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Diffstat (limited to 'third_party/googletest/googletest/test/gtest_unittest.cc')
| -rw-r--r-- | third_party/googletest/googletest/test/gtest_unittest.cc | 7797 |
1 files changed, 0 insertions, 7797 deletions
diff --git a/third_party/googletest/googletest/test/gtest_unittest.cc b/third_party/googletest/googletest/test/gtest_unittest.cc deleted file mode 100644 index 39b6841..0000000 --- a/third_party/googletest/googletest/test/gtest_unittest.cc +++ /dev/null @@ -1,7797 +0,0 @@ -// 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. -// -// Author: wan@google.com (Zhanyong Wan) -// -// Tests for Google Test itself. This verifies that the basic constructs of -// Google Test work. - -#include "gtest/gtest.h" - -// Verifies that the command line flag variables can be accessed in -// code once "gtest/gtest.h" has been -// #included. Do not move it after other gtest #includes. -TEST(CommandLineFlagsTest, CanBeAccessedInCodeOnceGTestHIsIncluded) { - bool dummy = testing::GTEST_FLAG(also_run_disabled_tests) - || testing::GTEST_FLAG(break_on_failure) - || testing::GTEST_FLAG(catch_exceptions) - || testing::GTEST_FLAG(color) != "unknown" - || testing::GTEST_FLAG(filter) != "unknown" - || testing::GTEST_FLAG(list_tests) - || testing::GTEST_FLAG(output) != "unknown" - || testing::GTEST_FLAG(print_time) - || testing::GTEST_FLAG(random_seed) - || testing::GTEST_FLAG(repeat) > 0 - || testing::GTEST_FLAG(show_internal_stack_frames) - || testing::GTEST_FLAG(shuffle) - || testing::GTEST_FLAG(stack_trace_depth) > 0 - || testing::GTEST_FLAG(stream_result_to) != "unknown" - || testing::GTEST_FLAG(throw_on_failure); - EXPECT_TRUE(dummy || !dummy); // Suppresses warning that dummy is unused. -} - -#include <limits.h> // For INT_MAX. -#include <stdlib.h> -#include <string.h> -#include <time.h> - -#include <map> -#include <vector> -#include <ostream> -#if GTEST_LANG_CXX11 -#include <unordered_set> -#endif // GTEST_LANG_CXX11 - -#include "gtest/gtest-spi.h" -#include "src/gtest-internal-inl.h" - -namespace testing { -namespace internal { - -#if GTEST_CAN_STREAM_RESULTS_ - -class StreamingListenerTest : public Test { - public: - class FakeSocketWriter : public StreamingListener::AbstractSocketWriter { - public: - // Sends a string to the socket. - virtual void Send(const std::string& message) { output_ += message; } - - std::string output_; - }; - - StreamingListenerTest() - : fake_sock_writer_(new FakeSocketWriter), - streamer_(fake_sock_writer_), - test_info_obj_("FooTest", "Bar", NULL, NULL, - CodeLocation(__FILE__, __LINE__), 0, NULL) {} - - protected: - std::string* output() { return &(fake_sock_writer_->output_); } - - FakeSocketWriter* const fake_sock_writer_; - StreamingListener streamer_; - UnitTest unit_test_; - TestInfo test_info_obj_; // The name test_info_ was taken by testing::Test. -}; - -TEST_F(StreamingListenerTest, OnTestProgramEnd) { - *output() = ""; - streamer_.OnTestProgramEnd(unit_test_); - EXPECT_EQ("event=TestProgramEnd&passed=1\n", *output()); -} - -TEST_F(StreamingListenerTest, OnTestIterationEnd) { - *output() = ""; - streamer_.OnTestIterationEnd(unit_test_, 42); - EXPECT_EQ("event=TestIterationEnd&passed=1&elapsed_time=0ms\n", *output()); -} - -TEST_F(StreamingListenerTest, OnTestCaseStart) { - *output() = ""; - streamer_.OnTestCaseStart(TestCase("FooTest", "Bar", NULL, NULL)); - EXPECT_EQ("event=TestCaseStart&name=FooTest\n", *output()); -} - -TEST_F(StreamingListenerTest, OnTestCaseEnd) { - *output() = ""; - streamer_.OnTestCaseEnd(TestCase("FooTest", "Bar", NULL, NULL)); - EXPECT_EQ("event=TestCaseEnd&passed=1&elapsed_time=0ms\n", *output()); -} - -TEST_F(StreamingListenerTest, OnTestStart) { - *output() = ""; - streamer_.OnTestStart(test_info_obj_); - EXPECT_EQ("event=TestStart&name=Bar\n", *output()); -} - -TEST_F(StreamingListenerTest, OnTestEnd) { - *output() = ""; - streamer_.OnTestEnd(test_info_obj_); - EXPECT_EQ("event=TestEnd&passed=1&elapsed_time=0ms\n", *output()); -} - -TEST_F(StreamingListenerTest, OnTestPartResult) { - *output() = ""; - streamer_.OnTestPartResult(TestPartResult( - TestPartResult::kFatalFailure, "foo.cc", 42, "failed=\n&%")); - - // Meta characters in the failure message should be properly escaped. - EXPECT_EQ( - "event=TestPartResult&file=foo.cc&line=42&message=failed%3D%0A%26%25\n", - *output()); -} - -#endif // GTEST_CAN_STREAM_RESULTS_ - -// Provides access to otherwise private parts of the TestEventListeners class -// that are needed to test it. -class TestEventListenersAccessor { - public: - static TestEventListener* GetRepeater(TestEventListeners* listeners) { - return listeners->repeater(); - } - - static void SetDefaultResultPrinter(TestEventListeners* listeners, - TestEventListener* listener) { - listeners->SetDefaultResultPrinter(listener); - } - static void SetDefaultXmlGenerator(TestEventListeners* listeners, - TestEventListener* listener) { - listeners->SetDefaultXmlGenerator(listener); - } - - static bool EventForwardingEnabled(const TestEventListeners& listeners) { - return listeners.EventForwardingEnabled(); - } - - static void SuppressEventForwarding(TestEventListeners* listeners) { - listeners->SuppressEventForwarding(); - } -}; - -class UnitTestRecordPropertyTestHelper : public Test { - protected: - UnitTestRecordPropertyTestHelper() {} - - // Forwards to UnitTest::RecordProperty() to bypass access controls. - void UnitTestRecordProperty(const char* key, const std::string& value) { - unit_test_.RecordProperty(key, value); - } - - UnitTest unit_test_; -}; - -} // namespace internal -} // namespace testing - -using testing::AssertionFailure; -using testing::AssertionResult; -using testing::AssertionSuccess; -using testing::DoubleLE; -using testing::EmptyTestEventListener; -using testing::Environment; -using testing::FloatLE; -using testing::GTEST_FLAG(also_run_disabled_tests); -using testing::GTEST_FLAG(break_on_failure); -using testing::GTEST_FLAG(catch_exceptions); -using testing::GTEST_FLAG(color); -using testing::GTEST_FLAG(death_test_use_fork); -using testing::GTEST_FLAG(filter); -using testing::GTEST_FLAG(list_tests); -using testing::GTEST_FLAG(output); -using testing::GTEST_FLAG(print_time); -using testing::GTEST_FLAG(random_seed); -using testing::GTEST_FLAG(repeat); -using testing::GTEST_FLAG(show_internal_stack_frames); -using testing::GTEST_FLAG(shuffle); -using testing::GTEST_FLAG(stack_trace_depth); -using testing::GTEST_FLAG(stream_result_to); -using testing::GTEST_FLAG(throw_on_failure); -using testing::IsNotSubstring; -using testing::IsSubstring; -using testing::Message; -using testing::ScopedFakeTestPartResultReporter; -using testing::StaticAssertTypeEq; -using testing::Test; -using testing::TestCase; -using testing::TestEventListeners; -using testing::TestInfo; -using testing::TestPartResult; -using testing::TestPartResultArray; -using testing::TestProperty; -using testing::TestResult; -using testing::TimeInMillis; -using testing::UnitTest; -using testing::internal::AddReference; -using testing::internal::AlwaysFalse; -using testing::internal::AlwaysTrue; -using testing::internal::AppendUserMessage; -using testing::internal::ArrayAwareFind; -using testing::internal::ArrayEq; -using testing::internal::CodePointToUtf8; -using testing::internal::CompileAssertTypesEqual; -using testing::internal::CopyArray; -using testing::internal::CountIf; -using testing::internal::EqFailure; -using testing::internal::FloatingPoint; -using testing::internal::ForEach; -using testing::internal::FormatEpochTimeInMillisAsIso8601; -using testing::internal::FormatTimeInMillisAsSeconds; -using testing::internal::GTestFlagSaver; -using testing::internal::GetCurrentOsStackTraceExceptTop; -using testing::internal::GetElementOr; -using testing::internal::GetNextRandomSeed; -using testing::internal::GetRandomSeedFromFlag; -using testing::internal::GetTestTypeId; -using testing::internal::GetTimeInMillis; -using testing::internal::GetTypeId; -using testing::internal::GetUnitTestImpl; -using testing::internal::ImplicitlyConvertible; -using testing::internal::Int32; -using testing::internal::Int32FromEnvOrDie; -using testing::internal::IsAProtocolMessage; -using testing::internal::IsContainer; -using testing::internal::IsContainerTest; -using testing::internal::IsNotContainer; -using testing::internal::NativeArray; -using testing::internal::OsStackTraceGetter; -using testing::internal::OsStackTraceGetterInterface; -using testing::internal::ParseInt32Flag; -using testing::internal::RelationToSourceCopy; -using testing::internal::RelationToSourceReference; -using testing::internal::RemoveConst; -using testing::internal::RemoveReference; -using testing::internal::ShouldRunTestOnShard; -using testing::internal::ShouldShard; -using testing::internal::ShouldUseColor; -using testing::internal::Shuffle; -using testing::internal::ShuffleRange; -using testing::internal::SkipPrefix; -using testing::internal::StreamableToString; -using testing::internal::String; -using testing::internal::TestEventListenersAccessor; -using testing::internal::TestResultAccessor; -using testing::internal::UInt32; -using testing::internal::UnitTestImpl; -using testing::internal::WideStringToUtf8; -using testing::internal::edit_distance::CalculateOptimalEdits; -using testing::internal::edit_distance::CreateUnifiedDiff; -using testing::internal::edit_distance::EditType; -using testing::internal::kMaxRandomSeed; -using testing::internal::kTestTypeIdInGoogleTest; -using testing::kMaxStackTraceDepth; - -#if GTEST_HAS_STREAM_REDIRECTION -using testing::internal::CaptureStdout; -using testing::internal::GetCapturedStdout; -#endif - -#if GTEST_IS_THREADSAFE -using testing::internal::ThreadWithParam; -#endif - -class TestingVector : public