From 6ea5639a03e0ed11be8ba688a5e3d2352aef9c28 Mon Sep 17 00:00:00 2001 From: Gabe Black Date: Wed, 22 Nov 2017 18:05:33 -0800 Subject: tests: Import the googletest library, release version 1.8.0. Change-Id: Ic6c1391a19238011ff5cc97f513dbdc020dc6144 Reviewed-on: https://gem5-review.googlesource.com/6082 Reviewed-by: Andreas Sandberg Maintainer: Andreas Sandberg --- ext/googletest/test/gtest_repeat_test.cc | 253 +++++++++++++++++++++++++++++++ 1 file changed, 253 insertions(+) create mode 100644 ext/googletest/test/gtest_repeat_test.cc (limited to 'ext/googletest/test/gtest_repeat_test.cc') diff --git a/ext/googletest/test/gtest_repeat_test.cc b/ext/googletest/test/gtest_repeat_test.cc new file mode 100644 index 000000000..481012adc --- /dev/null +++ b/ext/googletest/test/gtest_repeat_test.cc @@ -0,0 +1,253 @@ +// Copyright 2008, Google Inc. +// All rights reserved. +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +// +// Author: wan@google.com (Zhanyong Wan) + +// Tests the --gtest_repeat=number flag. + +#include +#include +#include "gtest/gtest.h" + +// Indicates that this translation unit is part of Google Test's +// implementation. It must come before gtest-internal-inl.h is +// included, or there will be a compiler error. This trick is to +// prevent a user from accidentally including gtest-internal-inl.h in +// his code. +#define GTEST_IMPLEMENTATION_ 1 +#include "src/gtest-internal-inl.h" +#undef GTEST_IMPLEMENTATION_ + +namespace testing { + +GTEST_DECLARE_string_(death_test_style); +GTEST_DECLARE_string_(filter); +GTEST_DECLARE_int32_(repeat); + +} // namespace testing + +using testing::GTEST_FLAG(death_test_style); +using testing::GTEST_FLAG(filter); +using testing::GTEST_FLAG(repeat); + +namespace { + +// We need this when we are testing Google Test itself and therefore +// cannot use Google Test assertions. +#define GTEST_CHECK_INT_EQ_(expected, actual) \ + do {\ + const int expected_val = (expected);\ + const int actual_val = (actual);\ + if (::testing::internal::IsTrue(expected_val != actual_val)) {\ + ::std::cout << "Value of: " #actual "\n"\ + << " Actual: " << actual_val << "\n"\ + << "Expected: " #expected "\n"\ + << "Which is: " << expected_val << "\n";\ + ::testing::internal::posix::Abort();\ + }\ + } while (::testing::internal::AlwaysFalse()) + + +// Used for verifying that global environment set-up and tear-down are +// inside the gtest_repeat loop. + +int g_environment_set_up_count = 0; +int g_environment_tear_down_count = 0; + +class MyEnvironment : public testing::Environment { + public: + MyEnvironment() {} + virtual void SetUp() { g_environment_set_up_count++; } + virtual void TearDown() { g_environment_tear_down_count++; } +}; + +// A test that should fail. + +int g_should_fail_count = 0; + +TEST(FooTest, ShouldFail) { + g_should_fail_count++; + EXPECT_EQ(0, 1) << "Expected failure."; +} + +// A test that should pass. + +int g_should_pass_count = 0; + +TEST(FooTest, ShouldPass) { + g_should_pass_count++; +} + +// A test that contains a thread-safe death test and a fast death +// test. It should pass. + +int g_death_test_count = 0; + +TEST(BarDeathTest, ThreadSafeAndFast) { + g_death_test_count++; + + GTEST_FLAG(death_test_style) = "threadsafe"; + EXPECT_DEATH_IF_SUPPORTED(::testing::internal::posix::Abort(), ""); + + GTEST_FLAG(death_test_style) = "fast"; + EXPECT_DEATH_IF_SUPPORTED(::testing::internal::posix::Abort(), ""); +} + +#if GTEST_HAS_PARAM_TEST +int g_param_test_count = 0; + +const int kNumberOfParamTests = 10; + +class MyParamTest : public testing::TestWithParam {}; + +TEST_P(MyParamTest, ShouldPass) { + // TODO(vladl@google.com): Make parameter value checking robust + // WRT order of tests. + GTEST_CHECK_INT_EQ_(g_param_test_count % kNumberOfParamTests, GetParam()); + g_param_test_count++; +} +INSTANTIATE_TEST_CASE_P(MyParamSequence, + MyParamTest, + testing::Range(0, kNumberOfParamTests)); +#endif // GTEST_HAS_PARAM_TEST + +// Resets the count for each test. +void ResetCounts() { + g_environment_set_up_count = 0; + g_environment_tear_down_count = 0; + g_should_fail_count = 0; + g_should_pass_count = 0; + g_death_test_count = 0; +#if GTEST_HAS_PARAM_TEST + g_param_test_count = 0; +#endif // GTEST_HAS_PARAM_TEST +} + +// Checks that the count for each test is expected. +void CheckCounts(int expected) { + GTEST_CHECK_INT_EQ_(expected, g_environment_set_up_count); + GTEST_CHECK_INT_EQ_(expected, g_environment_tear_down_count); + GTEST_CHECK_INT_EQ_(expected, g_should_fail_count); + GTEST_CHECK_INT_EQ_(expected, g_should_pass_count); + GTEST_CHECK_INT_EQ_(expected, g_death_test_count); +#if GTEST_HAS_PARAM_TEST + GTEST_CHECK_INT_EQ_(expected * kNumberOfParamTests, g_param_test_count); +#endif // GTEST_HAS_PARAM_TEST +} + +// Tests the behavior of Google Test when --gtest_repeat is not specified. +void TestRepeatUnspecified() { + ResetCounts(); + GTEST_CHECK_INT_EQ_(1, RUN_ALL_TESTS()); + CheckCounts(1); +} + +// Tests the behavior of Google Test when --gtest_repeat has the given value. +void TestRepeat(int repeat) { + GTEST_FLAG(repeat) = repeat; + + ResetCounts(); + GTEST_CHECK_INT_EQ_(repeat > 0 ? 1 : 0, RUN_ALL_TESTS()); + CheckCounts(repeat); +} + +// Tests using --gtest_repeat when --gtest_filter specifies an empty +// set of tests. +void TestRepeatWithEmptyFilter(int repeat) { + GTEST_FLAG(repeat) = repeat; + GTEST_FLAG(filter) = "None"; + + ResetCounts(); + GTEST_CHECK_INT_EQ_(0, RUN_ALL_TESTS()); + CheckCounts(0); +} + +// Tests using --gtest_repeat when --gtest_filter specifies a set of +// successful tests. +void TestRepeatWithFilterForSuccessfulTests(int repeat) { + GTEST_FLAG(repeat) = repeat; + GTEST_FLAG(filter) = "*-*ShouldFail"; + + ResetCounts(); + GTEST_CHECK_INT_EQ_(0, RUN_ALL_TESTS()); + GTEST_CHECK_INT_EQ_(repeat, g_environment_set_up_count); + GTEST_CHECK_INT_EQ_(repeat, g_environment_tear_down_count); + GTEST_CHECK_INT_EQ_(0, g_should_fail_count); + GTEST_CHECK_INT_EQ_(repeat, g_should_pass_count); + GTEST_CHECK_INT_EQ_(repeat, g_death_test_count); +#if GTEST_HAS_PARAM_TEST + GTEST_CHECK_INT_EQ_(repeat * kNumberOfParamTests, g_param_test_count); +#endif // GTEST_HAS_PARAM_TEST +} + +// Tests using --gtest_repeat when --gtest_filter specifies a set of +// failed tests. +void TestRepeatWithFilterForFailedTests(int repeat) { + GTEST_FLAG(repeat) = repeat; + GTEST_FLAG(filter) = "*ShouldFail"; + + ResetCounts(); + GTEST_CHECK_INT_EQ_(1, RUN_ALL_TESTS()); + GTEST_CHECK_INT_EQ_(repeat, g_environment_set_up_count); + GTEST_CHECK_INT_EQ_(repeat, g_environment_tear_down_count); + GTEST_CHECK_INT_EQ_(repeat, g_should_fail_count); + GTEST_CHECK_INT_EQ_(0, g_should_pass_count); + GTEST_CHECK_INT_EQ_(0, g_death_test_count); +#if GTEST_HAS_PARAM_TEST + GTEST_CHECK_INT_EQ_(0, g_param_test_count); +#endif // GTEST_HAS_PARAM_TEST +} + +} // namespace + +int main(int argc, char **argv) { + testing::InitGoogleTest(&argc, argv); + testing::AddGlobalTestEnvironment(new MyEnvironment); + + TestRepeatUnspecified(); + TestRepeat(0); + TestRepeat(1); + TestRepeat(5); + + TestRepeatWithEmptyFilter(2); + TestRepeatWithEmptyFilter(3); + + TestRepeatWithFilterForSuccessfulTests(3); + + TestRepeatWithFilterForFailedTests(4); + + // It would be nice to verify that the tests indeed loop forever + // when GTEST_FLAG(repeat) is negative, but this test will be quite + // complicated to write. Since this flag is for interactive + // debugging only and doesn't affect the normal test result, such a + // test would be an overkill. + + printf("PASS\n"); + return 0; +} -- cgit v1.2.3