o.low_mild;
else if (t > his) ++o.high_severe;
else if (t > him) ++o.high_mild;
++o.samples_seen;
}
return o;
}
template <typename Iterator>
double mean(Iterator first, Iterator last) {
auto count = last - first;
double sum = std::accumulate(first, last, 0.);
return sum / count;
}
template <typename URng, typename Iterator, typename Estimator>
sample resample(URng& rng, int resamples, Iterator first, Iterator last, Estimator& estimator) {
auto n = last - first;
std::uniform_int_distribution<decltype(n)> dist(0, n - 1);
sample out;
out.reserve(resamples);
std::generate_n(std::back_inserter(out), resamples, [n, first, &estimator, &dist, &rng] {
std::vector<double> resampled;
resampled.reserve(n);
std::generate_n(std::back_inserter(resampled), n, [first, &dist, &rng] { return first[dist(rng)]; });
return estimator(resampled.begin(), resampled.end());
});
std::sort(out.begin(), out.end());
return out;
}
template <typename Estimator, typename Iterator>
sample jackknife(Estimator&& estimator, Iterator first, Iterator last) {
auto n = last - first;
auto second = std::next(first);
sample results;
results.reserve(n);
for (auto it = first; it != last; ++it) {
std::iter_swap(it, first);
results.push_back(estimator(second, last));
}
return results;
}
inline double normal_cdf(double x) {
return std::erfc(-x / std::sqrt(2.0)) / 2.0;
}
double erfc_inv(double x);
double normal_quantile(double p);
template <typename Iterator, typename Estimator>
Estimate<double> bootstrap(double confidence_level, Iterator first, Iterator last, sample const& resample, Estimator&& estimator) {
auto n_samples = last - first;
double point = estimator(first, last);
// Degenerate case with a single sample
if (n_samples == 1) return { point, point, point, confidence_level };
sample jack = jackknife(estimator, first, last);
double jack_mean = mean(jack.begin(), jack.end());
double sum_squares, sum_cubes;
std::tie(sum_squares, sum_cubes) = std::accumulate(jack.begin(), jack.end(), std::make_pair(0., 0.), [jack_mean](std::pair<double, double> sqcb, double x) -> std::pair<double, double> {
auto d = jack_mean - x;
auto d2 = d * d;
auto d3 = d2 * d;
return { sqcb.first + d2, sqcb.second + d3 };
});
double accel = sum_cubes / (6 * std::pow(sum_squares, 1.5));
int n = static_cast<int>(resample.size());
double prob_n = std::count_if(resample.begin(), resample.end(), [point](double x) { return x < point; }) / (double)n;
// degenerate case with uniform samples
if (prob_n == 0) return { point, point, point, confidence_level };
double bias = normal_quantile(prob_n);
double z1 = normal_quantile((1. - confidence_level) / 2.);
auto cumn = [n](double x) -> int {
return std::lround(normal_cdf(x) * n); };
auto a = [bias, accel](double b) { return bias + b / (1. - accel * b); };
double b1 = bias + z1;
double b2 = bias - z1;
double a1 = a(b1);
double a2 = a(b2);
auto lo = std::max(cumn(a1), 0);
auto hi = std::min(cumn(a2), n - 1);
return { point, resample[lo], resample[hi], confidence_level };
}
double outlier_variance(Estimate<double> mean, Estimate<double> stddev, int n);
struct bootstrap_analysis {
Estimate<double> mean;
Estimate<double> standard_deviation;
double outlier_variance;
};
bootstrap_analysis analyse_samples(double confidence_level, int n_resamples, std::vector<double>::iterator first, std::vector<double>::iterator last);
} // namespace Detail
} // namespace Benchmark
} // namespace Catch
// end catch_stats.hpp
#include <algorithm>
#include <iterator>
#include <tuple>
#include <vector>
#include <cmath>
namespace Catch {
namespace Benchmark {
namespace Detail {
template <typename Clock>
std::vector<double> resolution(int k) {
std::vector<TimePoint<Clock>> times;
times.reserve(k + 1);
std::generate_n(std::back_inserter(times), k + 1, now<Clock>{});
std::vector<double> deltas;
deltas.reserve(k);
std::transform(std::next(times.begin()), times.end(), times.begin(),
std::back_inserter(deltas),
[](TimePoint<Clock> a, TimePoint<Clock> b) { return static_cast<double>((a - b).count()); });
return deltas;
}
const auto warmup_iterations = 10000;
const auto warmup_time = std::chrono::milliseconds(100);
const auto minimum_ticks = 1000;
const auto warmup_seed = 10000;
const auto clock_resolution_estimation_time = std::chrono::milliseconds(500);
const auto clock_cost_estimation_time_limit = std::chrono::seconds(1);
const auto clock_cost_estimation_tick_limit = 100000;
const auto clock_cost_estimation_time = std::chrono::milliseconds(10);
const auto clock_cost_estimation_iterations = 10000;
template <typename Clock>
int warmup() {
return run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(warmup_time), warmup_seed, &resolution<Clock>)
.iterations;
}
template <typename Clock>
EnvironmentEstimate<FloatDuration<Clock>> estimate_clock_resolution(int iterations) {
auto r = run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(clock_resolution_estimation_time), iterations, &resolution<Clock>)
.result;
return {
FloatDuration<Clock>(mean(r.begin(), r.end())),
classify_outliers(r.begin(), r.end()),
};
}
template <typename Clock>
EnvironmentEstimate<FloatDuration<Clock>> estimate_clock_cost(FloatDuration<Clock> resolution) {
auto time_limit = std::min(resolution * clock_cost_estimation_tick_limit, FloatDuration<Clock>(clock_cost_estimation_time_limit));
auto time_clock = [](int k) {
return Detail::measure<Clock>([k] {
for (int i = 0; i < k; ++i) {
volatile auto ignored = Clock::now();
(void)ignored;
}
}).elapsed;
};
time_clock(1);
int iters = clock_cost_estimation_iterations;
auto&& r = run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(clock_cost_estimation_time), iters, time_clock);
std::vector<double> times;
int nsamples = static_cast<int>(std::ceil(time_limit / r.elapsed));
times.reserve(nsamples);
std::generate_n(std::back_inserter(times), nsamples, [time_clock, &r] {
return static_cast<double>((time_clock(r.iterations) / r.iterations).count());
});
return {
FloatDuration<Clock>(mean(times.begin(), times.end())),
classify_outliers(times.begin(), times.end()),
};
}
template <typename Clock>
Environment<FloatDuration<Clock>> measure_environment() {
static Environment<FloatDuration<Clock>>* env = nullptr;
if (env) {
return *env;
}
auto iters = Detail::warmup<Clock>();
auto resolution = Detail::estimate_clock_resolution<Clock>(iters);
auto cost = Detail::estimate_clock_cost<Clock>(resolution.mean);
env = new Environment<FloatDuration<Clock>>{ resolution, cost };
return *env;
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch
// end catch_estimate_clock.hpp
// start catch_analyse.hpp
// Run and analyse one benchmark
// start catch_sample_analysis.hpp
// Benchmark results
#include <algorithm>
#include <vector>
#include <string>
#include <iterator>
namespace Catch {
namespace Benchmark {
template <typename Duration>
struct SampleAnalysis {
std::vector<Duration> samples;
Estimate<Duration> mean;
Estimate<Duration> standard_deviation;
OutlierClassification outliers;
double outlier_variance;
template <typename Duration2>
operator SampleAnalysis<Duration2>() const {
std::vector<Duration2> samples2;
samples2.reserve(samples.size());
std::transform(samples.begin(), samples.end(), std::back_inserter(samples2), [](Duration d) { return Duration2(d); });
return {
std::move(samples2),
mean,
standard_deviation,
outliers,
outlier_variance,
};
}
};
} // namespace Benchmark
} // namespace Catch
// end catch_sample_analysis.hpp
#include <algorithm>
#include <iterator>
#include <vector>
namespace Catch {
namespace Benchmark {
namespace Detail {
template <typename Duration, typename Iterator>
SampleAnalysis<Duration> analyse(const IConfig &cfg, Environment<Duration>, Iterator first, Iterator last) {
if (!cfg.benchmarkNoAnalysis()) {
std::vector<double> samples;
samples.reserve(last - first);
std::transform(first, last, std::back_inserter(samples), [](Duration d) { return d.count(); });
auto analysis = Catch::Benchmark::Detail::analyse_samples(cfg.benchmarkConfidenceInterval(), cfg.benchmarkResamples(), samples.begin(), samples.end());
auto outliers = Catch::Benchmark::Detail::classify_outliers(samples.begin(), samples.end());
auto wrap_estimate = [](Estimate<double> e) {
return Estimate<Duration> {
Duration(e.point),
Duration(e.lower_bound),
Duration(e.upper_bound),
e.confidence_interval,
};
};
std::vector<Duration> samples2;
samples2.reserve(samples.size());
std::transform(samples.begin(), samples.end(), std::back_inserter(samples2), [](double d) { return Duration(d); });
return {
std::move(samples2),
wrap_estimate(analysis.mean),
wrap_estimate(analysis.standard_deviation),
outliers,
analysis.outlier_variance,
};
} else {
std::vector<Duration> samples;
samples.reserve(last - first);
Duration mean = Duration(0);
int i = 0;
for (auto it = first; it < last; ++it, ++i) {
samples.push_back(Duration(*it));
mean += Duration(*it);
}
mean /= i;
return {
std::move(samples),
Estimate<Duration>{mean, mean, mean, 0.0},
Estimate<Duration>{Duration(0), Duration(0), Duration(0), 0.0},
OutlierClassification{},
0.0
};
}
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch
// end catch_analyse.hpp
#include <algorithm>
#include <functional>
#include <string>
#include <vector>
#include <cmath>
namespace Catch {
namespace Benchmark {
struct Benchmark {
Benchmark(std::string &&name)
: name(std::move(name)) {}
template <class FUN>
Benchmark(std::string &&name, FUN &&func)
: fun(std::move(func)), name(std::move(name)) {}
template <typename Clock>
ExecutionPlan<FloatDuration<Clock>> prepare(const IConfig &cfg, Environment<FloatDuration<Clock>> env) const {
auto min_time = env.clock_resolution.mean * Detail::minimum_ticks;
auto run_time = std::max(min_time, std::chrono::duration_cast<decltype(min_time)>(cfg.benchmarkWarmupTime()));
auto&& test = Detail::run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(run_time), 1, fun);
int new_iters = static_cast<int>(std::ceil(min_time * test.iterations / test.elapsed));
return { new_iters, test.elapsed / test.iterations * new_iters * cfg.benchmarkSamples(), fun, std::chrono::duration_cast<FloatDuration<Clock>>(cfg.benchmarkWarmupTime()), Detail::warmup_iterations };
}
template <typename Clock = default_clock>
void run() {
IConfigPtr cfg = getCurrentContext().getConfig();
auto env = Detail::measure_environment<Clock>();
getResultCapture().benchmarkPreparing(name);
CATCH_TRY{
auto plan = user_code([&] {
return prepare<Clock>(*cfg, env);
});
BenchmarkInfo info {
name,
plan.estimated_duration.count(),
plan.iterations_per_sample,
cfg->benchmarkSamples(),
cfg->benchmarkResamples(),
env.clock_resolution.mean.count(),
env.clock_cost.mean.count()
};
getResultCapture().benchmarkStarting(info);
auto samples = user_code([&] {
return plan.template run<Clock>(*cfg, env);
});
auto analysis = Detail::analyse(*cfg, env, samples.begin(), samples.end());
BenchmarkStats<FloatDuration<Clock>> stats{ info, analysis.samples, analysis.mean, analysis.standard_deviation, analysis.outliers, analysis.outlier_variance };
getResultCapture().benchmarkEnded(stats);
} CATCH_CATCH_ALL{
if (translateActiveException() != Detail::benchmarkErrorMsg) // benchmark errors have been reported, otherwise rethrow.
std::rethrow_exception(std::current_exception());
}
}
// sets lambda to be used in fun *and* executes benchmark!
template <typename Fun,
typename std::enable_if<!Detail::is_related<Fun, Benchmark>::value, int>::type = 0>
Benchmark & operator=(Fun func) {
fun = Detail::BenchmarkFunction(func);
run();
return *this;
}
explicit operator bool() {
return true;
}
private:
Detail::BenchmarkFunction fun;
std::string name;
};
}
} // namespace Catch
#define INTERNAL_CATCH_GET_1_ARG(arg1, arg2, ...) arg1
#define INTERNAL_CATCH_GET_2_ARG(arg1, arg2, ...) arg2
#define INTERNAL_CATCH_BENCHMARK(BenchmarkName, name, benchmarkIndex)\
if( Catch::Benchmark::Benchmark BenchmarkName{name} ) \
BenchmarkName = [&](int benchmarkIndex)
#define INTERNAL_CATCH_BENCHMARK_ADVANCED(BenchmarkName, name)\
if( Catch::Benchmark::Benchmark BenchmarkName{name} ) \
BenchmarkName = [&]
// end catch_benchmark.hpp
// start catch_constructor.hpp
// Constructor and destructor helpers
#include <type_traits>
namespace Catch {
namespace Benchmark {
namespace Detail {
template <typename T, bool Destruct>
struct ObjectStorage
{
using TStorage = typename std::aligned_storage<sizeof(T), std::alignment_of<T>::value>::type;
ObjectStorage() : data() {}
ObjectStorage(const ObjectStorage& other)
{
new(&data) T(other.stored_object());
}
ObjectStorage(ObjectStorage&& other)
{
new(&data) T(std::move(other.stored_object()));
}
~ObjectStorage() { destruct_on_exit<T>(); }
template <typename... Args>
void construct(Args&&... args)
{
new (&data) T(std::forward<Args>(args)...);
}
template <bool AllowManualDestruction = !Destruct>
typename std::enable_if<AllowManualDestruction>::type destruct()
{
stored_object().~T();
}
private:
// If this is a constructor benchmark, destruct the underlying object
template <typename U>
void destruct_on_exit(typename std::enable_if<Destruct, U>::type* = 0) { destruct<true>(); }
// Otherwise, don't
template <typename U>
void destruct_on_exit(typename std::enable_if<!Destruct, U>::type* = 0) { }
T& stored_object() {
return *static_cast<T*>(static_cast<void*>(&data));
}
T const& stored_object() const {
return *static_cast<T*>(static_cast<void*>(&data));
}
TStorage data;
};
}
template <typename T>
using storage_for = Detail::ObjectStorage<T, true>;
template <typename T>
using destructable_object = Detail::ObjectStorage<T, false>;
}
}
// end catch_constructor.hpp
// end catch_benchmarking_all.hpp
#endif
#endif // ! CATCH_CONFIG_IMPL_ONLY
#ifdef CATCH_IMPL
// start catch_impl.hpp
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wweak-vtables"
#endif
// Keep these here for external reporters
// start catch_test_case_tracker.h
#include <string>
#include <vector>
#include <memory>
namespace Catch {
namespace TestCaseTracking {
struct NameAndLocation {
std::string name;
SourceLineInfo location;
NameAndLocation( std::string const& _name, SourceLineInfo const& _location );
};
struct ITracker;
using ITrackerPtr = std::shared_ptr<ITracker>;
struct ITracker {
virtual ~ITracker();
// static queries
virtual NameAndLocation const& nameAndLocation() const = 0;
// dynamic queries
virtual bool isComplete() const = 0; // Successfully completed or failed
virtual bool isSuccessfullyCompleted() const = 0;
virtual bool isOpen() const = 0; // Started but not complete
virtual bool hasChildren() const = 0;
virtual ITracker& parent() = 0;
// actions
virtual void close() = 0; // Successfully complete
virtual void fail() = 0;
virtual void markAsNeedingAnotherRun() = 0;
virtual void addChild( ITrackerPtr const& child ) = 0;
virtual ITrackerPtr findChild( NameAndLocation const& nameAndLocation ) = 0;
virtual void openChild() = 0;
// Debug/ checking
virtual bool isSectionTracker() const = 0;
virtual bool isGeneratorTracker() const = 0;
};
class TrackerContext {
enum RunState {
NotStarted,
Executing,
CompletedCycle
};
ITrackerPtr m_rootTracker;
ITracker* m_currentTracker = nullptr;
RunState m_runState = NotStarted;
public:
ITracker& startRun();
void endRun();
void startCycle();
void completeCycle();
bool completedCycle() const;
ITracker& currentTracker();
void setCurrentTracker( ITracker* tracker );
};
class TrackerBase : public ITracker {
protected:
enum CycleState {
NotStarted,
Executing,
ExecutingChildren,
NeedsAnotherRun,
CompletedSuccessfully,
Failed
};
using Children = std::vector<ITrackerPtr>;
NameAndLocation m_nameAndLocation;
TrackerContext& m_ctx;
ITracker* m_parent;
Children m_children;
CycleState m_runState = NotStarted;
public:
TrackerBase( NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent );
NameAndLocation const& nameAndLocation() const override;
bool isComplete() const override;
bool isSuccessfullyCompleted() const override;
bool isOpen() const override;
bool hasChildren() const override;
void addChild( ITrackerPtr const& child ) override;
ITrackerPtr findChild( NameAndLocation const& nameAndLocation ) override;
ITracker& parent() override;
void openChild() override;
bool isSectionTracker() const override;
bool isGeneratorTracker() const override;
void open();
void close() override;
void fail() override;
void markAsNeedingAnotherRun() override;
private:
void moveToParent();
void moveToThis();
};
class SectionTracker : public TrackerBase {
std::vector<std::string> m_filters;
std::string m_trimmed_name;
public:
SectionTracker( NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent );
bool isSectionTracker() const override;
bool isComplete() const override;
static SectionTracker& acquire( TrackerContext& ctx, NameAndLocation const& nameAndLocation );
void tryOpen();
void addInitialFilters( std::vector<std::string> const& filters );
void addNextFilters( std::vector<std::string> const& filters );
};
} // namespace TestCaseTracking
using TestCaseTracking::ITracker;
using TestCaseTracking::TrackerContext;
using TestCaseTracking::SectionTracker;
} // namespace Catch
// end catch_test_case_tracker.h
// start catch_leak_detector.h
namespace Catch {
struct LeakDetector {
LeakDetector();
~LeakDetector();
};
}
// end catch_leak_detector.h
// Cpp files will be included in the single-header file here
// start catch_stats.cpp
// Statistical analysis tools
#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
#include <cassert>
#include <random>
#if defined(CATCH_CONFIG_USE_ASYNC)
#include <future>
#endif
namespace {
double erf_inv(double x) {
// Code accompanying the article "Approximating the erfinv function" in GPU Computing Gems, Volume 2
double w, p;
w = -log((1.0 - x) * (1.0 + x));
if (w < 6.250000) {
w = w - 3.125000;
p = -3.6444120640178196996e-21;
p = -1.685059138182016589e-19 + p * w;
p = 1.2858480715256400167e-18 + p * w;
p = 1.115787767802518096e-17 + p * w;
p = -1.333171662854620906e-16 + p * w;
p = 2.0972767875968561637e-17 + p * w;
p = 6.6376381343583238325e-15 + p * w;
p = -4.0545662729752068639e-14 + p * w;
p = -8.1519341976054721522e-14 + p * w;
p = 2.6335093153082322977e-12 + p * w;
p = -1.2975133253453532498e-11 + p * w;
p = -5.4154120542946279317e-11 + p * w;
p = 1.051212273321532285e-09 + p * w;
p = -4.1126339803469836976e-09 + p * w;
p = -2.9070369957882005086e-08 + p * w;
p = 4.2347877827932403518e-07 + p * w;
p = -1.3654692000834678645e-06 + p * w;
p = -1.3882523362786468719e-05 + p * w;
p = 0.0001867342080340571352 + p * w;
p = -0.00074070253416626697512 + p * w;
p = -0.0060336708714301490533 + p * w;
p = 0.24015818242558961693 + p * w;
p = 1.6536545626831027356 + p * w;
} else if (w < 16.000000) {
w = sqrt(w) - 3.250000;
p = 2.2137376921775787049e-09;
p = 9.0756561938885390979e-08 + p * w;
p = -2.7517406297064545428e-07 + p * w;
p = 1.8239629214389227755e-08 + p * w;
p = 1.5027403968909827627e-06 + p * w;
p = -4.013867526981545969e-06 + p * w;
p = 2.9234449089955446044e-06 + p * w;
p = 1.2475304481671778723e-05 + p * w;
p = -4.7318229009055733981e-05 + p * w;
p = 6.8284851459573175448e-05 + p * w;
p = 2.4031110387097893999e-05 + p * w;
p = -0.0003550375203628474796 + p * w;
p = 0.00095328937973738049703 + p * w;
p = -0.0016882755560235047313 + p * w;
p = 0.0024914420961078508066 + p * w;
p = -0.0037512085075692412107 + p * w;
p = 0.005370914553590063617 + p * w;
p = 1.0052589676941592334 + p * w;
p = 3.0838856104922207635 + p * w;
} else {
w = sqrt(w) - 5.000000;
p = -2.7109920616438573243e-11;
p = -2.5556418169965252055e-10 + p * w;
p = 1.5076572693500548083e-09 + p * w;
p = -3.7894654401267369937e-09 + p * w;
p = 7.6157012080783393804e-09 + p * w;
p = -1.4960026627149240478e-08 + p * w;
p = 2.9147953450901080826e-08 + p * w;
p = -6.7711997758452339498e-08 + p * w;
p = 2.2900482228026654717e-07 + p * w;
p = -9.9298272942317002539e-07 + p * w;
p = 4.5260625972231537039e-06 + p * w;
p = -1.9681778105531670567e-05 + p * w;
p = 7.5995277030017761139e-05 + p * w;
p = -0.00021503011930044477347 + p * w;
p = -0.00013871931833623122026 + p * w;
p = 1.0103004648645343977 + p * w;
p = 4.8499064014085844221 + p * w;
}
return p * x;
}
double standard_deviation(std::vector<double>::iterator first, std::vector<double>::iterator last) {
auto m = Catch::Benchmark::Detail::mean(first, last);
double variance = std::accumulate(first, last, 0., [m](double a, double b) {
double diff = b - m;
return a + diff * diff;
}) / (last - first);
return std::sqrt(variance);
}
}
namespace Catch {
namespace Benchmark {
namespace Detail {
double weighted_average_quantile(int k, int q, std::vector<double>::iterator first, std::vector<double>::iterator last) {
auto count = last - first;
double idx = (count - 1) * k / static_cast<double>(q);
int j = static_cast<int>(idx);
double g = idx - j;
std::nth_element(first, first + j, last);
auto xj = first[j];
if (g == 0) return xj;
auto xj1 = *std::min_element(first + (j + 1), last);
return xj + g * (xj1 - xj);
}
double erfc_inv(double x) {
return erf_inv(1.0 - x);
}
double normal_quantile(double p) {
static const double ROOT_TWO = std::sqrt(2.0);
double result = 0.0;
assert(p >= 0 && p <= 1);
if (p < 0 || p > 1) {
return result;
}
result = -erfc_inv(2.0 * p);
// result *= normal distribution standard deviation (1.0) * sqrt(2)
result *= /*sd * */ ROOT_TWO;
// result += normal disttribution mean (0)
return result;
}
double outlier_variance(Estimate<double> mean, Estimate<double> stddev, int n) {
double sb = stddev.point;
double mn = mean.point / n;
double mg_min = mn / 2.;
double sg = std::min(mg_min / 4., sb / std::sqrt(n));
double sg2 = sg * sg;
double sb2 = sb * sb;
auto c_max = [n, mn, sb2, sg2](double x) -> double {
double k = mn - x;
double d = k * k;
double nd = n * d;
double k0 = -n * nd;
double k1 = sb2 - n * sg2 + nd;
double det = k1 * k1 - 4 * sg2 * k0;
return (int)(-2. * k0 / (k1 + std::sqrt(det)));
};
auto var_out = [n, sb2, sg2](double c) {
double nc = n - c;
return (nc / n) * (sb2 - nc * sg2);
};
return std::min(var_out(1), var_out(std::min(c_max(0.), c_max(mg_min)))) / sb2;
}
bootstrap_analysis analyse_samples(double confidence_level, int n_resamples, std::vector<double>::iterator first, std::vector<double>::iterator last) {
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION
CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS
static std::random_device entropy;
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION
auto n = static_cast<int>(last - first); // seriously, one can't use integral types without hell in C++
auto mean = &Detail::mean<std::vector<double>::iterator>;
auto stddev = &standard_deviation;
#if defined(CATCH_CONFIG_USE_ASYNC)
auto Estimate = [=](double(*f)(std::vector<double>::iterator, std::vector<double>::iterator)) {
auto seed = entropy();
return std::async(std::launch::async, [=] {
std::mt19937 rng(seed);
auto resampled = resample(rng, n_resamples, first, last, f);
return bootstrap(confidence_level, first, last, resampled, f);
});
};
auto mean_future = Estimate(mean);
auto stddev_future = Estimate(stddev);
auto mean_estimate = mean_future.get();
auto stddev_estimate = stddev_future.get();
#else
auto Estimate = [=](double(*f)(std::vector<double>::iterator, std::vector<double>::iterator)) {
auto seed = entropy();
std::mt19937 rng(seed);
auto resampled = resample(rng, n_resamples, first, last, f);
return bootstrap(confidence_level, first, last, resampled, f);
};
auto mean_estimate = Estimate(mean);
auto stddev_estimate = Estimate(stddev);
#endif // CATCH_USE_ASYNC
double outlier_variance = Detail::outlier_variance(mean_estimate, stddev_estimate, n);
return { mean_estimate, stddev_estimate, outlier_variance };
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING
// end catch_stats.cpp
// start catch_approx.cpp
#include <cmath>
#include <limits>
namespace {
// Performs equivalent check of std::fabs(lhs - rhs) <= margin
// But without the subtraction to allow for INFINITY in comparison
bool marginComparison(double lhs, double rhs, double margin) {
return (lhs + margin >= rhs) && (rhs + margin >= lhs);
}
}
namespace Catch {
namespace Detail {
Approx::Approx ( double value )
: m_epsilon( std::numeric_limits<float>::epsilon()*100 ),
m_margin( 0.0 ),
m_scale( 0.0 ),
m_value( value )
{}
Approx Approx::custom() {
return Approx( 0 );
}
Approx Approx::operator-() const {
auto temp(*this);
temp.m_value = -temp.m_value;
return temp;
}
std::string Approx::toString() const {
ReusableStringStream rss;
rss << "Approx( " << ::Catch::Detail::stringify( m_value ) << " )";
return rss.str();
}
bool Approx::equalityComparisonImpl(const double other) const {
// First try with fixed margin, then compute margin based on epsilon, scale and Approx's value
// Thanks to Richard Harris for his help refining the scaled margin value
return marginComparison(m_value, other, m_margin)
|| marginComparison(m_value, other, m_epsilon * (m_scale + std::fabs(std::isinf(m_value)? 0 : m_value)));
}
void Approx::setMargin(double newMargin) {
CATCH_ENFORCE(newMargin >= 0,
"Invalid Approx::margin: " << newMargin << '.'