std::vector<int> { -}; - -::std::ostream& operator<<(::std::ostream& os, - const TestingVector& vector) { - os << "{ "; - for (size_t i = 0; i < vector.size(); i++) { - os << vector[i] << " "; - } - os << "}"; - return os; -} - -// This line tests that we can define tests in an unnamed namespace. -namespace { - -TEST(GetRandomSeedFromFlagTest, HandlesZero) { - const int seed = GetRandomSeedFromFlag(0); - EXPECT_LE(1, seed); - EXPECT_LE(seed, static_cast<int>(kMaxRandomSeed)); -} - -TEST(GetRandomSeedFromFlagTest, PreservesValidSeed) { - EXPECT_EQ(1, GetRandomSeedFromFlag(1)); - EXPECT_EQ(2, GetRandomSeedFromFlag(2)); - EXPECT_EQ(kMaxRandomSeed - 1, GetRandomSeedFromFlag(kMaxRandomSeed - 1)); - EXPECT_EQ(static_cast<int>(kMaxRandomSeed), - GetRandomSeedFromFlag(kMaxRandomSeed)); -} - -TEST(GetRandomSeedFromFlagTest, NormalizesInvalidSeed) { - const int seed1 = GetRandomSeedFromFlag(-1); - EXPECT_LE(1, seed1); - EXPECT_LE(seed1, static_cast<int>(kMaxRandomSeed)); - - const int seed2 = GetRandomSeedFromFlag(kMaxRandomSeed + 1); - EXPECT_LE(1, seed2); - EXPECT_LE(seed2, static_cast<int>(kMaxRandomSeed)); -} - -TEST(GetNextRandomSeedTest, WorksForValidInput) { - EXPECT_EQ(2, GetNextRandomSeed(1)); - EXPECT_EQ(3, GetNextRandomSeed(2)); - EXPECT_EQ(static_cast<int>(kMaxRandomSeed), - GetNextRandomSeed(kMaxRandomSeed - 1)); - EXPECT_EQ(1, GetNextRandomSeed(kMaxRandomSeed)); - - // We deliberately don't test GetNextRandomSeed() with invalid - // inputs, as that requires death tests, which are expensive. This - // is fine as GetNextRandomSeed() is internal and has a - // straightforward definition. -} - -static void ClearCurrentTestPartResults() { - TestResultAccessor::ClearTestPartResults( - GetUnitTestImpl()->current_test_result()); -} - -// Tests GetTypeId. - -TEST(GetTypeIdTest, ReturnsSameValueForSameType) { - EXPECT_EQ(GetTypeId<int>(), GetTypeId<int>()); - EXPECT_EQ(GetTypeId<Test>(), GetTypeId<Test>()); -} - -class SubClassOfTest : public Test {}; -class AnotherSubClassOfTest : public Test {}; - -TEST(GetTypeIdTest, ReturnsDifferentValuesForDifferentTypes) { - EXPECT_NE(GetTypeId<int>(), GetTypeId<const int>()); - EXPECT_NE(GetTypeId<int>(), GetTypeId<char>()); - EXPECT_NE(GetTypeId<int>(), GetTestTypeId()); - EXPECT_NE(GetTypeId<SubClassOfTest>(), GetTestTypeId()); - EXPECT_NE(GetTypeId<AnotherSubClassOfTest>(), GetTestTypeId()); - EXPECT_NE(GetTypeId<AnotherSubClassOfTest>(), GetTypeId<SubClassOfTest>()); -} - -// Verifies that GetTestTypeId() returns the same value, no matter it -// is called from inside Google Test or outside of it. -TEST(GetTestTypeIdTest, ReturnsTheSameValueInsideOrOutsideOfGoogleTest) { - EXPECT_EQ(kTestTypeIdInGoogleTest, GetTestTypeId()); -} - -// Tests CanonicalizeForStdLibVersioning. - -using ::testing::internal::CanonicalizeForStdLibVersioning; - -TEST(CanonicalizeForStdLibVersioning, LeavesUnversionedNamesUnchanged) { - EXPECT_EQ("std::bind", CanonicalizeForStdLibVersioning("std::bind")); - EXPECT_EQ("std::_", CanonicalizeForStdLibVersioning("std::_")); - EXPECT_EQ("std::__foo", CanonicalizeForStdLibVersioning("std::__foo")); - EXPECT_EQ("gtl::__1::x", CanonicalizeForStdLibVersioning("gtl::__1::x")); - EXPECT_EQ("__1::x", CanonicalizeForStdLibVersioning("__1::x")); - EXPECT_EQ("::__1::x", CanonicalizeForStdLibVersioning("::__1::x")); -} - -TEST(CanonicalizeForStdLibVersioning, ElidesDoubleUnderNames) { - EXPECT_EQ("std::bind", CanonicalizeForStdLibVersioning("std::__1::bind")); - EXPECT_EQ("std::_", CanonicalizeForStdLibVersioning("std::__1::_")); - - EXPECT_EQ("std::bind", CanonicalizeForStdLibVersioning("std::__g::bind")); - EXPECT_EQ("std::_", CanonicalizeForStdLibVersioning("std::__g::_")); - - EXPECT_EQ("std::bind", - CanonicalizeForStdLibVersioning("std::__google::bind")); - EXPECT_EQ("std::_", CanonicalizeForStdLibVersioning("std::__google::_")); -} - -// Tests FormatTimeInMillisAsSeconds(). - -TEST(FormatTimeInMillisAsSecondsTest, FormatsZero) { - EXPECT_EQ("0", FormatTimeInMillisAsSeconds(0)); -} - -TEST(FormatTimeInMillisAsSecondsTest, FormatsPositiveNumber) { - EXPECT_EQ("0.003", FormatTimeInMillisAsSeconds(3)); - EXPECT_EQ("0.01", FormatTimeInMillisAsSeconds(10)); - EXPECT_EQ("0.2", FormatTimeInMillisAsSeconds(200)); - EXPECT_EQ("1.2", FormatTimeInMillisAsSeconds(1200)); - EXPECT_EQ("3", FormatTimeInMillisAsSeconds(3000)); -} - -TEST(FormatTimeInMillisAsSecondsTest, FormatsNegativeNumber) { - EXPECT_EQ("-0.003", FormatTimeInMillisAsSeconds(-3)); - EXPECT_EQ("-0.01", FormatTimeInMillisAsSeconds(-10)); - EXPECT_EQ("-0.2", FormatTimeInMillisAsSeconds(-200)); - EXPECT_EQ("-1.2", FormatTimeInMillisAsSeconds(-1200)); - EXPECT_EQ("-3", FormatTimeInMillisAsSeconds(-3000)); -} - -// Tests FormatEpochTimeInMillisAsIso8601(). The correctness of conversion -// for particular dates below was verified in Python using -// datetime.datetime.fromutctimestamp(<timetamp>/1000). - -// FormatEpochTimeInMillisAsIso8601 depends on the current timezone, so we -// have to set up a particular timezone to obtain predictable results. -class FormatEpochTimeInMillisAsIso8601Test : public Test { - public: - // On Cygwin, GCC doesn't allow unqualified integer literals to exceed - // 32 bits, even when 64-bit integer types are available. We have to - // force the constants to have a 64-bit type here. - static const TimeInMillis kMillisPerSec = 1000; - - private: - virtual void SetUp() { - saved_tz_ = NULL; - - GTEST_DISABLE_MSC_WARNINGS_PUSH_(4996 /* getenv, strdup: deprecated */) - if (getenv("TZ")) - saved_tz_ = strdup(getenv("TZ")); - GTEST_DISABLE_MSC_WARNINGS_POP_() - - // Set up the time zone for FormatEpochTimeInMillisAsIso8601 to use. We - // cannot use the local time zone because the function's output depends - // on the time zone. - SetTimeZone("UTC+00"); - } - - virtual void TearDown() { - SetTimeZone(saved_tz_); - free(const_cast<char*>(saved_tz_)); - saved_tz_ = NULL; - } - - static void SetTimeZone(const char* time_zone) { - // tzset() distinguishes between the TZ variable being present and empty - // and not being present, so we have to consider the case of time_zone - // being NULL. -#if _MSC_VER || GTEST_OS_WINDOWS_MINGW - // ...Unless it's MSVC, whose standard library's _putenv doesn't - // distinguish between an empty and a missing variable. - const std::string env_var = - std::string("TZ=") + (time_zone ? time_zone : ""); - _putenv(env_var.c_str()); - GTEST_DISABLE_MSC_WARNINGS_PUSH_(4996 /* deprecated function */) - tzset(); - GTEST_DISABLE_MSC_WARNINGS_POP_() -#else - if (time_zone) { - setenv(("TZ"), time_zone, 1); - } else { - unsetenv("TZ"); - } - tzset(); -#endif - } - - const char* saved_tz_; -}; - -const TimeInMillis FormatEpochTimeInMillisAsIso8601Test::kMillisPerSec; - -TEST_F(FormatEpochTimeInMillisAsIso8601Test, PrintsTwoDigitSegments) { - EXPECT_EQ("2011-10-31T18:52:42", - FormatEpochTimeInMillisAsIso8601(1320087162 * kMillisPerSec)); -} - -TEST_F(FormatEpochTimeInMillisAsIso8601Test, MillisecondsDoNotAffectResult) { - EXPECT_EQ( - "2011-10-31T18:52:42", - FormatEpochTimeInMillisAsIso8601(1320087162 * kMillisPerSec + 234)); -} - -TEST_F(FormatEpochTimeInMillisAsIso8601Test, PrintsLeadingZeroes) { - EXPECT_EQ("2011-09-03T05:07:02", - FormatEpochTimeInMillisAsIso8601(1315026422 * kMillisPerSec)); -} - -TEST_F(FormatEpochTimeInMillisAsIso8601Test, Prints24HourTime) { - EXPECT_EQ("2011-09-28T17:08:22", - FormatEpochTimeInMillisAsIso8601(1317229702 * kMillisPerSec)); -} - -TEST_F(FormatEpochTimeInMillisAsIso8601Test, PrintsEpochStart) { - EXPECT_EQ("1970-01-01T00:00:00", FormatEpochTimeInMillisAsIso8601(0)); -} - -#if GTEST_CAN_COMPARE_NULL - -# ifdef __BORLANDC__ -// Silences warnings: "Condition is always true", "Unreachable code" -# pragma option push -w-ccc -w-rch -# endif - -// Tests that GTEST_IS_NULL_LITERAL_(x) is true when x is a null -// pointer literal. -TEST(NullLiteralTest, IsTrueForNullLiterals) { - EXPECT_TRUE(GTEST_IS_NULL_LITERAL_(NULL)); - EXPECT_TRUE(GTEST_IS_NULL_LITERAL_(0)); - EXPECT_TRUE(GTEST_IS_NULL_LITERAL_(0U)); - EXPECT_TRUE(GTEST_IS_NULL_LITERAL_(0L)); -} - -// Tests that GTEST_IS_NULL_LITERAL_(x) is false when x is not a null -// pointer literal. -TEST(NullLiteralTest, IsFalseForNonNullLiterals) { - EXPECT_FALSE(GTEST_IS_NULL_LITERAL_(1)); - EXPECT_FALSE(GTEST_IS_NULL_LITERAL_(0.0)); - EXPECT_FALSE(GTEST_IS_NULL_LITERAL_('a')); - EXPECT_FALSE(GTEST_IS_NULL_LITERAL_(static_cast<void*>(NULL))); -} - -# ifdef __BORLANDC__ -// Restores warnings after previous "#pragma option push" suppressed them. -# pragma option pop -# endif - -#endif // GTEST_CAN_COMPARE_NULL -// -// Tests CodePointToUtf8(). - -// Tests that the NUL character L'\0' is encoded correctly. -TEST(CodePointToUtf8Test, CanEncodeNul) { - EXPECT_EQ("", CodePointToUtf8(L'\0')); -} - -// Tests that ASCII characters are encoded correctly. -TEST(CodePointToUtf8Test, CanEncodeAscii) { - EXPECT_EQ("a", CodePointToUtf8(L'a')); - EXPECT_EQ("Z", CodePointToUtf8(L'Z')); - EXPECT_EQ("&", CodePointToUtf8(L'&')); - EXPECT_EQ("\x7F", CodePointToUtf8(L'\x7F')); -} - -// Tests that Unicode code-points that have 8 to 11 bits are encoded -// as 110xxxxx 10xxxxxx. -TEST(CodePointToUtf8Test, CanEncode8To11Bits) { - // 000 1101 0011 => 110-00011 10-010011 - EXPECT_EQ("\xC3\x93", CodePointToUtf8(L'\xD3')); - - // 101 0111 0110 => 110-10101 10-110110 - // Some compilers (e.g., GCC on MinGW) cannot handle non-ASCII codepoints - // in wide strings and wide chars. In order to accommodate them, we have to - // introduce such character constants as integers. - EXPECT_EQ("\xD5\xB6", - CodePointToUtf8(static_cast<wchar_t>(0x576))); -} - -// Tests that Unicode code-points that have 12 to 16 bits are encoded -// as 1110xxxx 10xxxxxx 10xxxxxx. -TEST(CodePointToUtf8Test, CanEncode12To16Bits) { - // 0000 1000 1101 0011 => 1110-0000 10-100011 10-010011 - EXPECT_EQ("\xE0\xA3\x93", - CodePointToUtf8(static_cast<wchar_t>(0x8D3))); - - // 1100 0111 0100 1101 => 1110-1100 10-011101 10-001101 - EXPECT_EQ("\xEC\x9D\x8D", - CodePointToUtf8(static_cast<wchar_t>(0xC74D))); -} - -#if !GTEST_WIDE_STRING_USES_UTF16_ -// Tests in this group require a wchar_t to hold > 16 bits, and thus -// are skipped on Windows, Cygwin, and Symbian, where a wchar_t is -// 16-bit wide. This code may not compile on those systems. - -// Tests that Unicode code-points that have 17 to 21 bits are encoded -// as 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx. -TEST(CodePointToUtf8Test, CanEncode17To21Bits) { - // 0 0001 0000 1000 1101 0011 => 11110-000 10-010000 10-100011 10-010011 - EXPECT_EQ("\xF0\x90\xA3\x93", CodePointToUtf8(L'\x108D3')); - - // 0 0001 0000 0100 0000 0000 => 11110-000 10-010000 10-010000 10-000000 - EXPECT_EQ("\xF0\x90\x90\x80", CodePointToUtf8(L'\x10400')); - - // 1 0000 1000 0110 0011 0100 => 11110-100 10-001000 10-011000 10-110100 - EXPECT_EQ("\xF4\x88\x98\xB4", CodePointToUtf8(L'\x108634')); -} - -// Tests that encoding an invalid code-point generates the expected result. -TEST(CodePointToUtf8Test, CanEncodeInvalidCodePoint) { - EXPECT_EQ("(Invalid Unicode 0x1234ABCD)", CodePointToUtf8(L'\x1234ABCD')); -} - -#endif // !GTEST_WIDE_STRING_USES_UTF16_ - -// Tests WideStringToUtf8(). - -// Tests that the NUL character L'\0' is encoded correctly. -TEST(WideStringToUtf8Test, CanEncodeNul) { - EXPECT_STREQ("", WideStringToUtf8(L"", 0).c_str()); - EXPECT_STREQ("", WideStringToUtf8(L"", -1).c_str()); -} - -// Tests that ASCII strings are encoded correctly. -TEST(WideStringToUtf8Test, CanEncodeAscii) { - EXPECT_STREQ("a", WideStringToUtf8(L"a", 1).c_str()); - EXPECT_STREQ("ab", WideStringToUtf8(L"ab", 2).c_str()); - EXPECT_STREQ("a", WideStringToUtf8(L"a", -1).c_str()); - EXPECT_STREQ("ab", WideStringToUtf8(L"ab", -1).c_str()); -} - -// Tests that Unicode code-points that have 8 to 11 bits are encoded -// as 110xxxxx 10xxxxxx. -TEST(WideStringToUtf8Test, CanEncode8To11Bits) { - // 000 1101 0011 => 110-00011 10-010011 - EXPECT_STREQ("\xC3\x93", WideStringToUtf8(L"\xD3", 1).c_str()); - EXPECT_STREQ("\xC3\x93", WideStringToUtf8(L"\xD3", -1).c_str()); - - // 101 0111 0110 => 110-10101 10-110110 - const wchar_t s[] = { 0x576, '\0' }; - EXPECT_STREQ("\xD5\xB6", WideStringToUtf8(s, 1).c_str()); - EXPECT_STREQ("\xD5\xB6", WideStringToUtf8(s, -1).c_str()); -} - -// Tests that Unicode code-points that have 12 to 16 bits are encoded -// as 1110xxxx 10xxxxxx 10xxxxxx. -TEST(WideStringToUtf8Test, CanEncode12To16Bits) { - // 0000 1000 1101 0011 => 1110-0000 10-100011 10-010011 - const wchar_t s1[] = { 0x8D3, '\0' }; - EXPECT_STREQ("\xE0\xA3\x93", WideStringToUtf8(s1, 1).c_str()); - EXPECT_STREQ("\xE0\xA3\x93", WideStringToUtf8(s1, -1).c_str()); - - // 1100 0111 0100 1101 => 1110-1100 10-011101 10-001101 - const wchar_t s2[] = { 0xC74D, '\0' }; - EXPECT_STREQ("\xEC\x9D\x8D", WideStringToUtf8(s2, 1).c_str()); - EXPECT_STREQ("\xEC\x9D\x8D", WideStringToUtf8(s2, -1).c_str()); -} - -// Tests that the conversion stops when the function encounters \0 character. -TEST(WideStringToUtf8Test, StopsOnNulCharacter) { - EXPECT_STREQ("ABC", WideStringToUtf8(L"ABC\0XYZ", 100).c_str()); -} - -// Tests that the conversion stops when the function reaches the limit -// specified by the 'length' parameter. -TEST(WideStringToUtf8Test, StopsWhenLengthLimitReached) { - EXPECT_STREQ("ABC", WideStringToUtf8(L"ABCDEF", 3).c_str()); -} - -#if !GTEST_WIDE_STRING_USES_UTF16_ -// Tests that Unicode code-points that have 17 to 21 bits are encoded -// as 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx. This code may not compile -// on the systems using UTF-16 encoding. -TEST(WideStringToUtf8Test, CanEncode17To21Bits) { - // 0 0001 0000 1000 1101 0011 => 11110-000 10-010000 10-100011 10-010011 - EXPECT_STREQ("\xF0\x90\xA3\x93", WideStringToUtf8(L"\x108D3", 1).c_str()); - EXPECT_STREQ("\xF0\x90\xA3\x93", WideStringToUtf8(L"\x108D3", -1).c_str()); - - // 1 0000 1000 0110 0011 0100 => 11110-100 10-001000 10-011000 10-110100 - EXPECT_STREQ("\xF4\x88\x98\xB4", WideStringToUtf8(L"\x108634", 1).c_str()); - EXPECT_STREQ("\xF4\x88\x98\xB4", WideStringToUtf8(L"\x108634", -1).c_str()); -} - -// Tests that encoding an invalid code-point generates the expected result. -TEST(WideStringToUtf8Test, CanEncodeInvalidCodePoint) { - EXPECT_STREQ("(Invalid Unicode 0xABCDFF)", - WideStringToUtf8(L"\xABCDFF", -1).c_str()); -} -#else // !GTEST_WIDE_STRING_USES_UTF16_ -// Tests that surrogate pairs are encoded correctly on the systems using -// UTF-16 encoding in the wide strings. -TEST(WideStringToUtf8Test, CanEncodeValidUtf16SUrrogatePairs) { - const wchar_t s[] = { 0xD801, 0xDC00, '\0' }; - EXPECT_STREQ("\xF0\x90\x90\x80", WideStringToUtf8(s, -1).c_str()); -} - -// Tests that encoding an invalid UTF-16 surrogate pair -// generates the expected result. -TEST(WideStringToUtf8Test, CanEncodeInvalidUtf16SurrogatePair) { - // Leading surrogate is at the end of the string. - const wchar_t s1[] = { 0xD800, '\0' }; - EXPECT_STREQ("\xED\xA0\x80", WideStringToUtf8(s1, -1).c_str()); - // Leading surrogate is not followed by the trailing surrogate. - const wchar_t s2[] = { 0xD800, 'M', '\0' }; - EXPECT_STREQ("\xED\xA0\x80M", WideStringToUtf8(s2, -1).c_str()); - // Trailing surrogate appearas without a leading surrogate. - const wchar_t s3[] = { 0xDC00, 'P', 'Q', 'R', '\0' }; - EXPECT_STREQ("\xED\xB0\x80PQR", WideStringToUtf8(s3, -1).c_str()); -} -#endif // !GTEST_WIDE_STRING_USES_UTF16_ - -// Tests that codepoint concatenation works correctly. -#if !GTEST_WIDE_STRING_USES_UTF16_ -TEST(WideStringToUtf8Test, ConcatenatesCodepointsCorrectly) { - const wchar_t s[] = { 0x108634, 0xC74D, '\n', 0x576, 0x8D3, 0x108634, '\0'}; - EXPECT_STREQ( - "\xF4\x88\x98\xB4" - "\xEC\x9D\x8D" - "\n" - "\xD5\xB6" - "\xE0\xA3\x93" - "\xF4\x88\x98\xB4", - WideStringToUtf8(s, -1).c_str()); -} -#else -TEST(WideStringToUtf8Test, ConcatenatesCodepointsCorrectly) { - const wchar_t s[] = { 0xC74D, '\n', 0x576, 0x8D3, '\0'}; - EXPECT_STREQ( - "\xEC\x9D\x8D" "\n" "\xD5\xB6" "\xE0\xA3\x93", - WideStringToUtf8(s, -1).c_str()); -} -#endif // !GTEST_WIDE_STRING_USES_UTF16_ - -// Tests the Random class. - -TEST(RandomDeathTest, GeneratesCrashesOnInvalidRange) { - testing::internal::Random random(42); - EXPECT_DEATH_IF_SUPPORTED( - random.Generate(0), - "Cannot generate a number in the range \\[0, 0\\)"); - EXPECT_DEATH_IF_SUPPORTED( - random.Generate(testing::internal::Random::kMaxRange + 1), - "Generation of a number in \\[0, 2147483649\\) was requested, " - "but this can only generate numbers in \\[0, 2147483648\\)"); -} - -TEST(RandomTest, GeneratesNumbersWithinRange) { - const UInt32 kRange = 10000; - testing::internal::Random random(12345); - for (int i = 0; i < 10; i++) { - EXPECT_LT(random.Generate(kRange), kRange) << " for iteration " << i; - } - - testing::internal::Random random2(testing::internal::Random::kMaxRange); - for (int i = 0; i < 10; i++) { - EXPECT_LT(random2.Generate(kRange), kRange) << " for iteration " << i; - } -} - -TEST(RandomTest, RepeatsWhenReseeded) { - const int kSeed = 123; - const int kArraySize = 10; - const UInt32 kRange = 10000; - UInt32 values[kArraySize]; - - testing::internal::Random random(kSeed); - for (int i = 0; i < kArraySize; i++) { - values[i] = random.Generate(kRange); - } - - random.Reseed(kSeed); - for (int i = 0; i < kArraySize; i++) { - EXPECT_EQ(values[i], random.Generate(kRange)) << " for iteration " << i; - } -} - -// Tests STL container utilities. - -// Tests CountIf(). - -static bool IsPositive(int n) { return n > 0; } - -TEST(ContainerUtilityTest, CountIf) { - std::vector<int> v; - EXPECT_EQ(0, CountIf(v, IsPositive)); // Works for an empty container. - - v.push_back(-1); - v.push_back(0); - EXPECT_EQ(0, CountIf(v, IsPositive)); // Works when no value satisfies. - - v.push_back(2); - v.push_back(-10); - v.push_back(10); - EXPECT_EQ(2, CountIf(v, IsPositive)); -} - -// Tests ForEach(). - -static int g_sum = 0; -static void Accumulate(int n) { g_sum += n; } - -TEST(ContainerUtilityTest, ForEach) { - std::vector<int> v; - g_sum = 0; - ForEach(v, Accumulate); - EXPECT_EQ(0, g_sum); // Works for an empty container; - - g_sum = 0; - v.push_back(1); - ForEach(v, Accumulate); - EXPECT_EQ(1, g_sum); // Works for a container with one element. - - g_sum = 0; - v.push_back(20); - v.push_back(300); - ForEach(v, Accumulate); - EXPECT_EQ(321, g_sum); -} - -// Tests GetElementOr(). -TEST(ContainerUtilityTest, GetElementOr) { - std::vector<char> a; - EXPECT_EQ('x', GetElementOr(a, 0, 'x')); - - a.push_back('a'); - a.push_back('b'); - EXPECT_EQ('a', GetElementOr(a, 0, 'x')); - EXPECT_EQ('b', GetElementOr(a, 1, 'x')); - EXPECT_EQ('x', GetElementOr(a, -2, 'x')); - EXPECT_EQ('x', GetElementOr(a, 2, 'x')); -} - -TEST(ContainerUtilityDeathTest, ShuffleRange) { - std::vector<int> a; - a.push_back(0); - a.push_back(1); - a.push_back(2); - testing::internal::Random random(1); - - EXPECT_DEATH_IF_SUPPORTED( - ShuffleRange(&random, -1, 1, &a), - "Invalid shuffle range start -1: must be in range \\[0, 3\\]"); - EXPECT_DEATH_IF_SUPPORTED( - ShuffleRange(&random, 4, 4, &a), - "Invalid shuffle range start 4: must be in range \\[0, 3\\]"); - EXPECT_DEATH_IF_SUPPORTED( - ShuffleRange(&random, 3, 2, &a), - "Invalid shuffle range finish 2: must be in range \\[3, 3\\]"); - EXPECT_DEATH_IF_SUPPORTED( - ShuffleRange(&random, 3, 4, &a), - "Invalid shuffle range finish 4: must be in range \\[3, 3\\]"); -} - -class VectorShuffleTest : public Test { - protected: - static const int kVectorSize = 20; - - VectorShuffleTest() : random_(1) { - for (int i = 0; i < kVectorSize; i++) { - vector_.push_back(i); - } - } - - static bool VectorIsCorrupt(const TestingVector& vector) { - if (kVectorSize != static_cast<int>(vector.size())) { - return true; - } - - bool found_in_vector[kVectorSize] = { false }; - for (size_t i = 0; i < vector.size(); i++) { - const int e = vector[i]; - if (e < 0 || e >= kVectorSize || found_in_vector[e]) { - return true; - } - found_in_vector[e] = true; - } - - // Vector size is correct, elements' range is correct, no - // duplicate elements. Therefore no corruption has occurred. - return false; - } - - static bool VectorIsNotCorrupt(const TestingVector& vector) { - return !VectorIsCorrupt(vector); - } - - static bool RangeIsShuffled(const TestingVector& vector, int begin, int end) { - for (int i = begin; i < end; i++) { - if (i != vector[i]) { - return true; - } - } - return false; - } - - static bool RangeIsUnshuffled( - const TestingVector& vector, int begin, int end) { - return !RangeIsShuffled(vector, begin, end); - } - - static bool VectorIsShuffled(const TestingVector& vector) { - return RangeIsShuffled(vector, 0, static_cast<int>(vector.size())); - } - - static bool VectorIsUnshuffled(const TestingVector& vector) { - return !VectorIsShuffled(vector); - } - - testing::internal::Random random_; - TestingVector vector_; -}; // class VectorShuffleTest - -const int VectorShuffleTest::kVectorSize; - -TEST_F(VectorShuffleTest, HandlesEmptyRange) { - // Tests an empty range at the beginning... - ShuffleRange(&random_, 0, 0, &vector_); - ASSERT_PRED1(VectorIsNotCorrupt, vector_); - ASSERT_PRED1(VectorIsUnshuffled, vector_); - - // ...in the middle... - ShuffleRange(&random_, kVectorSize/2, kVectorSize/2, &vector_); - ASSERT_PRED1(VectorIsNotCorrupt, vector_); - ASSERT_PRED1(VectorIsUnshuffled, vector_); - - // ...at the end... - ShuffleRange(&random_, kVectorSize - 1, kVectorSize - 1, &vector_); - ASSERT_PRED1(VectorIsNotCorrupt, vector_); - ASSERT_PRED1(VectorIsUnshuffled, vector_); - - // ...and past the end. - ShuffleRange(&random_, kVectorSize, kVectorSize, &vector_); - ASSERT_PRED1(VectorIsNotCorrupt, vector_); - ASSERT_PRED1(VectorIsUnshuffled, vector_); -} - -TEST_F(VectorShuffleTest, HandlesRangeOfSizeOne) { - // Tests a size one range at the beginning... - ShuffleRange(&random_, 0, 1, &vector_); - ASSERT_PRED1(VectorIsNotCorrupt, vector_); - ASSERT_PRED1(VectorIsUnshuffled, vector_); - - // ...in the middle... - ShuffleRange(&random_, kVectorSize/2, kVectorSize/2 + 1, &vector_); - ASSERT_PRED1(VectorIsNotCorrupt, vector_); - ASSERT_PRED1(VectorIsUnshuffled, vector_); - - // ...and at the end. - ShuffleRange(&random_, kVectorSize - 1, kVectorSize, &vector_); - ASSERT_PRED1(VectorIsNotCorrupt, vector_); - ASSERT_PRED1(VectorIsUnshuffled, vector_); -} - -// Because we use our own random number generator and a fixed seed, -// we can guarantee that the following "random" tests will succeed. - -TEST_F(VectorShuffleTest, ShufflesEntireVector) { - Shuffle(&random_, &vector_); - ASSERT_PRED1(VectorIsNotCorrupt, vector_); - EXPECT_FALSE(VectorIsUnshuffled(vector_)) << vector_; - - // Tests the first and last elements in particular to ensure that - // there are no off-by-one problems in our shuffle algorithm. - EXPECT_NE(0, vector_[0]); - EXPECT_NE(kVectorSize - 1, vector_[kVectorSize - 1]); -} - -TEST_F(VectorShuffleTest, ShufflesStartOfVector) { - const int kRangeSize = kVectorSize/2; - - ShuffleRange(&random_, 0, kRangeSize, &vector_); - - ASSERT_PRED1(VectorIsNotCorrupt, vector_); - EXPECT_PRED3(RangeIsShuffled, vector_, 0, kRangeSize); - EXPECT_PRED3(RangeIsUnshuffled, vector_, kRangeSize, kVectorSize); -} - -TEST_F(VectorShuffleTest, ShufflesEndOfVector) { - const int kRangeSize = kVectorSize / 2; - ShuffleRange(&random_, kRangeSize, kVectorSize, &vector_); - - ASSERT_PRED1(VectorIsNotCorrupt, vector_); - EXPECT_PRED3(RangeIsUnshuffled, vector_, 0, kRangeSize); - EXPECT_PRED3(RangeIsShuffled, vector_, kRangeSize, kVectorSize); -} - -TEST_F(VectorShuffleTest, ShufflesMiddleOfVector) { - int kRangeSize = kVectorSize/3; - ShuffleRange(&random_, kRangeSize, 2*kRangeSize, &vector_); - - ASSERT_PRED1(VectorIsNotCorrupt, vector_); - EXPECT_PRED3(RangeIsUnshuffled, vector_, 0, kRangeSize); - EXPECT_PRED3(RangeIsShuffled, vector_, kRangeSize, 2*kRangeSize); - EXPECT_PRED3(RangeIsUnshuffled, vector_, 2*kRangeSize, kVectorSize); -} - -TEST_F(VectorShuffleTest, ShufflesRepeatably) { - TestingVector vector2; - for (int i = 0; i < kVectorSize; i++) { - vector2.push_back(i); - } - - random_.Reseed(1234); - Shuffle(&random_, &vector_); - random_.Reseed(1234); - Shuffle(&random_, &vector2); - - ASSERT_PRED1(VectorIsNotCorrupt, vector_); - ASSERT_PRED1(VectorIsNotCorrupt, vector2); - - for (int i = 0; i < kVectorSize; i++) { - EXPECT_EQ(vector_[i], vector2[i]) << " where i is " << i; - } -} - -// Tests the size of the AssertHelper class. - -TEST(AssertHelperTest, AssertHelperIsSmall) { - // To avoid breaking clients that use lots of assertions in one - // function, we cannot grow the size of AssertHelper. - EXPECT_LE(sizeof(testing::internal::AssertHelper), sizeof(void*)); -} - -// Tests String::EndsWithCaseInsensitive(). -TEST(StringTest, EndsWithCaseInsensitive) { - EXPECT_TRUE(String::EndsWithCaseInsensitive("foobar", "BAR")); - EXPECT_TRUE(String::EndsWithCaseInsensitive("foobaR", "bar")); - EXPECT_TRUE(String::EndsWithCaseInsensitive("foobar", "")); - EXPECT_TRUE(String::EndsWithCaseInsensitive("", "")); - - EXPECT_FALSE(String::EndsWithCaseInsensitive("Foobar", "foo")); - EXPECT_FALSE(String::EndsWithCaseInsensitive("foobar", "Foo")); - EXPECT_FALSE(String::EndsWithCaseInsensitive("", "foo")); -} - -// C++Builder's preprocessor is buggy; it fails to expand macros that -// appear in macro parameters after wide char literals. Provide an alias -// for NULL as a workaround. -static const wchar_t* const kNull = NULL; - -// Tests String::CaseInsensitiveWideCStringEquals -TEST(StringTest, CaseInsensitiveWideCStringEquals) { - EXPECT_TRUE(String::CaseInsensitiveWideCStringEquals(NULL, NULL)); - EXPECT_FALSE(String::CaseInsensitiveWideCStringEquals(kNull, L"")); - EXPECT_FALSE(String::CaseInsensitiveWideCStringEquals(L"", kNull)); - EXPECT_FALSE(String::CaseInsensitiveWideCStringEquals(kNull, L"foobar")); - EXPECT_FALSE(String::CaseInsensitiveWideCStringEquals(L"foobar", kNull)); - EXPECT_TRUE(String::CaseInsensitiveWideCStringEquals(L"foobar", L"foobar")); - EXPECT_TRUE(String::CaseInsensitiveWideCStringEquals(L"foobar", L"FOOBAR")); - EXPECT_TRUE(String::CaseInsensitiveWideCStringEquals(L"FOOBAR", L"foobar")); -} - -#if GTEST_OS_WINDOWS - -// Tests String::ShowWideCString(). -TEST(StringTest, ShowWideCString) { - EXPECT_STREQ("(null)", - String::ShowWideCString(NULL).c_str()); - EXPECT_STREQ("", String::ShowWideCString(L"").c_str()); - EXPECT_STREQ("foo", String::ShowWideCString(L"foo").c_str()); -} - -# if GTEST_OS_WINDOWS_MOBILE -TEST(StringTest, AnsiAndUtf16Null) { - EXPECT_EQ(NULL, String::AnsiToUtf16(NULL)); - EXPECT_EQ(NULL, String::Utf16ToAnsi(NULL)); -} - -TEST(StringTest, AnsiAndUtf16ConvertBasic) { - const char* ansi = String::Utf16ToAnsi(L"str"); - EXPECT_STREQ("str", ansi); - delete [] ansi; - const WCHAR* utf16 = String::AnsiToUtf16("str"); - EXPECT_EQ(0, wcsncmp(L"str", utf16, 3)); - delete [] utf16; -} - -TEST(StringTest, AnsiAndUtf16ConvertPathChars) { - const char* ansi = String::Utf16ToAnsi(L".:\\ \"*?"); - EXPECT_STREQ(".:\\ \"*?", ansi); - delete [] ansi; - const WCHAR* utf16 = String::AnsiToUtf16(".:\\ \"*?"); - EXPECT_EQ(0, wcsncmp(L".:\\ \"*?", utf16, 3)); - delete [] utf16; -} -# endif // GTEST_OS_WINDOWS_MOBILE - -#endif // GTEST_OS_WINDOWS - -// Tests TestProperty construction. -TEST(TestPropertyTest, StringValue) { - TestProperty property("key", "1"); - EXPECT_STREQ("key", property.key()); - EXPECT_STREQ("1", property.value()); -} - -// Tests TestProperty replacing a value. -TEST(TestPropertyTest, ReplaceStringValue) { - TestProperty property("key", "1"); - EXPECT_STREQ("1", property.value()); - property.SetValue("2"); - EXPECT_STREQ("2", property.value()); -} - -// AddFatalFailure() and AddNonfatalFailure() must be stand-alone -// functions (i.e. their definitions cannot be inlined at the call -// sites), or C++Builder won't compile the code. -static void AddFatalFailure() { - FAIL() << "Expected fatal failure."; -} - -static void AddNonfatalFailure() { - ADD_FAILURE() << "Expected non-fatal failure."; -} - -class ScopedFakeTestPartResultReporterTest : public 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) { - AddFatalFailure(); - } else { - AddNonfatalFailure(); - } - } -}; - -// Tests that ScopedFakeTestPartResultReporter intercepts test -// failures. -TEST_F(ScopedFakeTestPartResultReporterTest, InterceptsTestFailures) { - TestPartResultArray results; - { - ScopedFakeTestPartResultReporter reporter( - ScopedFakeTestPartResultReporter::INTERCEPT_ONLY_CURRENT_THREAD, - &results); - AddFailure(NONFATAL_FAILURE); - AddFailure(FATAL_FAILURE); - } - - EXPECT_EQ(2, results.size()); - EXPECT_TRUE(results.GetTestPartResult(0).nonfatally_failed()); - EXPECT_TRUE(results.GetTestPartResult(1).fatally_failed()); -} - -TEST_F(ScopedFakeTestPartResultReporterTest, DeprecatedConstructor) { - TestPartResultArray results; - { - // Tests, that the deprecated constructor still works. - ScopedFakeTestPartResultReporter reporter(&results); - AddFailure(NONFATAL_FAILURE); - } - EXPECT_EQ(1, results.size()); -} - -#if GTEST_IS_THREADSAFE - -class ScopedFakeTestPartResultReporterWithThreadsTest - : public ScopedFakeTestPartResultReporterTest { - protected: - static void AddFailureInOtherThread(FailureMode failure) { - ThreadWithParam<FailureMode> thread(&AddFailure, failure, NULL); - thread.Join(); - } -}; - -TEST_F(ScopedFakeTestPartResultReporterWithThreadsTest, - InterceptsTestFailuresInAllThreads) { - TestPartResultArray results; - { - ScopedFakeTestPartResultReporter