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gtest_output_test_.cc
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gtest_output_test_.cc
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			// Copyright 2005, 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.
			//
			// The purpose of this file is to generate Google Test output under
			// various conditions. The output will then be verified by
			// gtest_output_test.py to ensure that Google Test generates the
			// desired messages. Therefore, most tests in this file are MEANT TO
			// FAIL.
			//
			// Author: wan@google.com (Zhanyong Wan)

			#include "gtest/gtest-spi.h"
			#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
			// their code.
			#define GTEST_IMPLEMENTATION_ 1
			#include "src/gtest-internal-inl.h"
			#undef GTEST_IMPLEMENTATION_

			#include <stdlib.h>

			#if GTEST_IS_THREADSAFE
			using testing::ScopedFakeTestPartResultReporter;
			using testing::TestPartResultArray;

			using testing::internal::Notification;
			using testing::internal::ThreadWithParam;
			#endif

			namespace posix = ::testing::internal::posix;

			// Tests catching fatal failures.

			// A subroutine used by the following test.
			void TestEq1(int x) {
			ASSERT_EQ(1, x);
			}

			// This function calls a test subroutine, catches the fatal failure it
			// generates, and then returns early.
			void TryTestSubroutine() {
			// Calls a subrountine that yields a fatal failure.
			TestEq1(2);

			// Catches the fatal failure and aborts the test.
			//
			// The testing::Test:: prefix is necessary when calling
			// HasFatalFailure() outside of a TEST, TEST_F, or test fixture.
			if (testing::Test::HasFatalFailure()) return;

			// If we get here, something is wrong.
			FAIL() << "This should never be reached.";
			}

			TEST(PassingTest, PassingTest1) {
			}

			TEST(PassingTest, PassingTest2) {
			}

			// Tests that parameters of failing parameterized tests are printed in the
			// failing test summary.
			class FailingParamTest : public testing::TestWithParam<int> {};

			TEST_P(FailingParamTest, Fails) {
			EXPECT_EQ(1, GetParam());
			}

			// This generates a test which will fail. Google Test is expected to print
			// its parameter when it outputs the list of all failed tests.
			INSTANTIATE_TEST_CASE_P(PrintingFailingParams,
			FailingParamTest,
			testing::Values(2));

			static const char kGoldenString[] = "\"Line\0 1\"\nLine 2";

			TEST(NonfatalFailureTest, EscapesStringOperands) {
			std::string actual = "actual \"string\"";
			EXPECT_EQ(kGoldenString, actual);

			const char* golden = kGoldenString;
			EXPECT_EQ(golden, actual);
			}

			TEST(NonfatalFailureTest, DiffForLongStrings) {
			std::string golden_str(kGoldenString, sizeof(kGoldenString) - 1);
			EXPECT_EQ(golden_str, "Line 2");
			}

			// Tests catching a fatal failure in a subroutine.
			TEST(FatalFailureTest, FatalFailureInSubroutine) {
			printf("(expecting a failure that x should be 1)\n");

			TryTestSubroutine();
			}

			// Tests catching a fatal failure in a nested subroutine.
			TEST(FatalFailureTest, FatalFailureInNestedSubroutine) {
			printf("(expecting a failure that x should be 1)\n");

			// Calls a subrountine that yields a fatal failure.
			TryTestSubroutine();

			// Catches the fatal failure and aborts the test.
			//
			// When calling HasFatalFailure() inside a TEST, TEST_F, or test
			// fixture, the testing::Test:: prefix is not needed.
			if (HasFatalFailure()) return;

			// If we get here, something is wrong.
			FAIL() << "This should never be reached.";
			}

			// Tests HasFatalFailure() after a failed EXPECT check.
			TEST(FatalFailureTest, NonfatalFailureInSubroutine) {
			printf("(expecting a failure on false)\n");
			EXPECT_TRUE(false); // Generates a nonfatal failure
			ASSERT_FALSE(HasFatalFailure()); // This should succeed.
			}

			// Tests interleaving user logging and Google Test assertions.
			TEST(LoggingTest, InterleavingLoggingAndAssertions) {
			static const int a[4] = {
			3, 9, 2, 6
			};

			printf("(expecting 2 failures on (3) >= (a[i]))\n");
			for (int i = 0; i < static_cast<int>(sizeof(a)/sizeof(*a)); i++) {
			printf("i == %d\n", i);
			EXPECT_GE(3, a[i]);
			}
			}

			// Tests the SCOPED_TRACE macro.