<< " Approx::Margin has to be non-negative.");
m_margin = newMargin;
}
void Approx::setEpsilon(double newEpsilon) {
CATCH_ENFORCE(newEpsilon >= 0 && newEpsilon <= 1.0,
"Invalid Approx::epsilon: " << newEpsilon << '.'
<< " Approx::epsilon has to be in [0, 1]");
m_epsilon = newEpsilon;
}
} // end namespace Detail
namespace literals {
Detail::Approx operator "" _a(long double val) {
return Detail::Approx(val);
}
Detail::Approx operator "" _a(unsigned long long val) {
return Detail::Approx(val);
}
} // end namespace literals
std::string StringMaker<Catch::Detail::Approx>::convert(Catch::Detail::Approx const& value) {
return value.toString();
}
} // end namespace Catch
// end catch_approx.cpp
// start catch_assertionhandler.cpp
// start catch_debugger.h
namespace Catch {
bool isDebuggerActive();
}
#ifdef CATCH_PLATFORM_MAC
#define CATCH_TRAP() __asm__("int $3\n" : : ) /* NOLINT */
#elif defined(CATCH_PLATFORM_IPHONE)
// use inline assembler
#if defined(__i386__) || defined(__x86_64__)
#define CATCH_TRAP() __asm__("int $3")
#elif defined(__aarch64__)
#define CATCH_TRAP() __asm__(".inst 0xd4200000")
#elif defined(__arm__) && !defined(__thumb__)
#define CATCH_TRAP() __asm__(".inst 0xe7f001f0")
#elif defined(__arm__) && defined(__thumb__)
#define CATCH_TRAP() __asm__(".inst 0xde01")
#endif
#elif defined(CATCH_PLATFORM_LINUX)
// If we can use inline assembler, do it because this allows us to break
// directly at the location of the failing check instead of breaking inside
// raise() called from it, i.e. one stack frame below.
#if defined(__GNUC__) && (defined(__i386) || defined(__x86_64))
#define CATCH_TRAP() asm volatile ("int $3") /* NOLINT */
#else // Fall back to the generic way.
#include <signal.h>
#define CATCH_TRAP() raise(SIGTRAP)
#endif
#elif defined(_MSC_VER)
#define CATCH_TRAP() __debugbreak()
#elif defined(__MINGW32__)
extern "C" __declspec(dllimport) void __stdcall DebugBreak();
#define CATCH_TRAP() DebugBreak()
#endif
#ifndef CATCH_BREAK_INTO_DEBUGGER
#ifdef CATCH_TRAP
#define CATCH_BREAK_INTO_DEBUGGER() []{ if( Catch::isDebuggerActive() ) { CATCH_TRAP(); } }()
#else
#define CATCH_BREAK_INTO_DEBUGGER() []{}()
#endif
#endif
// end catch_debugger.h
// start catch_run_context.h
// start catch_fatal_condition.h
// start catch_windows_h_proxy.h
#if defined(CATCH_PLATFORM_WINDOWS)
#if !defined(NOMINMAX) && !defined(CATCH_CONFIG_NO_NOMINMAX)
# define CATCH_DEFINED_NOMINMAX
# define NOMINMAX
#endif
#if !defined(WIN32_LEAN_AND_MEAN) && !defined(CATCH_CONFIG_NO_WIN32_LEAN_AND_MEAN)
# define CATCH_DEFINED_WIN32_LEAN_AND_MEAN
# define WIN32_LEAN_AND_MEAN
#endif
#ifdef __AFXDLL
#include <AfxWin.h>
#else
#include <windows.h>
#endif
#ifdef CATCH_DEFINED_NOMINMAX
# undef NOMINMAX
#endif
#ifdef CATCH_DEFINED_WIN32_LEAN_AND_MEAN
# undef WIN32_LEAN_AND_MEAN
#endif
#endif // defined(CATCH_PLATFORM_WINDOWS)
// end catch_windows_h_proxy.h
#if defined( CATCH_CONFIG_WINDOWS_SEH )
namespace Catch {
struct FatalConditionHandler {
static LONG CALLBACK handleVectoredException(PEXCEPTION_POINTERS ExceptionInfo);
FatalConditionHandler();
static void reset();
~FatalConditionHandler();
private:
static bool isSet;
static ULONG guaranteeSize;
static PVOID exceptionHandlerHandle;
};
} // namespace Catch
#elif defined ( CATCH_CONFIG_POSIX_SIGNALS )
#include <signal.h>
namespace Catch {
struct FatalConditionHandler {
static bool isSet;
static struct sigaction oldSigActions[];
static stack_t oldSigStack;
static char altStackMem[];
static void handleSignal( int sig );
FatalConditionHandler();
~FatalConditionHandler();
static void reset();
};
} // namespace Catch
#else
namespace Catch {
struct FatalConditionHandler {
void reset();
};
}
#endif
// end catch_fatal_condition.h
#include <string>
namespace Catch {
struct IMutableContext;
///////////////////////////////////////////////////////////////////////////
class RunContext : public IResultCapture, public IRunner {
public:
RunContext( RunContext const& ) = delete;
RunContext& operator =( RunContext const& ) = delete;
explicit RunContext( IConfigPtr const& _config, IStreamingReporterPtr&& reporter );
~RunContext() override;
void testGroupStarting( std::string const& testSpec, std::size_t groupIndex, std::size_t groupsCount );
void testGroupEnded( std::string const& testSpec, Totals const& totals, std::size_t groupIndex, std::size_t groupsCount );
Totals runTest(TestCase const& testCase);
IConfigPtr config() const;
IStreamingReporter& reporter() const;
public: // IResultCapture
// Assertion handlers
void handleExpr
( AssertionInfo const& info,
ITransientExpression const& expr,
AssertionReaction& reaction ) override;
void handleMessage
( AssertionInfo const& info,
ResultWas::OfType resultType,
StringRef const& message,
AssertionReaction& reaction ) override;
void handleUnexpectedExceptionNotThrown
( AssertionInfo const& info,
AssertionReaction& reaction ) override;
void handleUnexpectedInflightException
( AssertionInfo const& info,
std::string const& message,
AssertionReaction& reaction ) override;
void handleIncomplete
( AssertionInfo const& info ) override;
void handleNonExpr
( AssertionInfo const &info,
ResultWas::OfType resultType,
AssertionReaction &reaction ) override;
bool sectionStarted( SectionInfo const& sectionInfo, Counts& assertions ) override;
void sectionEnded( SectionEndInfo const& endInfo ) override;
void sectionEndedEarly( SectionEndInfo const& endInfo ) override;
auto acquireGeneratorTracker( SourceLineInfo const& lineInfo ) -> IGeneratorTracker& override;
#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
void benchmarkPreparing( std::string const& name ) override;
void benchmarkStarting( BenchmarkInfo const& info ) override;
void benchmarkEnded( BenchmarkStats<> const& stats ) override;
void benchmarkFailed( std::string const& error ) override;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING
void pushScopedMessage( MessageInfo const& message ) override;
void popScopedMessage( MessageInfo const& message ) override;
void emplaceUnscopedMessage( MessageBuilder const& builder ) override;
std::string getCurrentTestName() const override;
const AssertionResult* getLastResult() const override;
void exceptionEarlyReported() override;
void handleFatalErrorCondition( StringRef message ) override;
bool lastAssertionPassed() override;
void assertionPassed() override;
public:
// !TBD We need to do this another way!
bool aborting() const final;
private:
void runCurrentTest( std::string& redirectedCout, std::string& redirectedCerr );
void invokeActiveTestCase();
void resetAssertionInfo();
bool testForMissingAssertions( Counts& assertions );
void assertionEnded( AssertionResult const& result );
void reportExpr
( AssertionInfo const &info,
ResultWas::OfType resultType,
ITransientExpression const *expr,
bool negated );
void populateReaction( AssertionReaction& reaction );
private:
void handleUnfinishedSections();
TestRunInfo m_runInfo;
IMutableContext& m_context;
TestCase const* m_activeTestCase = nullptr;
ITracker* m_testCaseTracker = nullptr;
Option<AssertionResult> m_lastResult;
IConfigPtr m_config;
Totals m_totals;
IStreamingReporterPtr m_reporter;
std::vector<MessageInfo> m_messages;
std::vector<ScopedMessage> m_messageScopes; /* Keeps owners of so-called unscoped messages. */
AssertionInfo m_lastAssertionInfo;
std::vector<SectionEndInfo> m_unfinishedSections;
std::vector<ITracker*> m_activeSections;
TrackerContext m_trackerContext;
bool m_lastAssertionPassed = false;
bool m_shouldReportUnexpected = true;
bool m_includeSuccessfulResults;
};
void seedRng(IConfig const& config);
unsigned int rngSeed();
} // end namespace Catch
// end catch_run_context.h
namespace Catch {
namespace {
auto operator <<( std::ostream& os, ITransientExpression const& expr ) -> std::ostream& {
expr.streamReconstructedExpression( os );
return os;
}
}
LazyExpression::LazyExpression( bool isNegated )
: m_isNegated( isNegated )
{}
LazyExpression::LazyExpression( LazyExpression const& other ) : m_isNegated( other.m_isNegated ) {}
LazyExpression::operator bool() const {
return m_transientExpression != nullptr;
}
auto operator << ( std::ostream& os, LazyExpression const& lazyExpr ) -> std::ostream& {
if( lazyExpr.m_isNegated )
os << "!";
if( lazyExpr ) {
if( lazyExpr.m_isNegated && lazyExpr.m_transientExpression->isBinaryExpression() )
os << "(" << *lazyExpr.m_transientExpression << ")";
else
os << *lazyExpr.m_transientExpression;
}
else {
os << "{** error - unchecked empty expression requested **}";
}
return os;
}
AssertionHandler::AssertionHandler
( StringRef const& macroName,
SourceLineInfo const& lineInfo,
StringRef capturedExpression,
ResultDisposition::Flags resultDisposition )
: m_assertionInfo{ macroName, lineInfo, capturedExpression, resultDisposition },
m_resultCapture( getResultCapture() )
{}
void AssertionHandler::handleExpr( ITransientExpression const& expr ) {
m_resultCapture.handleExpr( m_assertionInfo, expr, m_reaction );
}
void AssertionHandler::handleMessage(ResultWas::OfType resultType, StringRef const& message) {
m_resultCapture.handleMessage( m_assertionInfo, resultType, message, m_reaction );
}
auto AssertionHandler::allowThrows() const -> bool {
return getCurrentContext().getConfig()->allowThrows();
}
void AssertionHandler::complete() {
setCompleted();
if( m_reaction.shouldDebugBreak ) {
// If you find your debugger stopping you here then go one level up on the
// call-stack for the code that caused it (typically a failed assertion)
// (To go back to the test and change execution, jump over the throw, next)
CATCH_BREAK_INTO_DEBUGGER();
}
if (m_reaction.shouldThrow) {
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
throw Catch::TestFailureException();
#else
CATCH_ERROR( "Test failure requires aborting test!" );
#endif
}
}
void AssertionHandler::setCompleted() {
m_completed = true;
}
void AssertionHandler::handleUnexpectedInflightException() {
m_resultCapture.handleUnexpectedInflightException( m_assertionInfo, Catch::translateActiveException(), m_reaction );
}
void AssertionHandler::handleExceptionThrownAsExpected() {
m_resultCapture.handleNonExpr(m_assertionInfo, ResultWas::Ok, m_reaction);
}
void AssertionHandler::handleExceptionNotThrownAsExpected() {
m_resultCapture.handleNonExpr(m_assertionInfo, ResultWas::Ok, m_reaction);
}
void AssertionHandler::handleUnexpectedExceptionNotThrown() {
m_resultCapture.handleUnexpectedExceptionNotThrown( m_assertionInfo, m_reaction );
}
void AssertionHandler::handleThrowingCallSkipped() {
m_resultCapture.handleNonExpr(m_assertionInfo, ResultWas::Ok, m_reaction);
}
// This is the overload that takes a string and infers the Equals matcher from it
// The more general overload, that takes any string matcher, is in catch_capture_matchers.cpp
void handleExceptionMatchExpr( AssertionHandler& handler, std::string const& str, StringRef const& matcherString ) {
handleExceptionMatchExpr( handler, Matchers::Equals( str ), matcherString );
}
} // namespace Catch
// end catch_assertionhandler.cpp
// start catch_assertionresult.cpp
namespace Catch {
AssertionResultData::AssertionResultData(ResultWas::OfType _resultType, LazyExpression const & _lazyExpression):
lazyExpression(_lazyExpression),
resultType(_resultType) {}
std::string AssertionResultData::reconstructExpression() const {
if( reconstructedExpression.empty() ) {
if( lazyExpression ) {
ReusableStringStream rss;
rss << lazyExpression;
reconstructedExpression = rss.str();
}
}
return reconstructedExpression;
}
AssertionResult::AssertionResult( AssertionInfo const& info, AssertionResultData const& data )
: m_info( info ),
m_resultData( data )
{}
// Result was a success
bool AssertionResult::succeeded() const {
return Catch::isOk( m_resultData.resultType );
}
// Result was a success, or failure is suppressed
bool AssertionResult::isOk() const {
return Catch::isOk( m_resultData.resultType ) || shouldSuppressFailure( m_info.resultDisposition );
}
ResultWas::OfType AssertionResult::getResultType() const {
return m_resultData.resultType;
}
bool AssertionResult::hasExpression() const {
return !m_info.capturedExpression.empty();
}
bool AssertionResult::hasMessage() const {
return !m_resultData.message.empty();
}
std::string AssertionResult::getExpression() const {
// Possibly overallocating by 3 characters should be basically free
std::string expr; expr.reserve(m_info.capturedExpression.size() + 3);
if (isFalseTest(m_info.resultDisposition)) {
expr += "!(";
}
expr += m_info.capturedExpression;
if (isFalseTest(m_info.resultDisposition)) {
expr += ')';
}
return expr;
}
std::string AssertionResult::getExpressionInMacro() const {
std::string expr;
if( m_info.macroName.empty() )
expr = static_cast<std::string>(m_info.capturedExpression);
else {
expr.reserve( m_info.macroName.size() + m_info.capturedExpression.size() + 4 );
expr += m_info.macroName;
expr += "( ";
expr += m_info.capturedExpression;
expr += " )";
}
return expr;
}
bool AssertionResult::hasExpandedExpression() const {
return hasExpression() && getExpandedExpression() != getExpression();
}
std::string AssertionResult::getExpandedExpression() const {
std::string expr = m_resultData.reconstructExpression();
return expr.empty()
? getExpression()
: expr;
}
std::string AssertionResult::getMessage() const {
return m_resultData.message;
}
SourceLineInfo AssertionResult::getSourceInfo() const {
return m_info.lineInfo;
}
StringRef AssertionResult::getTestMacroName() const {
return m_info.macroName;
}
} // end namespace Catch
// end catch_assertionresult.cpp
// start catch_capture_matchers.cpp
namespace Catch {
using StringMatcher = Matchers::Impl::MatcherBase<std::string>;
// This is the general overload that takes a any string matcher
// There is another overload, in catch_assertionhandler.h/.cpp, that only takes a string and infers
// the Equals matcher (so the header does not mention matchers)
void handleExceptionMatchExpr( AssertionHandler& handler, StringMatcher const& matcher, StringRef const& matcherString ) {
std::string exceptionMessage = Catch::translateActiveException();
MatchExpr<std::string, StringMatcher const&> expr( exceptionMessage, matcher, matcherString );
handler.handleExpr( expr );
}
} // namespace Catch
// end catch_capture_matchers.cpp
// start catch_commandline.cpp
// start catch_commandline.h
// start catch_clara.h
// Use Catch's value for console width (store Clara's off to the side, if present)
#ifdef CLARA_CONFIG_CONSOLE_WIDTH
#define CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
#undef CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
#endif
#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH CATCH_CONFIG_CONSOLE_WIDTH-1
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wweak-vtables"
#pragma clang diagnostic ignored "-Wexit-time-destructors"
#pragma clang diagnostic ignored "-Wshadow"
#endif
// start clara.hpp
// Copyright 2017 Two Blue Cubes Ltd. All rights reserved.