reporter( - ScopedFakeTestPartResultReporter::INTERCEPT_ALL_THREADS, &results); - AddFailure(NONFATAL_FAILURE); - AddFailure(FATAL_FAILURE); - AddFailureInOtherThread(NONFATAL_FAILURE); - AddFailureInOtherThread(FATAL_FAILURE); - } - - EXPECT_EQ(4, results.size()); - EXPECT_TRUE(results.GetTestPartResult(0).nonfatally_failed()); - EXPECT_TRUE(results.GetTestPartResult(1).fatally_failed()); - EXPECT_TRUE(results.GetTestPartResult(2).nonfatally_failed()); - EXPECT_TRUE(results.GetTestPartResult(3).fatally_failed()); -} - -#endif // GTEST_IS_THREADSAFE - -// Tests EXPECT_FATAL_FAILURE{,ON_ALL_THREADS}. Makes sure that they -// work even if the failure is generated in a called function rather than -// the current context. - -typedef ScopedFakeTestPartResultReporterTest ExpectFatalFailureTest; - -TEST_F(ExpectFatalFailureTest, CatchesFatalFaliure) { - EXPECT_FATAL_FAILURE(AddFatalFailure(), "Expected fatal failure."); -} - -#if GTEST_HAS_GLOBAL_STRING -TEST_F(ExpectFatalFailureTest, AcceptsStringObject) { - EXPECT_FATAL_FAILURE(AddFatalFailure(), ::string("Expected fatal failure.")); -} -#endif - -TEST_F(ExpectFatalFailureTest, AcceptsStdStringObject) { - EXPECT_FATAL_FAILURE(AddFatalFailure(), - ::std::string("Expected fatal failure.")); -} - -TEST_F(ExpectFatalFailureTest, CatchesFatalFailureOnAllThreads) { - // We have another test below to verify that the macro catches fatal - // failures generated on another thread. - EXPECT_FATAL_FAILURE_ON_ALL_THREADS(AddFatalFailure(), - "Expected fatal failure."); -} - -#ifdef __BORLANDC__ -// Silences warnings: "Condition is always true" -# pragma option push -w-ccc -#endif - -// Tests that EXPECT_FATAL_FAILURE() can be used in a non-void -// function even when the statement in it contains ASSERT_*. - -int NonVoidFunction() { - EXPECT_FATAL_FAILURE(ASSERT_TRUE(false), ""); - EXPECT_FATAL_FAILURE_ON_ALL_THREADS(FAIL(), ""); - return 0; -} - -TEST_F(ExpectFatalFailureTest, CanBeUsedInNonVoidFunction) { - NonVoidFunction(); -} - -// Tests that EXPECT_FATAL_FAILURE(statement, ...) doesn't abort the -// current function even though 'statement' generates a fatal failure. - -void DoesNotAbortHelper(bool* aborted) { - EXPECT_FATAL_FAILURE(ASSERT_TRUE(false), ""); - EXPECT_FATAL_FAILURE_ON_ALL_THREADS(FAIL(), ""); - - *aborted = false; -} - -#ifdef __BORLANDC__ -// Restores warnings after previous "#pragma option push" suppressed them. -# pragma option pop -#endif - -TEST_F(ExpectFatalFailureTest, DoesNotAbort) { - bool aborted = true; - DoesNotAbortHelper(&aborted); - EXPECT_FALSE(aborted); -} - -// Tests that the EXPECT_FATAL_FAILURE{,_ON_ALL_THREADS} accepts a -// statement that contains a macro which expands to code containing an -// unprotected comma. - -static int global_var = 0; -#define GTEST_USE_UNPROTECTED_COMMA_ global_var++, global_var++ - -TEST_F(ExpectFatalFailureTest, AcceptsMacroThatExpandsToUnprotectedComma) { -#ifndef __BORLANDC__ - // ICE's in C++Builder. - EXPECT_FATAL_FAILURE({ - GTEST_USE_UNPROTECTED_COMMA_; - AddFatalFailure(); - }, ""); -#endif - - EXPECT_FATAL_FAILURE_ON_ALL_THREADS({ - GTEST_USE_UNPROTECTED_COMMA_; - AddFatalFailure(); - }, ""); -} - -// Tests EXPECT_NONFATAL_FAILURE{,ON_ALL_THREADS}. - -typedef ScopedFakeTestPartResultReporterTest ExpectNonfatalFailureTest; - -TEST_F(ExpectNonfatalFailureTest, CatchesNonfatalFailure) { - EXPECT_NONFATAL_FAILURE(AddNonfatalFailure(), - "Expected non-fatal failure."); -} - -#if GTEST_HAS_GLOBAL_STRING -TEST_F(ExpectNonfatalFailureTest, AcceptsStringObject) { - EXPECT_NONFATAL_FAILURE(AddNonfatalFailure(), - ::string("Expected non-fatal failure.")); -} -#endif - -TEST_F(ExpectNonfatalFailureTest, AcceptsStdStringObject) { - EXPECT_NONFATAL_FAILURE(AddNonfatalFailure(), - ::std::string("Expected non-fatal failure.")); -} - -TEST_F(ExpectNonfatalFailureTest, CatchesNonfatalFailureOnAllThreads) { - // We have another test below to verify that the macro catches - // non-fatal failures generated on another thread. - EXPECT_NONFATAL_FAILURE_ON_ALL_THREADS(AddNonfatalFailure(), - "Expected non-fatal failure."); -} - -// Tests that the EXPECT_NONFATAL_FAILURE{,_ON_ALL_THREADS} accepts a -// statement that contains a macro which expands to code containing an -// unprotected comma. -TEST_F(ExpectNonfatalFailureTest, AcceptsMacroThatExpandsToUnprotectedComma) { - EXPECT_NONFATAL_FAILURE({ - GTEST_USE_UNPROTECTED_COMMA_; - AddNonfatalFailure(); - }, ""); - - EXPECT_NONFATAL_FAILURE_ON_ALL_THREADS({ - GTEST_USE_UNPROTECTED_COMMA_; - AddNonfatalFailure(); - }, ""); -} - -#if GTEST_IS_THREADSAFE - -typedef ScopedFakeTestPartResultReporterWithThreadsTest - ExpectFailureWithThreadsTest; - -TEST_F(ExpectFailureWithThreadsTest, ExpectFatalFailureOnAllThreads) { - EXPECT_FATAL_FAILURE_ON_ALL_THREADS(AddFailureInOtherThread(FATAL_FAILURE), - "Expected fatal failure."); -} - -TEST_F(ExpectFailureWithThreadsTest, ExpectNonFatalFailureOnAllThreads) { - EXPECT_NONFATAL_FAILURE_ON_ALL_THREADS( - AddFailureInOtherThread(NONFATAL_FAILURE), "Expected non-fatal failure."); -} - -#endif // GTEST_IS_THREADSAFE - -// Tests the TestProperty class. - -TEST(TestPropertyTest, ConstructorWorks) { - const TestProperty property("key", "value"); - EXPECT_STREQ("key", property.key()); - EXPECT_STREQ("value", property.value()); -} - -TEST(TestPropertyTest, SetValue) { - TestProperty property("key", "value_1"); - EXPECT_STREQ("key", property.key()); - property.SetValue("value_2"); - EXPECT_STREQ("key", property.key()); - EXPECT_STREQ("value_2", property.value()); -} - -// Tests the TestResult class - -// The test fixture for testing TestResult. -class TestResultTest : public Test { - protected: - typedef std::vector<TestPartResult> TPRVector; - - // We make use of 2 TestPartResult objects, - TestPartResult * pr1, * pr2; - - // ... and 3 TestResult objects. - TestResult * r0, * r1, * r2; - - virtual void SetUp() { - // pr1 is for success. - pr1 = new TestPartResult(TestPartResult::kSuccess, - "foo/bar.cc", - 10, - "Success!"); - - // pr2 is for fatal failure. - pr2 = new TestPartResult(TestPartResult::kFatalFailure, - "foo/bar.cc", - -1, // This line number means "unknown" - "Failure!"); - - // Creates the TestResult objects. - r0 = new TestResult(); - r1 = new TestResult(); - r2 = new TestResult(); - - // In order to test TestResult, we need to modify its internal - // state, in particular the TestPartResult vector it holds. - // test_part_results() returns a const reference to this vector. - // We cast it to a non-const object s.t. it can be modified (yes, - // this is a hack). - TPRVector* results1 = const_cast<TPRVector*>( - &TestResultAccessor::test_part_results(*r1)); - TPRVector* results2 = const_cast<TPRVector*>( - &TestResultAccessor::test_part_results(*r2)); - - // r0 is an empty TestResult. - - // r1 contains a single SUCCESS TestPartResult. - results1->push_back(*pr1); - - // r2 contains a SUCCESS, and a FAILURE. - results2->push_back(*pr1); - results2->push_back(*pr2); - } - - virtual void TearDown() { - delete pr1; - delete pr2; - - delete r0; - delete r1; - delete r2; - } - - // Helper that compares two TestPartResults. - static void CompareTestPartResult(const TestPartResult& expected, - const TestPartResult& actual) { - EXPECT_EQ(expected.type(), actual.type()); - EXPECT_STREQ(expected.file_name(), actual.file_name()); - EXPECT_EQ(expected.line_number(), actual.line_number()); - EXPECT_STREQ(expected.summary(), actual.summary()); - EXPECT_STREQ(expected.message(), actual.message()); - EXPECT_EQ(expected.passed(), actual.passed()); - EXPECT_EQ(expected.failed(), actual.failed()); - EXPECT_EQ(expected.nonfatally_failed(), actual.nonfatally_failed()); - EXPECT_EQ(expected.fatally_failed(), actual.fatally_failed()); - } -}; - -// Tests TestResult::total_part_count(). -TEST_F(TestResultTest, total_part_count) { - ASSERT_EQ(0, r0->total_part_count()); - ASSERT_EQ(1, r1->total_part_count()); - ASSERT_EQ(2, r2->total_part_count()); -} - -// Tests TestResult::Passed(). -TEST_F(TestResultTest, Passed) { - ASSERT_TRUE(r0->Passed()); - ASSERT_TRUE(r1->Passed()); - ASSERT_FALSE(r2->Passed()); -} - -// Tests TestResult::Failed(). -TEST_F(TestResultTest, Failed) { - ASSERT_FALSE(r0->Failed()); - ASSERT_FALSE(r1->Failed()); - ASSERT_TRUE(r2->Failed()); -} - -// Tests TestResult::GetTestPartResult(). - -typedef TestResultTest TestResultDeathTest; - -TEST_F(TestResultDeathTest, GetTestPartResult) { - CompareTestPartResult(*pr1, r2->GetTestPartResult(0)); - CompareTestPartResult(*pr2, r2->GetTestPartResult(1)); - EXPECT_DEATH_IF_SUPPORTED(r2->GetTestPartResult(2), ""); - EXPECT_DEATH_IF_SUPPORTED(r2->GetTestPartResult(-1), ""); -} - -// Tests TestResult has no properties when none are added. -TEST(TestResultPropertyTest, NoPropertiesFoundWhenNoneAreAdded) { - TestResult test_result; - ASSERT_EQ(0, test_result.test_property_count()); -} - -// Tests TestResult has the expected property when added. -TEST(TestResultPropertyTest, OnePropertyFoundWhenAdded) { - TestResult test_result; - TestProperty property("key_1", "1"); - TestResultAccessor::RecordProperty(&test_result, "testcase", property); - ASSERT_EQ(1, test_result.test_property_count()); - const TestProperty& actual_property = test_result.GetTestProperty(0); - EXPECT_STREQ("key_1", actual_property.key()); - EXPECT_STREQ("1", actual_property.value()); -} - -// Tests TestResult has multiple properties when added. -TEST(TestResultPropertyTest, MultiplePropertiesFoundWhenAdded) { - TestResult test_result; - TestProperty property_1("key_1", "1"); - TestProperty property_2("key_2", "2"); - TestResultAccessor::RecordProperty(&test_result, "testcase", property_1); - TestResultAccessor::RecordProperty(&test_result, "testcase", property_2); - ASSERT_EQ(2, test_result.test_property_count()); - const