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Diffstat (limited to 'third_party/googletest/googletest/test/gtest_stress_test.cc')
| -rw-r--r-- | third_party/googletest/googletest/test/gtest_stress_test.cc | 250 |
1 files changed, 0 insertions, 250 deletions
diff --git a/third_party/googletest/googletest/test/gtest_stress_test.cc b/third_party/googletest/googletest/test/gtest_stress_test.cc deleted file mode 100644 index cac405f..0000000 --- a/third_party/googletest/googletest/test/gtest_stress_test.cc +++ /dev/null @@ -1,250 +0,0 @@ -// Copyright 2007, 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 that SCOPED_TRACE() and various Google Test assertions can be -// used in a large number of threads concurrently. - -#include "gtest/gtest.h" - -#include <vector> - -#include "src/gtest-internal-inl.h" - -#if GTEST_IS_THREADSAFE - -namespace testing { -namespace { - -using internal::Notification; -using internal::TestPropertyKeyIs; -using internal::ThreadWithParam; -using internal::scoped_ptr; - -// In order to run tests in this file, for platforms where Google Test is -// thread safe, implement ThreadWithParam. See the description of its API -// in gtest-port.h, where it is defined for already supported platforms. - -// How many threads to create? -const int kThreadCount = 50; - -std::string IdToKey(int id, const char* suffix) { - Message key; - key << "key_" << id << "_" << suffix; - return key.GetString(); -} - -std::string IdToString(int id) { - Message id_message; - id_message << id; - return id_message.GetString(); -} - -void ExpectKeyAndValueWereRecordedForId( - const std::vector<TestProperty>& properties, - int id, const char* suffix) { - TestPropertyKeyIs matches_key(IdToKey(id, suffix).c_str()); - const std::vector<TestProperty>::const_iterator property = - std::find_if(properties.begin(), properties.end(), matches_key); - ASSERT_TRUE(property != properties.end()) - << "expecting " << suffix << " value for id " << id; - EXPECT_STREQ(IdToString(id).c_str(), property->value()); -} - -// Calls a large number of Google Test assertions, where exactly one of them -// will fail. -void ManyAsserts(int id) { - GTEST_LOG_(INFO) << "Thread #" << id << " running..."; - - SCOPED_TRACE(Message() << "Thread #" << id); - - for (int i = 0; i < kThreadCount; i++) { - SCOPED_TRACE(Message() << "Iteration #" << i); - - // A bunch of assertions that should succeed. - EXPECT_TRUE(true); - ASSERT_FALSE(false) << "This shouldn't fail."; - EXPECT_STREQ("a", "a"); - ASSERT_LE(5, 6); - EXPECT_EQ(i, i) << "This shouldn't fail."; - - // RecordProperty() should interact safely with other threads as well. - // The shared_key forces property updates. - Test::RecordProperty(IdToKey(id, "string").c_str(), IdToString(id).c_str()); - Test::RecordProperty(IdToKey(id, "int").c_str(), id); - Test::RecordProperty("shared_key", IdToString(id).c_str()); - - // This assertion should fail kThreadCount times per thread. It - // is for testing whether Google Test can handle failed assertions in a - // multi-threaded context. - EXPECT_LT(i, 0) << "This should always fail."; - } -} - -void CheckTestFailureCount(int expected_failures) { - const TestInfo* const info = UnitTest::GetInstance()->current_test_info(); - const TestResult* const result = info->result(); - GTEST_CHECK_(expected_failures == result->total_part_count()) - << "Logged " << result->total_part_count() << " failures " - << " vs. " << expected_failures << " expected"; -} - -// Tests using SCOPED_TRACE() and Google Test assertions in many threads -// concurrently. -TEST(StressTest, CanUseScopedTraceAndAssertionsInManyThreads) { - { - scoped_ptr<ThreadWithParam<int> > threads[kThreadCount]; - Notification threads_can_start; - for (int i = 0; i != kThreadCount; i++) - threads[i].reset(new ThreadWithParam<int>(&ManyAsserts, - i, - &threads_can_start)); - - threads_can_start.Notify(); - - // Blocks until all the threads are done. - for (int i = 0; i != kThreadCount; i++) - threads[i]->Join(); - } - - // Ensures that kThreadCount*kThreadCount failures have been reported. - const TestInfo* const info = UnitTest::GetInstance()->current_test_info(); - const TestResult* const result = info->result(); - - std::vector<TestProperty> properties; - // We have no access to the TestResult's list of properties but we can - // copy them one by one. - for (int i = 0; i < result->test_property_count(); ++i) - properties.push_back(result->GetTestProperty(i)); - - EXPECT_EQ(kThreadCount * 2 + 1, result->test_property_count()) - << "String and int values recorded on each thread, " - << "as well as one shared_key"; - for (int i = 0; i < kThreadCount; ++i) { - ExpectKeyAndValueWereRecordedForId(properties, i, "string"); - ExpectKeyAndValueWereRecordedForId(properties, i, "int"); - } - CheckTestFailureCount(kThreadCount*kThreadCount); -} - -void FailingThread(bool is_fatal) { - if (is_fatal) - FAIL() << "Fatal failure in some other thread. " - << "(This failure is expected.)"; - else - ADD_FAILURE() << "Non-fatal failure in some other thread. " - << "(This failure is expected.)"; -} - -void GenerateFatalFailureInAnotherThread(bool is_fatal) { - ThreadWithParam<bool> thread(&FailingThread, is_fatal, NULL); - thread.Join(); -} - -TEST(NoFatalFailureTest, ExpectNoFatalFailureIgnoresFailuresInOtherThreads) { - EXPECT_NO_FATAL_FAILURE(GenerateFatalFailureInAnotherThread(true)); - // We should only have one failure (the one from - // GenerateFatalFailureInAnotherThread()), since the EXPECT_NO_FATAL_FAILURE - // should succeed. - CheckTestFailureCount(1); -} - -void AssertNoFatalFailureIgnoresFailuresInOtherThreads() { - ASSERT_NO_FATAL_FAILURE(GenerateFatalFailureInAnotherThread(true)); -} -TEST(NoFatalFailureTest, AssertNoFatalFailureIgnoresFailuresInOtherThreads) { - // Using a subroutine, to make sure, that the test continues. - AssertNoFatalFailureIgnoresFailuresInOtherThreads(); - // We should only have one failure (the one from - // GenerateFatalFailureInAnotherThread()), since the EXPECT_NO_FATAL_FAILURE - // should succeed. - CheckTestFailureCount(1); -} - -TEST(FatalFailureTest, ExpectFatalFailureIgnoresFailuresInOtherThreads) { - // This statement should fail, since the current thread doesn't generate a - // fatal failure, only another one does. - EXPECT_FATAL_FAILURE(GenerateFatalFailureInAnotherThread(true), "expected"); - CheckTestFailureCount(2); -} - -TEST(FatalFailureOnAllThreadsTest, ExpectFatalFailureOnAllThreads) { - // This statement should succeed, because failures in all threads are - // considered. - EXPECT_FATAL_FAILURE_ON_ALL_THREADS( - GenerateFatalFailureInAnotherThread(true), "expected"); - CheckTestFailureCount(0); - // We need to add a failure, because main() checks that there are failures. - // But when only this test is run, we shouldn't have any failures. - ADD_FAILURE() << "This is an expected non-fatal failure."; -} - -TEST(NonFatalFailureTest, ExpectNonFatalFailureIgnoresFailuresInOtherThreads) { - // This statement should fail, since the current thread doesn't generate a - // fatal failure, only another one does. - EXPECT_NONFATAL_FAILURE(GenerateFatalFailureInAnotherThread(false), - "expected"); - CheckTestFailureCount(2); -} - -TEST(NonFatalFailureOnAllThreadsTest, ExpectNonFatalFailureOnAllThreads) { - // This statement should succeed, because failures in all threads are - // considered. - EXPECT_NONFATAL_FAILURE_ON_ALL_THREADS( - GenerateFatalFailureInAnotherThread(false), "expected"); - CheckTestFailureCount(0); - // We need to add a failure, because main() checks that there are failures, - // But when only this test is run, we shouldn't have any failures. - ADD_FAILURE() << "This is an expected non-fatal failure."; -} - -} // namespace -} // namespace testing - -int main(int argc, char **argv) { - testing::InitGoogleTest(&argc, argv); - - const int result = RUN_ALL_TESTS(); // Expected to fail. - GTEST_CHECK_(result == 1) << "RUN_ALL_TESTS() did not fail as expected"; - - printf("\nPASS\n"); - return 0; -} - -#else -TEST(StressTest, - DISABLED_ThreadSafetyTestsAreSkippedWhenGoogleTestIsNotThreadSafe) { -} - -int main(int argc, char **argv) { - testing::InitGoogleTest(&argc, argv); - return RUN_ALL_TESTS(); -} -#endif // GTEST_IS_THREADSAFE |