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// See https://github.com/philsquared/Clara for more details
// Clara v1.1.5
#ifndef CATCH_CLARA_CONFIG_CONSOLE_WIDTH
#define CATCH_CLARA_CONFIG_CONSOLE_WIDTH 80
#endif
#ifndef CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH CATCH_CLARA_CONFIG_CONSOLE_WIDTH
#endif
#ifndef CLARA_CONFIG_OPTIONAL_TYPE
#ifdef __has_include
#if __has_include(<optional>) && __cplusplus >= 201703L
#include <optional>
#define CLARA_CONFIG_OPTIONAL_TYPE std::optional
#endif
#endif
#endif
// ----------- #included from clara_textflow.hpp -----------
// TextFlowCpp
//
// A single-header library for wrapping and laying out basic text, by Phil Nash
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// This project is hosted at https://github.com/philsquared/textflowcpp
#include <cassert>
#include <ostream>
#include <sstream>
#include <vector>
#ifndef CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH 80
#endif
namespace Catch {
namespace clara {
namespace TextFlow {
inline auto isWhitespace(char c) -> bool {
static std::string chars = " \t\n\r";
return chars.find(c) != std::string::npos;
}
inline auto isBreakableBefore(char c) -> bool {
static std::string chars = "[({<|";
return chars.find(c) != std::string::npos;
}
inline auto isBreakableAfter(char c) -> bool {
static std::string chars = "])}>.,:;*+-=&/\\";
return chars.find(c) != std::string::npos;
}
class Columns;
class Column {
std::vector<std::string> m_strings;
size_t m_width = CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH;
size_t m_indent = 0;
size_t m_initialIndent = std::string::npos;
public:
class iterator {
friend Column;
Column const& m_column;
size_t m_stringIndex = 0;
size_t m_pos = 0;
size_t m_len = 0;
size_t m_end = 0;
bool m_suffix = false;
iterator(Column const& column, size_t stringIndex)
: m_column(column),
m_stringIndex(stringIndex) {}
auto line() const -> std::string const& { return m_column.m_strings[m_stringIndex]; }
auto isBoundary(size_t at) const -> bool {
assert(at > 0);
assert(at <= line().size());
return at == line().size() ||
(isWhitespace(line()[at]) && !isWhitespace(line()[at - 1])) ||
isBreakableBefore(line()[at]) ||
isBreakableAfter(line()[at - 1]);
}
void calcLength() {
assert(m_stringIndex < m_column.m_strings.size());
m_suffix = false;
auto width = m_column.m_width - indent();
m_end = m_pos;
if (line()[m_pos] == '\n') {
++m_end;
}
while (m_end < line().size() && line()[m_end] != '\n')
++m_end;
if (m_end < m_pos + width) {
m_len = m_end - m_pos;
} else {
size_t len = width;
while (len > 0 && !isBoundary(m_pos + len))
--len;
while (len > 0 && isWhitespace(line()[m_pos + len - 1]))
--len;
if (len > 0) {
m_len = len;
} else {
m_suffix = true;
m_len = width - 1;
}
}
}
auto indent() const -> size_t {
auto initial = m_pos == 0 && m_stringIndex == 0 ? m_column.m_initialIndent : std::string::npos;
return initial == std::string::npos ? m_column.m_indent : initial;
}
auto addIndentAndSuffix(std::string const &plain) const -> std::string {
return std::string(indent(), ' ') + (m_suffix ? plain + "-" : plain);
}
public:
using difference_type = std::ptrdiff_t;
using value_type = std::string;
using pointer = value_type * ;
using reference = value_type & ;
using iterator_category = std::forward_iterator_tag;
explicit iterator(Column const& column) : m_column(column) {
assert(m_column.m_width > m_column.m_indent);
assert(m_column.m_initialIndent == std::string::npos || m_column.m_width > m_column.m_initialIndent);
calcLength();
if (m_len == 0)
m_stringIndex++; // Empty string
}
auto operator *() const -> std::string {
assert(m_stringIndex < m_column.m_strings.size());
assert(m_pos <= m_end);
return addIndentAndSuffix(line().substr(m_pos, m_len));
}
auto operator ++() -> iterator& {
m_pos += m_len;
if (m_pos < line().size() && line()[m_pos] == '\n')
m_pos += 1;
else
while (m_pos < line().size() && isWhitespace(line()[m_pos]))
++m_pos;
if (m_pos == line().size()) {
m_pos = 0;
++m_stringIndex;
}
if (m_stringIndex < m_column.m_strings.size())
calcLength();
return *this;
}
auto operator ++(int) -> iterator {
iterator prev(*this);
operator++();
return prev;
}
auto operator ==(iterator const& other) const -> bool {
return
m_pos == other.m_pos &&
m_stringIndex == other.m_stringIndex &&
&m_column == &other.m_column;
}
auto operator !=(iterator const& other) const -> bool {
return !operator==(other);
}
};
using const_iterator = iterator;
explicit Column(std::string const& text) { m_strings.push_back(text); }
auto width(size_t newWidth) -> Column& {
assert(newWidth > 0);
m_width = newWidth;
return *this;
}
auto indent(size_t newIndent) -> Column& {
m_indent = newIndent;
return *this;
}
auto initialIndent(size_t newIndent) -> Column& {
m_initialIndent = newIndent;
return *this;
}
auto width() const -> size_t { return m_width; }
auto begin() const -> iterator { return iterator(*this); }
auto end() const -> iterator { return { *this, m_strings.size() }; }
inline friend std::ostream& operator << (std::ostream& os, Column const& col) {
bool first = true;
for (auto line : col) {
if (first)
first = false;
else
os << "\n";
os << line;
}
return os;
}
auto operator + (Column const& other)->Columns;
auto toString() const -> std::string {
std::ostringstream oss;
oss << *this;
return oss.str();
}
};
class Spacer : public Column {
public:
explicit Spacer(size_t spaceWidth) : Column("") {
width(spaceWidth);
}
};
class Columns {
std::vector<Column> m_columns;
public:
class iterator {
friend Columns;
struct EndTag {};
std::vector<Column> const& m_columns;
std::vector<Column::iterator> m_iterators;
size_t m_activeIterators;
iterator(Columns const& columns, EndTag)
: m_columns(columns.m_columns),
m_activeIterators(0) {
m_iterators.reserve(m_columns.size());
for (auto const& col : m_columns)
m_iterators.push_back(col.end());
}
public:
using difference_type = std::ptrdiff_t;
using value_type = std::string;
using pointer = value_type * ;
using reference = value_type & ;
using iterator_category = std::forward_iterator_tag;
explicit iterator(Columns const& columns)
: m_columns(columns.m_columns),
m_activeIterators(m_columns.size()) {
m_iterators.reserve(m_columns.size());
for (auto const& col : m_columns)
m_iterators.push_back(col.begin());
}
auto operator ==(iterator const& other) const -> bool {
return m_iterators == other.m_iterators;
}
auto operator !=(iterator const& other) const -> bool {
return m_iterators != other.m_iterators;
}
auto operator *() const -> std::string {
std::string row, padding;
for (size_t i = 0; i < m_columns.size(); ++i) {
auto width = m_columns[i].width();
if (m_iterators[i] != m_columns[i].end()) {
std::string col = *m_iterators[i];
row += padding + col;
if (col.size() < width)
padding = std::string(width - col.size(), ' ');
else
padding = "";
} else {
padding += std::string(width, ' ');
}
}
return row;
}
auto operator ++() -> iterator& {
for (size_t i = 0; i < m_columns.size(); ++i) {
if (m_iterators[i] != m_columns[i].end())
++m_iterators[i];
}
return *this;
}
auto operator ++(int) -> iterator {
iterator prev(*this);
operator++();
return prev;
}
};
using const_iterator = iterator;
auto begin() const -> iterator { return iterator(*this); }
auto end() const -> iterator { return { *this, iterator::EndTag() }; }
auto operator += (Column const& col) -> Columns& {
m_columns.push_back(col);
return *this;
}
auto operator + (Column const& col) -> Columns {
Columns combined = *this;
combined += col;
return combined;
}
inline friend std::ostream& operator << (std::ostream& os, Columns const& cols) {
bool first = true;
for (auto line : cols) {
if (first)
first = false;
else
os << "\n";
os << line;
}
return os;
}
auto toString() const -> std::string {
std::ostringstream oss;
oss << *this;
return oss.str();
}
};
inline auto Column::operator + (Column const& other) -> Columns {
Columns cols;
cols += *this;
cols += other;
return cols;
}
}
}
}
// ----------- end of #include from clara_textflow.hpp -----------
// ........... back in clara.hpp
#include <cctype>
#include <string>
#include <memory>
#include <set>
#include <algorithm>
#if !defined(CATCH_PLATFORM_WINDOWS) && ( defined(WIN32) || defined(__WIN32__) || defined(_WIN32) || defined(_MSC_VER) )
#define CATCH_PLATFORM_WINDOWS
#endif
namespace Catch { namespace clara {
namespace detail {
// Traits for extracting arg and return type of lambdas (for single argument lambdas)
template<typename L>
struct UnaryLambdaTraits : UnaryLambdaTraits<decltype( &L::operator() )> {};
template<typename ClassT, typename ReturnT, typename... Args>
struct UnaryLambdaTraits<ReturnT( ClassT::* )( Args... ) const> {
static const bool isValid = false;
};
template<typename ClassT, typename ReturnT, typename ArgT>
struct UnaryLambdaTraits<ReturnT( ClassT::* )( ArgT ) const> {
static const bool isValid = true;
using ArgType = typename std::remove_const<typename std::remove_reference<ArgT>::type>::type;
using ReturnType = ReturnT;
};
class TokenStream;
// Transport for raw args (copied from main args, or supplied via init list for testing)
class Args {
friend TokenStream;
std::string m_exeName;
std::vector<std::string> m_args;
public:
Args( int argc, char const* const* argv )
: m_exeName(argv[0]),
m_args(argv + 1, argv + argc) {}
Args( std::initializer_list<std::string> args )
: m_exeName( *args.begin() ),
m_args( args.begin()+1, args.end() )
{}
auto exeName() const -> std::string {
return m_exeName;
}
};
// Wraps a token coming from a token stream. These may not directly correspond to strings as a single string
// may encode an option + its argument if the : or = form is used
enum class TokenType {
Option, Argument
};
struct Token {
TokenType type;
std::string token;
};
inline auto isOptPrefix( char c ) -> bool {
return c == '-'
#ifdef CATCH_PLATFORM_WINDOWS
|| c == '/'
#endif
;
}
// Abstracts iterators into args as a stream of tokens, with option arguments uniformly handled
class TokenStream {
using Iterator = std::vector<std::string>::const_iterator;
Iterator it;
Iterator itEnd;
std::vector<Token> m_tokenBuffer;
void loadBuffer() {
m_tokenBuffer.resize( 0 );
// Skip any empty strings
while( it != itEnd && it->empty() )
++it;
if( it != itEnd ) {
auto const &next = *it;
if( isOptPrefix( next[0] ) ) {
auto delimiterPos = next.find_first_of( " :=" );
if( delimiterPos != std::string::npos ) {
m_tokenBuffer.push_back( { TokenType::Option, next.substr( 0, delimiterPos ) } );
m_tokenBuffer.push_back( { TokenType::Argument, next.substr( delimiterPos + 1 ) } );
} else {
if( next[1] != '-' && next.size() > 2 ) {
std::string opt = "- ";
for( size_t i = 1; i < next.size(); ++i ) {
opt[1] = next[i];
m_tokenBuffer.push_back( { TokenType::Option, opt } );
}
} else {
m_tokenBuffer.push_back( { TokenType::Option, next } );
}
}
} else {
m_tokenBuffer.push_back( { TokenType::Argument, next } );
}
}
}
public:
explicit TokenStream( Args const &args ) : TokenStream( args.m_args.begin(), args.m_args.end() ) {}
TokenStream( Iterator it, Iterator itEnd ) : it( it ), itEnd( itEnd ) {
loadBuffer();
}
explicit operator bool() const {
return !m_tokenBuffer.empty() || it != itEnd;
}
auto count() const -> size_t { return m_tokenBuffer.size() + (itEnd - it); }
auto operator*() const -> Token {
assert( !m_tokenBuffer.empty() );
return m_tokenBuffer.front();
}
auto operator->() const -> Token const * {
assert( !m_tokenBuffer.empty() );
return &m_tokenBuffer.front();
}
auto operator++() -> TokenStream & {
if( m_tokenBuffer.size() >= 2 ) {
m_tokenBuffer.erase( m_tokenBuffer.begin() );
} else {
if( it != itEnd )
++it;
loadBuffer();
}
return *this;
}
};
class ResultBase {
public:
enum Type {
Ok, LogicError, RuntimeError
};
protected:
ResultBase( Type type ) : m_type( type ) {}
virtual ~ResultBase() = default;
virtual void enforceOk() const = 0;
Type m_type;
};
template<typename T>
class ResultValueBase : public ResultBase {
public:
auto value() const -> T const & {
enforceOk();
return m_value;
}
protected:
ResultValueBase( Type type ) : ResultBase( type ) {}
ResultValueBase( ResultValueBase const &other ) : ResultBase( other ) {
if( m_type == ResultBase::Ok )
new( &m_value ) T( other.m_value );
}
ResultValueBase( Type, T const &value ) : ResultBase( Ok ) {
new( &m_value ) T( value );
}
auto operator=( ResultValueBase const &other ) -> ResultValueBase & {
if( m_type == ResultBase::Ok )
m_value.~T();
ResultBase::operator=(other);
if( m_type == ResultBase::Ok )
new( &m_value ) T( other.m_value );
return *this;
}
~ResultValueBase() override {
if( m_type == Ok )
m_value.~T();
}
union {
T m_value;
};
};
template<>
class ResultValueBase<void> : public ResultBase {
protected:
using ResultBase::ResultBase;
};
template<typename T = void>
class BasicResult : public ResultValueBase<T> {
public:
template<typename U>
explicit BasicResult( BasicResult<U> const &other )
: ResultValueBase<T>( other.type() ),
m_errorMessage( other.errorMessage() )
{
assert( type() != ResultBase::Ok );
}
template<typename U>
static auto ok( U const &value ) -> BasicResult { return { ResultBase::Ok, value }; }
static auto ok() -> BasicResult { return { ResultBase::Ok }; }
static auto logicError( std::string const &message ) -> BasicResult { return { ResultBase::LogicError, message }; }
static auto runtimeError( std::string const &message ) -> BasicResult { return { ResultBase::RuntimeError, message }; }
explicit operator bool() const { return m_type == ResultBase::Ok; }
auto type() const -> ResultBase::Type { return m_type; }
auto errorMessage() const -> std::string { return m_errorMessage; }
protected:
void enforceOk() const override {
// Errors shouldn't reach this point, but if they do
// the actual error message will be in m_errorMessage
assert( m_type != ResultBase::LogicError );
assert( m_type != ResultBase::RuntimeError );
if( m_type != ResultBase::Ok )
std::abort();
}
std::string m_errorMessage; // Only populated if resultType is an error
BasicResult( ResultBase::Type type, std::string const &message )
: ResultValueBase<T>(type),
m_errorMessage(message)
{
assert( m_type != ResultBase::Ok );
}
using ResultValueBase<T>::ResultValueBase;
using ResultBase::m_type;
};
enum class ParseResultType {
Matched, NoMatch, ShortCircuitAll, ShortCircuitSame
};
class ParseState {
public:
ParseState( ParseResultType type, TokenStream const &remainingTokens )
: m_type(type),
m_remainingTokens( remainingTokens )
{}
auto type() const -> ParseResultType { return m_type; }
auto remainingTokens() const -> TokenStream { return m_remainingTokens; }
private:
ParseResultType m_type;
TokenStream m_remainingTokens;
};
using Result = BasicResult<void>;
using ParserResult = BasicResult<ParseResultType>;
using InternalParseResult = BasicResult<ParseState>;
struct HelpColumns {
std::string left;
std::string right;
};
template<typename T>
inline auto convertInto( std::string const &source, T& target ) -> ParserResult {
std::stringstream ss;
ss << source;
ss >> target;
if( ss.fail() )
return ParserResult::runtimeError( "Unable to convert '" + source + "' to destination type" );
else
return ParserResult::ok( ParseResultType::Matched );
}
inline auto convertInto( std::string const &source, std::string& target ) -> ParserResult {
target = source;
return ParserResult::ok( ParseResultType::Matched );
}
inline auto convertInto( std::string const &source, bool &target ) -> ParserResult {
std::string srcLC = source;
std::transform( srcLC.begin(), srcLC.end(), srcLC.begin(), []( char c ) { return static_cast<char>( std::tolower(c) ); } );
if (srcLC == "y" || srcLC == "1" || srcLC == "true" || srcLC == "yes" || srcLC == "on")
target = true;
else if (srcLC == "n" || srcLC == "0" || srcLC == "false" || srcLC == "no" || srcLC == "off")
target = false;
else
return ParserResult::runtimeError( "Expected a boolean value but did not recognise: '" + source + "'" );
return ParserResult::ok( ParseResultType::Matched );
}
#ifdef CLARA_CONFIG_OPTIONAL_TYPE
template<typename T>
inline auto convertInto( std::string const &source, CLARA_CONFIG_OPTIONAL_TYPE<T>& target ) -> ParserResult {
T temp;
auto result = convertInto( source, temp );
if( result )
target = std::move(temp);
return result;
}
#endif // CLARA_CONFIG_OPTIONAL_TYPE
struct NonCopyable {
NonCopyable() = default;
NonCopyable( NonCopyable const & ) = delete;
NonCopyable( NonCopyable && ) = delete;
NonCopyable &operator=( NonCopyable const & ) = delete;
NonCopyable &operator=( NonCopyable && ) = delete;
};
struct BoundRef : NonCopyable {
virtual ~BoundRef() = default;
virtual auto isContainer() const -> bool { return false; }
virtual auto isFlag() const -> bool { return false; }
};
struct BoundValueRefBase : BoundRef {
virtual auto setValue( std::string const &arg ) -> ParserResult = 0;
};
struct BoundFlagRefBase : BoundRef {
virtual auto setFlag( bool flag ) -> ParserResult = 0;
virtual auto isFlag() const -> bool { return true; }
};
template<typename T>
struct BoundValueRef : BoundValueRefBase {
T &m_ref;
explicit BoundValueRef( T &ref ) : m_ref( ref ) {}
auto setValue( std::string const &arg ) -> ParserResult override {
return convertInto( arg, m_ref );
}
};
template<typename T>
struct BoundValueRef<std::vector<T>> : BoundValueRefBase {
std::vector<T> &m_ref;
explicit BoundValueRef( std::vector<T> &ref ) : m_ref( ref ) {}
auto isContainer() const -> bool override { return true; }
auto setValue( std::string const &arg ) -> ParserResult override {
T temp;
auto result = convertInto( arg, temp );
if( result )
m_ref.push_back( temp );
return result;
}
};
struct BoundFlagRef : BoundFlagRefBase {
bool &m_ref;
explicit BoundFlagRef( bool &ref ) : m_ref( ref ) {}
auto setFlag( bool flag ) -> ParserResult override {
m_ref = flag;
return ParserResult::ok( ParseResultType::Matched );
}
};
template<typename ReturnType>
struct LambdaInvoker {
static_assert( std::is_same<ReturnType, ParserResult>::value, "Lambda must return void or clara::ParserResult" );
template<typename L, typename ArgType>
static auto invoke( L const &lambda, ArgType const &arg ) -> ParserResult {
return lambda( arg );
}
};
template<>
struct LambdaInvoker<void> {
template<typename L, typename ArgType>
static auto invoke( L const &lambda, ArgType const &arg ) -> ParserResult {
lambda( arg );
return ParserResult::ok( ParseResultType::Matched );
}
};
template<typename ArgType, typename L>
inline auto invokeLambda( L const &lambda, std::string const &arg ) -> ParserResult {
ArgType temp{};
auto result = convertInto( arg, temp );
return !result
? result
: LambdaInvoker<typename UnaryLambdaTraits<L>::ReturnType>::invoke( lambda, temp );
}
template<typename L>
struct BoundLambda : BoundValueRefBase {
L m_lambda;
static_assert( UnaryLambdaTraits<L>::isValid, "Supplied lambda must take exactly one argument" );
explicit BoundLambda( L const &lambda ) : m_lambda( lambda ) {}
auto setValue( std::string const &arg ) -> ParserResult override {
return invokeLambda<typename UnaryLambdaTraits<L>::ArgType>( m_lambda, arg );
}
};
template<typename L>
struct BoundFlagLambda : BoundFlagRefBase {
L m_lambda;
static_assert( UnaryLambdaTraits<L>::isValid, "Supplied lambda must take exactly one argument" );
static_assert( std::is_same<typename UnaryLambdaTraits<L>::ArgType, bool>::value, "flags must be boolean" );
explicit BoundFlagLambda( L const &lambda ) : m_lambda( lambda ) {}
auto setFlag( bool flag ) -> ParserResult override {
return LambdaInvoker<typename UnaryLambdaTraits<L>::ReturnType>::invoke( m_lambda, flag );
}
};
enum class Optionality { Optional, Required };
struct Parser;
class ParserBase {
public:
virtual ~ParserBase() = default;
virtual auto validate() const -> Result { return Result::ok(); }
virtual auto parse( std::string const& exeName, TokenStream const &tokens) const -> InternalParseResult = 0;
virtual auto cardinality() const -> size_t { return 1; }
auto parse( Args const &args ) const -> InternalParseResult {
return parse( args.exeName(), TokenStream( args ) );
}
};
template<typename DerivedT>
class ComposableParserImpl : public ParserBase {
public:
template<typename T>
auto operator|( T const &other ) const -> Parser;
template<typename T>
auto operator+( T const &other ) const -> Parser;
};
// Common code and state for Args and Opts
template<typename DerivedT>
class ParserRefImpl : public ComposableParserImpl<DerivedT> {
protected:
Optionality m_optionality = Optionality::Optional;
std::shared_ptr<BoundRef> m_ref;
std::string m_hint;
std::string m_description;
explicit ParserRefImpl( std::shared_ptr<BoundRef> const &ref ) : m_ref( ref ) {}
public:
template<typename T>
ParserRefImpl( T &ref, std::string const &hint )
: m_ref( std::make_shared<BoundValueRef<T>>( ref ) ),
m_hint( hint )
{}
template<typename LambdaT>
ParserRefImpl( LambdaT const &ref, std::string const &hint )
: m_ref( std::make_shared<BoundLambda<LambdaT>>( ref ) ),
m_hint(hint)
{}
auto operator()( std::string const &description ) -> DerivedT & {
m_description = description;
return static_cast<DerivedT &>( *this );
}
auto optional() -> DerivedT & {
m_optionality = Optionality::Optional;
return static_cast<DerivedT &>( *this );
};
auto required() -> DerivedT & {
m_optionality = Optionality::Required;
return static_cast<DerivedT &>( *this );
};
auto isOptional() const -> bool {
return m_optionality == Optionality::Optional;
}
auto cardinality() const -> size_t override {
if( m_ref->isContainer() )
return 0;
else
return 1;
}
auto hint() const -> std::string { return m_hint; }
};
class ExeName : public ComposableParserImpl<ExeName> {
std::shared_ptr<std::string> m_name;
std::shared_ptr<BoundValueRefBase> m_ref;
template<typename LambdaT>
static auto makeRef(LambdaT const &lambda) -> std::shared_ptr<BoundValueRefBase> {
return std::make_shared<BoundLambda<LambdaT>>( lambda) ;
}
public:
ExeName() : m_name( std::make_shared<std::string>( "<executable>" ) ) {}
explicit ExeName( std::string &ref ) : ExeName() {
m_ref = std::make_shared<BoundValueRef<std::string>>( ref );
}
template<typename LambdaT>
explicit ExeName( LambdaT const& lambda ) : ExeName() {
m_ref = std::make_shared<BoundLambda<LambdaT>>( lambda );
}
// The exe name is not parsed out of the normal tokens, but is handled specially
auto parse( std::string const&, TokenStream const &tokens ) const -> InternalParseResult override {
return InternalParseResult::ok( ParseState( ParseResultType::NoMatch, tokens ) );
}
auto name() const -> std::string { return *m_name; }
auto set( std::string const& newName ) -> ParserResult {
auto lastSlash = newName.find_last_of( "\\/" );
auto filename = ( lastSlash == std::string::npos )
? newName
: newName.substr( lastSlash+1 );
*m_name = filename;
if( m_ref )
return m_ref->setValue( filename );
else
return ParserResult::ok( ParseResultType::Matched );
}
};
class Arg : public ParserRefImpl<Arg> {
public:
using ParserRefImpl::ParserRefImpl;
auto parse( std::string const &, TokenStream const &tokens ) const -> InternalParseResult override {
auto validationResult = validate();
if( !validationResult )
return InternalParseResult( validationResult );
auto remainingTokens = tokens;
auto const &token = *remainingTokens;
if( token.type != TokenType::Argument )
return InternalParseResult::ok( ParseState( ParseResultType::NoMatch, remainingTokens ) );
assert( !m_ref->isFlag() );
auto valueRef = static_cast<detail::BoundValueRefBase*>( m_ref.get() );
auto result = valueRef->setValue( remainingTokens->token );
if( !result )
return InternalParseResult( result );
else
return InternalParseResult::ok( ParseState( ParseResultType::Matched, ++remainingTokens ) );
}
};
inline auto normaliseOpt( std::string const &optName ) -> std::string {
#ifdef CATCH_PLATFORM_WINDOWS
if( optName[0] == '/' )
return "-" + optName.substr( 1 );
else
#endif
return optName;
}
class Opt : public ParserRefImpl<Opt> {
protected:
std::vector<std::string> m_optNames;
public:
template<typename LambdaT>
explicit Opt( LambdaT const &ref ) : ParserRefImpl( std::make_shared<BoundFlagLambda<LambdaT>>( ref ) ) {}
explicit Opt( bool &ref ) : ParserRefImpl( std::make_shared<BoundFlagRef>( ref ) ) {}
template<typename LambdaT>
Opt( LambdaT const &ref, std::string const &hint ) : ParserRefImpl( ref, hint ) {}
template<typename T>
Opt( T &ref, std::string const &hint ) : ParserRefImpl( ref, hint ) {}
auto operator[]( std::string const &optName ) -> Opt & {
m_optNames.push_back( optName );
return *this;
}
auto getHelpColumns() const -> std::vector<HelpColumns> {
std::ostringstream oss;
bool first = true;
for( auto const &opt : m_optNames ) {
if (first)
first = false;
else
oss << ", ";
oss << opt;
}
if( !m_hint.empty() )
oss << " <" << m_hint << ">";
return { { oss.str(), m_description } };
}
auto isMatch( std::string const &optToken ) const -> bool {
auto normalisedToken = normaliseOpt( optToken );
for( auto const &name : m_optNames ) {
if( normaliseOpt( name ) == normalisedToken )
return true;
}
return false;
}
using ParserBase::parse;
auto parse( std::string const&, TokenStream const &tokens ) const -> InternalParseResult override {
auto validationResult = validate();
if( !validationResult )