TestProperty& actual_property_1 = test_result.GetTestProperty(0); - EXPECT_STREQ("key_1", actual_property_1.key()); - EXPECT_STREQ("1", actual_property_1.value()); - - const TestProperty& actual_property_2 = test_result.GetTestProperty(1); - EXPECT_STREQ("key_2", actual_property_2.key()); - EXPECT_STREQ("2", actual_property_2.value()); -} - -// Tests TestResult::RecordProperty() overrides values for duplicate keys. -TEST(TestResultPropertyTest, OverridesValuesForDuplicateKeys) { - TestResult test_result; - TestProperty property_1_1("key_1", "1"); - TestProperty property_2_1("key_2", "2"); - TestProperty property_1_2("key_1", "12"); - TestProperty property_2_2("key_2", "22"); - TestResultAccessor::RecordProperty(&test_result, "testcase", property_1_1); - TestResultAccessor::RecordProperty(&test_result, "testcase", property_2_1); - TestResultAccessor::RecordProperty(&test_result, "testcase", property_1_2); - TestResultAccessor::RecordProperty(&test_result, "testcase", property_2_2); - - ASSERT_EQ(2, test_result.test_property_count()); - const TestProperty& actual_property_1 = test_result.GetTestProperty(0); - EXPECT_STREQ("key_1", actual_property_1.key()); - EXPECT_STREQ("12", actual_property_1.value()); - - const TestProperty& actual_property_2 = test_result.GetTestProperty(1); - EXPECT_STREQ("key_2", actual_property_2.key()); - EXPECT_STREQ("22", actual_property_2.value()); -} - -// Tests TestResult::GetTestProperty(). -TEST(TestResultPropertyTest, GetTestProperty) { - TestResult test_result; - TestProperty property_1("key_1", "1"); - TestProperty property_2("key_2", "2"); - TestProperty property_3("key_3", "3"); - TestResultAccessor::RecordProperty(&test_result, "testcase", property_1); - TestResultAccessor::RecordProperty(&test_result, "testcase", property_2); - TestResultAccessor::RecordProperty(&test_result, "testcase", property_3); - - const TestProperty& fetched_property_1 = test_result.GetTestProperty(0); - const TestProperty& fetched_property_2 = test_result.GetTestProperty(1); - const TestProperty& fetched_property_3 = test_result.GetTestProperty(2); - - EXPECT_STREQ("key_1", fetched_property_1.key()); - EXPECT_STREQ("1", fetched_property_1.value()); - - EXPECT_STREQ("key_2", fetched_property_2.key()); - EXPECT_STREQ("2", fetched_property_2.value()); - - EXPECT_STREQ("key_3", fetched_property_3.key()); - EXPECT_STREQ("3", fetched_property_3.value()); - - EXPECT_DEATH_IF_SUPPORTED(test_result.GetTestProperty(3), ""); - EXPECT_DEATH_IF_SUPPORTED(test_result.GetTestProperty(-1), ""); -} - -// Tests the Test class. -// -// It's difficult to test every public method of this class (we are -// already stretching the limit of Google Test by using it to test itself!). -// Fortunately, we don't have to do that, as we are already testing -// the functionalities of the Test class extensively by using Google Test -// alone. -// -// Therefore, this section only contains one test. - -// Tests that GTestFlagSaver works on Windows and Mac. - -class GTestFlagSaverTest : public Test { - protected: - // Saves the Google Test flags such that we can restore them later, and - // then sets them to their default values. This will be called - // before the first test in this test case is run. - static void SetUpTestCase() { - saver_ = new GTestFlagSaver; - - GTEST_FLAG(also_run_disabled_tests) = false; - GTEST_FLAG(break_on_failure) = false; - GTEST_FLAG(catch_exceptions) = false; - GTEST_FLAG(death_test_use_fork) = false; - GTEST_FLAG(color) = "auto"; - GTEST_FLAG(filter) = ""; - GTEST_FLAG(list_tests) = false; - GTEST_FLAG(output) = ""; - GTEST_FLAG(print_time) = true; - GTEST_FLAG(random_seed) = 0; - GTEST_FLAG(repeat) = 1; - GTEST_FLAG(shuffle) = false; - GTEST_FLAG(stack_trace_depth) = kMaxStackTraceDepth; - GTEST_FLAG(stream_result_to) = ""; - GTEST_FLAG(throw_on_failure) = false; - } - - // Restores the Google Test flags that the tests have modified. This will - // be called after the last test in this test case is run. - static void TearDownTestCase() { - delete saver_; - saver_ = NULL; - } - - // Verifies that the Google Test flags have their default values, and then - // modifies each of them. - void VerifyAndModifyFlags() { - EXPECT_FALSE(GTEST_FLAG(also_run_disabled_tests)); - EXPECT_FALSE(GTEST_FLAG(break_on_failure)); - EXPECT_FALSE(GTEST_FLAG(catch_exceptions)); - EXPECT_STREQ("auto", GTEST_FLAG(color).c_str()); - EXPECT_FALSE(GTEST_FLAG(death_test_use_fork)); - EXPECT_STREQ("", GTEST_FLAG(filter).c_str()); - EXPECT_FALSE(GTEST_FLAG(list_tests)); - EXPECT_STREQ("", GTEST_FLAG(output).c_str()); - EXPECT_TRUE(GTEST_FLAG(print_time)); - EXPECT_EQ(0, GTEST_FLAG(random_seed)); - EXPECT_EQ(1, GTEST_FLAG(repeat)); - EXPECT_FALSE(GTEST_FLAG(shuffle)); - EXPECT_EQ(kMaxStackTraceDepth, GTEST_FLAG(stack_trace_depth)); - EXPECT_STREQ("", GTEST_FLAG(stream_result_to).c_str()); - EXPECT_FALSE(GTEST_FLAG(throw_on_failure)); - - GTEST_FLAG(also_run_disabled_tests) = true; - GTEST_FLAG(break_on_failure) = true; - GTEST_FLAG(catch_exceptions) = true; - GTEST_FLAG(color) = "no"; - GTEST_FLAG(death_test_use_fork) = true; - GTEST_FLAG(filter) = "abc"; - GTEST_FLAG(list_tests) = true; - GTEST_FLAG(output) = "xml:foo.xml"; - GTEST_FLAG(print_time) = false; - GTEST_FLAG(random_seed) = 1; - GTEST_FLAG(repeat) = 100; - GTEST_FLAG(shuffle) = true; - GTEST_FLAG(stack_trace_depth) = 1; - GTEST_FLAG(stream_result_to) = "localhost:1234"; - GTEST_FLAG(throw_on_failure) = true; - } - - private: - // For saving Google Test flags during this test case. - static GTestFlagSaver* saver_; -}; - -GTestFlagSaver* GTestFlagSaverTest::saver_ = NULL; - -// Google Test doesn't guarantee the order of tests. The following two -// tests are designed to work regardless of their order. - -// Modifies the Google Test flags in the test body. -TEST_F(GTestFlagSaverTest, ModifyGTestFlags) { - VerifyAndModifyFlags(); -} - -// Verifies that the Google Test flags in the body of the previous test were -// restored to their original values. -TEST_F(GTestFlagSaverTest, VerifyGTestFlags) { - VerifyAndModifyFlags(); -} - -// Sets an environment variable with the given name to the given -// value. If the value argument is "", unsets the environment -// variable. The caller must ensure that both arguments are not NULL. -static void SetEnv(const char* name, const char* value) { -#if GTEST_OS_WINDOWS_MOBILE - // Environment variables are not supported on Windows CE. - return; -#elif defined(__BORLANDC__) || defined(__SunOS_5_8) || defined(__SunOS_5_9) - // C++Builder's putenv only stores a pointer to its parameter; we have to - // ensure that the string remains valid as long as it might be needed. - // We use an std::map to do so. - static std::map<std::string, std::string*> added_env; - - // Because putenv stores a pointer to the string buffer, we can't delete the - // previous string (if present) until after it's replaced. - std::string *prev_env = NULL; - if (added_env.find(name) != added_env.end()) { - prev_env = added_env[name]; - } - added_env[name] = new std::string( - (Message() << name << "=" << value).GetString()); - - // The standard signature of putenv accepts a 'char*' argument. Other - // implementations, like C++Builder's, accept a 'const char*'. - // We cast away the 'const' since that would work for both variants. - putenv(const_cast<char*>(added_env[name]->c_str())); - delete prev_env; -#elif GTEST_OS_WINDOWS // If we are on Windows proper. - _putenv((Message() << name << "=" << value).GetString().c_str()); -#else - if (*value == '\0') { - unsetenv(name); - } else { - setenv(name, value, 1); - } -#endif // GTEST_OS_WINDOWS_MOBILE -} - -#if !GTEST_OS_WINDOWS_MOBILE -// Environment variables are not supported on Windows CE. - -using testing::internal::Int32FromGTestEnv; - -// Tests Int32FromGTestEnv(). - -// Tests that Int32FromGTestEnv() returns the default value when the -// environment variable is not set. -TEST(Int32FromGTestEnvTest, ReturnsDefaultWhenVariableIsNotSet) { - SetEnv(GTEST_FLAG_PREFIX_UPPER_ "TEMP", ""); - EXPECT_EQ(10, Int32FromGTestEnv("temp", 10)); -} - -# if !defined(GTEST_GET_INT32_FROM_ENV_) - -// Tests that Int32FromGTestEnv() returns the default value when the -// environment variable overflows as an Int32. -TEST(Int32FromGTestEnvTest, ReturnsDefaultWhenValueOverflows) { - printf("(expecting 2 warnings)\n"); - - SetEnv(GTEST_FLAG_PREFIX_UPPER_ "TEMP", "12345678987654321"); - EXPECT_EQ(20, Int32FromGTestEnv("temp", 20)); - - SetEnv(GTEST_FLAG_PREFIX_UPPER_ "TEMP", "-12345678987654321"); - EXPECT_EQ(30, Int32FromGTestEnv("temp", 30)); -} - -// Tests that Int32FromGTestEnv() returns the default value when the -// environment variable does not represent a valid decimal integer. -TEST(Int32FromGTestEnvTest, ReturnsDefaultWhenValueIsInvalid) { - printf("(expecting 2 warnings)\n"); - - SetEnv(GTEST_FLAG_PREFIX_UPPER_ "TEMP", "A1"); - EXPECT_EQ(40, Int32FromGTestEnv("temp", 40)); - - SetEnv(GTEST_FLAG_PREFIX_UPPER_ "TEMP", "12X"); - EXPECT_EQ(50, Int32FromGTestEnv("temp", 50)); -} - -# endif // !defined(GTEST_GET_INT32_FROM_ENV_) - -// Tests that Int32FromGTestEnv() parses and returns the value of the -// environment variable when it represents a valid decimal integer in -// the range of an Int32. -TEST(Int32FromGTestEnvTest, ParsesAndReturnsValidValue) { - SetEnv(GTEST_FLAG_PREFIX_UPPER_ "TEMP", "123"); - EXPECT_EQ(123, Int32FromGTestEnv("temp", 0)); - - SetEnv(GTEST_FLAG_PREFIX_UPPER_ "TEMP", "-321"); - EXPECT_EQ(-321, Int32FromGTestEnv("temp", 0)); -} -#endif // !GTEST_OS_WINDOWS_MOBILE - -// Tests ParseInt32Flag(). - -// Tests that ParseInt32Flag() returns false and doesn't change the -// output value when the flag has wrong format -TEST(ParseInt32FlagTest, ReturnsFalseForInvalidFlag) { - Int32 value = 