| /*************************************************************************** |
| * |
| * 25.includes.cpp - test exercising 25.3.5.1 [lib.includes] |
| * |
| * $Id$ |
| * |
| *************************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed |
| * with this work for additional information regarding copyright |
| * ownership. The ASF licenses this file to you under the Apache |
| * License, Version 2.0 (the "License"); you may not use this file |
| * except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or |
| * implied. See the License for the specific language governing |
| * permissions and limitations under the License. |
| * |
| * Copyright 1994-2006 Rogue Wave Software. |
| * |
| **************************************************************************/ |
| |
| #include <algorithm> // for includes |
| #include <cstring> // for strlen, size_t |
| |
| #include <alg_test.h> |
| #include <rw_value.h> // for UserClass |
| #include <driver.h> // for rw_test() |
| |
| /**************************************************************************/ |
| |
| _RWSTD_NAMESPACE (std) { |
| |
| #ifndef _RWSTD_NO_EXPLICIT_INSTANTIATION |
| |
| template |
| bool |
| includes (InputIter<lt_comp<base<no_ctor> > >, |
| InputIter<lt_comp<base<no_ctor> > >, |
| InputIter<lt_comp<base<no_ctor> > >, |
| InputIter<lt_comp<base<no_ctor> > > ); |
| |
| template |
| bool |
| includes (InputIter<lt_comp<base<no_ctor> > >, |
| InputIter<lt_comp<base<no_ctor> > >, |
| InputIter<lt_comp<base<no_ctor> > >, |
| InputIter<lt_comp<base<no_ctor> > >, |
| binary_predicate<lt_comp<base<no_ctor> > >); |
| |
| #endif // _RWSTD_NO_EXPLICIT_INSTANTIATION |
| |
| } // namespace std |
| |
| /**************************************************************************/ |
| |
| template <class T> |
| struct Less |
| { |
| static std::size_t funcalls_; |
| |
| // dummy arguments provided to prevent the class from being |
| // default constructible and implicit conversion from int |
| Less (int /* dummy */, int /* dummy */) { |
| funcalls_ = 0; |
| } |
| |
| // return a type other than bool but one that is implicitly |
| // convertible to bool to detect incorrect assumptions |
| conv_to_bool operator() (const T &x, const T &y) /* non-const */ { |
| ++funcalls_; |
| return conv_to_bool::make (x.data_.val_ < y.data_.val_); |
| } |
| |
| static const char* name () { return "Less"; } |
| |
| private: |
| void operator= (Less&); // not assignable |
| }; |
| |
| template<class T> std::size_t Less<T>::funcalls_; |
| |
| /**************************************************************************/ |
| |
| template |
| <class T, class InputIterator1, class InputIterator2, class Predicate> |
| void test_includes (int line, |
| const char *src1, |
| const char *src2, |
| const bool res, |
| const InputIterator1 &it1, |
| const InputIterator2 &it2, |
| const T*, |
| const Predicate *ppred) |
| { |
| const char* const it1name = type_name (it1, (T*)0); |
| const char* const it2name = type_name (it2, (T*)0); |
| const char* const fname = "includes"; |
| const char* const predname = Predicate::name(); |
| |
| const std::size_t nsrc1 = std::strlen (src1); |
| const std::size_t nsrc2 = std::strlen (src2); |
| |
| T* const xsrc1 = T::from_char (src1, nsrc1); |
| T* const xsrc2 = T::from_char (src2, nsrc2); |
| |
| T* const xsrc1_end = xsrc1 + nsrc1; |
| T* const xsrc2_end = xsrc2 + nsrc2; |
