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Diffstat (limited to 'security/nss/gtests/google_test/gtest/test/googletest-output-test_.cc')
| -rw-r--r-- | security/nss/gtests/google_test/gtest/test/googletest-output-test_.cc | 1108 |
1 files changed, 1108 insertions, 0 deletions
diff --git a/security/nss/gtests/google_test/gtest/test/googletest-output-test_.cc b/security/nss/gtests/google_test/gtest/test/googletest-output-test_.cc new file mode 100644 index 0000000000..074f64ef62 --- /dev/null +++ b/security/nss/gtests/google_test/gtest/test/googletest-output-test_.cc @@ -0,0 +1,1108 @@ +// 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 +// googletest-output-test.py to ensure that Google Test generates the +// desired messages. Therefore, most tests in this file are MEANT TO +// FAIL. + +#include "gtest/gtest-spi.h" +#include "gtest/gtest.h" +#include "src/gtest-internal-inl.h" + +#include <stdlib.h> + +#if _MSC_VER +GTEST_DISABLE_MSC_WARNINGS_PUSH_(4127 /* conditional expression is constant */) +#endif // _MSC_VER + +#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_SUITE_P(PrintingFailingParams, + FailingParamTest, + testing::Values(2)); + +// Tests that an empty value for the test suite basename yields just +// the test name without any prior / +class EmptyBasenameParamInst : public testing::TestWithParam<int> {}; + +TEST_P(EmptyBasenameParamInst, Passes) { EXPECT_EQ(1, GetParam()); } + +INSTANTIATE_TEST_SUITE_P(, EmptyBasenameParamInst, testing::Values(1)); + +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); +} + +TEST(SCOPED_TRACETest, AcceptedValues) { + SCOPED_TRACE("literal string"); + SCOPED_TRACE(std::string("std::string")); + SCOPED_TRACE(1337); // streamable type + const char* null_value = nullptr; + SCOPED_TRACE(null_value); + + ADD_FAILURE() << "Just checking that all these values work fine."; +} + +// 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, + nullptr); + 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 + +// Tests basic functionality of the ScopedTrace utility (most of its features +// are already tested in SCOPED_TRACETest). +TEST(ScopedTraceTest, WithExplicitFileAndLine) { + testing::ScopedTrace trace("explicit_file.cc", 123, "expected trace message"); + ADD_FAILURE() << "Check that the trace is attached to a particular location."; +} + +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() override { + ADD_FAILURE() << "Expected failure #5, in the test fixture d'tor."; + } + + void SetUp() override { ADD_FAILURE() << "Expected failure #2, in SetUp()."; } + + void TearDown() override { + 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() override { + ADD_FAILURE() << "Expected failure #2, in the test fixture d'tor."; + } + + void SetUp() override { + ADD_FAILURE() << "UNEXPECTED failure in SetUp(). " + << "We should never get here, as the test fixture c'tor " + << "had a fatal failure."; + } + + void TearDown() override { + 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: + ~NonFatalFailureInSetUpTest() override { Deinit(); } + + void SetUp() override { + printf("(expecting 4 failures)\n"); + ADD_FAILURE() << "Expected failure #1, in SetUp()."; + } + + void TearDown() override { 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: + ~FatalFailureInSetUpTest() override { Deinit(); } + + void SetUp() override { + printf("(expecting 3 failures)\n"); + FAIL() << "Expected failure #1, in SetUp()."; + } + + void TearDown() override { 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 nonfatal failure in foo.cc"; +} + +TEST(GtestFailAtTest, MessageContainsSpecifiedFileAndLineNumber) { + GTEST_FAIL_AT("foo.cc", 42) << "Expected fatal failure