123; - EXPECT_FALSE(ParseInt32Flag("--a=100", "b", &value)); - EXPECT_EQ(123, value); - - EXPECT_FALSE(ParseInt32Flag("a=100", "a", &value)); - EXPECT_EQ(123, value); -} - -// Tests that ParseInt32Flag() returns false and doesn't change the -// output value when the flag overflows as an Int32. -TEST(ParseInt32FlagTest, ReturnsDefaultWhenValueOverflows) { - printf("(expecting 2 warnings)\n"); - - Int32 value = 123; - EXPECT_FALSE(ParseInt32Flag("--abc=12345678987654321", "abc", &value)); - EXPECT_EQ(123, value); - - EXPECT_FALSE(ParseInt32Flag("--abc=-12345678987654321", "abc", &value)); - EXPECT_EQ(123, value); -} - -// Tests that ParseInt32Flag() returns false and doesn't change the -// output value when the flag does not represent a valid decimal -// integer. -TEST(ParseInt32FlagTest, ReturnsDefaultWhenValueIsInvalid) { - printf("(expecting 2 warnings)\n"); - - Int32 value = 123; - EXPECT_FALSE(ParseInt32Flag("--abc=A1", "abc", &value)); - EXPECT_EQ(123, value); - - EXPECT_FALSE(ParseInt32Flag("--abc=12X", "abc", &value)); - EXPECT_EQ(123, value); -} - -// Tests that ParseInt32Flag() parses the value of the flag and -// returns true when the flag represents a valid decimal integer in -// the range of an Int32. -TEST(ParseInt32FlagTest, ParsesAndReturnsValidValue) { - Int32 value = 123; - EXPECT_TRUE(ParseInt32Flag("--" GTEST_FLAG_PREFIX_ "abc=456", "abc", &value)); - EXPECT_EQ(456, value); - - EXPECT_TRUE(ParseInt32Flag("--" GTEST_FLAG_PREFIX_ "abc=-789", - "abc", &value)); - EXPECT_EQ(-789, value); -} - -// Tests that Int32FromEnvOrDie() parses the value of the var or -// returns the correct default. -// Environment variables are not supported on Windows CE. -#if !GTEST_OS_WINDOWS_MOBILE -TEST(Int32FromEnvOrDieTest, ParsesAndReturnsValidValue) { - EXPECT_EQ(333, Int32FromEnvOrDie(GTEST_FLAG_PREFIX_UPPER_ "UnsetVar", 333)); - SetEnv(GTEST_FLAG_PREFIX_UPPER_ "UnsetVar", "123"); - EXPECT_EQ(123, Int32FromEnvOrDie(GTEST_FLAG_PREFIX_UPPER_ "UnsetVar", 333)); - SetEnv(GTEST_FLAG_PREFIX_UPPER_ "UnsetVar", "-123"); - EXPECT_EQ(-123, Int32FromEnvOrDie(GTEST_FLAG_PREFIX_UPPER_ "UnsetVar", 333)); -} -#endif // !GTEST_OS_WINDOWS_MOBILE - -// Tests that Int32FromEnvOrDie() aborts with an error message -// if the variable is not an Int32. -TEST(Int32FromEnvOrDieDeathTest, AbortsOnFailure) { - SetEnv(GTEST_FLAG_PREFIX_UPPER_ "VAR", "xxx"); - EXPECT_DEATH_IF_SUPPORTED( - Int32FromEnvOrDie(GTEST_FLAG_PREFIX_UPPER_ "VAR", 123), - ".*"); -} - -// Tests that Int32FromEnvOrDie() aborts with an error message -// if the variable cannot be represented by an Int32. -TEST(Int32FromEnvOrDieDeathTest, AbortsOnInt32Overflow) { - SetEnv(GTEST_FLAG_PREFIX_UPPER_ "VAR", "1234567891234567891234"); - EXPECT_DEATH_IF_SUPPORTED( - Int32FromEnvOrDie(GTEST_FLAG_PREFIX_UPPER_ "VAR", 123), - ".*"); -} - -// Tests that ShouldRunTestOnShard() selects all tests -// where there is 1 shard. -TEST(ShouldRunTestOnShardTest, IsPartitionWhenThereIsOneShard) { - EXPECT_TRUE(ShouldRunTestOnShard(1, 0, 0)); - EXPECT_TRUE(ShouldRunTestOnShard(1, 0, 1)); - EXPECT_TRUE(ShouldRunTestOnShard(1, 0, 2)); - EXPECT_TRUE(ShouldRunTestOnShard(1, 0, 3)); - EXPECT_TRUE(ShouldRunTestOnShard(1, 0, 4)); -} - -class ShouldShardTest : public testing::Test { - protected: - virtual void SetUp() { - index_var_ = GTEST_FLAG_PREFIX_UPPER_ "INDEX"; - total_var_ = GTEST_FLAG_PREFIX_UPPER_ "TOTAL"; - } - - virtual void TearDown() { - SetEnv(index_var_, ""); - SetEnv(total_var_, ""); - } - - const char* index_var_; - const char* total_var_; -}; - -// Tests that sharding is disabled if neither of the environment variables -// are set. -TEST_F(ShouldShardTest, ReturnsFalseWhenNeitherEnvVarIsSet) { - SetEnv(index_var_, ""); - SetEnv(total_var_, ""); - - EXPECT_FALSE(ShouldShard(total_var_, index_var_, false)); - EXPECT_FALSE(ShouldShard(total_var_, index_var_, true)); -} - -// Tests that sharding is not enabled if total_shards == 1. -TEST_F(ShouldShardTest, ReturnsFalseWhenTotalShardIsOne) { - SetEnv(index_var_, "0"); - SetEnv(total_var_, "1"); - EXPECT_FALSE(ShouldShard(total_var_, index_var_, false)); - EXPECT_FALSE(ShouldShard(total_var_, index_var_, true)); -} - -// Tests that sharding is enabled if total_shards > 1 and -// we are not in a death test subprocess. -// Environment variables are not supported on Windows CE. -#if !GTEST_OS_WINDOWS_MOBILE -TEST_F(ShouldShardTest, WorksWhenShardEnvVarsAreValid) { - SetEnv(index_var_, "4"); - SetEnv(total_var_, "22"); - EXPECT_TRUE(ShouldShard(total_var_, index_var_, false)); - EXPECT_FALSE(ShouldShard(total_var_, index_var_, true)); - - SetEnv(index_var_, "8"); - SetEnv(total_var_, "9"); - EXPECT_TRUE(ShouldShard(total_var_, index_var_, false)); - EXPECT_FALSE(ShouldShard(total_var_, index_var_, true)); - - SetEnv(index_var_, "0"); - SetEnv(total_var_, "9"); - EXPECT_TRUE(ShouldShard(total_var_, index_var_, false)); - EXPECT_FALSE(ShouldShard(total_var_, index_var_, true)); -} -#endif // !GTEST_OS_WINDOWS_MOBILE - -// Tests that we exit in error if the sharding values are not valid. - -typedef ShouldShardTest ShouldShardDeathTest; - -TEST_F(ShouldShardDeathTest, AbortsWhenShardingEnvVarsAreInvalid) { - SetEnv(index_var_, "4"); - SetEnv(total_var_, "4"); - EXPECT_DEATH_IF_SUPPORTED(ShouldShard(total_var_, index_var_, false), ".*"); - - SetEnv(index_var_, "4"); - SetEnv(total_var_, "-2"); - EXPECT_DEATH_IF_SUPPORTED(ShouldShard(total_var_, index_var_, false), ".*"); - - SetEnv(index_var_, "5"); - SetEnv(total_var_, ""); - EXPECT_DEATH_IF_SUPPORTED(ShouldShard(total_var_, index_var_, false), ".*"); - - SetEnv(index_var_, ""); - SetEnv(total_var_, "5"); - EXPECT_DEATH_IF_SUPPORTED(ShouldShard(total_var_, index_var_, false), ".*"); -} - -// Tests that ShouldRunTestOnShard is a partition when 5 -// shards are used. -TEST(ShouldRunTestOnShardTest, IsPartitionWhenThereAreFiveShards) { - // Choose an arbitrary number of tests and shards. - const int num_tests = 17; - const int num_shards = 5; - - // Check partitioning: each test should be on exactly 1 shard. - for (int test_id = 0; test_id < num_tests; test_id++) { - int prev_selected_shard_index = -1; - for (int shard_index = 0; shard_index < num_shards; shard_index++) { - if (ShouldRunTestOnShard(num_shards, shard_index, test_id)) { - if (prev_selected_shard_index < 0) { - prev_selected_shard_index = shard_index; - } else { - ADD_FAILURE() << "Shard " << prev_selected_shard_index << " and " - << shard_index << " are both selected to run test " << test_id; - } - } - } - } - - // Check balance: This is not required by the sharding protocol, but is a - // desirable property for performance. - for (int shard_index = 0; shard_index < num_shards; shard_index++) { - int num_tests_on_shard = 0; - for (int test_id = 0; test_id < num_tests; test_id++) { - num_tests_on_shard += - ShouldRunTestOnShard(num_shards, shard_index, test_id); - } - EXPECT_GE(num_tests_on_shard, num_tests / num_shards); - } -} - -// For the same reason we are not explicitly testing everything in the -// Test class, there are no separate tests for the following classes -// (except for some trivial cases): -// -// TestCase, UnitTest, UnitTestResultPrinter. -// -// Similarly, there are no separate tests for the following macros: -// -// TEST, TEST_F, RUN_ALL_TESTS - -TEST(UnitTestTest, CanGetOriginalWorkingDir) { - ASSERT_TRUE(UnitTest::GetInstance()->original_working_dir() != NULL); - EXPECT_STRNE(UnitTest::GetInstance()->original_working_dir(), ""); -} - -TEST(UnitTestTest, ReturnsPlausibleTimestamp) { - EXPECT_LT(0, UnitTest::GetInstance()->start_timestamp()); - EXPECT_LE(UnitTest::GetInstance()->start_timestamp(), GetTimeInMillis()); -} - -// When a property using a reserved key is supplied to this function, it -// tests that a non-fatal failure is added, a fatal failure is not added, -// and that the property is not recorded. -void ExpectNonFatalFailureRecordingPropertyWithReservedKey( - const TestResult& test_result, const char* key) { - EXPECT_NONFATAL_FAILURE(Test::RecordProperty(key, "1"), "Reserved key"); - ASSERT_EQ(0, test_result.test_property_count()) << "Property for key '" << key - << "' recorded unexpectedly."; -} - -void ExpectNonFatalFailureRecordingPropertyWithReservedKeyForCurrentTest( - const char* key) { - const TestInfo* test_info = UnitTest::GetInstance()->current_test_info(); - ASSERT_TRUE(test_info != NULL); - ExpectNonFatalFailureRecordingPropertyWithReservedKey(*test_info->result(), - key); -} - -void ExpectNonFatalFailureRecordingPropertyWithReservedKeyForCurrentTestCase( - const char* key) { - const TestCase* test_case = UnitTest::GetInstance()->current_test_case(); - ASSERT_TRUE(test_case != NULL); - ExpectNonFatalFailureRecordingPropertyWithReservedKey( - test_case->ad_hoc_test_result(), key); -} - -void ExpectNonFatalFailureRecordingPropertyWithReservedKeyOutsideOfTestCase( - const char* key) { - ExpectNonFatalFailureRecordingPropertyWithReservedKey( - UnitTest::GetInstance()->ad_hoc_test_result(), key); -} - -// Tests that property recording functions in UnitTest outside of tests -// functions correcly. Creating a separate instance of UnitTest ensures it -// is in a state similar to the UnitTest's singleton's between tests. -class UnitTestRecordPropertyTest : - public testing::internal::UnitTestRecordPropertyTestHelper { - public: - static void SetUpTestCase() { - ExpectNonFatalFailureRecordingPropertyWithReservedKeyForCurrentTestCase( - "disabled"); - ExpectNonFatalFailureRecordingPropertyWithReservedKeyForCurrentTestCase( - "errors"); - ExpectNonFatalFailureRecordingPropertyWithReservedKeyForCurrentTestCase( - "failures"); - ExpectNonFatalFailureRecordingPropertyWithReservedKeyForCurrentTestCase( - "name"); - ExpectNonFatalFailureRecordingPropertyWithReservedKeyForCurrentTestCase( - "tests"); - ExpectNonFatalFailureRecordingPropertyWithReservedKeyForCurrentTestCase( - "time"); - - Test::RecordProperty("test_case_key_1", "1"); - const