| |
| const InputIterator1 first1 = make_iter (xsrc1, xsrc1, xsrc1_end, it1); |
| const InputIterator1 last1 = make_iter (xsrc1_end, xsrc1, xsrc1_end, it1); |
| const InputIterator2 first2 = make_iter (xsrc2, xsrc2, xsrc2_end, it2); |
| const InputIterator2 last2 = make_iter (xsrc2_end, xsrc2, xsrc2_end, it2); |
| |
| const Predicate pred (0, 0); |
| |
| const std::size_t last_n_op_lt = T::n_total_op_lt_; |
| |
| const bool result = ppred ? |
| std::includes (first1, last1, first2, last2, pred) |
| : std::includes (first1, last1, first2, last2); |
| |
| // check the returned value |
| rw_assert (res == result, 0, line, |
| "line %d: %s<%s, %s%{?}, %s%{;}>(\"%s\", \"%s\", ...) " |
| "== %b, got %b", |
| __LINE__, fname, it1name, it2name, ppred, predname, src1, src2, |
| res, result); |
| |
| std::size_t n_ops_lt = ppred ? |
| Predicate::funcalls_ : T::n_total_op_lt_ - last_n_op_lt; |
| |
| // check the complexity |
| std::size_t n_exp_ops = nsrc1 + nsrc2 > 0 ? 2 * (nsrc1 + nsrc2) - 1 : 0; |
| rw_assert (n_ops_lt <= n_exp_ops, 0, line, |
| "line %d: %s<%s, %s%{?}, %s%{;}>(\"%s\", \"%s\", ...) " |
| "complexity: got %zu, expected <= %zu", |
| __LINE__, fname, it1name, it2name, ppred, predname, src1, src2, |
| n_ops_lt, n_exp_ops); |
| |
| delete[] xsrc1; |
| delete[] xsrc2; |
| } |
| |
| |
| /**************************************************************************/ |
| |
| template |
| <class T, class InputIterator1, class InputIterator2, class Predicate> |
| void test_includes (const InputIterator1 &it1, |
| const InputIterator2 &it2, |
| const T*, |
| const Predicate *ppred) |
| { |
| const char* const it1name = type_name (it1, (T*)0); |
| const char* const it2name = type_name (it2, (T*)0); |
| const char* const fname = "includes"; |
| const char* const predname = Predicate::name (); |
| |
| rw_info (0, 0, 0, |
| "std::%s(%s, %2$s, %s, %3$s%{?}, %s%{;})", |
| fname, it1name, it2name, ppred, predname); |
| |
| #define TEST(src1, src2, res) \ |
| test_includes (__LINE__, src1, src2, res, it1, it2, (T*)0, ppred) |
| |
| TEST ("", "", true); |
| TEST ("a", "", true); |
| TEST ("", "a", false); |
| |
| TEST ("a", "a", true); |
| TEST ("a", "b", false); |
| TEST ("b", "a", false); |
| |
| TEST ("aa", "aa", true); |
| TEST ("aa", "ab", false); |
| TEST ("ab", "aa", false); |
| TEST ("ab", "ab", true); |
| |
| TEST ("abcdef", "b", true); |
| TEST ("abcdef", "bd", true); |
| TEST ("abcdef", "i", false); |
| TEST ("abcdef", "ei", false); |
| |
| TEST ("abcde", "abcde", true); |
| TEST ("abbde", "abbde", true); |
| TEST ("abcce", "abcce", true); |
| TEST ("abcdd", "abcdd", true); |
| |
| TEST ("ab", "aaabbbb", false); |
| TEST ("ab", "aaabbbc", false); |
| TEST ("aaabbbb", "ab", true); |
| TEST ("aaabbbc", "ac", true); |
| |
| TEST ("a", "aaaaaaaa", false); |
| TEST ("a", "aaaaaaab", false); |
| |
| TEST ("aaaaaaaa", "aaaaaaaa", true); |
| TEST ("aaaaaaab", "aaaaaaab", true); |
| } |
| |
| /**************************************************************************/ |
| |
| /* extern */ int rw_opt_no_predicate; // --no-predicate |
| /* extern */ int rw_opt_no_input_iter; // --no-InputIterator |
| /* extern */ int rw_opt_no_fwd_iter; // --no-ForwardIterator |
| /* extern */ int rw_opt_no_bidir_iter; // --no-BidirectionalIterator |
| /* extern */ int rw_opt_no_rnd_iter; // --no-RandomAccessIterator |
| |
| /**************************************************************************/ |