return InternalParseResult( validationResult );
auto remainingTokens = tokens;
if( remainingTokens && remainingTokens->type == TokenType::Option ) {
auto const &token = *remainingTokens;
if( isMatch(token.token ) ) {
if( m_ref->isFlag() ) {
auto flagRef = static_cast<detail::BoundFlagRefBase*>( m_ref.get() );
auto result = flagRef->setFlag( true );
if( !result )
return InternalParseResult( result );
if( result.value() == ParseResultType::ShortCircuitAll )
return InternalParseResult::ok( ParseState( result.value(), remainingTokens ) );
} else {
auto valueRef = static_cast<detail::BoundValueRefBase*>( m_ref.get() );
++remainingTokens;
if( !remainingTokens )
return InternalParseResult::runtimeError( "Expected argument following " + token.token );
auto const &argToken = *remainingTokens;
if( argToken.type != TokenType::Argument )
return InternalParseResult::runtimeError( "Expected argument following " + token.token );
auto result = valueRef->setValue( argToken.token );
if( !result )
return InternalParseResult( result );
if( result.value() == ParseResultType::ShortCircuitAll )
return InternalParseResult::ok( ParseState( result.value(), remainingTokens ) );
}
return InternalParseResult::ok( ParseState( ParseResultType::Matched, ++remainingTokens ) );
}
}
return InternalParseResult::ok( ParseState( ParseResultType::NoMatch, remainingTokens ) );
}
auto validate() const -> Result override {
if( m_optNames.empty() )
return Result::logicError( "No options supplied to Opt" );
for( auto const &name : m_optNames ) {
if( name.empty() )
return Result::logicError( "Option name cannot be empty" );
#ifdef CATCH_PLATFORM_WINDOWS
if( name[0] != '-' && name[0] != '/' )
return Result::logicError( "Option name must begin with '-' or '/'" );
#else
if( name[0] != '-' )
return Result::logicError( "Option name must begin with '-'" );
#endif
}
return ParserRefImpl::validate();
}
};
struct Help : Opt {
Help( bool &showHelpFlag )
: Opt([&]( bool flag ) {
showHelpFlag = flag;
return ParserResult::ok( ParseResultType::ShortCircuitAll );
})
{
static_cast<Opt &>( *this )
("display usage information")
["-?"]["-h"]["--help"]
.optional();
}
};
struct Parser : ParserBase {
mutable ExeName m_exeName;
std::vector<Opt> m_options;
std::vector<Arg> m_args;
auto operator|=( ExeName const &exeName ) -> Parser & {
m_exeName = exeName;
return *this;
}
auto operator|=( Arg const &arg ) -> Parser & {
m_args.push_back(arg);
return *this;
}
auto operator|=( Opt const &opt ) -> Parser & {
m_options.push_back(opt);
return *this;
}
auto operator|=( Parser const &other ) -> Parser & {
m_options.insert(m_options.end(), other.m_options.begin(), other.m_options.end());
m_args.insert(m_args.end(), other.m_args.begin(), other.m_args.end());
return *this;
}
template<typename T>
auto operator|( T const &other ) const -> Parser {
return Parser( *this ) |= other;
}
// Forward deprecated interface with '+' instead of '|'
template<typename T>
auto operator+=( T const &other ) -> Parser & { return operator|=( other ); }
template<typename T>
auto operator+( T const &other ) const -> Parser { return operator|( other ); }
auto getHelpColumns() const -> std::vector<HelpColumns> {
std::vector<HelpColumns> cols;
for (auto const &o : m_options) {
auto childCols = o.getHelpColumns();
cols.insert( cols.end(), childCols.begin(), childCols.end() );
}
return cols;
}
void writeToStream( std::ostream &os ) const {
if (!m_exeName.name().empty()) {
os << "usage:\n" << " " << m_exeName.name() << " ";
bool required = true, first = true;
for( auto const &arg : m_args ) {
if (first)
first = false;
else
os << " ";
if( arg.isOptional() && required ) {
os << "[";
required = false;
}
os << "<" << arg.hint() << ">";
if( arg.cardinality() == 0 )
os << " ... ";
}
if( !required )
os << "]";
if( !m_options.empty() )
os << " options";
os << "\n\nwhere options are:" << std::endl;
}
auto rows = getHelpColumns();
size_t consoleWidth = CATCH_CLARA_CONFIG_CONSOLE_WIDTH;
size_t optWidth = 0;
for( auto const &cols : rows )
optWidth = (std::max)(optWidth, cols.left.size() + 2);
optWidth = (std::min)(optWidth, consoleWidth/2);
for( auto const &cols : rows ) {
auto row =
TextFlow::Column( cols.left ).width( optWidth ).indent( 2 ) +
TextFlow::Spacer(4) +
TextFlow::Column( cols.right ).width( consoleWidth - 7 - optWidth );
os << row << std::endl;
}
}
friend auto operator<<( std::ostream &os, Parser const &parser ) -> std::ostream& {
parser.writeToStream( os );
return os;
}
auto validate() const -> Result override {
for( auto const &opt : m_options ) {
auto result = opt.validate();
if( !result )
return result;
}
for( auto const &arg : m_args ) {
auto result = arg.validate();
if( !result )
return result;
}
return Result::ok();
}
using ParserBase::parse;
auto parse( std::string const& exeName, TokenStream const &tokens ) const -> InternalParseResult override {
struct ParserInfo {
ParserBase const* parser = nullptr;
size_t count = 0;
};
const size_t totalParsers = m_options.size() + m_args.size();
assert( totalParsers < 512 );
// ParserInfo parseInfos[totalParsers]; // <-- this is what we really want to do
ParserInfo parseInfos[512];
{
size_t i = 0;
for (auto const &opt : m_options) parseInfos[i++].parser = &opt;
for (auto const &arg : m_args) parseInfos[i++].parser = &arg;
}
m_exeName.set( exeName );
auto result = InternalParseResult::ok( ParseState( ParseResultType::NoMatch, tokens ) );
while( result.value().remainingTokens() ) {
bool tokenParsed = false;
for( size_t i = 0; i < totalParsers; ++i ) {
auto& parseInfo = parseInfos[i];
if( parseInfo.parser->cardinality() == 0 || parseInfo.count < parseInfo.parser->cardinality() ) {
result = parseInfo.parser->parse(exeName, result.value().remainingTokens());
if (!result)
return result;
if (result.value().type() != ParseResultType::NoMatch) {
tokenParsed = true;
++parseInfo.count;
break;
}
}
}
if( result.value().type() == ParseResultType::ShortCircuitAll )
return result;
if( !tokenParsed )
return InternalParseResult::runtimeError( "Unrecognised token: " + result.value().remainingTokens()->token );
}
// !TBD Check missing required options
return result;
}
};
template<typename DerivedT>
template<typename T>
auto ComposableParserImpl<DerivedT>::operator|( T const &other ) const -> Parser {
return Parser() | static_cast<DerivedT const &>( *this ) | other;
}
} // namespace detail
// A Combined parser
using detail::Parser;
// A parser for options
using detail::Opt;
// A parser for arguments
using detail::Arg;
// Wrapper for argc, argv from main()
using detail::Args;
// Specifies the name of the executable
using detail::ExeName;
// Convenience wrapper for option parser that specifies the help option
using detail::Help;
// enum of result types from a parse
using detail::ParseResultType;
// Result type for parser operation
using detail::ParserResult;
}} // namespace Catch::clara
// end clara.hpp
#ifdef __clang__
#pragma clang diagnostic pop
#endif
// Restore Clara's value for console width, if present
#ifdef CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH
#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH
#undef CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH
#endif
// end catch_clara.h
namespace Catch {
clara::Parser makeCommandLineParser( ConfigData& config );
} // end namespace Catch
// end catch_commandline.h
#include <fstream>
#include <ctime>
namespace Catch {
clara::Parser makeCommandLineParser( ConfigData& config ) {
using namespace clara;
auto const setWarning = [&]( std::string const& warning ) {
auto warningSet = [&]() {
if( warning == "NoAssertions" )
return WarnAbout::NoAssertions;
if ( warning == "NoTests" )
return WarnAbout::NoTests;
return WarnAbout::Nothing;
}();
if (warningSet == WarnAbout::Nothing)
return ParserResult::runtimeError( "Unrecognised warning: '" + warning + "'" );
config.warnings = static_cast<WarnAbout::What>( config.warnings | warningSet );
return ParserResult::ok( ParseResultType::Matched );
};
auto const loadTestNamesFromFile = [&]( std::string const& filename ) {
std::ifstream f( filename.c_str() );
if( !f.is_open() )
return ParserResult::runtimeError( "Unable to load input file: '" + filename + "'" );
std::string line;
while( std::getline( f, line ) ) {
line = trim(line);
if( !line.empty() && !startsWith( line, '#' ) ) {
if( !startsWith( line, '"' ) )
line = '"' + line + '"';
config.testsOrTags.push_back( line );
config.testsOrTags.emplace_back( "," );
}
}
//Remove comma in the end
if(!config.testsOrTags.empty())
config.testsOrTags.erase( config.testsOrTags.end()-1 );
return ParserResult::ok( ParseResultType::Matched );
};
auto const setTestOrder = [&]( std::string const& order ) {
if( startsWith( "declared", order ) )
config.runOrder = RunTests::InDeclarationOrder;
else if( startsWith( "lexical", order ) )
config.runOrder = RunTests::InLexicographicalOrder;
else if( startsWith( "random", order ) )
config.runOrder = RunTests::InRandomOrder;
else
return clara::ParserResult::runtimeError( "Unrecognised ordering: '" + order + "'" );
return ParserResult::ok( ParseResultType::Matched );
};
auto const setRngSeed = [&]( std::string const& seed ) {
if( seed != "time" )
return clara::detail::convertInto( seed, config.rngSeed );
config.rngSeed = static_cast<unsigned int>( std::time(nullptr) );
return ParserResult::ok( ParseResultType::Matched );
};
auto const setColourUsage = [&]( std::string const& useColour ) {
auto mode = toLower( useColour );
if( mode == "yes" )
config.useColour = UseColour::Yes;
else if( mode == "no" )
config.useColour = UseColour::No;
else if( mode == "auto" )
config.useColour = UseColour::Auto;
else
return ParserResult::runtimeError( "colour mode must be one of: auto, yes or no. '" + useColour + "' not recognised" );
return ParserResult::ok( ParseResultType::Matched );
};
auto const setWaitForKeypress = [&]( std::string const& keypress ) {
auto keypressLc = toLower( keypress );
if (keypressLc == "never")
config.waitForKeypress = WaitForKeypress::Never;
else if( keypressLc == "start" )
config.waitForKeypress = WaitForKeypress::BeforeStart;
else if( keypressLc == "exit" )
config.waitForKeypress = WaitForKeypress::BeforeExit;
else if( keypressLc == "both" )
config.waitForKeypress = WaitForKeypress::BeforeStartAndExit;
else
return ParserResult::runtimeError( "keypress argument must be one of: never, start, exit or both. '" + keypress + "' not recognised" );
return ParserResult::ok( ParseResultType::Matched );
};
auto const setVerbosity = [&]( std::string const& verbosity ) {
auto lcVerbosity = toLower( verbosity );
if( lcVerbosity == "quiet" )
config.verbosity = Verbosity::Quiet;
else if( lcVerbosity == "normal" )
config.verbosity = Verbosity::Normal;
else if( lcVerbosity == "high" )
config.verbosity = Verbosity::High;
else
return ParserResult::runtimeError( "Unrecognised verbosity, '" + verbosity + "'" );
return ParserResult::ok( ParseResultType::Matched );
};
auto const setReporter = [&]( std::string const& reporter ) {
IReporterRegistry::FactoryMap const& factories = getRegistryHub().getReporterRegistry().getFactories();
auto lcReporter = toLower( reporter );
auto result = factories.find( lcReporter );
if( factories.end() != result )
config.reporterName = lcReporter;
else
return ParserResult::runtimeError( "Unrecognized reporter, '" + reporter + "'. Check available with --list-reporters" );
return ParserResult::ok( ParseResultType::Matched );
};
auto cli
= ExeName( config.processName )
| Help( config.showHelp )
| Opt( config.listTests )
["-l"]["--list-tests"]
( "list all/matching test cases" )
| Opt( config.listTags )
["-t"]["--list-tags"]
( "list all/matching tags" )
| Opt( config.showSuccessfulTests )
["-s"]["--success"]
( "include successful tests in output" )
| Opt( config.shouldDebugBreak )
["-b"]["--break"]
( "break into debugger on failure" )
| Opt( config.noThrow )
["-e"]["--nothrow"]
( "skip exception tests" )
| Opt( config.showInvisibles )
["-i"]["--invisibles"]
( "show invisibles (tabs, newlines)" )
| Opt( config.outputFilename, "filename" )
["-o"]["--out"]
( "output filename" )
| Opt( setReporter, "name" )
["-r"]["--reporter"]
( "reporter to use (defaults to console)" )
| Opt( config.name, "name" )
["-n"]["--name"]
( "suite name" )
| Opt( [&]( bool ){ config.abortAfter = 1; } )
["-a"]["--abort"]
( "abort at first failure" )
| Opt( [&]( int x ){ config.abortAfter = x; }, "no. failures" )
["-x"]["--abortx"]
( "abort after x failures" )
| Opt( setWarning, "warning name" )
["-w"]["--warn"]
( "enable warnings" )
| Opt( [&]( bool flag ) { config.showDurations = flag ? ShowDurations::Always : ShowDurations::Never; }, "yes|no" )
["-d"]["--durations"]
( "show test durations" )
| Opt( loadTestNamesFromFile, "filename" )
["-f"]["--input-file"]
( "load test names to run from a file" )
| Opt( config.filenamesAsTags )
["-#"]["--filenames-as-tags"]
( "adds a tag for the filename" )
| Opt( config.sectionsToRun, "section name" )
["-c"]["--section"]
( "specify section to run" )
| Opt( setVerbosity, "quiet|normal|high" )
["-v"]["--verbosity"]
( "set output verbosity" )
| Opt( config.listTestNamesOnly )
["--list-test-names-only"]
( "list all/matching test cases names only" )
| Opt( config.listReporters )
["--list-reporters"]
( "list all reporters" )
| Opt( setTestOrder, "decl|lex|rand" )
["--order"]
( "test case order (defaults to decl)" )
| Opt( setRngSeed, "'time'|number" )
["--rng-seed"]
( "set a specific seed for random numbers" )
| Opt( setColourUsage, "yes|no" )
["--use-colour"]
( "should output be colourised" )
| Opt( config.libIdentify )
["--libidentify"]
( "report name and version according to libidentify standard" )
| Opt( setWaitForKeypress, "never|start|exit|both" )
["--wait-for-keypress"]
( "waits for a keypress before exiting" )
| Opt( config.benchmarkSamples, "samples" )
["--benchmark-samples"]
( "number of samples to collect (default: 100)" )
| Opt( config.benchmarkResamples, "resamples" )
["--benchmark-resamples"]
( "number of resamples for the bootstrap (default: 100000)" )
| Opt( config.benchmarkConfidenceInterval, "confidence interval" )
["--benchmark-confidence-interval"]
( "confidence interval for the bootstrap (between 0 and 1, default: 0.95)" )
| Opt( config.benchmarkNoAnalysis )
["--benchmark-no-analysis"]
( "perform only measurements; do not perform any analysis" )
| Opt( config.benchmarkWarmupTime, "benchmarkWarmupTime" )
["--benchmark-warmup-time"]
( "amount of time in milliseconds spent on warming up each test (default: 100)" )
| Arg( config.testsOrTags, "test name|pattern|tags" )
( "which test or tests to use" );
return cli;
}
} // end namespace Catch
// end catch_commandline.cpp
// start catch_common.cpp
#include <cstring>
#include <ostream>
namespace Catch {
bool SourceLineInfo::operator == ( SourceLineInfo const& other ) const noexcept {
return line == other.line && (file == other.file || std::strcmp(file, other.file) == 0);
}
bool SourceLineInfo::operator < ( SourceLineInfo const& other ) const noexcept {
// We can assume that the same file will usually have the same pointer.
// Thus, if the pointers are the same, there is no point in calling the strcmp
return line < other.line || ( line == other.line && file != other.file && (std::strcmp(file, other.file) < 0));
}
std::ostream& operator << ( std::ostream& os, SourceLineInfo const& info ) {
#ifndef __GNUG__
os << info.file << '(' << info.line << ')';
#else
os << info.file << ':' << info.line;
#endif
return os;
}
std::string StreamEndStop::operator+() const {
return std::string();
}
NonCopyable::NonCopyable() = default;
NonCopyable::~NonCopyable() = default;
}
// end catch_common.cpp
// start catch_config.cpp
namespace Catch {
Config::Config( ConfigData const& data )
: m_data( data ),
m_stream( openStream() )
{
// We need to trim filter specs to avoid trouble with superfluous
// whitespace (esp. important for bdd macros, as those are manually
// aligned with whitespace).
for (auto& elem : m_data.testsOrTags) {
elem = trim(elem);
}
for (auto& elem : m_data.sectionsToRun) {
elem = trim(elem);
}
TestSpecParser parser(ITagAliasRegistry::get());
if (!m_data.testsOrTags.empty()) {
m_hasTestFilters = true;
for (auto const& testOrTags : m_data.testsOrTags) {
parser.parse(testOrTags);
}
}
m_testSpec = parser.testSpec();
}
std::string const& Config::getFilename() const {
return m_data.outputFilename ;
}
bool Config::listTests() const { return m_data.listTests; }
bool Config::listTestNamesOnly() const { return m_data.listTestNamesOnly; }
bool Config::listTags() const { return m_data.listTags; }
bool Config::listReporters() const { return m_data.listReporters; }
std::string Config::getProcessName() const { return m_data.processName; }
std::string const& Config::getReporterName() const { return m_data.reporterName; }
std::vector<std::string> const& Config::getTestsOrTags() const { return m_data.testsOrTags; }
std::vector<std::string> const& Config::getSectionsToRun() const { return m_data.sectionsToRun; }
TestSpec const& Config::testSpec() const { return m_testSpec; }
bool Config::hasTestFilters() const { return m_hasTestFilters; }
bool Config::showHelp() const { return m_data.showHelp; }
// IConfig interface
bool Config::allowThrows() const { return !m_data.noThrow; }
std::ostream& Config::stream() const { return m_stream->stream(); }
std::string Config::name() const { return m_data.name.empty() ? m_data.processName : m_data.name; }
bool Config::includeSuccessfulResults() const { return m_data.showSuccessfulTests; }
bool Config::warnAboutMissingAssertions() const { return !!(m_data.warnings & WarnAbout::NoAssertions); }
bool Config::warnAboutNoTests() const { return !!(m_data.warnings & WarnAbout::NoTests); }
ShowDurations::OrNot Config::showDurations() const { return m_data.showDurations; }
RunTests::InWhatOrder Config::runOrder() const { return m_data.runOrder; }
unsigned int Config::rngSeed() const { return m_data.rngSeed; }
UseColour::YesOrNo Config::useColour() const { return m_data.useColour; }
bool Config::shouldDebugBreak() const { return m_data.shouldDebugBreak; }
int Config::abortAfter() const { return m_data.abortAfter; }
bool Config::showInvisibles() const { return m_data.showInvisibles; }
Verbosity Config::verbosity() const { return m_data.verbosity; }
bool Config::benchmarkNoAnalysis() const { return m_data.benchmarkNoAnalysis; }
int Config::benchmarkSamples() const { return m_data.benchmarkSamples; }
double Config::benchmarkConfidenceInterval() const { return m_data.benchmarkConfidenceInterval; }
unsigned int Config::benchmarkResamples() const { return m_data.benchmarkResamples; }
std::chrono::milliseconds Config::benchmarkWarmupTime() const { return std::chrono::milliseconds(m_data.benchmarkWarmupTime); }
IStream const* Config::openStream() {
return Catch::makeStream(m_data.outputFilename);
}
} // end namespace Catch
// end catch_config.cpp
// start catch_console_colour.cpp
#if defined(__clang__)
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wexit-time-destructors"
#endif
// start catch_errno_guard.h
namespace Catch {
class ErrnoGuard {
public:
ErrnoGuard();
~ErrnoGuard();
private:
int m_oldErrno;
};
}
// end catch_errno_guard.h
#include <sstream>
namespace Catch {
namespace {
struct IColourImpl {
virtual ~IColourImpl() = default;
virtual void use( Colour::Code _colourCode ) = 0;
};
struct NoColourImpl : IColourImpl {
void use( Colour::Code ) override {}
static IColourImpl* instance() {
static NoColourImpl s_instance;
return &s_instance;
}
};
} // anon namespace
} // namespace Catch
#if !defined( CATCH_CONFIG_COLOUR_NONE ) && !defined( CATCH_CONFIG_COLOUR_WINDOWS ) && !defined( CATCH_CONFIG_COLOUR_ANSI )
# ifdef CATCH_PLATFORM_WINDOWS
# define CATCH_CONFIG_COLOUR_WINDOWS
# else
# define CATCH_CONFIG_COLOUR_ANSI
# endif
#endif
#if defined ( CATCH_CONFIG_COLOUR_WINDOWS ) /////////////////////////////////////////
namespace Catch {
namespace {
class Win32ColourImpl : public IColourImpl {
public:
Win32ColourImpl() : stdoutHandle( GetStdHandle(STD_OUTPUT_HANDLE) )
{
CONSOLE_SCREEN_BUFFER_INFO csbiInfo;
GetConsoleScreenBufferInfo( stdoutHandle, &csbiInfo );
originalForegroundAttributes = csbiInfo.wAttributes & ~( BACKGROUND_GREEN | BACKGROUND_RED | BACKGROUND_BLUE | BACKGROUND_INTENSITY );
originalBackgroundAttributes = csbiInfo.wAttributes & ~( FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE | FOREGROUND_INTENSITY );
}
void use( Colour::Code _colourCode ) override {
switch( _colourCode ) {
case Colour::None: return setTextAttribute( originalForegroundAttributes );
case Colour::White: return setTextAttribute( FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE );
case Colour::Red: return setTextAttribute( FOREGROUND_RED );
case Colour::Green: return setTextAttribute( FOREGROUND_GREEN );
case Colour::Blue: return setTextAttribute( FOREGROUND_BLUE );
case Colour::Cyan: return setTextAttribute( FOREGROUND_BLUE | FOREGROUND_GREEN );
case Colour::Yellow: return setTextAttribute( FOREGROUND_RED | FOREGROUND_GREEN );
case Colour::Grey: return setTextAttribute( 0 );
case Colour::LightGrey: return setTextAttribute( FOREGROUND_INTENSITY );
case Colour::BrightRed: return setTextAttribute( FOREGROUND_INTENSITY | FOREGROUND_RED );
case Colour::BrightGreen: return setTextAttribute( FOREGROUND_INTENSITY | FOREGROUND_GREEN );
case Colour::BrightWhite: return setTextAttribute( FOREGROUND_INTENSITY | FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE );
case Colour::BrightYellow: return setTextAttribute( FOREGROUND_INTENSITY | FOREGROUND_RED | FOREGROUND_GREEN );
case Colour::Bright: CATCH_INTERNAL_ERROR( "not a colour" );
default:
CATCH_ERROR( "Unknown colour requested" );
}
}
private:
void setTextAttribute( WORD _textAttribute ) {
SetConsoleTextAttribute( stdoutHandle, _textAttribute | originalBackgroundAttributes );
}
HANDLE stdoutHandle;
WORD originalForegroundAttributes;
WORD originalBackgroundAttributes;
};
IColourImpl* platformColourInstance() {
static Win32ColourImpl s_instance;
IConfigPtr config = getCurrentContext().getConfig();
UseColour::YesOrNo colourMode = config
? config->useColour()
: UseColour::Auto;
if( colourMode == UseColour::Auto )
colourMode = UseColour::Yes;
return colourMode == UseColour::Yes
? &s_instance
: NoColourImpl::instance();
}
} // end anon namespace
} // end namespace Catch
#elif defined( CATCH_CONFIG_COLOUR_ANSI ) //////////////////////////////////////
#include <unistd.h>
namespace Catch {
namespace {
// use POSIX/ ANSI console terminal codes
// Thanks to Adam Strzelecki for original contribution
// (http://github.com/nanoant)
// https://github.com/philsquared/Catch/pull/131
class PosixColourImpl : public IColourImpl {
public:
void use( Colour::Code _colourCode ) override {
switch( _colourCode ) {
case Colour::None:
case Colour::White: return setColour( "[0m" );
case Colour::Red: return setColour( "[0;31m" );
case Colour::Green: return setColour( "[0;32m" );
case Colour::Blue: return setColour( "[0;34m" );
case Colour::Cyan: return setColour( "[0;36m" );
case Colour::Yellow: return setColour( "[0;33m" );
case Colour::Grey: return setColour( "[1;30m" );
case Colour::LightGrey: return setColour( "[0;37m" );
case Colour::BrightRed: return setColour( "[1;31m" );
case Colour::BrightGreen: return setColour( "[1;32m" );
case Colour::BrightWhite: return setColour( "[1;37m" );
case Colour::BrightYellow: return setColour( "[1;33m" );
case Colour::Bright: CATCH_INTERNAL_ERROR( "not a colour" );
default: CATCH_INTERNAL_ERROR( "Unknown colour requested" );
}
}
static IColourImpl* instance() {
static PosixColourImpl s_instance;
return &s_instance;
}
private:
void setColour( const char* _escapeCode ) {
getCurrentContext().getConfig()->stream()
<< '\033' << _escapeCode;
}
};
bool useColourOnPlatform() {
return
#if defined(CATCH_PLATFORM_MAC) || defined(CATCH_PLATFORM_IPHONE)
!isDebuggerActive() &&
#endif
#if !(defined(__DJGPP__) && defined(__STRICT_ANSI__))
isatty(STDOUT_FILENO)
#else
false
#endif
;
}
IColourImpl* platformColourInstance() {
ErrnoGuard guard;
IConfigPtr config = getCurrentContext().getConfig();
UseColour::YesOrNo colourMode = config
? config->useColour()
: UseColour::Auto;
if( colourMode == UseColour::Auto )
colourMode = useColourOnPlatform()
? UseColour::Yes
: UseColour::No;
return colourMode == UseColour::Yes
? PosixColourImpl::instance()
: NoColourImpl::instance();
}
} // end anon namespace
} // end namespace Catch
#else // not Windows or ANSI ///////////////////////////////////////////////
namespace Catch {
static IColourImpl* platformColourInstance() { return NoColourImpl::instance(); }
} // end namespace Catch
#endif // Windows/ ANSI/ None
namespace Catch {
Colour::Colour( Code _colourCode ) { use( _colourCode ); }
Colour::Colour( Colour&& other ) noexcept {
m_moved = other.m_moved;
other.m_moved = true;
}
Colour& Colour::operator=( Colour&& other ) noexcept {
m_moved = other.m_moved;
other.m_moved = true;
return *this;
}
Colour::~Colour(){ if( !m_moved ) use( None ); }
void Colour::use( Code _colourCode ) {
static IColourImpl* impl = platformColourInstance();
// Strictly speaking, this cannot possibly happen.