			// A helper function for testing SCOPED_TRACE.
			void SubWithoutTrace(int n) {
			EXPECT_EQ(1, n);
			ASSERT_EQ(2, n);
			}

			// Another helper function for testing SCOPED_TRACE.
			void SubWithTrace(int n) {
			SCOPED_TRACE(testing::Message() << "n = " << n);

			SubWithoutTrace(n);
			}

			// Tests that SCOPED_TRACE() obeys lexical scopes.
			TEST(SCOPED_TRACETest, ObeysScopes) {
			printf("(expected to fail)\n");

			// There should be no trace before SCOPED_TRACE() is invoked.
			ADD_FAILURE() << "This failure is expected, and shouldn't have a trace.";

			{
			SCOPED_TRACE("Expected trace");
			// After SCOPED_TRACE(), a failure in the current scope should contain
			// the trace.
			ADD_FAILURE() << "This failure is expected, and should have a trace.";
			}

			// Once the control leaves the scope of the SCOPED_TRACE(), there
			// should be no trace again.
			ADD_FAILURE() << "This failure is expected, and shouldn't have a trace.";
			}

			// Tests that SCOPED_TRACE works inside a loop.
			TEST(SCOPED_TRACETest, WorksInLoop) {
			printf("(expected to fail)\n");

			for (int i = 1; i <= 2; i++) {
			SCOPED_TRACE(testing::Message() << "i = " << i);

			SubWithoutTrace(i);
			}
			}

			// Tests that SCOPED_TRACE works in a subroutine.
			TEST(SCOPED_TRACETest, WorksInSubroutine) {
			printf("(expected to fail)\n");

			SubWithTrace(1);
			SubWithTrace(2);
			}

			// Tests that SCOPED_TRACE can be nested.
			TEST(SCOPED_TRACETest, CanBeNested) {
			printf("(expected to fail)\n");

			SCOPED_TRACE(""); // A trace without a message.

			SubWithTrace(2);
			}

			// Tests that multiple SCOPED_TRACEs can be used in the same scope.
			TEST(SCOPED_TRACETest, CanBeRepeated) {
			printf("(expected to fail)\n");

			SCOPED_TRACE("A");
			ADD_FAILURE()
			<< "This failure is expected, and should contain trace point A.";

			SCOPED_TRACE("B");
			ADD_FAILURE()
			<< "This failure is expected, and should contain trace point A and B.";

			{
			SCOPED_TRACE("C");
			ADD_FAILURE() << "This failure is expected, and should "
			<< "contain trace point A, B, and C.";
			}

			SCOPED_TRACE("D");
			ADD_FAILURE() << "This failure is expected, and should "
			<< "contain trace point A, B, and D.";
			}

			#if GTEST_IS_THREADSAFE
			// Tests that SCOPED_TRACE()s can be used concurrently from multiple
			// threads. Namely, an assertion should be affected by
			// SCOPED_TRACE()s in its own thread only.

			// Here's the sequence of actions that happen in the test:
			//
			// Thread A (main) \| Thread B (spawned)
			// ===============================\|================================
			// spawns thread B \|
			// -------------------------------+--------------------------------
			// waits for n1 \| SCOPED_TRACE("Trace B");
			// \| generates failure #1
			// \| notifies n1
			// -------------------------------+--------------------------------
			// SCOPED_TRACE("Trace A"); \| waits for n2
			// generates failure #2 \|
			// notifies n2 \|
			// -------------------------------\|--------------------------------
			// waits for n3 \| generates failure #3
			// \| trace B dies
			// \| generates failure #4
			// \| notifies n3
			// -------------------------------\|--------------------------------
			// generates failure #5 \| finishes
			// trace A dies \|
			// generates failure #6 \|
			// -------------------------------\|--------------------------------
			// waits for thread B to finish \|

			struct CheckPoints {
			Notification n1;
			Notification n2;
			Notification n3;
			};

			static void ThreadWithScopedTrace(CheckPoints* check_points) {
			{
			SCOPED_TRACE("Trace B");
			ADD_FAILURE()
			<< "Expected failure #1 (in thread B, only trace B alive).";
			check_points->n1.Notify();
			check_points->n2.WaitForNotification();

			ADD_FAILURE()
			<< "Expected failure #3 (in thread B, trace A & B both alive).";
			} // Trace B dies here.
			ADD_FAILURE()
			<< "Expected failure #4 (in thread B, only trace A alive).";
			check_points->n3.Notify();
			}

			TEST(SCOPED_TRACETest, WorksConcurrently) {
			printf("(expecting 6 failures)\n");

			CheckPoints check_points;
			ThreadWithParam<CheckPoints*> thread(&ThreadWithScopedTrace,
			&check_points,
			NULL);
			check_points.n1.WaitForNotification();

			{
			SCOPED_TRACE("Trace A");
			ADD_FAILURE()
			<< "Expected failure #2 (in thread A, trace A & B both alive).";
			check_points.n2.Notify();
			check_points.n3.WaitForNotification();