| |
| template <class T, class InputIterator1, class Predicate> |
| void test_includes (const InputIterator1 &it1, |
| const T*, |
| const Predicate *ppred) |
| { |
| static const InputIter<T> input_iter (0, 0, 0); |
| static const FwdIter<T> fwd_iter (0, 0, 0); |
| static const BidirIter<T> bidir_iter (0, 0, 0); |
| static const RandomAccessIter<T> rand_iter (0, 0, 0); |
| |
| if (rw_opt_no_input_iter) { |
| rw_note (0, __FILE__, __LINE__, "InputIterator test disabled"); |
| } |
| else { |
| test_includes (it1, input_iter, (T*)0, ppred); |
| } |
| |
| if (rw_opt_no_fwd_iter) { |
| rw_note (0, __FILE__, __LINE__, "ForwardIterator test disabled"); |
| } |
| else { |
| test_includes (it1, fwd_iter, (T*)0, ppred); |
| } |
| |
| if (rw_opt_no_bidir_iter) { |
| rw_note (0, __FILE__, __LINE__, "BidirectionalIterator test disabled"); |
| } |
| else { |
| test_includes (it1, bidir_iter, (T*)0, ppred); |
| } |
| |
| if (rw_opt_no_rnd_iter) { |
| rw_note (0, __FILE__, __LINE__, "RandomAccessIterator test disabled"); |
| } |
| else { |
| test_includes (it1, rand_iter, (T*)0, ppred); |
| } |
| } |
| |
| /**************************************************************************/ |
| |
| template <class T, class Predicate> |
| void test_includes (const T*, |
| const Predicate *ppred) |
| { |
| static const InputIter<T> input_iter (0, 0, 0); |
| static const FwdIter<T> fwd_iter (0, 0, 0); |
| static const BidirIter<T> bidir_iter (0, 0, 0); |
| static const RandomAccessIter<T> rand_iter (0, 0, 0); |
| |
| rw_info (0, 0, 0, |
| "template <class %s, class %s%{?}, class %s%{;}> " |
| "bool std::includes (%1$s, %1$s, %2$s, %2$s%{?}, %s%{;})", |
| "InputIterator1", "InputIterator2", ppred, "Compare", |
| ppred, "Compare"); |
| |
| if (rw_opt_no_input_iter) { |
| rw_note (0, __FILE__, __LINE__, "InputIterator test disabled"); |
| } |
| else { |
| test_includes (input_iter, (T*)0, ppred); |
| } |
| |
| if (rw_opt_no_fwd_iter) { |
| rw_note (0, __FILE__, __LINE__, "ForwardIterator test disabled"); |
| } |
| else { |
| test_includes (fwd_iter, (T*)0, ppred); |
| } |
| |
| if (rw_opt_no_bidir_iter) { |
| rw_note (0, __FILE__, __LINE__, "BidirectionalIterator test disabled"); |
| } |
| else { |
| test_includes (bidir_iter, (T*)0, ppred); |
| } |
| |
| if (rw_opt_no_rnd_iter) { |
| rw_note (0, __FILE__, __LINE__, "RandomAccessIterator test disabled"); |
| } |
| else { |
| test_includes (rand_iter, (T*)0, ppred); |
| } |
| } |
| |
| /**************************************************************************/ |
| |
| static int run_test (int, char*[]) |
| { |
| test_includes ((UserClass*)0, (Less<UserClass>*)0); |
| |
| if (rw_opt_no_predicate) { |
| rw_note (0, __FILE__, __LINE__, |
| "std::includes predicate test disabled"); |
| } |
| else { |
| test_includes ((UserClass*)0, (Less<UserClass>*)1); |
| } |
| |
| return 0; |
| } |
| |
| |
| /**************************************************************************/ |
| |
| int main (int argc, char *argv[]) |
| { |
| return rw_test (argc, argv, __FILE__, |
| "lib.includes", |
| 0 /* no comment */, |
| run_test, |
| "|-no-predicate#" |
| "|-no-InputIterator# " |
| "|-no-ForwardIterator# " |
| "|-no-BidirectionalIterator# " |
| "|-no-RandomAccessIterator#", |
| &rw_opt_no_predicate, |
| &rw_opt_no_input_iter, |
| &rw_opt_no_fwd_iter, |
| &rw_opt_no_bidir_iter, |
| &rw_opt_no_rnd_iter); |
| } |