// However, under some conditions it does happen (see #1626),
// and this change is small enough that we can let practicality
// triumph over purity in this case.
if (impl != nullptr) {
impl->use( _colourCode );
}
}
std::ostream& operator << ( std::ostream& os, Colour const& ) {
return os;
}
} // end namespace Catch
#if defined(__clang__)
# pragma clang diagnostic pop
#endif
// end catch_console_colour.cpp
// start catch_context.cpp
namespace Catch {
class Context : public IMutableContext, NonCopyable {
public: // IContext
IResultCapture* getResultCapture() override {
return m_resultCapture;
}
IRunner* getRunner() override {
return m_runner;
}
IConfigPtr const& getConfig() const override {
return m_config;
}
~Context() override;
public: // IMutableContext
void setResultCapture( IResultCapture* resultCapture ) override {
m_resultCapture = resultCapture;
}
void setRunner( IRunner* runner ) override {
m_runner = runner;
}
void setConfig( IConfigPtr const& config ) override {
m_config = config;
}
friend IMutableContext& getCurrentMutableContext();
private:
IConfigPtr m_config;
IRunner* m_runner = nullptr;
IResultCapture* m_resultCapture = nullptr;
};
IMutableContext *IMutableContext::currentContext = nullptr;
void IMutableContext::createContext()
{
currentContext = new Context();
}
void cleanUpContext() {
delete IMutableContext::currentContext;
IMutableContext::currentContext = nullptr;
}
IContext::~IContext() = default;
IMutableContext::~IMutableContext() = default;
Context::~Context() = default;
SimplePcg32& rng() {
static SimplePcg32 s_rng;
return s_rng;
}
}
// end catch_context.cpp
// start catch_debug_console.cpp
// start catch_debug_console.h
#include <string>
namespace Catch {
void writeToDebugConsole( std::string const& text );
}
// end catch_debug_console.h
#if defined(CATCH_CONFIG_ANDROID_LOGWRITE)
#include <android/log.h>
namespace Catch {
void writeToDebugConsole( std::string const& text ) {
__android_log_write( ANDROID_LOG_DEBUG, "Catch", text.c_str() );
}
}
#elif defined(CATCH_PLATFORM_WINDOWS)
namespace Catch {
void writeToDebugConsole( std::string const& text ) {
::OutputDebugStringA( text.c_str() );
}
}
#else
namespace Catch {
void writeToDebugConsole( std::string const& text ) {
// !TBD: Need a version for Mac/ XCode and other IDEs
Catch::cout() << text;
}
}
#endif // Platform
// end catch_debug_console.cpp
// start catch_debugger.cpp
#if defined(CATCH_PLATFORM_MAC) || defined(CATCH_PLATFORM_IPHONE)
# include <assert.h>
# include <stdbool.h>
# include <sys/types.h>
# include <unistd.h>
# include <cstddef>
# include <ostream>
#ifdef __apple_build_version__
// These headers will only compile with AppleClang (XCode)
// For other compilers (Clang, GCC, ... ) we need to exclude them
# include <sys/sysctl.h>
#endif
namespace Catch {
#ifdef __apple_build_version__
// The following function is taken directly from the following technical note:
// https://developer.apple.com/library/archive/qa/qa1361/_index.html
// Returns true if the current process is being debugged (either
// running under the debugger or has a debugger attached post facto).
bool isDebuggerActive(){
int mib[4];
struct kinfo_proc info;
std::size_t size;
// Initialize the flags so that, if sysctl fails for some bizarre
// reason, we get a predictable result.
info.kp_proc.p_flag = 0;
// Initialize mib, which tells sysctl the info we want, in this case
// we're looking for information about a specific process ID.
mib[0] = CTL_KERN;
mib[1] = KERN_PROC;
mib[2] = KERN_PROC_PID;
mib[3] = getpid();
// Call sysctl.
size = sizeof(info);
if( sysctl(mib, sizeof(mib) / sizeof(*mib), &info, &size, nullptr, 0) != 0 ) {
Catch::cerr() << "\n** Call to sysctl failed - unable to determine if debugger is active **\n" << std::endl;
return false;
}
// We're being debugged if the P_TRACED flag is set.
return ( (info.kp_proc.p_flag & P_TRACED) != 0 );
}
#else
bool isDebuggerActive() {
// We need to find another way to determine this for non-appleclang compilers on macOS
return false;
}
#endif
} // namespace Catch
#elif defined(CATCH_PLATFORM_LINUX)
#include <fstream>
#include <string>
namespace Catch{
// The standard POSIX way of detecting a debugger is to attempt to
// ptrace() the process, but this needs to be done from a child and not
// this process itself to still allow attaching to this process later
// if wanted, so is rather heavy. Under Linux we have the PID of the
// "debugger" (which doesn't need to be gdb, of course, it could also
// be strace, for example) in /proc/$PID/status, so just get it from
// there instead.
bool isDebuggerActive(){
// Libstdc++ has a bug, where std::ifstream sets errno to 0
// This way our users can properly assert over errno values
ErrnoGuard guard;
std::ifstream in("/proc/self/status");
for( std::string line; std::getline(in, line); ) {
static const int PREFIX_LEN = 11;
if( line.compare(0, PREFIX_LEN, "TracerPid:\t") == 0 ) {
// We're traced if the PID is not 0 and no other PID starts
// with 0 digit, so it's enough to check for just a single
// character.
return line.length() > PREFIX_LEN && line[PREFIX_LEN] != '0';
}
}
return false;
}
} // namespace Catch
#elif defined(_MSC_VER)
extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent();
namespace Catch {
bool isDebuggerActive() {
return IsDebuggerPresent() != 0;
}
}
#elif defined(__MINGW32__)
extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent();
namespace Catch {
bool isDebuggerActive() {
return IsDebuggerPresent() != 0;
}
}
#else
namespace Catch {
bool isDebuggerActive() { return false; }
}
#endif // Platform
// end catch_debugger.cpp
// start catch_decomposer.cpp
namespace Catch {
ITransientExpression::~ITransientExpression() = default;
void formatReconstructedExpression( std::ostream &os, std::string const& lhs, StringRef op, std::string const& rhs ) {
if( lhs.size() + rhs.size() < 40 &&
lhs.find('\n') == std::string::npos &&
rhs.find('\n') == std::string::npos )
os << lhs << " " << op << " " << rhs;
else
os << lhs << "\n" << op << "\n" << rhs;
}
}
// end catch_decomposer.cpp
// start catch_enforce.cpp
#include <stdexcept>
namespace Catch {
#if defined(CATCH_CONFIG_DISABLE_EXCEPTIONS) && !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS_CUSTOM_HANDLER)
[[noreturn]]
void throw_exception(std::exception const& e) {
Catch::cerr() << "Catch will terminate because it needed to throw an exception.\n"
<< "The message was: " << e.what() << '\n';
std::terminate();
}
#endif
[[noreturn]]
void throw_logic_error(std::string const& msg) {
throw_exception(std::logic_error(msg));
}
[[noreturn]]
void throw_domain_error(std::string const& msg) {
throw_exception(std::domain_error(msg));
}
[[noreturn]]
void throw_runtime_error(std::string const& msg) {
throw_exception(std::runtime_error(msg));
}
} // namespace Catch;
// end catch_enforce.cpp
// start catch_enum_values_registry.cpp
// start catch_enum_values_registry.h
#include <vector>
#include <memory>
namespace Catch {
namespace Detail {
std::unique_ptr<EnumInfo> makeEnumInfo( StringRef enumName, StringRef allValueNames, std::vector<int> const& values );
class EnumValuesRegistry : public IMutableEnumValuesRegistry {
std::vector<std::unique_ptr<EnumInfo>> m_enumInfos;
EnumInfo const& registerEnum( StringRef enumName, StringRef allEnums, std::vector<int> const& values) override;
};
std::vector<StringRef> parseEnums( StringRef enums );
} // Detail
} // Catch
// end catch_enum_values_registry.h
#include <map>
#include <cassert>
namespace Catch {
IMutableEnumValuesRegistry::~IMutableEnumValuesRegistry() {}
namespace Detail {
namespace {
// Extracts the actual name part of an enum instance
// In other words, it returns the Blue part of Bikeshed::Colour::Blue
StringRef extractInstanceName(StringRef enumInstance) {
// Find last occurence of ":"
size_t name_start = enumInstance.size();
while (name_start > 0 && enumInstance[name_start - 1] != ':') {
--name_start;
}
return enumInstance.substr(name_start, enumInstance.size() - name_start);
}
}
std::vector<StringRef> parseEnums( StringRef enums ) {
auto enumValues = splitStringRef( enums, ',' );
std::vector<StringRef> parsed;
parsed.reserve( enumValues.size() );
for( auto const& enumValue : enumValues ) {
parsed.push_back(trim(extractInstanceName(enumValue)));
}
return parsed;
}
EnumInfo::~EnumInfo() {}
StringRef EnumInfo::lookup( int value ) const {
for( auto const& valueToName : m_values ) {
if( valueToName.first == value )
return valueToName.second;
}
return "{** unexpected enum value **}"_sr;
}
std::unique_ptr<EnumInfo> makeEnumInfo( StringRef enumName, StringRef allValueNames, std::vector<int> const& values ) {
std::unique_ptr<EnumInfo> enumInfo( new EnumInfo );
enumInfo->m_name = enumName;
enumInfo->m_values.reserve( values.size() );
const auto valueNames = Catch::Detail::parseEnums( allValueNames );
assert( valueNames.size() == values.size() );
std::size_t i = 0;
for( auto value : values )
enumInfo->m_values.emplace_back(value, valueNames[i++]);
return enumInfo;
}
EnumInfo const& EnumValuesRegistry::registerEnum( StringRef enumName, StringRef allValueNames, std::vector<int> const& values ) {
m_enumInfos.push_back(makeEnumInfo(enumName, allValueNames, values));
return *m_enumInfos.back();
}
} // Detail
} // Catch
// end catch_enum_values_registry.cpp
// start catch_errno_guard.cpp
#include <cerrno>
namespace Catch {
ErrnoGuard::ErrnoGuard():m_oldErrno(errno){}
ErrnoGuard::~ErrnoGuard() { errno = m_oldErrno; }
}
// end catch_errno_guard.cpp
// start catch_exception_translator_registry.cpp
// start catch_exception_translator_registry.h
#include <vector>
#include <string>
#include <memory>
namespace Catch {
class ExceptionTranslatorRegistry : public IExceptionTranslatorRegistry {
public:
~ExceptionTranslatorRegistry();
virtual void registerTranslator( const IExceptionTranslator* translator );
std::string translateActiveException() const override;
std::string tryTranslators() const;
private:
std::vector<std::unique_ptr<IExceptionTranslator const>> m_translators;
};
}
// end catch_exception_translator_registry.h
#ifdef __OBJC__
#import "Foundation/Foundation.h"
#endif
namespace Catch {
ExceptionTranslatorRegistry::~ExceptionTranslatorRegistry() {
}
void ExceptionTranslatorRegistry::registerTranslator( const IExceptionTranslator* translator ) {
m_translators.push_back( std::unique_ptr<const IExceptionTranslator>( translator ) );
}
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
std::string ExceptionTranslatorRegistry::translateActiveException() const {
try {
#ifdef __OBJC__
// In Objective-C try objective-c exceptions first
@try {
return tryTranslators();
}
@catch (NSException *exception) {
return Catch::Detail::stringify( [exception description] );
}
#else
// Compiling a mixed mode project with MSVC means that CLR
// exceptions will be caught in (...) as well. However, these
// do not fill-in std::current_exception and thus lead to crash
// when attempting rethrow.
// /EHa switch also causes structured exceptions to be caught
// here, but they fill-in current_exception properly, so
// at worst the output should be a little weird, instead of
// causing a crash.
if (std::current_exception() == nullptr) {
return "Non C++ exception. Possibly a CLR exception.";
}
return tryTranslators();
#endif
}
catch( TestFailureException& ) {
std::rethrow_exception(std::current_exception());
}
catch( std::exception& ex ) {
return ex.what();
}
catch( std::string& msg ) {
return msg;
}
catch( const char* msg ) {
return msg;
}
catch(...) {
return "Unknown exception";
}
}
std::string ExceptionTranslatorRegistry::tryTranslators() const {
if (m_translators.empty()) {
std::rethrow_exception(std::current_exception());
} else {
return m_translators[0]->translate(m_translators.begin() + 1, m_translators.end());
}
}
#else // ^^ Exceptions are enabled // Exceptions are disabled vv
std::string ExceptionTranslatorRegistry::translateActiveException() const {
CATCH_INTERNAL_ERROR("Attempted to translate active exception under CATCH_CONFIG_DISABLE_EXCEPTIONS!");
}
std::string ExceptionTranslatorRegistry::tryTranslators() const {
CATCH_INTERNAL_ERROR("Attempted to use exception translators under CATCH_CONFIG_DISABLE_EXCEPTIONS!");
}
#endif
}
// end catch_exception_translator_registry.cpp
// start catch_fatal_condition.cpp
#if defined(__GNUC__)
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wmissing-field-initializers"
#endif
#if defined( CATCH_CONFIG_WINDOWS_SEH ) || defined( CATCH_CONFIG_POSIX_SIGNALS )
namespace {
// Report the error condition
void reportFatal( char const * const message ) {
Catch::getCurrentContext().getResultCapture()->handleFatalErrorCondition( message );
}
}
#endif // signals/SEH handling
#if defined( CATCH_CONFIG_WINDOWS_SEH )
namespace Catch {
struct SignalDefs { DWORD id; const char* name; };
// There is no 1-1 mapping between signals and windows exceptions.
// Windows can easily distinguish between SO and SigSegV,
// but SigInt, SigTerm, etc are handled differently.
static SignalDefs signalDefs[] = {
{ static_cast<DWORD>(EXCEPTION_ILLEGAL_INSTRUCTION), "SIGILL - Illegal instruction signal" },
{ static_cast<DWORD>(EXCEPTION_STACK_OVERFLOW), "SIGSEGV - Stack overflow" },
{ static_cast<DWORD>(EXCEPTION_ACCESS_VIOLATION), "SIGSEGV - Segmentation violation signal" },
{ static_cast<DWORD>(EXCEPTION_INT_DIVIDE_BY_ZERO), "Divide by zero error" },
};
LONG CALLBACK FatalConditionHandler::handleVectoredException(PEXCEPTION_POINTERS ExceptionInfo) {
for (auto const& def : signalDefs) {
if (ExceptionInfo->ExceptionRecord->ExceptionCode == def.id) {
reportFatal(def.name);
}
}
// If its not an exception we care about, pass it along.
// This stops us from eating debugger breaks etc.
return EXCEPTION_CONTINUE_SEARCH;
}
FatalConditionHandler::FatalConditionHandler() {
isSet = true;
// 32k seems enough for Catch to handle stack overflow,
// but the value was found experimentally, so there is no strong guarantee
guaranteeSize = 32 * 1024;
exceptionHandlerHandle = nullptr;
// Register as first handler in current chain
exceptionHandlerHandle = AddVectoredExceptionHandler(1, handleVectoredException);
// Pass in guarantee size to be filled
SetThreadStackGuarantee(&guaranteeSize);
}
void FatalConditionHandler::reset() {
if (isSet) {
RemoveVectoredExceptionHandler(exceptionHandlerHandle);
SetThreadStackGuarantee(&guaranteeSize);
exceptionHandlerHandle = nullptr;
isSet = false;
}
}
FatalConditionHandler::~FatalConditionHandler() {
reset();
}
bool FatalConditionHandler::isSet = false;
ULONG FatalConditionHandler::guaranteeSize = 0;
PVOID FatalConditionHandler::exceptionHandlerHandle = nullptr;
} // namespace Catch
#elif defined( CATCH_CONFIG_POSIX_SIGNALS )
namespace Catch {
struct SignalDefs {
int id;
const char* name;
};
// 32kb for the alternate stack seems to be sufficient. However, this value
// is experimentally determined, so that's not guaranteed.
static constexpr std::size_t sigStackSize = 32768 >= MINSIGSTKSZ ? 32768 : MINSIGSTKSZ;
static SignalDefs signalDefs[] = {
{ SIGINT, "SIGINT - Terminal interrupt signal" },
{ SIGILL, "SIGILL - Illegal instruction signal" },
{ SIGFPE, "SIGFPE - Floating point error signal" },
{ SIGSEGV, "SIGSEGV - Segmentation violation signal" },
{ SIGTERM, "SIGTERM - Termination request signal" },
{ SIGABRT, "SIGABRT - Abort (abnormal termination) signal" }
};
void FatalConditionHandler::handleSignal( int sig ) {
char const * name = "<unknown signal>";
for (auto const& def : signalDefs) {
if (sig == def.id) {
name = def.name;
break;
}
}
reset();
reportFatal(name);
raise( sig );
}
FatalConditionHandler::FatalConditionHandler() {
isSet = true;
stack_t sigStack;
sigStack.ss_sp = altStackMem;
sigStack.ss_size = sigStackSize;
sigStack.ss_flags = 0;
sigaltstack(&sigStack, &oldSigStack);
struct sigaction sa = { };
sa.sa_handler = handleSignal;
sa.sa_flags = SA_ONSTACK;
for (std::size_t i = 0; i < sizeof(signalDefs)/sizeof(SignalDefs); ++i) {
sigaction(signalDefs[i].id, &sa, &oldSigActions[i]);
}
}
FatalConditionHandler::~FatalConditionHandler() {
reset();
}
void FatalConditionHandler::reset() {
if( isSet ) {
// Set signals back to previous values -- hopefully nobody overwrote them in the meantime
for( std::size_t i = 0; i < sizeof(signalDefs)/sizeof(SignalDefs); ++i ) {
sigaction(signalDefs[i].id, &oldSigActions[i], nullptr);
}
// Return the old stack
sigaltstack(&oldSigStack, nullptr);
isSet = false;
}
}
bool FatalConditionHandler::isSet = false;
struct sigaction FatalConditionHandler::oldSigActions[sizeof(signalDefs)/sizeof(SignalDefs)] = {};
stack_t FatalConditionHandler::oldSigStack = {};
char FatalConditionHandler::altStackMem[sigStackSize] = {};
} // namespace Catch
#else
namespace Catch {
void FatalConditionHandler::reset() {}
}
#endif // signals/SEH handling
#if defined(__GNUC__)
# pragma GCC diagnostic pop
#endif
// end catch_fatal_condition.cpp
// start catch_generators.cpp
#include <limits>
#include <set>
namespace Catch {
IGeneratorTracker::~IGeneratorTracker() {}
const char* GeneratorException::what() const noexcept {
return m_msg;
}
namespace Generators {
GeneratorUntypedBase::~GeneratorUntypedBase() {}
auto acquireGeneratorTracker( SourceLineInfo const& lineInfo ) -> IGeneratorTracker& {
return getResultCapture().acquireGeneratorTracker( lineInfo );
}
} // namespace Generators
} // namespace Catch
// end catch_generators.cpp
// start catch_interfaces_capture.cpp
namespace Catch {
IResultCapture::~IResultCapture() = default;
}
// end catch_interfaces_capture.cpp
// start catch_interfaces_config.cpp
namespace Catch {
IConfig::~IConfig() = default;
}
// end catch_interfaces_config.cpp
// start catch_interfaces_exception.cpp
namespace Catch {
IExceptionTranslator::~IExceptionTranslator() = default;
IExceptionTranslatorRegistry::~IExceptionTranslatorRegistry() = default;
}
// end catch_interfaces_exception.cpp
// start catch_interfaces_registry_hub.cpp
namespace Catch {
IRegistryHub::~IRegistryHub() = default;
IMutableRegistryHub::~IMutableRegistryHub() = default;
}
// end catch_interfaces_registry_hub.cpp
// start catch_interfaces_reporter.cpp
// start catch_reporter_listening.h
namespace Catch {
class ListeningReporter : public IStreamingReporter {
using Reporters = std::vector<IStreamingReporterPtr>;
Reporters m_listeners;
IStreamingReporterPtr m_reporter = nullptr;
ReporterPreferences m_preferences;
public:
ListeningReporter();
void addListener( IStreamingReporterPtr&& listener );
void addReporter( IStreamingReporterPtr&& reporter );
public: // IStreamingReporter
ReporterPreferences getPreferences() const override;
void noMatchingTestCases( std::string const& spec ) override;
void reportInvalidArguments(std::string const&arg) override;
static std::set<Verbosity> getSupportedVerbosities();
#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
void benchmarkPreparing(std::string const& name) override;
void benchmarkStarting( BenchmarkInfo const& benchmarkInfo ) override;
void benchmarkEnded( BenchmarkStats<> const& benchmarkStats ) override;
void benchmarkFailed(std::string const&) override;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING
void testRunStarting( TestRunInfo const& testRunInfo ) override;
void testGroupStarting( GroupInfo const& groupInfo ) override;
void testCaseStarting( TestCaseInfo const& testInfo ) override;
void sectionStarting( SectionInfo const& sectionInfo ) override;
void assertionStarting( AssertionInfo const& assertionInfo ) override;
// The return value indicates if the messages buffer should be cleared:
bool assertionEnded( AssertionStats const& assertionStats ) override;
void sectionEnded( SectionStats const& sectionStats ) override;
void testCaseEnded( TestCaseStats const& testCaseStats ) override;
void testGroupEnded( TestGroupStats const& testGroupStats ) override;
void testRunEnded( TestRunStats const& testRunStats ) override;
void skipTest( TestCaseInfo const& testInfo ) override;
bool isMulti() const override;
};
} // end namespace Catch
// end catch_reporter_listening.h
namespace Catch {
ReporterConfig::ReporterConfig( IConfigPtr const& _fullConfig )
: m_stream( &_fullConfig->stream() ), m_fullConfig( _fullConfig ) {}
ReporterConfig::ReporterConfig( IConfigPtr const& _fullConfig, std::ostream& _stream )
: m_stream( &_stream ), m_fullConfig( _fullConfig ) {}
std::ostream& ReporterConfig::stream() const { return *m_stream; }
IConfigPtr ReporterConfig::fullConfig() const { return m_fullConfig; }
TestRunInfo::TestRunInfo( std::string const& _name ) : name( _name ) {}
GroupInfo::GroupInfo( std::string const& _name,
std::size_t _groupIndex,
std::size_t _groupsCount )
: name( _name ),
groupIndex( _groupIndex ),
groupsCounts( _groupsCount )
{}
AssertionStats::AssertionStats( AssertionResult const& _assertionResult,
std::vector<MessageInfo> const& _infoMessages,
Totals const& _totals )
: assertionResult( _assertionResult ),
infoMessages( _infoMessages ),
totals( _totals )
{
assertionResult.m_resultData.lazyExpression.m_transientExpression = _assertionResult.m_resultData.lazyExpression.m_transientExpression;
if( assertionResult.hasMessage() ) {
// Copy message into messages list.