			ADD_FAILURE()
			<< "Expected failure #5 (in thread A, only trace A alive).";
			} // Trace A dies here.
			ADD_FAILURE()
			<< "Expected failure #6 (in thread A, no trace alive).";
			thread.Join();
			}
			#endif // GTEST_IS_THREADSAFE

			TEST(DisabledTestsWarningTest,
			DISABLED_AlsoRunDisabledTestsFlagSuppressesWarning) {
			// This test body is intentionally empty. Its sole purpose is for
			// verifying that the --gtest_also_run_disabled_tests flag
			// suppresses the "YOU HAVE 12 DISABLED TESTS" warning at the end of
			// the test output.
			}

			// Tests using assertions outside of TEST and TEST_F.
			//
			// This function creates two failures intentionally.
			void AdHocTest() {
			printf("The non-test part of the code is expected to have 2 failures.\n\n");
			EXPECT_TRUE(false);
			EXPECT_EQ(2, 3);
			}

			// Runs all TESTs, all TEST_Fs, and the ad hoc test.
			int RunAllTests() {
			AdHocTest();
			return RUN_ALL_TESTS();
			}

			// Tests non-fatal failures in the fixture constructor.
			class NonFatalFailureInFixtureConstructorTest : public testing::Test {
			protected:
			NonFatalFailureInFixtureConstructorTest() {
			printf("(expecting 5 failures)\n");
			ADD_FAILURE() << "Expected failure #1, in the test fixture c'tor.";
			}

			~NonFatalFailureInFixtureConstructorTest() {
			ADD_FAILURE() << "Expected failure #5, in the test fixture d'tor.";
			}

			virtual void SetUp() {
			ADD_FAILURE() << "Expected failure #2, in SetUp().";
			}

			virtual void TearDown() {
			ADD_FAILURE() << "Expected failure #4, in TearDown.";
			}
			};

			TEST_F(NonFatalFailureInFixtureConstructorTest, FailureInConstructor) {
			ADD_FAILURE() << "Expected failure #3, in the test body.";
			}

			// Tests fatal failures in the fixture constructor.
			class FatalFailureInFixtureConstructorTest : public testing::Test {
			protected:
			FatalFailureInFixtureConstructorTest() {
			printf("(expecting 2 failures)\n");
			Init();
			}

			~FatalFailureInFixtureConstructorTest() {
			ADD_FAILURE() << "Expected failure #2, in the test fixture d'tor.";
			}

			virtual void SetUp() {
			ADD_FAILURE() << "UNEXPECTED failure in SetUp(). "
			<< "We should never get here, as the test fixture c'tor "
			<< "had a fatal failure.";
			}

			virtual void TearDown() {
			ADD_FAILURE() << "UNEXPECTED failure in TearDown(). "
			<< "We should never get here, as the test fixture c'tor "
			<< "had a fatal failure.";
			}

			private:
			void Init() {
			FAIL() << "Expected failure #1, in the test fixture c'tor.";
			}
			};

			TEST_F(FatalFailureInFixtureConstructorTest, FailureInConstructor) {
			ADD_FAILURE() << "UNEXPECTED failure in the test body. "
			<< "We should never get here, as the test fixture c'tor "
			<< "had a fatal failure.";
			}

			// Tests non-fatal failures in SetUp().
			class NonFatalFailureInSetUpTest : public testing::Test {
			protected:
			virtual ~NonFatalFailureInSetUpTest() {
			Deinit();
			}

			virtual void SetUp() {
			printf("(expecting 4 failures)\n");
			ADD_FAILURE() << "Expected failure #1, in SetUp().";
			}

			virtual void TearDown() {
			FAIL() << "Expected failure #3, in TearDown().";
			}
			private:
			void Deinit() {
			FAIL() << "Expected failure #4, in the test fixture d'tor.";
			}
			};

			TEST_F(NonFatalFailureInSetUpTest, FailureInSetUp) {
			FAIL() << "Expected failure #2, in the test function.";
			}

			// Tests fatal failures in SetUp().
			class FatalFailureInSetUpTest : public testing::Test {
			protected:
			virtual ~FatalFailureInSetUpTest() {
			Deinit();
			}

			virtual void SetUp() {
			printf("(expecting 3 failures)\n");
			FAIL() << "Expected failure #1, in SetUp().";
			}

			virtual void TearDown() {
			FAIL() << "Expected failure #2, in TearDown().";
			}
			private:
			void Deinit() {
			FAIL() << "Expected failure #3, in the test fixture d'tor.";
			}
			};

			TEST_F(FatalFailureInSetUpTest, FailureInSetUp) {
			FAIL() << "UNEXPECTED failure in the test function. "
			<< "We should never get here, as SetUp() failed.";
			}

			TEST(AddFailureAtTest, MessageContainsSpecifiedFileAndLineNumber) {
			ADD_FAILURE_AT("foo.cc", 42) << "Expected failure in foo.cc";
			}

			#if GTEST_IS_THREADSAFE

			// A unary function that may die.
			void DieIf(bool should_die) {
			GTEST_CHECK_(!should_die) << " - death inside DieIf().";
			}

			// Tests running death tests in a multi-threaded context.

