test/stringize_macros_unittest.cc

// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "butil/strings/stringize_macros.h"

#include <gtest/gtest.h>

// Macros as per documentation in header file.
#define PREPROCESSOR_UTIL_UNITTEST_A FOO
#define PREPROCESSOR_UTIL_UNITTEST_B(x) myobj->FunctionCall(x)
#define PREPROCESSOR_UTIL_UNITTEST_C "foo"

TEST(StringizeTest, Ansi) {
  EXPECT_STREQ(
      "PREPROCESSOR_UTIL_UNITTEST_A",
      STRINGIZE_NO_EXPANSION(PREPROCESSOR_UTIL_UNITTEST_A));
  EXPECT_STREQ(
      "PREPROCESSOR_UTIL_UNITTEST_B(y)",
      STRINGIZE_NO_EXPANSION(PREPROCESSOR_UTIL_UNITTEST_B(y)));
  EXPECT_STREQ(
      "PREPROCESSOR_UTIL_UNITTEST_C",
      STRINGIZE_NO_EXPANSION(PREPROCESSOR_UTIL_UNITTEST_C));

  EXPECT_STREQ("FOO", STRINGIZE(PREPROCESSOR_UTIL_UNITTEST_A));
  EXPECT_STREQ("myobj->FunctionCall(y)",
               STRINGIZE(PREPROCESSOR_UTIL_UNITTEST_B(y)));
  EXPECT_STREQ("\"foo\"", STRINGIZE(PREPROCESSOR_UTIL_UNITTEST_C));
}