// !TBD This should have been done earlier, somewhere
MessageBuilder builder( assertionResult.getTestMacroName(), assertionResult.getSourceInfo(), assertionResult.getResultType() );
builder << assertionResult.getMessage();
builder.m_info.message = builder.m_stream.str();
infoMessages.push_back( builder.m_info );
}
}
AssertionStats::~AssertionStats() = default;
SectionStats::SectionStats( SectionInfo const& _sectionInfo,
Counts const& _assertions,
double _durationInSeconds,
bool _missingAssertions )
: sectionInfo( _sectionInfo ),
assertions( _assertions ),
durationInSeconds( _durationInSeconds ),
missingAssertions( _missingAssertions )
{}
SectionStats::~SectionStats() = default;
TestCaseStats::TestCaseStats( TestCaseInfo const& _testInfo,
Totals const& _totals,
std::string const& _stdOut,
std::string const& _stdErr,
bool _aborting )
: testInfo( _testInfo ),
totals( _totals ),
stdOut( _stdOut ),
stdErr( _stdErr ),
aborting( _aborting )
{}
TestCaseStats::~TestCaseStats() = default;
TestGroupStats::TestGroupStats( GroupInfo const& _groupInfo,
Totals const& _totals,
bool _aborting )
: groupInfo( _groupInfo ),
totals( _totals ),
aborting( _aborting )
{}
TestGroupStats::TestGroupStats( GroupInfo const& _groupInfo )
: groupInfo( _groupInfo ),
aborting( false )
{}
TestGroupStats::~TestGroupStats() = default;
TestRunStats::TestRunStats( TestRunInfo const& _runInfo,
Totals const& _totals,
bool _aborting )
: runInfo( _runInfo ),
totals( _totals ),
aborting( _aborting )
{}
TestRunStats::~TestRunStats() = default;
void IStreamingReporter::fatalErrorEncountered( StringRef ) {}
bool IStreamingReporter::isMulti() const { return false; }
IReporterFactory::~IReporterFactory() = default;
IReporterRegistry::~IReporterRegistry() = default;
} // end namespace Catch
// end catch_interfaces_reporter.cpp
// start catch_interfaces_runner.cpp
namespace Catch {
IRunner::~IRunner() = default;
}
// end catch_interfaces_runner.cpp
// start catch_interfaces_testcase.cpp
namespace Catch {
ITestInvoker::~ITestInvoker() = default;
ITestCaseRegistry::~ITestCaseRegistry() = default;
}
// end catch_interfaces_testcase.cpp
// start catch_leak_detector.cpp
#ifdef CATCH_CONFIG_WINDOWS_CRTDBG
#include <crtdbg.h>
namespace Catch {
LeakDetector::LeakDetector() {
int flag = _CrtSetDbgFlag(_CRTDBG_REPORT_FLAG);
flag |= _CRTDBG_LEAK_CHECK_DF;
flag |= _CRTDBG_ALLOC_MEM_DF;
_CrtSetDbgFlag(flag);
_CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
_CrtSetReportFile(_CRT_WARN, _CRTDBG_FILE_STDERR);
// Change this to leaking allocation's number to break there
_CrtSetBreakAlloc(-1);
}
}
#else
Catch::LeakDetector::LeakDetector() {}
#endif
Catch::LeakDetector::~LeakDetector() {
Catch::cleanUp();
}
// end catch_leak_detector.cpp
// start catch_list.cpp
// start catch_list.h
#include <set>
namespace Catch {
std::size_t listTests( Config const& config );
std::size_t listTestsNamesOnly( Config const& config );
struct TagInfo {
void add( std::string const& spelling );
std::string all() const;
std::set<std::string> spellings;
std::size_t count = 0;
};
std::size_t listTags( Config const& config );
std::size_t listReporters();
Option<std::size_t> list( std::shared_ptr<Config> const& config );
} // end namespace Catch
// end catch_list.h
// start catch_text.h
namespace Catch {
using namespace clara::TextFlow;
}
// end catch_text.h
#include <limits>
#include <algorithm>
#include <iomanip>
namespace Catch {
std::size_t listTests( Config const& config ) {
TestSpec const& testSpec = config.testSpec();
if( config.hasTestFilters() )
Catch::cout() << "Matching test cases:\n";
else {
Catch::cout() << "All available test cases:\n";
}
auto matchedTestCases = filterTests( getAllTestCasesSorted( config ), testSpec, config );
for( auto const& testCaseInfo : matchedTestCases ) {
Colour::Code colour = testCaseInfo.isHidden()
? Colour::SecondaryText
: Colour::None;
Colour colourGuard( colour );
Catch::cout() << Column( testCaseInfo.name ).initialIndent( 2 ).indent( 4 ) << "\n";
if( config.verbosity() >= Verbosity::High ) {
Catch::cout() << Column( Catch::Detail::stringify( testCaseInfo.lineInfo ) ).indent(4) << std::endl;
std::string description = testCaseInfo.description;
if( description.empty() )
description = "(NO DESCRIPTION)";
Catch::cout() << Column( description ).indent(4) << std::endl;
}
if( !testCaseInfo.tags.empty() )
Catch::cout() << Column( testCaseInfo.tagsAsString() ).indent( 6 ) << "\n";
}
if( !config.hasTestFilters() )
Catch::cout() << pluralise( matchedTestCases.size(), "test case" ) << '\n' << std::endl;
else
Catch::cout() << pluralise( matchedTestCases.size(), "matching test case" ) << '\n' << std::endl;
return matchedTestCases.size();
}
std::size_t listTestsNamesOnly( Config const& config ) {
TestSpec const& testSpec = config.testSpec();
std::size_t matchedTests = 0;
std::vector<TestCase> matchedTestCases = filterTests( getAllTestCasesSorted( config ), testSpec, config );
for( auto const& testCaseInfo : matchedTestCases ) {
matchedTests++;
if( startsWith( testCaseInfo.name, '#' ) )
Catch::cout() << '"' << testCaseInfo.name << '"';
else
Catch::cout() << testCaseInfo.name;
if ( config.verbosity() >= Verbosity::High )
Catch::cout() << "\t@" << testCaseInfo.lineInfo;
Catch::cout() << std::endl;
}
return matchedTests;
}
void TagInfo::add( std::string const& spelling ) {
++count;
spellings.insert( spelling );
}
std::string TagInfo::all() const {
size_t size = 0;
for (auto const& spelling : spellings) {
// Add 2 for the brackes
size += spelling.size() + 2;
}
std::string out; out.reserve(size);
for (auto const& spelling : spellings) {
out += '[';
out += spelling;
out += ']';
}
return out;
}
std::size_t listTags( Config const& config ) {
TestSpec const& testSpec = config.testSpec();
if( config.hasTestFilters() )
Catch::cout() << "Tags for matching test cases:\n";
else {
Catch::cout() << "All available tags:\n";
}
std::map<std::string, TagInfo> tagCounts;
std::vector<TestCase> matchedTestCases = filterTests( getAllTestCasesSorted( config ), testSpec, config );
for( auto const& testCase : matchedTestCases ) {
for( auto const& tagName : testCase.getTestCaseInfo().tags ) {
std::string lcaseTagName = toLower( tagName );
auto countIt = tagCounts.find( lcaseTagName );
if( countIt == tagCounts.end() )
countIt = tagCounts.insert( std::make_pair( lcaseTagName, TagInfo() ) ).first;
countIt->second.add( tagName );
}
}
for( auto const& tagCount : tagCounts ) {
ReusableStringStream rss;
rss << " " << std::setw(2) << tagCount.second.count << " ";
auto str = rss.str();
auto wrapper = Column( tagCount.second.all() )
.initialIndent( 0 )
.indent( str.size() )
.width( CATCH_CONFIG_CONSOLE_WIDTH-10 );
Catch::cout() << str << wrapper << '\n';
}
Catch::cout() << pluralise( tagCounts.size(), "tag" ) << '\n' << std::endl;
return tagCounts.size();
}
std::size_t listReporters() {
Catch::cout() << "Available reporters:\n";
IReporterRegistry::FactoryMap const& factories = getRegistryHub().getReporterRegistry().getFactories();
std::size_t maxNameLen = 0;
for( auto const& factoryKvp : factories )
maxNameLen = (std::max)( maxNameLen, factoryKvp.first.size() );
for( auto const& factoryKvp : factories ) {
Catch::cout()
<< Column( factoryKvp.first + ":" )
.indent(2)
.width( 5+maxNameLen )
+ Column( factoryKvp.second->getDescription() )
.initialIndent(0)
.indent(2)
.width( CATCH_CONFIG_CONSOLE_WIDTH - maxNameLen-8 )
<< "\n";
}
Catch::cout() << std::endl;
return factories.size();
}
Option<std::size_t> list( std::shared_ptr<Config> const& config ) {
Option<std::size_t> listedCount;
getCurrentMutableContext().setConfig( config );
if( config->listTests() )
listedCount = listedCount.valueOr(0) + listTests( *config );
if( config->listTestNamesOnly() )
listedCount = listedCount.valueOr(0) + listTestsNamesOnly( *config );
if( config->listTags() )
listedCount = listedCount.valueOr(0) + listTags( *config );
if( config->listReporters() )
listedCount = listedCount.valueOr(0) + listReporters();
return listedCount;
}
} // end namespace Catch
// end catch_list.cpp
// start catch_matchers.cpp
namespace Catch {
namespace Matchers {
namespace Impl {
std::string MatcherUntypedBase::toString() const {
if( m_cachedToString.empty() )
m_cachedToString = describe();
return m_cachedToString;
}
MatcherUntypedBase::~MatcherUntypedBase() = default;
} // namespace Impl
} // namespace Matchers
using namespace Matchers;
using Matchers::Impl::MatcherBase;
} // namespace Catch
// end catch_matchers.cpp
// start catch_matchers_exception.cpp
namespace Catch {
namespace Matchers {
namespace Exception {
bool ExceptionMessageMatcher::match(std::exception const& ex) const {
return ex.what() == m_message;
}
std::string ExceptionMessageMatcher::describe() const {
return "exception message matches \"" + m_message + "\"";
}
}
Exception::ExceptionMessageMatcher Message(std::string const& message) {
return Exception::ExceptionMessageMatcher(message);
}
// namespace Exception
} // namespace Matchers
} // namespace Catch
// end catch_matchers_exception.cpp
// start catch_matchers_floating.cpp
// start catch_polyfills.hpp
namespace Catch {
bool isnan(float f);
bool isnan(double d);
}
// end catch_polyfills.hpp
// start catch_to_string.hpp
#include <string>
namespace Catch {
template <typename T>
std::string to_string(T const& t) {
#if defined(CATCH_CONFIG_CPP11_TO_STRING)
return std::to_string(t);
#else
ReusableStringStream rss;
rss << t;
return rss.str();
#endif
}
} // end namespace Catch
// end catch_to_string.hpp
#include <algorithm>
#include <cmath>
#include <cstdlib>
#include <cstdint>
#include <cstring>
#include <sstream>
#include <type_traits>
#include <iomanip>
#include <limits>
namespace Catch {
namespace {
int32_t convert(float f) {
static_assert(sizeof(float) == sizeof(int32_t), "Important ULP matcher assumption violated");
int32_t i;
std::memcpy(&i, &f, sizeof(f));
return i;
}
int64_t convert(double d) {
static_assert(sizeof(double) == sizeof(int64_t), "Important ULP matcher assumption violated");
int64_t i;
std::memcpy(&i, &d, sizeof(d));
return i;
}
template <typename FP>
bool almostEqualUlps(FP lhs, FP rhs, uint64_t maxUlpDiff) {
// Comparison with NaN should always be false.
// This way we can rule it out before getting into the ugly details
if (Catch::isnan(lhs) || Catch::isnan(rhs)) {
return false;
}
auto lc = convert(lhs);
auto rc = convert(rhs);
if ((lc < 0) != (rc < 0)) {
// Potentially we can have +0 and -0
return lhs == rhs;
}
auto ulpDiff = std::abs(lc - rc);
return static_cast<uint64_t>(ulpDiff) <= maxUlpDiff;
}
#if defined(CATCH_CONFIG_GLOBAL_NEXTAFTER)
float nextafter(float x, float y) {
return ::nextafterf(x, y);
}
double nextafter(double x, double y) {
return ::nextafter(x, y);
}
#endif // ^^^ CATCH_CONFIG_GLOBAL_NEXTAFTER ^^^
template <typename FP>
FP step(FP start, FP direction, uint64_t steps) {
for (uint64_t i = 0; i < steps; ++i) {
#if defined(CATCH_CONFIG_GLOBAL_NEXTAFTER)
start = Catch::nextafter(start, direction);
#else
start = std::nextafter(start, direction);
#endif
}
return start;
}
// Performs equivalent check of std::fabs(lhs - rhs) <= margin
// But without the subtraction to allow for INFINITY in comparison
bool marginComparison(double lhs, double rhs, double margin) {
return (lhs + margin >= rhs) && (rhs + margin >= lhs);
}
template <typename FloatingPoint>
void write(std::ostream& out, FloatingPoint num) {
out << std::scientific
<< std::setprecision(std::numeric_limits<FloatingPoint>::max_digits10 - 1)
<< num;
}
} // end anonymous namespace
namespace Matchers {
namespace Floating {
enum class FloatingPointKind : uint8_t {
Float,
Double
};
WithinAbsMatcher::WithinAbsMatcher(double target, double margin)
:m_target{ target }, m_margin{ margin } {
CATCH_ENFORCE(margin >= 0, "Invalid margin: " << margin << '.'
<< " Margin has to be non-negative.");
}
// Performs equivalent check of std::fabs(lhs - rhs) <= margin
// But without the subtraction to allow for INFINITY in comparison
bool WithinAbsMatcher::match(double const& matchee) const {
return (matchee + m_margin >= m_target) && (m_target + m_margin >= matchee);
}
std::string WithinAbsMatcher::describe() const {
return "is within " + ::Catch::Detail::stringify(m_margin) + " of " + ::Catch::Detail::stringify(m_target);
}
WithinUlpsMatcher::WithinUlpsMatcher(double target, uint64_t ulps, FloatingPointKind baseType)
:m_target{ target }, m_ulps{ ulps }, m_type{ baseType } {
CATCH_ENFORCE(m_type == FloatingPointKind::Double
|| m_ulps < (std::numeric_limits<uint32_t>::max)(),
"Provided ULP is impossibly large for a float comparison.");
}
#if defined(__clang__)
#pragma clang diagnostic push
// Clang <3.5 reports on the default branch in the switch below
#pragma clang diagnostic ignored "-Wunreachable-code"
#endif
bool WithinUlpsMatcher::match(double const& matchee) const {
switch (m_type) {
case FloatingPointKind::Float:
return almostEqualUlps<float>(static_cast<float>(matchee), static_cast<float>(m_target), m_ulps);
case FloatingPointKind::Double:
return almostEqualUlps<double>(matchee, m_target, m_ulps);
default:
CATCH_INTERNAL_ERROR( "Unknown FloatingPointKind value" );
}
}
#if defined(__clang__)
#pragma clang diagnostic pop
#endif
std::string WithinUlpsMatcher::describe() const {
std::stringstream ret;
ret << "is within " << m_ulps << " ULPs of ";
if (m_type == FloatingPointKind::Float) {
write(ret, static_cast<float>(m_target));
ret << 'f';
} else {
write(ret, m_target);
}
ret << " ([";
if (m_type == FloatingPointKind::Double) {
write(ret, step(m_target, static_cast<double>(-INFINITY), m_ulps));
ret << ", ";
write(ret, step(m_target, static_cast<double>( INFINITY), m_ulps));
} else {
// We have to cast INFINITY to float because of MinGW, see #1782
write(ret, step(static_cast<float>(m_target), static_cast<float>(-INFINITY), m_ulps));
ret << ", ";
write(ret, step(static_cast<float>(m_target), static_cast<float>( INFINITY), m_ulps));
}
ret << "])";
return ret.str();
}
WithinRelMatcher::WithinRelMatcher(double target, double epsilon):
m_target(target),
m_epsilon(epsilon){
CATCH_ENFORCE(m_epsilon >= 0., "Relative comparison with epsilon < 0 does not make sense.");
CATCH_ENFORCE(m_epsilon < 1., "Relative comparison with epsilon >= 1 does not make sense.");
}
bool WithinRelMatcher::match(double const& matchee) const {
const auto relMargin = m_epsilon * (std::max)(std::fabs(matchee), std::fabs(m_target));
return marginComparison(matchee, m_target,
std::isinf(relMargin)? 0 : relMargin);
}
std::string WithinRelMatcher::describe() const {
Catch::ReusableStringStream sstr;
sstr << "and " << m_target << " are within " << m_epsilon * 100. << "% of each other";
return sstr.str();
}
}// namespace Floating
Floating::WithinUlpsMatcher WithinULP(double target, uint64_t maxUlpDiff) {
return Floating::WithinUlpsMatcher(target, maxUlpDiff, Floating::FloatingPointKind::Double);
}
Floating::WithinUlpsMatcher WithinULP(float target, uint64_t maxUlpDiff) {
return Floating::WithinUlpsMatcher(target, maxUlpDiff, Floating::FloatingPointKind::Float);
}
Floating::WithinAbsMatcher WithinAbs(double target, double margin) {
return Floating::WithinAbsMatcher(target, margin);
}
Floating::WithinRelMatcher WithinRel(double target, double eps) {
return Floating::WithinRelMatcher(target, eps);
}
Floating::WithinRelMatcher WithinRel(double target) {
return Floating::WithinRelMatcher(target, std::numeric_limits<double>::epsilon() * 100);
}
Floating::WithinRelMatcher WithinRel(float target, float eps) {
return Floating::WithinRelMatcher(target, eps);
}
Floating::WithinRelMatcher WithinRel(float target) {
return Floating::WithinRelMatcher(target, std::numeric_limits<float>::epsilon() * 100);
}
} // namespace Matchers
} // namespace Catch
// end catch_matchers_floating.cpp
// start catch_matchers_generic.cpp
std::string Catch::Matchers::Generic::Detail::finalizeDescription(const std::string& desc) {
if (desc.empty()) {
return "matches undescribed predicate";
} else {
return "matches predicate: \"" + desc + '"';
}
}
// end catch_matchers_generic.cpp
// start catch_matchers_string.cpp
#include <regex>
namespace Catch {
namespace Matchers {
namespace StdString {
CasedString::CasedString( std::string const& str, CaseSensitive::Choice caseSensitivity )
: m_caseSensitivity( caseSensitivity ),
m_str( adjustString( str ) )
{}
std::string CasedString::adjustString( std::string const& str ) const {
return m_caseSensitivity == CaseSensitive::No
? toLower( str )
: str;
}
std::string CasedString::caseSensitivitySuffix() const {
return m_caseSensitivity == CaseSensitive::No
? " (case insensitive)"
: std::string();
}
StringMatcherBase::StringMatcherBase( std::string const& operation, CasedString const& comparator )
: m_comparator( comparator ),
m_operation( operation ) {
}
std::string StringMatcherBase::describe() const {
std::string description;
description.reserve(5 + m_operation.size() + m_comparator.m_str.size() +
m_comparator.caseSensitivitySuffix().size());
description += m_operation;
description += ": \"";
description += m_comparator.m_str;
description += "\"";
description += m_comparator.caseSensitivitySuffix();
return description;
}
EqualsMatcher::EqualsMatcher( CasedString const& comparator ) : StringMatcherBase( "equals", comparator ) {}
bool EqualsMatcher::match( std::string const& source ) const {
return m_comparator.adjustString( source ) == m_comparator.m_str;
}
ContainsMatcher::ContainsMatcher( CasedString const& comparator ) : StringMatcherBase( "contains", comparator ) {}
bool ContainsMatcher::match( std::string const& source ) const {
return contains( m_comparator.adjustString( source ), m_comparator.m_str );
}
StartsWithMatcher::StartsWithMatcher( CasedString const& comparator ) : StringMatcherBase( "starts with", comparator ) {}
bool StartsWithMatcher::match( std::string const& source ) const {
return startsWith( m_comparator.adjustString( source ), m_comparator.m_str );
}
EndsWithMatcher::EndsWithMatcher( CasedString const& comparator ) : StringMatcherBase( "ends with", comparator ) {}
bool EndsWithMatcher::match( std::string const& source ) const {
return endsWith( m_comparator.adjustString( source ), m_comparator.m_str );
}
RegexMatcher::RegexMatcher(std::string regex, CaseSensitive::Choice caseSensitivity): m_regex(std::move(regex)), m_caseSensitivity(caseSensitivity) {}
bool RegexMatcher::match(std::string const& matchee) const {
auto flags = std::regex::ECMAScript; // ECMAScript is the default syntax option anyway
if (m_caseSensitivity == CaseSensitive::Choice::No) {
flags |= std::regex::icase;
}
auto reg = std::regex(m_regex, flags);
return std::regex_match(matchee, reg);
}
std::string RegexMatcher::describe() const {
return "matches " + ::Catch::Detail::stringify(m_regex) + ((m_caseSensitivity == CaseSensitive::Choice::Yes)? " case sensitively" : " case insensitively");
}
} // namespace StdString
StdString::EqualsMatcher Equals( std::string const& str, CaseSensitive::Choice caseSensitivity ) {
return StdString::EqualsMatcher( StdString::CasedString( str, caseSensitivity) );
}
StdString::ContainsMatcher Contains( std::string const& str, CaseSensitive::Choice caseSensitivity ) {
return StdString::ContainsMatcher( StdString::CasedString( str, caseSensitivity) );
}
StdString::EndsWithMatcher EndsWith( std::string const& str, CaseSensitive::Choice caseSensitivity ) {
return StdString::EndsWithMatcher( StdString::CasedString( str, caseSensitivity) );
}
StdString::StartsWithMatcher StartsWith( std::string const& str, CaseSensitive::Choice caseSensitivity ) {
return StdString::StartsWithMatcher( StdString::CasedString( str, caseSensitivity) );
}
StdString::RegexMatcher Matches(std::string const& regex, CaseSensitive::Choice caseSensitivity) {
return StdString::RegexMatcher(regex, caseSensitivity);
}
} // namespace Matchers
} // namespace Catch
// end catch_matchers_string.cpp
// start catch_message.cpp
// start catch_uncaught_exceptions.h
namespace Catch {
bool uncaught_exceptions();
} // end namespace Catch
// end catch_uncaught_exceptions.h
#include <cassert>
#include <stack>
namespace Catch {
MessageInfo::MessageInfo( StringRef const& _macroName,
SourceLineInfo const& _lineInfo,
ResultWas::OfType _type )
: macroName( _macroName ),
lineInfo( _lineInfo ),
type( _type ),
sequence( ++globalCount )
{}
bool MessageInfo::operator==( MessageInfo const& other ) const {
return sequence == other.sequence;
}
bool MessageInfo::operator<( MessageInfo const& other ) const {
return sequence < other.sequence;
}
// This may need protecting if threading support is added
unsigned int MessageInfo::globalCount = 0;
////////////////////////////////////////////////////////////////////////////
Catch::MessageBuilder::MessageBuilder( StringRef const& macroName,
SourceLineInfo const& lineInfo,
ResultWas::OfType type )
:m_info(macroName, lineInfo, type) {}
////////////////////////////////////////////////////////////////////////////
ScopedMessage::ScopedMessage( MessageBuilder const& builder )
: m_info( builder.m_info ), m_moved()
{
m_info.message = builder.m_stream.str();
getResultCapture().pushScopedMessage( m_info );
}
ScopedMessage::ScopedMessage( ScopedMessage&& old )
: m_info( old.m_info ), m_moved()
{
old.m_moved = true;
}
ScopedMessage::~ScopedMessage() {
if ( !uncaught_exceptions() && !m_moved ){
getResultCapture().popScopedMessage(m_info);
}
}
Capturer::Capturer( StringRef macroName, SourceLineInfo const& lineInfo, ResultWas::OfType resultType, StringRef names ) {
auto trimmed = [&] (size_t start, size_t end) {
while (names[start] == ',' || isspace(names[start])) {
++start;
}
while (names[end] == ',' || isspace(names[end])) {
--end;
}
return names.substr(start, end - start + 1);
};
auto skipq = [&] (size_t start, char quote) {
for (auto i = start + 1; i < names.size() ; ++i) {
if (names[i] == quote)
return i;
if (names[i] == '\\')
++i;
}
CATCH_INTERNAL_ERROR("CAPTURE parsing encountered unmatched quote");
};
size_t start = 0;
std::stack<char> openings;
for (size_t pos = 0; pos < names.size(); ++pos) {
char c = names[pos];
switch (c) {
case '[':
case '{':
case '(':
// It is basically impossible to disambiguate between
// comparison and start of template args in this context
// case '<':
openings.push(c);
break;
case ']':
case '}':
case ')':
// case '>':
openings.pop();
break;
case '"':
case '\'':
pos = skipq(pos, c);
break;
case ',':
if (start != pos && openings.empty()) {
m_messages.emplace_back(macroName, lineInfo, resultType);
m_messages.back().message = static_cast<std::string>(trimmed(start, pos));
m_messages.back().message += " := ";
start = pos;
}
}
}
assert(openings.empty() && "Mismatched openings");
m_messages.emplace_back(macroName, lineInfo, resultType);
m_messages.back().message = static_cast<std::string>(trimmed(start, names.size() - 1));
m_messages.back().message += " := ";
}
Capturer::~Capturer() {
if ( !uncaught_exceptions() ){
assert( m_captured == m_messages.size() );
for( size_t i = 0; i < m_captured; ++i )
m_resultCapture.popScopedMessage( m_messages[i] );
}
}
void Capturer::captureValue( size_t index, std::string const& value ) {
assert( index < m_messages.size() );
m_messages[index].message += value;
m_resultCapture.pushScopedMessage( m_messages[index] );
m_captured++;
}
} // end namespace Catch
// end catch_message.cpp
// start catch_output_redirect.cpp
// start catch_output_redirect.h
#ifndef TWOBLUECUBES_CATCH_OUTPUT_REDIRECT_H
#define TWOBLUECUBES_CATCH_OUTPUT_REDIRECT_H
#include <cstdio>
#include <iosfwd>
#include <string>
namespace Catch {
class RedirectedStream {
std::ostream& m_originalStream;
std::ostream& m_redirectionStream;
std::streambuf* m_prevBuf;
public:
RedirectedStream( std::ostream& originalStream, std::ostream& redirectionStream );
~RedirectedStream();
};
class RedirectedStdOut {
ReusableStringStream m_rss;
RedirectedStream m_cout;
public:
RedirectedStdOut();
auto str() const -> std::string;
};
// StdErr has two constituent streams in C++, std::cerr and std::clog
// This means that we need to redirect 2 streams into 1 to keep proper
// order of writes
class RedirectedStdErr {
ReusableStringStream m_rss;
RedirectedStream m_cerr;
RedirectedStream m_clog;
public:
RedirectedStdErr();
auto str() const -> std::string;
};
class RedirectedStreams {
public:
RedirectedStreams(RedirectedStreams const&) = delete;
RedirectedStreams& operator=(RedirectedStreams const&) = delete;
RedirectedStreams(RedirectedStreams&&) = delete;
RedirectedStreams& operator=(RedirectedStreams&&) = delete;
RedirectedStreams(std::string& redirectedCout, std::string& redirectedCerr);
~RedirectedStreams();
private:
std::string& m_redirectedCout;
std::string& m_redirectedCerr;
RedirectedStdOut m_redirectedStdOut;
RedirectedStdErr m_redirectedStdErr;
};
#if defined(CATCH_CONFIG_NEW_CAPTURE)
// Windows's implementation of std::tmpfile is terrible (it tries
// to create a file inside system folder, thus requiring elevated
// privileges for the binary), so we have to use tmpnam(_s) and
// create the file ourselves there.
class TempFile {
public:
TempFile(TempFile const&) = delete;
TempFile& operator=(TempFile const&) = delete;
TempFile(TempFile&&) = delete;
TempFile& operator=(TempFile&&) = delete;
TempFile();
~TempFile();
std::FILE* getFile();
std::string getContents();
private:
std::FILE* m_file = nullptr;
#if defined(_MSC_VER)
char m_buffer[L_tmpnam] = { 0 };
#endif
};
class OutputRedirect {
public:
OutputRedirect(OutputRedirect const&) = delete;
OutputRedirect& operator=(OutputRedirect const&) = delete;
OutputRedirect(OutputRedirect&&) = delete;
OutputRedirect& operator=(OutputRedirect&&) = delete;
OutputRedirect(std::string& stdout_dest, std::string& stderr_dest);
~OutputRedirect();
private:
int m_originalStdout = -1;
int m_originalStderr = -1;
TempFile m_stdoutFile;
TempFile m_stderrFile;
std::string& m_stdoutDest;
std::string& m_stderrDest;
};
#endif
} // end namespace Catch
#endif // TWOBLUECUBES_CATCH_OUTPUT_REDIRECT_H
// end catch_output_redirect.h
#include <cstdio>
#include <cstring>
#include <fstream>
#include <sstream>
#include <stdexcept>
#if defined(CATCH_CONFIG_NEW_CAPTURE)
#if defined(_MSC_VER)
#include <io.h> //_dup and _dup2
#define dup _dup
#define dup2 _dup2
#define fileno _fileno
#else
#include <unistd.h> // dup and dup2
#endif
#endif
namespace Catch {
RedirectedStream::RedirectedStream( std::ostream& originalStream, std::ostream& redirectionStream )
: m_originalStream( originalStream ),
m_redirectionStream( redirectionStream ),
m_prevBuf( m_originalStream.rdbuf() )
{
m_originalStream.rdbuf( m_redirectionStream.rdbuf() );
}
RedirectedStream::~RedirectedStream() {
m_originalStream.rdbuf( m_prevBuf );
}
RedirectedStdOut::RedirectedStdOut() : m_cout( Catch::cout(), m_rss.get() ) {}
auto RedirectedStdOut::str() const -> std::string { return m_rss.str(); }
RedirectedStdErr::RedirectedStdErr()
: m_cerr( Catch::cerr(), m_rss.get() ),
m_clog( Catch::clog(), m_rss.get() )
{}
auto RedirectedStdErr::str() const -> std::string { return m_rss.str(); }
RedirectedStreams::RedirectedStreams(std::string& redirectedCout, std::string& redirectedCerr)
: m_redirectedCout(redirectedCout),
m_redirectedCerr(redirectedCerr)
{}
RedirectedStreams::~RedirectedStreams() {
m_redirectedCout += m_redirectedStdOut.str();
m_redirectedCerr += m_redirectedStdErr.str();
}
#if defined(CATCH_CONFIG_NEW_CAPTURE)
#if defined(_MSC_VER)
TempFile::TempFile() {
if (tmpnam_s(m_buffer)) {
CATCH_RUNTIME_ERROR("Could not get a temp filename");
}
if (fopen_s(&m_file, m_buffer, "w")) {
char buffer[100];
if (strerror_s(buffer, errno)) {
CATCH_RUNTIME_ERROR("Could not translate errno to a string");
}
CATCH_RUNTIME_ERROR("Could not open the temp file: '" << m_buffer << "' because: " << buffer);
}
}
#else
TempFile::TempFile() {
m_file = std::tmpfile();
if (!m_file) {
CATCH_RUNTIME_ERROR("Could not create a temp file.");
}
}
#endif
TempFile::~TempFile() {
// TBD: What to do about errors here?