			// Used for coordination between the main and the spawn thread.
			struct SpawnThreadNotifications {
			SpawnThreadNotifications() {}

			Notification spawn_thread_started;
			Notification spawn_thread_ok_to_terminate;

			private:
			GTEST_DISALLOW_COPY_AND_ASSIGN_(SpawnThreadNotifications);
			};

			// The function to be executed in the thread spawn by the
			// MultipleThreads test (below).
			static void ThreadRoutine(SpawnThreadNotifications* notifications) {
			// Signals the main thread that this thread has started.
			notifications->spawn_thread_started.Notify();

			// Waits for permission to finish from the main thread.
			notifications->spawn_thread_ok_to_terminate.WaitForNotification();
			}

			// This is a death-test test, but it's not named with a DeathTest
			// suffix. It starts threads which might interfere with later
			// death tests, so it must run after all other death tests.
			class DeathTestAndMultiThreadsTest : public testing::Test {
			protected:
			// Starts a thread and waits for it to begin.
			virtual void SetUp() {
			thread_.reset(new ThreadWithParam<SpawnThreadNotifications*>(
			&ThreadRoutine, &notifications_, NULL));
			notifications_.spawn_thread_started.WaitForNotification();
			}
			// Tells the thread to finish, and reaps it.
			// Depending on the version of the thread library in use,
			// a manager thread might still be left running that will interfere
			// with later death tests. This is unfortunate, but this class
			// cleans up after itself as best it can.
			virtual void TearDown() {
			notifications_.spawn_thread_ok_to_terminate.Notify();
			}

			private:
			SpawnThreadNotifications notifications_;
			testing::internal::scoped_ptr<ThreadWithParam<SpawnThreadNotifications*> >
			thread_;
			};

			#endif // GTEST_IS_THREADSAFE

			// The MixedUpTestCaseTest test case verifies that Google Test will fail a
			// test if it uses a different fixture class than what other tests in
			// the same test case use. It deliberately contains two fixture
			// classes with the same name but defined in different namespaces.

			// The MixedUpTestCaseWithSameTestNameTest test case verifies that
			// when the user defines two tests with the same test case name AND
			// same test name (but in different namespaces), the second test will
			// fail.

			namespace foo {

			class MixedUpTestCaseTest : public testing::Test {
			};

			TEST_F(MixedUpTestCaseTest, FirstTestFromNamespaceFoo) {}
			TEST_F(MixedUpTestCaseTest, SecondTestFromNamespaceFoo) {}

			class MixedUpTestCaseWithSameTestNameTest : public testing::Test {
			};

			TEST_F(MixedUpTestCaseWithSameTestNameTest,
			TheSecondTestWithThisNameShouldFail) {}

			} // namespace foo

			namespace bar {

			class MixedUpTestCaseTest : public testing::Test {
			};

			// The following two tests are expected to fail. We rely on the
			// golden file to check that Google Test generates the right error message.
			TEST_F(MixedUpTestCaseTest, ThisShouldFail) {}
			TEST_F(MixedUpTestCaseTest, ThisShouldFailToo) {}

			class MixedUpTestCaseWithSameTestNameTest : public testing::Test {
			};

			// Expected to fail. We rely on the golden file to check that Google Test
			// generates the right error message.
			TEST_F(MixedUpTestCaseWithSameTestNameTest,
			TheSecondTestWithThisNameShouldFail) {}

			} // namespace bar

			// The following two test cases verify that Google Test catches the user
			// error of mixing TEST and TEST_F in the same test case. The first
			// test case checks the scenario where TEST_F appears before TEST, and
			// the second one checks where TEST appears before TEST_F.

			class TEST_F_before_TEST_in_same_test_case : public testing::Test {
			};

			TEST_F(TEST_F_before_TEST_in_same_test_case, DefinedUsingTEST_F) {}

			// Expected to fail. We rely on the golden file to check that Google Test
			// generates the right error message.
			TEST(TEST_F_before_TEST_in_same_test_case, DefinedUsingTESTAndShouldFail) {}

			class TEST_before_TEST_F_in_same_test_case : public testing::Test {
			};