in foo.cc"; +} + +// The MixedUpTestSuiteTest 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 MixedUpTestSuiteWithSameTestNameTest 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 MixedUpTestSuiteTest : public testing::Test { +}; + +TEST_F(MixedUpTestSuiteTest, FirstTestFromNamespaceFoo) {} +TEST_F(MixedUpTestSuiteTest, SecondTestFromNamespaceFoo) {} + +class MixedUpTestSuiteWithSameTestNameTest : public testing::Test { +}; + +TEST_F(MixedUpTestSuiteWithSameTestNameTest, + TheSecondTestWithThisNameShouldFail) {} + +} // namespace foo + +namespace bar { + +class MixedUpTestSuiteTest : 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(MixedUpTestSuiteTest, ThisShouldFail) {} +TEST_F(MixedUpTestSuiteTest, ThisShouldFailToo) {} + +class MixedUpTestSuiteWithSameTestNameTest : public testing::Test { +}; + +// Expected to fail. We rely on the golden file to check that Google Test +// generates the right error message. +TEST_F(MixedUpTestSuiteWithSameTestNameTest, + 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. + +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_SUITE_P(PrintingStrings, + ParamTest, + testing::Values(std::string("a")), + ParamNameFunc); + +// The case where a suite has INSTANTIATE_TEST_SUITE_P but not TEST_P. +using NoTests = ParamTest; +INSTANTIATE_TEST_SUITE_P(ThisIsOdd, NoTests, ::testing::Values("Hello")); + +// fails under kErrorOnUninstantiatedParameterizedTest=true +class DetectNotInstantiatedTest : public testing::TestWithParam<int> {}; +TEST_P(DetectNotInstantiatedTest, Used) { } + +// This would make the test failure from the above go away. +// INSTANTIATE_TEST_SUITE_P(Fix, DetectNotInstantiatedTest, testing::Values(1)); + +template <typename T> +class TypedTest : public testing::Test { +}; + +TYPED_TEST_SUITE(TypedTest, testing::Types<int>); + +TYPED_TEST(TypedTest, Success) { + EXPECT_EQ(0, TypeParam()); +} + +TYPED_TEST(TypedTest, Failure) { + EXPECT_EQ(1, TypeParam()) << "Expected failure"; +} + +typedef testing::Types<char, int> TypesForTestWithNames; + +template <typename T> +class TypedTestWithNames : public testing::Test {}; + +class TypedTestNames { + public: + template <typename T> + static std::string GetName(int i) { + if (std::is_same<T, char>::value) + return std::string("char") + ::testing::PrintToString(i); + if (std::is_same<T, int>::value) + return std::string("int") + ::testing::PrintToString(i); + } +}; + +TYPED_TEST_SUITE(TypedTestWithNames, TypesForTestWithNames, TypedTestNames); + +TYPED_TEST(TypedTestWithNames, Success) {} + +TYPED_TEST(TypedTestWithNames, Failure) { FAIL(); } + +template <typename T> +class TypedTestP : public testing::Test { +}; + +TYPED_TEST_SUITE_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_SUITE_P(TypedTestP, Success, Failure); + +typedef testing::Types<unsigned char, unsigned int> UnsignedTypes; +INSTANTIATE_TYPED_TEST_SUITE_P(Unsigned, TypedTestP, UnsignedTypes); + +class TypedTestPNames { + public: + template <typename T> + static std::string GetName(int i) { + if (std::is_same<T, unsigned char>::value) { + return std::string("unsignedChar") + ::testing::PrintToString(i); + } + if (std::is_same<T, unsigned int>::value) { + return std::string("unsignedInt") + ::testing::PrintToString(i); + } + } +}; + +INSTANTIATE_TYPED_TEST_SUITE_P(UnsignedCustomName, TypedTestP, UnsignedTypes, + TypedTestPNames); + +template <typename T> +class DetectNotInstantiatedTypesTest : public testing::Test {}; +TYPED_TEST_SUITE_P(DetectNotInstantiatedTypesTest); +TYPED_TEST_P(DetectNotInstantiatedTypesTest, Used) { + TypeParam instantiate; + (void)instantiate; +} +REGISTER_TYPED_TEST_SUITE_P(DetectNotInstantiatedTypesTest, Used); + +// kErrorOnUninstantiatedTypeParameterizedTest=true