std::fclose(m_file);
// We manually create the file on Windows only, on Linux
// it will be autodeleted
#if defined(_MSC_VER)
std::remove(m_buffer);
#endif
}
FILE* TempFile::getFile() {
return m_file;
}
std::string TempFile::getContents() {
std::stringstream sstr;
char buffer[100] = {};
std::rewind(m_file);
while (std::fgets(buffer, sizeof(buffer), m_file)) {
sstr << buffer;
}
return sstr.str();
}
OutputRedirect::OutputRedirect(std::string& stdout_dest, std::string& stderr_dest) :
m_originalStdout(dup(1)),
m_originalStderr(dup(2)),
m_stdoutDest(stdout_dest),
m_stderrDest(stderr_dest) {
dup2(fileno(m_stdoutFile.getFile()), 1);
dup2(fileno(m_stderrFile.getFile()), 2);
}
OutputRedirect::~OutputRedirect() {
Catch::cout() << std::flush;
fflush(stdout);
// Since we support overriding these streams, we flush cerr
// even though std::cerr is unbuffered
Catch::cerr() << std::flush;
Catch::clog() << std::flush;
fflush(stderr);
dup2(m_originalStdout, 1);
dup2(m_originalStderr, 2);
m_stdoutDest += m_stdoutFile.getContents();
m_stderrDest += m_stderrFile.getContents();
}
#endif // CATCH_CONFIG_NEW_CAPTURE
} // namespace Catch
#if defined(CATCH_CONFIG_NEW_CAPTURE)
#if defined(_MSC_VER)
#undef dup
#undef dup2
#undef fileno
#endif
#endif
// end catch_output_redirect.cpp
// start catch_polyfills.cpp
#include <cmath>
namespace Catch {
#if !defined(CATCH_CONFIG_POLYFILL_ISNAN)
bool isnan(float f) {
return std::isnan(f);
}
bool isnan(double d) {
return std::isnan(d);
}
#else
// For now we only use this for embarcadero
bool isnan(float f) {
return std::_isnan(f);
}
bool isnan(double d) {
return std::_isnan(d);
}
#endif
} // end namespace Catch
// end catch_polyfills.cpp
// start catch_random_number_generator.cpp
namespace Catch {
namespace {
#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable:4146) // we negate uint32 during the rotate
#endif
// Safe rotr implementation thanks to John Regehr
uint32_t rotate_right(uint32_t val, uint32_t count) {
const uint32_t mask = 31;
count &= mask;
return (val >> count) | (val << (-count & mask));
}
#if defined(_MSC_VER)
#pragma warning(pop)
#endif
}
SimplePcg32::SimplePcg32(result_type seed_) {
seed(seed_);
}
void SimplePcg32::seed(result_type seed_) {
m_state = 0;
(*this)();
m_state += seed_;
(*this)();
}
void SimplePcg32::discard(uint64_t skip) {
// We could implement this to run in O(log n) steps, but this
// should suffice for our use case.
for (uint64_t s = 0; s < skip; ++s) {
static_cast<void>((*this)());
}
}
SimplePcg32::result_type SimplePcg32::operator()() {
// prepare the output value
const uint32_t xorshifted = static_cast<uint32_t>(((m_state >> 18u) ^ m_state) >> 27u);
const auto output = rotate_right(xorshifted, m_state >> 59u);
// advance state
m_state = m_state * 6364136223846793005ULL + s_inc;
return output;
}
bool operator==(SimplePcg32 const& lhs, SimplePcg32 const& rhs) {
return lhs.m_state == rhs.m_state;
}
bool operator!=(SimplePcg32 const& lhs, SimplePcg32 const& rhs) {
return lhs.m_state != rhs.m_state;
}
}
// end catch_random_number_generator.cpp
// start catch_registry_hub.cpp
// start catch_test_case_registry_impl.h
#include <vector>
#include <set>
#include <algorithm>
#include <ios>
namespace Catch {
class TestCase;
struct IConfig;
std::vector<TestCase> sortTests( IConfig const& config, std::vector<TestCase> const& unsortedTestCases );
bool isThrowSafe( TestCase const& testCase, IConfig const& config );
bool matchTest( TestCase const& testCase, TestSpec const& testSpec, IConfig const& config );
void enforceNoDuplicateTestCases( std::vector<TestCase> const& functions );
std::vector<TestCase> filterTests( std::vector<TestCase> const& testCases, TestSpec const& testSpec, IConfig const& config );
std::vector<TestCase> const& getAllTestCasesSorted( IConfig const& config );
class TestRegistry : public ITestCaseRegistry {
public:
virtual ~TestRegistry() = default;
virtual void registerTest( TestCase const& testCase );
std::vector<TestCase> const& getAllTests() const override;
std::vector<TestCase> const& getAllTestsSorted( IConfig const& config ) const override;
private:
std::vector<TestCase> m_functions;
mutable RunTests::InWhatOrder m_currentSortOrder = RunTests::InDeclarationOrder;
mutable std::vector<TestCase> m_sortedFunctions;
std::size_t m_unnamedCount = 0;
std::ios_base::Init m_ostreamInit; // Forces cout/ cerr to be initialised
};
///////////////////////////////////////////////////////////////////////////
class TestInvokerAsFunction : public ITestInvoker {
void(*m_testAsFunction)();
public:
TestInvokerAsFunction( void(*testAsFunction)() ) noexcept;
void invoke() const override;
};
std::string extractClassName( StringRef const& classOrQualifiedMethodName );
///////////////////////////////////////////////////////////////////////////
} // end namespace Catch
// end catch_test_case_registry_impl.h
// start catch_reporter_registry.h
#include <map>
namespace Catch {
class ReporterRegistry : public IReporterRegistry {
public:
~ReporterRegistry() override;
IStreamingReporterPtr create( std::string const& name, IConfigPtr const& config ) const override;
void registerReporter( std::string const& name, IReporterFactoryPtr const& factory );
void registerListener( IReporterFactoryPtr const& factory );
FactoryMap const& getFactories() const override;
Listeners const& getListeners() const override;
private:
FactoryMap m_factories;
Listeners m_listeners;
};
}
// end catch_reporter_registry.h
// start catch_tag_alias_registry.h
// start catch_tag_alias.h
#include <string>
namespace Catch {
struct TagAlias {
TagAlias(std::string const& _tag, SourceLineInfo _lineInfo);
std::string tag;
SourceLineInfo lineInfo;
};
} // end namespace Catch
// end catch_tag_alias.h
#include <map>
namespace Catch {
class TagAliasRegistry : public ITagAliasRegistry {
public:
~TagAliasRegistry() override;
TagAlias const* find( std::string const& alias ) const override;
std::string expandAliases( std::string const& unexpandedTestSpec ) const override;
void add( std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo );
private:
std::map<std::string, TagAlias> m_registry;
};
} // end namespace Catch
// end catch_tag_alias_registry.h
// start catch_startup_exception_registry.h
#include <vector>
#include <exception>
namespace Catch {
class StartupExceptionRegistry {
public:
void add(std::exception_ptr const& exception) noexcept;
std::vector<std::exception_ptr> const& getExceptions() const noexcept;
private:
std::vector<std::exception_ptr> m_exceptions;
};
} // end namespace Catch
// end catch_startup_exception_registry.h
// start catch_singletons.hpp
namespace Catch {
struct ISingleton {
virtual ~ISingleton();
};
void addSingleton( ISingleton* singleton );
void cleanupSingletons();
template<typename SingletonImplT, typename InterfaceT = SingletonImplT, typename MutableInterfaceT = InterfaceT>
class Singleton : SingletonImplT, public ISingleton {
static auto getInternal() -> Singleton* {
static Singleton* s_instance = nullptr;
if( !s_instance ) {
s_instance = new Singleton;
addSingleton( s_instance );
}
return s_instance;
}
public:
static auto get() -> InterfaceT const& {
return *getInternal();
}
static auto getMutable() -> MutableInterfaceT& {
return *getInternal();
}
};
} // namespace Catch
// end catch_singletons.hpp
namespace Catch {
namespace {
class RegistryHub : public IRegistryHub, public IMutableRegistryHub,
private NonCopyable {
public: // IRegistryHub
RegistryHub() = default;
IReporterRegistry const& getReporterRegistry() const override {
return m_reporterRegistry;
}
ITestCaseRegistry const& getTestCaseRegistry() const override {
return m_testCaseRegistry;
}
IExceptionTranslatorRegistry const& getExceptionTranslatorRegistry() const override {
return m_exceptionTranslatorRegistry;
}
ITagAliasRegistry const& getTagAliasRegistry() const override {
return m_tagAliasRegistry;
}
StartupExceptionRegistry const& getStartupExceptionRegistry() const override {
return m_exceptionRegistry;
}
public: // IMutableRegistryHub
void registerReporter( std::string const& name, IReporterFactoryPtr const& factory ) override {
m_reporterRegistry.registerReporter( name, factory );
}
void registerListener( IReporterFactoryPtr const& factory ) override {
m_reporterRegistry.registerListener( factory );
}
void registerTest( TestCase const& testInfo ) override {
m_testCaseRegistry.registerTest( testInfo );
}
void registerTranslator( const IExceptionTranslator* translator ) override {
m_exceptionTranslatorRegistry.registerTranslator( translator );
}
void registerTagAlias( std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo ) override {
m_tagAliasRegistry.add( alias, tag, lineInfo );
}
void registerStartupException() noexcept override {
m_exceptionRegistry.add(std::current_exception());
}
IMutableEnumValuesRegistry& getMutableEnumValuesRegistry() override {
return m_enumValuesRegistry;
}
private:
TestRegistry m_testCaseRegistry;
ReporterRegistry m_reporterRegistry;
ExceptionTranslatorRegistry m_exceptionTranslatorRegistry;
TagAliasRegistry m_tagAliasRegistry;
StartupExceptionRegistry m_exceptionRegistry;
Detail::EnumValuesRegistry m_enumValuesRegistry;
};
}
using RegistryHubSingleton = Singleton<RegistryHub, IRegistryHub, IMutableRegistryHub>;
IRegistryHub const& getRegistryHub() {
return RegistryHubSingleton::get();
}
IMutableRegistryHub& getMutableRegistryHub() {
return RegistryHubSingleton::getMutable();
}
void cleanUp() {
cleanupSingletons();
cleanUpContext();
}
std::string translateActiveException() {
return getRegistryHub().getExceptionTranslatorRegistry().translateActiveException();
}
} // end namespace Catch
// end catch_registry_hub.cpp
// start catch_reporter_registry.cpp
namespace Catch {
ReporterRegistry::~ReporterRegistry() = default;
IStreamingReporterPtr ReporterRegistry::create( std::string const& name, IConfigPtr const& config ) const {
auto it = m_factories.find( name );
if( it == m_factories.end() )
return nullptr;
return it->second->create( ReporterConfig( config ) );
}
void ReporterRegistry::registerReporter( std::string const& name, IReporterFactoryPtr const& factory ) {
m_factories.emplace(name, factory);
}
void ReporterRegistry::registerListener( IReporterFactoryPtr const& factory ) {
m_listeners.push_back( factory );
}
IReporterRegistry::FactoryMap const& ReporterRegistry::getFactories() const {
return m_factories;
}
IReporterRegistry::Listeners const& ReporterRegistry::getListeners() const {
return m_listeners;
}
}
// end catch_reporter_registry.cpp
// start catch_result_type.cpp
namespace Catch {
bool isOk( ResultWas::OfType resultType ) {
return ( resultType & ResultWas::FailureBit ) == 0;
}
bool isJustInfo( int flags ) {
return flags == ResultWas::Info;
}
ResultDisposition::Flags operator | ( ResultDisposition::Flags lhs, ResultDisposition::Flags rhs ) {
return static_cast<ResultDisposition::Flags>( static_cast<int>( lhs ) | static_cast<int>( rhs ) );
}
bool shouldContinueOnFailure( int flags ) { return ( flags & ResultDisposition::ContinueOnFailure ) != 0; }
bool shouldSuppressFailure( int flags ) { return ( flags & ResultDisposition::SuppressFail ) != 0; }
} // end namespace Catch
// end catch_result_type.cpp
// start catch_run_context.cpp
#include <cassert>
#include <algorithm>
#include <sstream>
namespace Catch {
namespace Generators {
struct GeneratorTracker : TestCaseTracking::TrackerBase, IGeneratorTracker {
GeneratorBasePtr m_generator;
GeneratorTracker( TestCaseTracking::NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent )
: TrackerBase( nameAndLocation, ctx, parent )
{}
~GeneratorTracker();
static GeneratorTracker& acquire( TrackerContext& ctx, TestCaseTracking::NameAndLocation const& nameAndLocation ) {
std::shared_ptr<GeneratorTracker> tracker;
ITracker& currentTracker = ctx.currentTracker();
if( TestCaseTracking::ITrackerPtr childTracker = currentTracker.findChild( nameAndLocation ) ) {
assert( childTracker );
assert( childTracker->isGeneratorTracker() );
tracker = std::static_pointer_cast<GeneratorTracker>( childTracker );
}
else {
tracker = std::make_shared<GeneratorTracker>( nameAndLocation, ctx, &currentTracker );
currentTracker.addChild( tracker );
}
if( !ctx.completedCycle() && !tracker->isComplete() ) {
tracker->open();
}
return *tracker;
}
// TrackerBase interface
bool isGeneratorTracker() const override { return true; }
auto hasGenerator() const -> bool override {
return !!m_generator;
}
void close() override {
TrackerBase::close();
// Generator interface only finds out if it has another item on atual move
if (m_runState == CompletedSuccessfully && m_generator->next()) {
m_children.clear();
m_runState = Executing;
}
}
// IGeneratorTracker interface
auto getGenerator() const -> GeneratorBasePtr const& override {
return m_generator;
}
void setGenerator( GeneratorBasePtr&& generator ) override {
m_generator = std::move( generator );
}
};
GeneratorTracker::~GeneratorTracker() {}
}
RunContext::RunContext(IConfigPtr const& _config, IStreamingReporterPtr&& reporter)
: m_runInfo(_config->name()),
m_context(getCurrentMutableContext()),
m_config(_config),
m_reporter(std::move(reporter)),
m_lastAssertionInfo{ StringRef(), SourceLineInfo("",0), StringRef(), ResultDisposition::Normal },
m_includeSuccessfulResults( m_config->includeSuccessfulResults() || m_reporter->getPreferences().shouldReportAllAssertions )
{
m_context.setRunner(this);
m_context.setConfig(m_config);
m_context.setResultCapture(this);
m_reporter->testRunStarting(m_runInfo);
}
RunContext::~RunContext() {
m_reporter->testRunEnded(TestRunStats(m_runInfo, m_totals, aborting()));
}
void RunContext::testGroupStarting(std::string const& testSpec, std::size_t groupIndex, std::size_t groupsCount) {
m_reporter->testGroupStarting(GroupInfo(testSpec, groupIndex, groupsCount));
}
void RunContext::testGroupEnded(std::string const& testSpec, Totals const& totals, std::size_t groupIndex, std::size_t groupsCount) {
m_reporter->testGroupEnded(TestGroupStats(GroupInfo(testSpec, groupIndex, groupsCount), totals, aborting()));
}
Totals RunContext::runTest(TestCase const& testCase) {
Totals prevTotals = m_totals;
std::string redirectedCout;
std::string redirectedCerr;
auto const& testInfo = testCase.getTestCaseInfo();
m_reporter->testCaseStarting(testInfo);
m_activeTestCase = &testCase;
ITracker& rootTracker = m_trackerContext.startRun();
assert(rootTracker.isSectionTracker());
static_cast<SectionTracker&>(rootTracker).addInitialFilters(m_config->getSectionsToRun());
do {
m_trackerContext.startCycle();
m_testCaseTracker = &SectionTracker::acquire(m_trackerContext, TestCaseTracking::NameAndLocation(testInfo.name, testInfo.lineInfo));
runCurrentTest(redirectedCout, redirectedCerr);
} while (!m_testCaseTracker->isSuccessfullyCompleted() && !aborting());
Totals deltaTotals = m_totals.delta(prevTotals);
if (testInfo.expectedToFail() && deltaTotals.testCases.passed > 0) {
deltaTotals.assertions.failed++;
deltaTotals.testCases.passed--;
deltaTotals.testCases.failed++;
}
m_totals.testCases += deltaTotals.testCases;
m_reporter->testCaseEnded(TestCaseStats(testInfo,
deltaTotals,
redirectedCout,
redirectedCerr,
aborting()));
m_activeTestCase = nullptr;
m_testCaseTracker = nullptr;
return deltaTotals;
}
IConfigPtr RunContext::config() const {
return m_config;
}
IStreamingReporter& RunContext::reporter() const {
return *m_reporter;
}
void RunContext::assertionEnded(AssertionResult const & result) {
if (result.getResultType() == ResultWas::Ok) {
m_totals.assertions.passed++;
m_lastAssertionPassed = true;
} else if (!result.isOk()) {
m_lastAssertionPassed = false;
if( m_activeTestCase->getTestCaseInfo().okToFail() )
m_totals.assertions.failedButOk++;
else
m_totals.assertions.failed++;
}
else {
m_lastAssertionPassed = true;
}
// We have no use for the return value (whether messages should be cleared), because messages were made scoped
// and should be let to clear themselves out.
static_cast<void>(m_reporter->assertionEnded(AssertionStats(result, m_messages, m_totals)));
if (result.getResultType() != ResultWas::Warning)
m_messageScopes.clear();
// Reset working state
resetAssertionInfo();
m_lastResult = result;
}
void RunContext::resetAssertionInfo() {
m_lastAssertionInfo.macroName = StringRef();
m_lastAssertionInfo.capturedExpression = "{Unknown expression after the reported line}"_sr;
}
bool RunContext::sectionStarted(SectionInfo const & sectionInfo, Counts & assertions) {
ITracker& sectionTracker = SectionTracker::acquire(m_trackerContext, TestCaseTracking::NameAndLocation(sectionInfo.name, sectionInfo.lineInfo));
if (!sectionTracker.isOpen())
return false;
m_activeSections.push_back(&sectionTracker);
m_lastAssertionInfo.lineInfo = sectionInfo.lineInfo;
m_reporter->sectionStarting(sectionInfo);
assertions = m_totals.assertions;
return true;
}
auto RunContext::acquireGeneratorTracker( SourceLineInfo const& lineInfo ) -> IGeneratorTracker& {
using namespace Generators;
GeneratorTracker& tracker = GeneratorTracker::acquire( m_trackerContext, TestCaseTracking::NameAndLocation( "generator", lineInfo ) );
assert( tracker.isOpen() );
m_lastAssertionInfo.lineInfo = lineInfo;
return tracker;
}
bool RunContext::testForMissingAssertions(Counts& assertions) {
if (assertions.total() != 0)
return false;
if (!m_config->warnAboutMissingAssertions())
return false;
if (m_trackerContext.currentTracker().hasChildren())
return false;
m_totals.assertions.failed++;
assertions.failed++;
return true;
}
void RunContext::sectionEnded(SectionEndInfo const & endInfo) {
Counts assertions = m_totals.assertions - endInfo.prevAssertions;
bool missingAssertions = testForMissingAssertions(assertions);
if (!m_activeSections.empty()) {
m_activeSections.back()->close();
m_activeSections.pop_back();
}
m_reporter->sectionEnded(SectionStats(endInfo.sectionInfo, assertions, endInfo.durationInSeconds, missingAssertions));
m_messages.clear();
m_messageScopes.clear();
}
void RunContext::sectionEndedEarly(SectionEndInfo const & endInfo) {
if (m_unfinishedSections.empty())
m_activeSections.back()->fail();
else
m_activeSections.back()->close();
m_activeSections.pop_back();
m_unfinishedSections.push_back(endInfo);
}
#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
void RunContext::benchmarkPreparing(std::string const& name) {
m_reporter->benchmarkPreparing(name);
}
void RunContext::benchmarkStarting( BenchmarkInfo const& info ) {
m_reporter->benchmarkStarting( info );
}
void RunContext::benchmarkEnded( BenchmarkStats<> const& stats ) {
m_reporter->benchmarkEnded( stats );
}
void RunContext::benchmarkFailed(std::string const & error) {
m_reporter->benchmarkFailed(error);
}
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING
void RunContext::pushScopedMessage(MessageInfo const & message) {
m_messages.push_back(message);
}
void RunContext::popScopedMessage(MessageInfo const & message) {
m_messages.erase(std::remove(m_messages.begin(), m_messages.end(), message), m_messages.end());
}
void RunContext::emplaceUnscopedMessage( MessageBuilder const& builder ) {
m_messageScopes.emplace_back( builder );
}
std::string RunContext::getCurrentTestName() const {
return m_activeTestCase
? m_activeTestCase->getTestCaseInfo().name
: std::string();
}
const AssertionResult * RunContext::getLastResult() const {
return &(*m_lastResult);
}
void RunContext::exceptionEarlyReported() {
m_shouldReportUnexpected = false;
}
void RunContext::handleFatalErrorCondition( StringRef message ) {
// First notify reporter that bad things happened
m_reporter->fatalErrorEncountered(message);
// Don't rebuild the result -- the stringification itself can cause more fatal errors
// Instead, fake a result data.