			TEST(TEST_before_TEST_F_in_same_test_case, DefinedUsingTEST) {}

			// Expected to fail. We rely on the golden file to check that Google Test
			// generates the right error message.
			TEST_F(TEST_before_TEST_F_in_same_test_case, DefinedUsingTEST_FAndShouldFail) {
			}

			// Used for testing EXPECT_NONFATAL_FAILURE() and EXPECT_FATAL_FAILURE().
			int global_integer = 0;

			// Tests that EXPECT_NONFATAL_FAILURE() can reference global variables.
			TEST(ExpectNonfatalFailureTest, CanReferenceGlobalVariables) {
			global_integer = 0;
			EXPECT_NONFATAL_FAILURE({
			EXPECT_EQ(1, global_integer) << "Expected non-fatal failure.";
			}, "Expected non-fatal failure.");
			}

			// Tests that EXPECT_NONFATAL_FAILURE() can reference local variables
			// (static or not).
			TEST(ExpectNonfatalFailureTest, CanReferenceLocalVariables) {
			int m = 0;
			static int n;
			n = 1;
			EXPECT_NONFATAL_FAILURE({
			EXPECT_EQ(m, n) << "Expected non-fatal failure.";
			}, "Expected non-fatal failure.");
			}

			// Tests that EXPECT_NONFATAL_FAILURE() succeeds when there is exactly
			// one non-fatal failure and no fatal failure.
			TEST(ExpectNonfatalFailureTest, SucceedsWhenThereIsOneNonfatalFailure) {
			EXPECT_NONFATAL_FAILURE({
			ADD_FAILURE() << "Expected non-fatal failure.";
			}, "Expected non-fatal failure.");
			}

			// Tests that EXPECT_NONFATAL_FAILURE() fails when there is no
			// non-fatal failure.
			TEST(ExpectNonfatalFailureTest, FailsWhenThereIsNoNonfatalFailure) {
			printf("(expecting a failure)\n");
			EXPECT_NONFATAL_FAILURE({
			}, "");
			}

			// Tests that EXPECT_NONFATAL_FAILURE() fails when there are two
			// non-fatal failures.
			TEST(ExpectNonfatalFailureTest, FailsWhenThereAreTwoNonfatalFailures) {
			printf("(expecting a failure)\n");
			EXPECT_NONFATAL_FAILURE({
			ADD_FAILURE() << "Expected non-fatal failure 1.";
			ADD_FAILURE() << "Expected non-fatal failure 2.";
			}, "");
			}

			// Tests that EXPECT_NONFATAL_FAILURE() fails when there is one fatal
			// failure.
			TEST(ExpectNonfatalFailureTest, FailsWhenThereIsOneFatalFailure) {
			printf("(expecting a failure)\n");
			EXPECT_NONFATAL_FAILURE({
			FAIL() << "Expected fatal failure.";
			}, "");
			}

			// Tests that EXPECT_NONFATAL_FAILURE() fails when the statement being
			// tested returns.
			TEST(ExpectNonfatalFailureTest, FailsWhenStatementReturns) {
			printf("(expecting a failure)\n");
			EXPECT_NONFATAL_FAILURE({
			return;
			}, "");
			}

			#if GTEST_HAS_EXCEPTIONS

			// Tests that EXPECT_NONFATAL_FAILURE() fails when the statement being
			// tested throws.
			TEST(ExpectNonfatalFailureTest, FailsWhenStatementThrows) {
			printf("(expecting a failure)\n");
			try {
			EXPECT_NONFATAL_FAILURE({
			throw 0;
			}, "");
			} catch(int) { // NOLINT
			}
			}

			#endif // GTEST_HAS_EXCEPTIONS

			// Tests that EXPECT_FATAL_FAILURE() can reference global variables.
			TEST(ExpectFatalFailureTest, CanReferenceGlobalVariables) {
			global_integer = 0;
			EXPECT_FATAL_FAILURE({
			ASSERT_EQ(1, global_integer) << "Expected fatal failure.";
			}, "Expected fatal failure.");
			}

			// Tests that EXPECT_FATAL_FAILURE() can reference local static
			// variables.
			TEST(ExpectFatalFailureTest, CanReferenceLocalStaticVariables) {
			static int n;
			n = 1;
			EXPECT_FATAL_FAILURE({
			ASSERT_EQ(0, n) << "Expected fatal failure.";
			}, "Expected fatal failure.");
			}

			// Tests that EXPECT_FATAL_FAILURE() succeeds when there is exactly
			// one fatal failure and no non-fatal failure.
			TEST(ExpectFatalFailureTest, SucceedsWhenThereIsOneFatalFailure) {
			EXPECT_FATAL_FAILURE({
			FAIL() << "Expected fatal failure.";
			}, "Expected fatal failure.");
			}