would make the above fail. +// Adding the following would make that test failure go away. +// +// typedef ::testing::Types<char, int, unsigned int> MyTypes; +// INSTANTIATE_TYPED_TEST_SUITE_P(All, DetectNotInstantiatedTypesTest, MyTypes); + +#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) { +} + +// 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_SUITE(ATypedDeathTest, NumericTypes); + +TYPED_TEST(ATypedDeathTest, ShouldRunFirst) { +} + + +// 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_SUITE_P(ATypeParamDeathTest); + +TYPED_TEST_P(ATypeParamDeathTest, ShouldRunFirst) { +} + +REGISTER_TYPED_TEST_SUITE_P(ATypeParamDeathTest, ShouldRunFirst); + +INSTANTIATE_TYPED_TEST_SUITE_P(My, ATypeParamDeathTest, NumericTypes); + +#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, nullptr); + 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."); +} + +class DynamicFixture : public testing::Test { + protected: + DynamicFixture() { printf("DynamicFixture()\n"); } + ~DynamicFixture() override { printf("~DynamicFixture()\n"); } + void SetUp() override { printf("DynamicFixture::SetUp\n"); } + void TearDown() override { printf("DynamicFixture::TearDown\n"); } + + static void SetUpTestSuite() { printf("DynamicFixture::SetUpTestSuite\n"); } + static void TearDownTestSuite() { + printf("DynamicFixture::TearDownTestSuite\n"); + } +}; + +template <bool Pass> +class DynamicTest : public DynamicFixture { + public: + void TestBody() override { EXPECT_TRUE(Pass); } +}; + +auto dynamic_test = ( + // Register two tests with the same fixture correctly. + testing::RegisterTest( + "DynamicFixture", "DynamicTestPass", nullptr, nullptr, __FILE__, + __LINE__, []() -> DynamicFixture* { return new DynamicTest<true>; }), + testing::RegisterTest( + "DynamicFixture", "DynamicTestFail", nullptr, nullptr, __FILE__, + __LINE__, []() -> DynamicFixture* { return new DynamicTest<false>; }), + + // Register the same fixture with another name. That's fine. + testing::RegisterTest( + "DynamicFixtureAnotherName", "DynamicTestPass", nullptr, nullptr, + __FILE__, __LINE__, + []() -> DynamicFixture* { return new DynamicTest<true>; }), + + // Register two tests with the same fixture incorrectly. + testing::RegisterTest( + "BadDynamicFixture1", "FixtureBase", nullptr, nullptr, __FILE__, + __LINE__, []() -> DynamicFixture* { return new DynamicTest<true>; }), + testing::RegisterTest( + "BadDynamicFixture1", "TestBase", nullptr, nullptr, __FILE__, __LINE__, + []() -> testing::Test* { return new DynamicTest<true>; }), + + // Register two tests with the same fixture incorrectly by omitting the + // return type. + testing::RegisterTest( + "BadDynamicFixture2", "FixtureBase", nullptr, nullptr, __FILE__, + __LINE__, []() -> DynamicFixture* { return new DynamicTest<true>; }), + testing::RegisterTest("BadDynamicFixture2", "Derived", nullptr, nullptr, + __FILE__, __LINE__, + []() { return new DynamicTest<true>; })); + +// Two test environments for testing testing::AddGlobalTestEnvironment(). + +class FooEnvironment : public testing::Environment { + public: + void SetUp() override { printf("%s", "FooEnvironment::SetUp() called.\n"); } + + void TearDown() override { + printf("%s", "FooEnvironment::TearDown() called.\n"); + FAIL() << "Expected fatal failure."; + } +}; + +class BarEnvironment : public testing::Environment { + public: + void SetUp() override { printf("%s", "BarEnvironment::SetUp() called.\n"); } + + void TearDown() override { + 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); +#if _MSC_VER +GTEST_DISABLE_MSC_WARNINGS_POP_() // 4127 +#endif // _MSC_VER + return RunAllTests(); +} |