AssertionResultData tempResult( ResultWas::FatalErrorCondition, { false } );
tempResult.message = static_cast<std::string>(message);
AssertionResult result(m_lastAssertionInfo, tempResult);
assertionEnded(result);
handleUnfinishedSections();
// Recreate section for test case (as we will lose the one that was in scope)
auto const& testCaseInfo = m_activeTestCase->getTestCaseInfo();
SectionInfo testCaseSection(testCaseInfo.lineInfo, testCaseInfo.name);
Counts assertions;
assertions.failed = 1;
SectionStats testCaseSectionStats(testCaseSection, assertions, 0, false);
m_reporter->sectionEnded(testCaseSectionStats);
auto const& testInfo = m_activeTestCase->getTestCaseInfo();
Totals deltaTotals;
deltaTotals.testCases.failed = 1;
deltaTotals.assertions.failed = 1;
m_reporter->testCaseEnded(TestCaseStats(testInfo,
deltaTotals,
std::string(),
std::string(),
false));
m_totals.testCases.failed++;
testGroupEnded(std::string(), m_totals, 1, 1);
m_reporter->testRunEnded(TestRunStats(m_runInfo, m_totals, false));
}
bool RunContext::lastAssertionPassed() {
return m_lastAssertionPassed;
}
void RunContext::assertionPassed() {
m_lastAssertionPassed = true;
++m_totals.assertions.passed;
resetAssertionInfo();
m_messageScopes.clear();
}
bool RunContext::aborting() const {
return m_totals.assertions.failed >= static_cast<std::size_t>(m_config->abortAfter());
}
void RunContext::runCurrentTest(std::string & redirectedCout, std::string & redirectedCerr) {
auto const& testCaseInfo = m_activeTestCase->getTestCaseInfo();
SectionInfo testCaseSection(testCaseInfo.lineInfo, testCaseInfo.name);
m_reporter->sectionStarting(testCaseSection);
Counts prevAssertions = m_totals.assertions;
double duration = 0;
m_shouldReportUnexpected = true;
m_lastAssertionInfo = { "TEST_CASE"_sr, testCaseInfo.lineInfo, StringRef(), ResultDisposition::Normal };
seedRng(*m_config);
Timer timer;
CATCH_TRY {
if (m_reporter->getPreferences().shouldRedirectStdOut) {
#if !defined(CATCH_CONFIG_EXPERIMENTAL_REDIRECT)
RedirectedStreams redirectedStreams(redirectedCout, redirectedCerr);
timer.start();
invokeActiveTestCase();
#else
OutputRedirect r(redirectedCout, redirectedCerr);
timer.start();
invokeActiveTestCase();
#endif
} else {
timer.start();
invokeActiveTestCase();
}
duration = timer.getElapsedSeconds();
} CATCH_CATCH_ANON (TestFailureException&) {
// This just means the test was aborted due to failure
} CATCH_CATCH_ALL {
// Under CATCH_CONFIG_FAST_COMPILE, unexpected exceptions under REQUIRE assertions
// are reported without translation at the point of origin.
if( m_shouldReportUnexpected ) {
AssertionReaction dummyReaction;
handleUnexpectedInflightException( m_lastAssertionInfo, translateActiveException(), dummyReaction );
}
}
Counts assertions = m_totals.assertions - prevAssertions;
bool missingAssertions = testForMissingAssertions(assertions);
m_testCaseTracker->close();
handleUnfinishedSections();
m_messages.clear();
m_messageScopes.clear();
SectionStats testCaseSectionStats(testCaseSection, assertions, duration, missingAssertions);
m_reporter->sectionEnded(testCaseSectionStats);
}
void RunContext::invokeActiveTestCase() {
FatalConditionHandler fatalConditionHandler; // Handle signals
m_activeTestCase->invoke();
fatalConditionHandler.reset();
}
void RunContext::handleUnfinishedSections() {
// If sections ended prematurely due to an exception we stored their
// infos here so we can tear them down outside the unwind process.
for (auto it = m_unfinishedSections.rbegin(),
itEnd = m_unfinishedSections.rend();
it != itEnd;
++it)
sectionEnded(*it);
m_unfinishedSections.clear();
}
void RunContext::handleExpr(
AssertionInfo const& info,
ITransientExpression const& expr,
AssertionReaction& reaction
) {
m_reporter->assertionStarting( info );
bool negated = isFalseTest( info.resultDisposition );
bool result = expr.getResult() != negated;
if( result ) {
if (!m_includeSuccessfulResults) {
assertionPassed();
}
else {
reportExpr(info, ResultWas::Ok, &expr, negated);
}
}
else {
reportExpr(info, ResultWas::ExpressionFailed, &expr, negated );
populateReaction( reaction );
}
}
void RunContext::reportExpr(
AssertionInfo const &info,
ResultWas::OfType resultType,
ITransientExpression const *expr,
bool negated ) {
m_lastAssertionInfo = info;
AssertionResultData data( resultType, LazyExpression( negated ) );
AssertionResult assertionResult{ info, data };
assertionResult.m_resultData.lazyExpression.m_transientExpression = expr;
assertionEnded( assertionResult );
}
void RunContext::handleMessage(
AssertionInfo const& info,
ResultWas::OfType resultType,
StringRef const& message,
AssertionReaction& reaction
) {
m_reporter->assertionStarting( info );
m_lastAssertionInfo = info;
AssertionResultData data( resultType, LazyExpression( false ) );
data.message = static_cast<std::string>(message);
AssertionResult assertionResult{ m_lastAssertionInfo, data };
assertionEnded( assertionResult );
if( !assertionResult.isOk() )
populateReaction( reaction );
}
void RunContext::handleUnexpectedExceptionNotThrown(
AssertionInfo const& info,
AssertionReaction& reaction
) {
handleNonExpr(info, Catch::ResultWas::DidntThrowException, reaction);
}
void RunContext::handleUnexpectedInflightException(
AssertionInfo const& info,
std::string const& message,
AssertionReaction& reaction
) {
m_lastAssertionInfo = info;
AssertionResultData data( ResultWas::ThrewException, LazyExpression( false ) );
data.message = message;
AssertionResult assertionResult{ info, data };
assertionEnded( assertionResult );
populateReaction( reaction );
}
void RunContext::populateReaction( AssertionReaction& reaction ) {
reaction.shouldDebugBreak = m_config->shouldDebugBreak();
reaction.shouldThrow = aborting() || (m_lastAssertionInfo.resultDisposition & ResultDisposition::Normal);
}
void RunContext::handleIncomplete(
AssertionInfo const& info
) {
m_lastAssertionInfo = info;
AssertionResultData data( ResultWas::ThrewException, LazyExpression( false ) );
data.message = "Exception translation was disabled by CATCH_CONFIG_FAST_COMPILE";
AssertionResult assertionResult{ info, data };
assertionEnded( assertionResult );
}
void RunContext::handleNonExpr(
AssertionInfo const &info,
ResultWas::OfType resultType,
AssertionReaction &reaction
) {
m_lastAssertionInfo = info;
AssertionResultData data( resultType, LazyExpression( false ) );
AssertionResult assertionResult{ info, data };
assertionEnded( assertionResult );
if( !assertionResult.isOk() )
populateReaction( reaction );
}
IResultCapture& getResultCapture() {
if (auto* capture = getCurrentContext().getResultCapture())
return *capture;
else
CATCH_INTERNAL_ERROR("No result capture instance");
}
void seedRng(IConfig const& config) {
if (config.rngSeed() != 0) {
std::srand(config.rngSeed());
rng().seed(config.rngSeed());
}
}
unsigned int rngSeed() {
return getCurrentContext().getConfig()->rngSeed();
}
}
// end catch_run_context.cpp
// start catch_section.cpp
namespace Catch {
Section::Section( SectionInfo const& info )
: m_info( info ),
m_sectionIncluded( getResultCapture().sectionStarted( m_info, m_assertions ) )
{
m_timer.start();
}
Section::~Section() {
if( m_sectionIncluded ) {
SectionEndInfo endInfo{ m_info, m_assertions, m_timer.getElapsedSeconds() };
if( uncaught_exceptions() )
getResultCapture().sectionEndedEarly( endInfo );
else
getResultCapture().sectionEnded( endInfo );
}
}
// This indicates whether the section should be executed or not
Section::operator bool() const {
return m_sectionIncluded;
}
} // end namespace Catch
// end catch_section.cpp
// start catch_section_info.cpp
namespace Catch {
SectionInfo::SectionInfo
( SourceLineInfo const& _lineInfo,
std::string const& _name )
: name( _name ),
lineInfo( _lineInfo )
{}
} // end namespace Catch
// end catch_section_info.cpp
// start catch_session.cpp
// start catch_session.h
#include <memory>
namespace Catch {
class Session : NonCopyable {
public:
Session();
~Session() override;
void showHelp() const;
void libIdentify();
int applyCommandLine( int argc, char const * const * argv );
#if defined(CATCH_CONFIG_WCHAR) && defined(_WIN32) && defined(UNICODE)
int applyCommandLine( int argc, wchar_t const * const * argv );
#endif
void useConfigData( ConfigData const& configData );
template<typename CharT>
int run(int argc, CharT const * const argv[]) {
if (m_startupExceptions)
return 1;
int returnCode = applyCommandLine(argc, argv);
if (returnCode == 0)
returnCode = run();
return returnCode;
}
int run();
clara::Parser const& cli() const;
void cli( clara::Parser const& newParser );
ConfigData& configData();
Config& config();
private:
int runInternal();
clara::Parser m_cli;
ConfigData m_configData;
std::shared_ptr<Config> m_config;
bool m_startupExceptions = false;
};
} // end namespace Catch
// end catch_session.h
// start catch_version.h
#include <iosfwd>
namespace Catch {
// Versioning information
struct Version {
Version( Version const& ) = delete;
Version& operator=( Version const& ) = delete;
Version( unsigned int _majorVersion,
unsigned int _minorVersion,
unsigned int _patchNumber,
char const * const _branchName,
unsigned int _buildNumber );
unsigned int const majorVersion;
unsigned int const minorVersion;
unsigned int const patchNumber;
// buildNumber is only used if branchName is not null
char const * const branchName;
unsigned int const buildNumber;
friend std::ostream& operator << ( std::ostream& os, Version const& version );
};
Version const& libraryVersion();
}
// end catch_version.h
#include <cstdlib>
#include <iomanip>
#include <set>
#include <iterator>
namespace Catch {
namespace {
const int MaxExitCode = 255;
IStreamingReporterPtr createReporter(std::string const& reporterName, IConfigPtr const& config) {
auto reporter = Catch::getRegistryHub().getReporterRegistry().create(reporterName, config);
CATCH_ENFORCE(reporter, "No reporter registered with name: '" << reporterName << "'");
return reporter;
}
IStreamingReporterPtr makeReporter(std::shared_ptr<Config> const& config) {
if (Catch::getRegistryHub().getReporterRegistry().getListeners().empty()) {
return createReporter(config->getReporterName(), config);
}
// On older platforms, returning std::unique_ptr<ListeningReporter>
// when the return type is std::unique_ptr<IStreamingReporter>
// doesn't compile without a std::move call. However, this causes
// a warning on newer platforms. Thus, we have to work around
// it a bit and downcast the pointer manually.
auto ret = std::unique_ptr<IStreamingReporter>(new ListeningReporter);
auto& multi = static_cast<ListeningReporter&>(*ret);
auto const& listeners = Catch::getRegistryHub().getReporterRegistry().getListeners();
for (auto const& listener : listeners) {
multi.addListener(listener->create(Catch::ReporterConfig(config)));
}
multi.addReporter(createReporter(config->getReporterName(), config));
return ret;
}
class TestGroup {
public:
explicit TestGroup(std::shared_ptr<Config> const& config)
: m_config{config}
, m_context{config, makeReporter(config)}
{
auto const& allTestCases = getAllTestCasesSorted(*m_config);
m_matches = m_config->testSpec().matchesByFilter(allTestCases, *m_config);
auto const& invalidArgs = m_config->testSpec().getInvalidArgs();
if (m_matches.empty() && invalidArgs.empty()) {
for (auto const& test : allTestCases)
if (!test.isHidden())
m_tests.emplace(&test);
} else {
for (auto const& match : m_matches)
m_tests.insert(match.tests.begin(), match.tests.end());
}
}
Totals execute() {
auto const& invalidArgs = m_config->testSpec().getInvalidArgs();
Totals totals;
m_context.testGroupStarting(m_config->name(), 1, 1);
for (auto const& testCase : m_tests) {
if (!m_context.aborting())
totals += m_context.runTest(*testCase);
else
m_context.reporter().skipTest(*testCase);
}
for (auto const& match : m_matches) {
if (match.tests.empty()) {
m_context.reporter().noMatchingTestCases(match.name);
totals.error = -1;
}
}
if (!invalidArgs.empty()) {
for (auto const& invalidArg: invalidArgs)
m_context.reporter().reportInvalidArguments(invalidArg);
}
m_context.testGroupEnded(m_config->name(), totals, 1, 1);
return totals;
}
private:
using Tests = std::set<TestCase const*>;
std::shared_ptr<Config> m_config;
RunContext m_context;
Tests m_tests;
TestSpec::Matches m_matches;
};
void applyFilenamesAsTags(Catch::IConfig const& config) {
auto& tests = const_cast<std::vector<TestCase>&>(getAllTestCasesSorted(config));
for (auto& testCase : tests) {
auto tags = testCase.tags;
std::string filename = testCase.lineInfo.file;
auto lastSlash = filename.find_last_of("\\/");
if (lastSlash != std::string::npos) {
filename.erase(0, lastSlash);
filename[0] = '#';
}
auto lastDot = filename.find_last_of('.');
if (lastDot != std::string::npos) {
filename.erase(lastDot);
}
tags.push_back(std::move(filename));
setTags(testCase, tags);
}
}
} // anon namespace
Session::Session() {
static bool alreadyInstantiated = false;
if( alreadyInstantiated ) {
CATCH_TRY { CATCH_INTERNAL_ERROR( "Only one instance of Catch::Session can ever be used" ); }
CATCH_CATCH_ALL { getMutableRegistryHub().registerStartupException(); }
}
// There cannot be exceptions at startup in no-exception mode.
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
const auto& exceptions = getRegistryHub().getStartupExceptionRegistry().getExceptions();
if ( !exceptions.empty() ) {
config();
getCurrentMutableContext().setConfig(m_config);
m_startupExceptions = true;
Colour colourGuard( Colour::Red );
Catch::cerr() << "Errors occurred during startup!" << '\n';
// iterate over all exceptions and notify user
for ( const auto& ex_ptr : exceptions ) {
try {
std::rethrow_exception(ex_ptr);
} catch ( std::exception const& ex ) {
Catch::cerr() << Column( ex.what() ).indent(2) << '\n';
}
}
}
#endif
alreadyInstantiated = true;
m_cli = makeCommandLineParser( m_configData );
}
Session::~Session() {
Catch::cleanUp();
}
void Session::showHelp() const {
Catch::cout()
<< "\nCatch v" << libraryVersion() << "\n"
<< m_cli << std::endl
<< "For more detailed usage please see the project docs\n" << std::endl;
}
void Session::libIdentify() {
Catch::cout()
<< std::left << std::setw(16) << "description: " << "A Catch2 test executable\n"
<< std::left << std::setw(16) << "category: " << "testframework\n"
<< std::left << std::setw(16) << "framework: " << "Catch Test\n"
<< std::left << std::setw(16) << "version: " << libraryVersion() << std::endl;
}
int Session::applyCommandLine( int argc, char const * const * argv ) {
if( m_startupExceptions )
return 1;
auto result = m_cli.parse( clara::Args( argc, argv ) );
if( !result ) {
config();
getCurrentMutableContext().setConfig(m_config);
Catch::cerr()
<< Colour( Colour::Red )
<< "\nError(s) in input:\n"
<< Column( result.errorMessage() ).indent( 2 )
<< "\n\n";
Catch::cerr() << "Run with -? for usage\n" << std::endl;
return MaxExitCode;
}
if( m_configData.showHelp )
showHelp();
if( m_configData.libIdentify )
libIdentify();
m_config.reset();
return 0;
}
#if defined(CATCH_CONFIG_WCHAR) && defined(_WIN32) && defined(UNICODE)
int Session::applyCommandLine( int argc, wchar_t const * const * argv ) {
char **utf8Argv = new char *[ argc ];
for ( int i = 0; i < argc; ++i ) {
int bufSize = WideCharToMultiByte( CP_UTF8, 0, argv[i], -1, nullptr, 0, nullptr, nullptr );
utf8Argv[ i ] = new char[ bufSize ];
WideCharToMultiByte( CP_UTF8, 0, argv[i], -1, utf8Argv[i], bufSize, nullptr, nullptr );
}
int returnCode = applyCommandLine( argc, utf8Argv );
for ( int i = 0; i < argc; ++i )
delete [] utf8Argv[ i ];
delete [] utf8Argv;
return returnCode;
}
#endif
void Session::useConfigData( ConfigData const& configData ) {
m_configData = configData;
m_config.reset();
}
int Session::run() {
if( ( m_configData.waitForKeypress & WaitForKeypress::BeforeStart ) != 0 ) {
Catch::cout() << "...waiting for enter/ return before starting" << std::endl;
static_cast<void>(std::getchar());
}
int exitCode = runInternal();
if( ( m_configData.waitForKeypress & WaitForKeypress::BeforeExit ) != 0 ) {
Catch::cout() << "...waiting for enter/ return before exiting, with code: " << exitCode << std::endl;
static_cast<void>(std::getchar());
}
return exitCode;
}
clara::Parser const& Session::cli() const {
return m_cli;
}
void Session::cli( clara::Parser const& newParser ) {
m_cli = newParser;
}
ConfigData& Session::configData() {
return m_configData;
}
Config& Session::config() {
if( !m_config )
m_config = std::make_shared<Config>( m_configData );
return *m_config;
}
int Session::runInternal() {
if( m_startupExceptions )
return 1;
if (m_configData.showHelp || m_configData.libIdentify) {
return 0;
}
CATCH_TRY {
config(); // Force config to be constructed
seedRng( *m_config );
if( m_configData.filenamesAsTags )
applyFilenamesAsTags( *m_config );
// Handle list request
if( Option<std::size_t> listed = list( m_config ) )
return static_cast<int>( *listed );
TestGroup tests { m_config };
auto const totals = tests.execute();
if( m_config->warnAboutNoTests() && totals.error == -1 )
return 2;
// Note that on unices only the lower 8 bits are usually used, clamping
// the return value to 255 prevents false negative when some multiple
// of 256 tests has failed
return (std::min) (MaxExitCode, (std::max) (totals.error, static_cast<int>(totals.assertions.failed)));
}
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
catch( std::exception& ex ) {
Catch::cerr() << ex.what() << std::endl;
return MaxExitCode;
}
#endif
}
} // end namespace Catch
// end catch_session.cpp
// start catch_singletons.cpp
#include <vector>
namespace Catch {
namespace {
static auto getSingletons() -> std::vector<ISingleton*>*& {
static std::vector<ISingleton*>* g_singletons = nullptr;
if( !g_singletons )
g_singletons = new std::vector<ISingleton*>();
return g_singletons;
}
}
ISingleton::~ISingleton() {}
void addSingleton(ISingleton* singleton ) {
getSingletons()->push_back( singleton );
}
void cleanupSingletons() {
auto& singletons = getSingletons();
for( auto singleton : *singletons )
delete singleton;
delete singletons;
singletons = nullptr;
}
} // namespace Catch
// end catch_singletons.cpp
// start catch_startup_exception_registry.cpp
namespace Catch {
void StartupExceptionRegistry::add( std::exception_ptr const& exception ) noexcept {
CATCH_TRY {
m_exceptions.push_back(exception);
} CATCH_CATCH_ALL {
// If we run out of memory during start-up there's really not a lot more we can do about it
std::terminate();
}
}
std::vector<std::exception_ptr> const& StartupExceptionRegistry::getExceptions() const noexcept {
return m_exceptions;
}
} // end namespace Catch
// end catch_startup_exception_registry.cpp
// start catch_stream.cpp
#include <cstdio>
#include <iostream>
#include <fstream>
#include <sstream>
#include <vector>
#include <memory>
namespace Catch {
Catch::IStream::~IStream() = default;
namespace Detail { namespace {
template<typename WriterF, std::size_t bufferSize=256>
class StreamBufImpl : public std::streambuf {
char data[bufferSize];
WriterF m_writer;
public:
StreamBufImpl() {
setp( data, data + sizeof(data) );
}
~StreamBufImpl() noexcept {
StreamBufImpl::sync();
}
private:
int overflow( int c ) override {
sync();
if( c != EOF ) {
if( pbase() == epptr() )
m_writer( std::string( 1, static_cast<char>( c ) ) );
else
sputc( static_cast<char>( c ) );
}
return 0;
}
int sync() override {
if( pbase() != pptr() ) {
m_writer( std::string( pbase(), static_cast<std::string::size_type>( pptr() - pbase() ) ) );
setp( pbase(), epptr() );
}
return 0;
}
};
///////////////////////////////////////////////////////////////////////////
struct OutputDebugWriter {
void operator()( std::string const&str ) {
writeToDebugConsole( str );
}
};
///////////////////////////////////////////////////////////////////////////
class FileStream : public IStream {
mutable std::ofstream m_ofs;
public:
FileStream( StringRef filename ) {
m_ofs.open( filename.c_str() );
CATCH_ENFORCE( !m_ofs.fail(), "Unable to open file: '" << filename << "'" );
}
~FileStream() override = default;
public: // IStream
std::ostream& stream() const override {
return m_ofs;
}
};
///////////////////////////////////////////////////////////////////////////
class CoutStream : public IStream {
mutable std::ostream m_os;
public:
// Store the streambuf from cout up-front because
// cout may get redirected when running tests
CoutStream() : m_os( Catch::cout().rdbuf() ) {}
~CoutStream() override = default;
public: // IStream
std::ostream& stream() const override { return m_os; }
};
///////////////////////////////////////////////////////////////////////////
class DebugOutStream : public IStream {
std::unique_ptr<StreamBufImpl<OutputDebugWriter>> m_streamBuf;
mutable std::ostream m_os;
public:
DebugOutStream()
: m_streamBuf( new StreamBufImpl<OutputDebugWriter>() ),
m_os( m_streamBuf.get() )
{}
~DebugOutStream() override = default;
public: // IStream
std::ostream& stream() const override { return m_os; }
};
}} // namespace anon::detail
///////////////////////////////////////////////////////////////////////////
auto makeStream( StringRef const &filename ) -> IStream const* {
if( filename.empty() )
return new Detail::CoutStream();
else if( filename[0] == '%' ) {
if( filename == "%debug" )
return new Detail::DebugOutStream();
else
CATCH_ERROR( "Unrecognised stream: '" << filename << "'" );
}
else
return new Detail::FileStream( filename );
}
// This class encapsulates the idea of a pool of ostringstreams that can be reused.
struct StringStreams {
std::vector<std::unique_ptr<std::ostringstream>> m_streams;
std::vector<std::size_t> m_unused;
std::ostringstream m_referenceStream; // Used for copy state/ flags from
auto add() -> std::size_t {
if( m_unused.empty() ) {
m_streams.push_back( std::unique_ptr<std::ostringstream>( new std::ostringstream ) );
return m_streams.size()-1;
}
else {
auto index = m_unused.back();
m_unused.pop_back();
return index;
}
}
void release( std::size_t index ) {
m_streams[index]->copyfmt( m_referenceStream ); // Restore initial flags and other state
m_unused.push_back(index);
}
};
ReusableStringStream::ReusableStringStream()
: m_index( Singleton<StringStreams>::getMutable().add() ),
m_oss( Singleton<StringStreams>::getMutable().m_streams[m_index].get() )
{}
ReusableStringStream::~ReusableStringStream() {
static_cast<std::ostringstream*>( m_oss )->str("");
m_oss->clear();
Singleton<StringStreams>::getMutable().release( m_index );
}
auto ReusableStringStream::str() const -> std::string {
return static_cast<std::ostringstream*>( m_oss )->str();
}
///////////////////////////////////////////////////////////////////////////
#ifndef CATCH_CONFIG_NOSTDOUT // If you #define this you must implement these functions
std::ostream& cout() { return std::cout; }
std::ostream& cerr() { return std::cerr; }
std::ostream& clog() { return std::clog; }
#endif
}
// end catch_stream.cpp
// start catch_string_manip.cpp
#include <algorithm>
#include <ostream>
#include <cstring>
#include <cctype>
#include <vector>
namespace Catch {
namespace {
char toLowerCh(char c) {
return static_cast<char>( std::tolower( c ) );
}
}
bool startsWith( std::string const& s, std::string const& prefix ) {
return s.size() >= prefix.size() && std::equal(prefix.begin(), prefix.end(), s.begin());
}
bool startsWith( std::string const& s, char prefix ) {
return !s.empty() && s[0] == prefix;
}
bool endsWith( std::string const& s, std::string const& suffix ) {
return s.size() >= suffix.size() && std::equal(suffix.rbegin(), suffix.rend(), s.rbegin());
}
bool endsWith( std::string const& s, char suffix ) {
return !s.empty() && s[s.size()-1] == suffix;
}
bool contains( std::string const& s, std::string const& infix ) {
return s.find( infix ) != std::string::npos;
}
void toLowerInPlace( std::string& s ) {
std::transform( s.begin(), s.end(), s.begin(), toLowerCh );
}
std::string toLower( std::string const& s ) {
std::string lc = s;
toLowerInPlace( lc );
return lc;
}
std::string trim( std::string const& str ) {
static char const* whitespaceChars = "\n\r\t ";
std::string::size_type start = str.find_first_not_of( whitespaceChars );
std::string::size_type end = str.find_last_not_of( whitespaceChars );
return start != std::string::npos ? str.substr( start, 1+end-start ) : std::string();
}
StringRef trim(StringRef ref) {
const auto is_ws = [](char c) {
return c == ' ' || c == '\t' || c == '\n' || c == '\r';
};
size_t real_begin = 0;
while (real_begin < ref.size() && is_ws(ref[real_begin])) { ++real_begin; }
size_t real_end = ref.size();
while (real_end > real_begin && is_ws(ref[real_end - 1])) { --real_end; }
return ref.substr(real_begin, real_end - real_begin);
}
bool replaceInPlace( std::string& str, std::string const& replaceThis, std::string const& withThis ) {
bool replaced = false;
std::size_t i = str.find( replaceThis );
while( i != std::string::npos ) {
replaced = true;
str = str.substr( 0, i ) + withThis + str.substr( i+replaceThis.size() );
if( i < str.size()-withThis.size() )
i = str.find( replaceThis, i+withThis.size() );
else
i = std::string::npos;
}
return replaced;
}
std::vector<StringRef> splitStringRef( StringRef str, char delimiter ) {
std::vector<StringRef> subStrings;
std::size_t start = 0;
for(std::size_t pos = 0; pos < str.size(); ++pos ) {
if( str[pos] == delimiter ) {
if( pos - start > 1 )
subStrings.push_back( str.substr( start, pos-start ) );
start = pos+1;
}
}
if( start < str.size() )
subStrings.push_back( str.substr( start, str.size()-start ) );
return subStrings;
}
pluralise::pluralise( std::size_t count, std::string const& label )
: m_count( count ),
m_label( label )
{}
std::ostream& operator << ( std::ostream& os, pluralise const& pluraliser ) {
os << pluraliser.m_count << ' ' << pluraliser.m_label;
if( pluraliser.m_count != 1 )
os << 's';
return os;
}
}
// end catch_string_manip.cpp
// start catch_stringref.cpp
#include <algorithm>
#include <ostream>
#include <cstring>
#include <cstdint>
namespace Catch {
StringRef::StringRef( char const* rawChars ) noexcept
: StringRef( rawChars, static_cast<StringRef::size_type>(std::strlen(rawChars) ) )
{}
auto StringRef::c_str() const -> char const* {
CATCH_ENFORCE(isNullTerminated(), "Called StringRef::c_str() on a non-null-terminated instance");
return m_start;
}
auto StringRef::data() const noexcept -> char const* {
return m_start;
}
auto StringRef::substr( size_type start, size_type size ) const noexcept -> StringRef {
if (start < m_size) {
return StringRef(m_start + start, (std::min)(m_size - start, size));
} else {
return StringRef();
}
}
auto StringRef::operator == ( StringRef const& other ) const noexcept -> bool {
return m_size == other.m_size
&& (std::memcmp( m_start, other.m_start, m_size ) == 0);
}
auto operator << ( std::ostream& os, StringRef const& str ) -> std::ostream& {
return os.write(str.data(), str.