			// Tests that EXPECT_FATAL_FAILURE() fails when there is no fatal
			// failure.
			TEST(ExpectFatalFailureTest, FailsWhenThereIsNoFatalFailure) {
			printf("(expecting a failure)\n");
			EXPECT_FATAL_FAILURE({
			}, "");
			}

			// A helper for generating a fatal failure.
			void FatalFailure() {
			FAIL() << "Expected fatal failure.";
			}

			// Tests that EXPECT_FATAL_FAILURE() fails when there are two
			// fatal failures.
			TEST(ExpectFatalFailureTest, FailsWhenThereAreTwoFatalFailures) {
			printf("(expecting a failure)\n");
			EXPECT_FATAL_FAILURE({
			FatalFailure();
			FatalFailure();
			}, "");
			}

			// Tests that EXPECT_FATAL_FAILURE() fails when there is one non-fatal
			// failure.
			TEST(ExpectFatalFailureTest, FailsWhenThereIsOneNonfatalFailure) {
			printf("(expecting a failure)\n");
			EXPECT_FATAL_FAILURE({
			ADD_FAILURE() << "Expected non-fatal failure.";
			}, "");
			}

			// Tests that EXPECT_FATAL_FAILURE() fails when the statement being
			// tested returns.
			TEST(ExpectFatalFailureTest, FailsWhenStatementReturns) {
			printf("(expecting a failure)\n");
			EXPECT_FATAL_FAILURE({
			return;
			}, "");
			}

			#if GTEST_HAS_EXCEPTIONS

			// Tests that EXPECT_FATAL_FAILURE() fails when the statement being
			// tested throws.
			TEST(ExpectFatalFailureTest, FailsWhenStatementThrows) {
			printf("(expecting a failure)\n");
			try {
			EXPECT_FATAL_FAILURE({
			throw 0;
			}, "");
			} catch(int) { // NOLINT
			}
			}

			#endif // GTEST_HAS_EXCEPTIONS

			// This #ifdef block tests the output of value-parameterized tests.

			#if GTEST_HAS_PARAM_TEST

			std::string ParamNameFunc(const testing::TestParamInfo<std::string>& info) {
			return info.param;
			}

			class ParamTest : public testing::TestWithParam<std::string> {
			};

			TEST_P(ParamTest, Success) {
			EXPECT_EQ("a", GetParam());
			}

			TEST_P(ParamTest, Failure) {
			EXPECT_EQ("b", GetParam()) << "Expected failure";
			}

			INSTANTIATE_TEST_CASE_P(PrintingStrings,
			ParamTest,
			testing::Values(std::string("a")),
			ParamNameFunc);

			#endif // GTEST_HAS_PARAM_TEST

			// This #ifdef block tests the output of typed tests.
			#if GTEST_HAS_TYPED_TEST

			template <typename T>
			class TypedTest : public testing::Test {
			};

			TYPED_TEST_CASE(TypedTest, testing::Types<int>);

			TYPED_TEST(TypedTest, Success) {
			EXPECT_EQ(0, TypeParam());
			}

			TYPED_TEST(TypedTest, Failure) {
			EXPECT_EQ(1, TypeParam()) << "Expected failure";
			}

			#endif // GTEST_HAS_TYPED_TEST

			// This #ifdef block tests the output of type-parameterized tests.
			#if GTEST_HAS_TYPED_TEST_P

			template <typename T>
			class TypedTestP : public testing::Test {
			};

			TYPED_TEST_CASE_P(TypedTestP);

			TYPED_TEST_P(TypedTestP, Success) {
			EXPECT_EQ(0U, TypeParam());
			}

			TYPED_TEST_P(TypedTestP, Failure) {
			EXPECT_EQ(1U, TypeParam()) << "Expected failure";
			}

			REGISTER_TYPED_TEST_CASE_P(TypedTestP, Success, Failure);

			typedef testing::Types<unsigned char, unsigned int> UnsignedTypes;
			INSTANTIATE_TYPED_TEST_CASE_P(Unsigned, TypedTestP, UnsignedTypes);

			#endif // GTEST_HAS_TYPED_TEST_P

			#if GTEST_HAS_DEATH_TEST

			// We rely on the golden file to verify that tests whose test case
			// name ends with DeathTest are run first.

			TEST(ADeathTest, ShouldRunFirst) {
			}

			# if GTEST_HAS_TYPED_TEST

			// We rely on the golden file to verify that typed tests whose test
			// case name ends with DeathTest are run first.

			template <typename T>
			class ATypedDeathTest : public testing::Test {
			};

			typedef testing::Types<int, double> NumericTypes;
			TYPED_TEST_CASE(ATypedDeathTest, NumericTypes);

			TYPED_TEST(ATypedDeathTest, ShouldRunFirst) {
			}

			# endif // GTEST_HAS_TYPED_TEST

			# if GTEST_HAS_TYPED_TEST_P


			// We rely on the golden file to verify that type-parameterized tests
			// whose test case name ends with DeathTest are run first.

			template <typename T>
			class ATypeParamDeathTest : public testing::Test {
			};

			TYPED_TEST_CASE_P(ATypeParamDeathTest);

			TYPED_TEST_P(ATypeParamDeathTest, ShouldRunFirst) {
			}

			REGISTER_TYPED_TEST_CASE_P(ATypeParamDeathTest, ShouldRunFirst);

			INSTANTIATE_TYPED_TEST_CASE_P(My, ATypeParamDeathTest, NumericTypes);

			# endif // GTEST_HAS_TYPED_TEST_P

			#endif // GTEST_HAS_DEATH_TEST

			// Tests various failure conditions of
			// EXPECT_{,NON}FATAL_FAILURE{,_ON_ALL_THREADS}.
			class ExpectFailureTest : public testing::Test {
			public: // Must be public and not protected due to a bug in g++ 3.4.2.
			enum FailureMode {
			FATAL_FAILURE,
			NONFATAL_FAILURE
			};
			static void AddFailure(FailureMode failure) {
			if (failure == FATAL_FAILURE) {
			FAIL() << "Expected fatal failure.";
			} else {
			ADD_FAILURE() << "Expected non-fatal failure.";
			}
			}
			};

			TEST_F(ExpectFailureTest, ExpectFatalFailure) {
			// Expected fatal failure, but succeeds.
			printf("(expecting 1 failure)\n");
			EXPECT_FATAL_FAILURE(SUCCEED(), "Expected fatal failure.");
			// Expected fatal failure, but got a non-fatal failure.
			printf("(expecting 1 failure)\n");
			EXPECT_FATAL_FAILURE(AddFailure(NONFATAL_FAILURE), "Expected non-fatal "
			"failure.");
			// Wrong message.
			printf("(expecting 1 failure)\n");
			EXPECT_FATAL_FAILURE(AddFailure(FATAL_FAILURE), "Some other fatal failure "
			"expected.");
			}

			TEST_F(ExpectFailureTest, ExpectNonFatalFailure) {
			// Expected non-fatal failure, but succeeds.
			printf("(expecting 1 failure)\n");
			EXPECT_NONFATAL_FAILURE(SUCCEED(), "Expected non-fatal failure.");
			// Expected non-fatal failure, but got a fatal failure.
			printf("(expecting 1 failure)\n");
			EXPECT_NONFATAL_FAILURE(AddFailure(FATAL_FAILURE), "Expected fatal failure.");
			// Wrong message.
			printf("(expecting 1 failure)\n");
			EXPECT_NONFATAL_FAILURE(AddFailure(NONFATAL_FAILURE), "Some other non-fatal "
			"failure.");
			}

			#if GTEST_IS_THREADSAFE

			class ExpectFailureWithThreadsTest : public ExpectFailureTest {
			protected:
			static void AddFailureInOtherThread(FailureMode failure) {
			ThreadWithParam<FailureMode> thread(&AddFailure, failure, NULL);
			thread.Join();
			}
			};

			TEST_F(ExpectFailureWithThreadsTest, ExpectFatalFailure) {
			// We only intercept the current thread.
			printf("(expecting 2 failures)\n");
			EXPECT_FATAL_FAILURE(AddFailureInOtherThread(FATAL_FAILURE),
			"Expected fatal failure.");
			}

			TEST_F(ExpectFailureWithThreadsTest, ExpectNonFatalFailure) {
			// We only intercept the current thread.
			printf("(expecting 2 failures)\n");
			EXPECT_NONFATAL_FAILURE(AddFailureInOtherThread(NONFATAL_FAILURE),
			"Expected non-fatal failure.");
			}

			typedef ExpectFailureWithThreadsTest ScopedFakeTestPartResultReporterTest;

			// Tests that the ScopedFakeTestPartResultReporter only catches failures from
			// the current thread if it is instantiated with INTERCEPT_ONLY_CURRENT_THREAD.
			TEST_F(ScopedFakeTestPartResultReporterTest, InterceptOnlyCurrentThread) {
			printf("(expecting 2 failures)\n");
			TestPartResultArray results;
			{
			ScopedFakeTestPartResultReporter reporter(
			ScopedFakeTestPartResultReporter::INTERCEPT_ONLY_CURRENT_THREAD,
			&results);
			AddFailureInOtherThread(FATAL_FAILURE);
			AddFailureInOtherThread(NONFATAL_FAILURE);
			}
			// The two failures should not have been intercepted.
			EXPECT_EQ(0, results.size()) << "This shouldn't fail.";
			}

			#endif // GTEST_IS_THREADSAFE

			TEST_F(ExpectFailureTest, ExpectFatalFailureOnAllThreads) {
			// Expected fatal failure, but succeeds.
			printf("(expecting 1 failure)\n");
			EXPECT_FATAL_FAILURE_ON_ALL_THREADS(SUCCEED(), "Expected fatal failure.");
			// Expected fatal failure, but got a non-fatal failure.
			printf("(expecting 1 failure)\n");
			EXPECT_FATAL_FAILURE_ON_ALL_THREADS(AddFailure(NONFATAL_FAILURE),
			"Expected non-fatal failure.");
			// Wrong message.
			printf("(expecting 1 failure)\n");
			EXPECT_FATAL_FAILURE_ON_ALL_THREADS(AddFailure(FATAL_FAILURE),
			"Some other fatal failure expected.");
			}

			TEST_F(ExpectFailureTest, ExpectNonFatalFailureOnAllThreads) {
			// Expected non-fatal failure, but succeeds.
			printf("(expecting 1 failure)\n");
			EXPECT_NONFATAL_FAILURE_ON_ALL_THREADS(SUCCEED(), "Expected non-fatal "
			"failure.");
			// Expected non-fatal failure, but got a fatal failure.
			printf("(expecting 1 failure)\n");
			EXPECT_NONFATAL_FAILURE_ON_ALL_THREADS(AddFailure(FATAL_FAILURE),
			"Expected fatal failure.");
			// Wrong message.
			printf("(expecting 1 failure)\n");
			EXPECT_NONFATAL_FAILURE_ON_ALL_THREADS(AddFailure(NONFATAL_FAILURE),
			"Some other non-fatal failure.");
			}


			// Two test environments for testing testing::AddGlobalTestEnvironment().

			class FooEnvironment : public testing::Environment {
			public:
			virtual void SetUp() {
			printf("%s", "FooEnvironment::SetUp() called.\n");
			}

			virtual void TearDown() {
			printf("%s", "FooEnvironment::TearDown() called.\n");
			FAIL() << "Expected fatal failure.";
			}
			};

			class BarEnvironment : public testing::Environment {
			public:
			virtual void SetUp() {
			printf("%s", "BarEnvironment::SetUp() called.\n");
			}

			virtual void TearDown() {
			printf("%s", "BarEnvironment::TearDown() called.\n");
			ADD_FAILURE() << "Expected non-fatal failure.";
			}
			};

			// The main function.
			//
			// The idea is to use Google Test to run all the tests we have defined (some
			// of them are intended to fail), and then compare the test results
			// with the "golden" file.
			int main(int argc, char **argv) {
			testing::GTEST_FLAG(print_time) = false;

			// We just run the tests, knowing some of them are intended to fail.
			// We will use a separate Python script to compare the output of
			// this program with the golden file.

			// It's hard to test InitGoogleTest() directly, as it has many
			// global side effects. The following line serves as a sanity test
			// for it.
			testing::InitGoogleTest(&argc, argv);
			bool internal_skip_environment_and_ad_hoc_tests =
			std::count(argv, argv + argc,
			std::string("internal_skip_environment_and_ad_hoc_tests")) > 0;

			#if GTEST_HAS_DEATH_TEST
			if (testing::internal::GTEST_FLAG(internal_run_death_test) != "") {
			// Skip the usual output capturing if we're running as the child
			// process of an threadsafe-style death test.
			# if GTEST_OS_WINDOWS
			posix::FReopen("nul:", "w", stdout);
			# else
			posix::FReopen("/dev/null", "w", stdout);
			# endif // GTEST_OS_WINDOWS
			return RUN_ALL_TESTS();
			}
			#endif // GTEST_HAS_DEATH_TEST

			if (internal_skip_environment_and_ad_hoc_tests)
			return RUN_ALL_TESTS();

			// Registers two global test environments.
			// The golden file verifies that they are set up in the order they
			// are registered, and torn down in the reverse order.
			testing::AddGlobalTestEnvironment(new FooEnvironment);
			testing::AddGlobalTestEnvironment(new BarEnvironment);

			return RunAllTests();
			}

NeuroProject/googletest/test/gtest_output_test_.ccf38dc98d7e33master

gtest_output_test_.ccView Options

NeuroProject/googletest/test/gtest_output_test_.cc
f38dc98d7e33master

gtest_output_test_.cc
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