TestCase* test_case = UnitTest::GetInstance()->current_test_case(); - ASSERT_TRUE(test_case != NULL); - - ASSERT_EQ(1, test_case->ad_hoc_test_result().test_property_count()); - EXPECT_STREQ("test_case_key_1", - test_case->ad_hoc_test_result().GetTestProperty(0).key()); - EXPECT_STREQ("1", - test_case->ad_hoc_test_result().GetTestProperty(0).value()); - } -}; - -// Tests TestResult has the expected property when added. -TEST_F(UnitTestRecordPropertyTest, OnePropertyFoundWhenAdded) { - UnitTestRecordProperty("key_1", "1"); - - ASSERT_EQ(1, unit_test_.ad_hoc_test_result().test_property_count()); - - EXPECT_STREQ("key_1", - unit_test_.ad_hoc_test_result().GetTestProperty(0).key()); - EXPECT_STREQ("1", - unit_test_.ad_hoc_test_result().GetTestProperty(0).value()); -} - -// Tests TestResult has multiple properties when added. -TEST_F(UnitTestRecordPropertyTest, MultiplePropertiesFoundWhenAdded) { - UnitTestRecordProperty("key_1", "1"); - UnitTestRecordProperty("key_2", "2"); - - ASSERT_EQ(2, unit_test_.ad_hoc_test_result().test_property_count()); - - EXPECT_STREQ("key_1", - unit_test_.ad_hoc_test_result().GetTestProperty(0).key()); - EXPECT_STREQ("1", unit_test_.ad_hoc_test_result().GetTestProperty(0).value()); - - EXPECT_STREQ("key_2", - unit_test_.ad_hoc_test_result().GetTestProperty(1).key()); - EXPECT_STREQ("2", unit_test_.ad_hoc_test_result().GetTestProperty(1).value()); -} - -// Tests TestResult::RecordProperty() overrides values for duplicate keys. -TEST_F(UnitTestRecordPropertyTest, OverridesValuesForDuplicateKeys) { - UnitTestRecordProperty("key_1", "1"); - UnitTestRecordProperty("key_2", "2"); - UnitTestRecordProperty("key_1", "12"); - UnitTestRecordProperty("key_2", "22"); - - ASSERT_EQ(2, unit_test_.ad_hoc_test_result().test_property_count()); - - EXPECT_STREQ("key_1", - unit_test_.ad_hoc_test_result().GetTestProperty(0).key()); - EXPECT_STREQ("12", - unit_test_.ad_hoc_test_result().GetTestProperty(0).value()); - - EXPECT_STREQ("key_2", - unit_test_.ad_hoc_test_result().GetTestProperty(1).key()); - EXPECT_STREQ("22", - unit_test_.ad_hoc_test_result().GetTestProperty(1).value()); -} - -TEST_F(UnitTestRecordPropertyTest, - AddFailureInsideTestsWhenUsingTestCaseReservedKeys) { - ExpectNonFatalFailureRecordingPropertyWithReservedKeyForCurrentTest( - "name"); - ExpectNonFatalFailureRecordingPropertyWithReservedKeyForCurrentTest( - "value_param"); - ExpectNonFatalFailureRecordingPropertyWithReservedKeyForCurrentTest( - "type_param"); - ExpectNonFatalFailureRecordingPropertyWithReservedKeyForCurrentTest( - "status"); - ExpectNonFatalFailureRecordingPropertyWithReservedKeyForCurrentTest( - "time"); - ExpectNonFatalFailureRecordingPropertyWithReservedKeyForCurrentTest( - "classname"); -} - -TEST_F(UnitTestRecordPropertyTest, - AddRecordWithReservedKeysGeneratesCorrectPropertyList) { - EXPECT_NONFATAL_FAILURE( - Test::RecordProperty("name", "1"), - "'classname', 'name', 'status', 'time', 'type_param', and 'value_param'" - " are reserved"); -} - -class UnitTestRecordPropertyTestEnvironment : public Environment { - public: - virtual void TearDown() { - ExpectNonFatalFailureRecordingPropertyWithReservedKeyOutsideOfTestCase( - "tests"); - ExpectNonFatalFailureRecordingPropertyWithReservedKeyOutsideOfTestCase( - "failures"); - ExpectNonFatalFailureRecordingPropertyWithReservedKeyOutsideOfTestCase( - "disabled"); - ExpectNonFatalFailureRecordingPropertyWithReservedKeyOutsideOfTestCase( - "errors"); - ExpectNonFatalFailureRecordingPropertyWithReservedKeyOutsideOfTestCase( - "name"); - ExpectNonFatalFailureRecordingPropertyWithReservedKeyOutsideOfTestCase( - "timestamp"); - ExpectNonFatalFailureRecordingPropertyWithReservedKeyOutsideOfTestCase( - "time"); - ExpectNonFatalFailureRecordingPropertyWithReservedKeyOutsideOfTestCase( - "random_seed"); - } -}; - -// This will test property recording outside of any test or test case. -static Environment* record_property_env = - AddGlobalTestEnvironment(new UnitTestRecordPropertyTestEnvironment); - -// This group of tests is for predicate assertions (ASSERT_PRED*, etc) -// of various arities. They do not attempt to be exhaustive. Rather, -// view them as smoke tests that can be easily reviewed and verified. -// A more complete set of tests for predicate assertions can be found -// in gtest_pred_impl_unittest.cc. - -// First, some predicates and predicate-formatters needed by the tests. - -// Returns true iff the argument is an even number. -bool IsEven(int n) { - return (n % 2) == 0; -} - -// A functor that returns true iff the argument is an even number. -struct IsEvenFunctor { - bool operator()(int n) { return IsEven(n); } -}; - -// A predicate-formatter function that asserts the argument is an even -// number. -AssertionResult AssertIsEven(const char* expr, int n) { - if (IsEven(n)) { - return AssertionSuccess(); - } - - Message msg; - msg << expr << " evaluates to " << n << ", which is not even."; - return AssertionFailure(msg); -} - -// A predicate function that returns AssertionResult for use in -// EXPECT/ASSERT_TRUE/FALSE. -AssertionResult ResultIsEven(int n) { - if (IsEven(n)) - return AssertionSuccess() << n << " is even"; - else - return AssertionFailure() << n << " is odd"; -} - -// A predicate function that returns AssertionResult but gives no -// explanation why it succeeds. Needed for testing that -// EXPECT/ASSERT_FALSE handles such functions correctly. -AssertionResult ResultIsEvenNoExplanation(int n) { - if (IsEven(n)) - return AssertionSuccess(); - else - return AssertionFailure() << n << " is odd"; -} - -// A predicate-formatter functor that asserts the argument is an even -// number. -struct AssertIsEvenFunctor { - AssertionResult operator()(const char* expr, int n) { - return AssertIsEven(expr, n); - } -}; - -// Returns true iff the sum of the arguments is an even number. -bool SumIsEven2(int n1, int n2) { - return IsEven(n1 + n2); -} - -// A functor that returns true iff the sum of the arguments is an even -// number. -struct SumIsEven3Functor { - bool operator()(int n1, int n2, int n3) { - return IsEven(n1 + n2 + n3); - } -}; - -// A predicate-formatter function that asserts the sum of the -// arguments is an even number. -AssertionResult AssertSumIsEven4( - const char* e1, const char* e2, const char* e3, const char* e4, - int n1, int n2, int n3, int n4) { - const int sum = n1 + n2 + n3 + n4; - if (IsEven(sum)) { - return AssertionSuccess(); - } - - Message msg; - msg << e1 << " + " << e2 << " + " << e3 << " + " << e4 - << " (" << n1 << " + " << n2 << " + " << n3 << " + " << n4 - << ") evaluates to " << sum << ", which is not even."; - return AssertionFailure(msg); -} - -// A predicate-formatter functor that asserts the sum of the arguments -// is an even number. -struct AssertSumIsEven5Functor { - AssertionResult operator()( - const char* e1, const char* e2, const char* e3, const char* e4, - const char* e5, int n1, int n2, int n3, int n4, int n5) { - const int sum = n1 + n2 + n3 + n4 + n5; - if (IsEven(sum)) { - return AssertionSuccess(); - } - - Message msg; - msg << e1 << " + " << e2 << " + " << e3 << " + " << e4 << " + " << e5 - << " (" - << n1 << " + " << n2 << " + " << n3 << " + " << n4 << " + " << n5 - << ") evaluates to " << sum << ", which is not even."; - return AssertionFailure(msg); - } -}; - - -// Tests unary predicate assertions. - -// Tests unary predicate assertions that don't use a custom formatter. -TEST(Pred1Test, WithoutFormat) { - // Success cases. - EXPECT_PRED1(IsEvenFunctor(), 2) << "This failure is UNEXPECTED!"; - ASSERT_PRED1(IsEven, 4); - - // Failure cases. - EXPECT_NONFATAL_FAILURE({ // NOLINT - EXPECT_PRED1(IsEven, 5) << "This failure is expected."; - }, "This failure is expected."); - EXPECT_FATAL_FAILURE(ASSERT_PRED1(IsEvenFunctor(), 5), - "evaluates to false"); -} - -// Tests unary predicate assertions that use a custom formatter. -TEST(Pred1Test, WithFormat) { - // Success cases. - EXPECT_PRED_FORMAT1(AssertIsEven, 2); - ASSERT_PRED_FORMAT1(AssertIsEvenFunctor(), 4) - << "This failure is UNEXPECTED!"; - - // Failure cases. - const int n = 5; - EXPECT_NONFATAL_FAILURE(EXPECT_PRED_FORMAT1(AssertIsEvenFunctor(), n), - "n evaluates to 5, which is not even."); - EXPECT_FATAL_FAILURE({ // NOLINT - ASSERT_PRED_FORMAT1(AssertIsEven, 5) << "This failure is expected."; - }, "This failure is expected."); -} - -// Tests that unary predicate assertions evaluates their arguments -// exactly once. -TEST(Pred1Test, SingleEvaluationOnFailure) { - // A success case. - static int n = 0; - EXPECT_PRED1(IsEven, n++); - EXPECT_EQ(1, n) << "The argument is not evaluated exactly once."; - - // A failure case. - EXPECT_FATAL_FAILURE({ // NOLINT - ASSERT_PRED_FORMAT1(AssertIsEvenFunctor(), n++) - << "This failure is expected."; - }, "This failure is expected."); - EXPECT_EQ(2, n) << "The argument is not evaluated exactly once."; -} - - -// Tests predicate assertions whose arity is >= 2. - -// Tests predicate assertions that don't use a custom formatter. -TEST(PredTest, WithoutFormat) { - // Success cases. - ASSERT_PRED2(SumIsEven2, 2, 4) << "This failure is UNEXPECTED!"; - EXPECT_PRED3(SumIsEven3Functor(), 4, 6, 8); - - // Failure cases. - const int n1 = 1; - const int n2 = 2; - EXPECT_NONFATAL_FAILURE({ // NOLINT - EXPECT_PRED2(SumIsEven2, n1, n2) << "This failure is expected."; - }, "This failure is expected."); - EXPECT_FATAL_FAILURE({ // NOLINT - ASSERT_PRED3(SumIsEven3Functor(), 1, 2, 4); - }, "evaluates to false"); -} - -// Tests predicate assertions that use a custom formatter. -TEST(PredTest, WithFormat) { - // Success cases. - ASSERT_PRED_FORMAT4(AssertSumIsEven4, 4, 6, 8, 10) << - "This failure is UNEXPECTED!"; - EXPECT_PRED_FORMAT5(AssertSumIsEven5Functor(), 2, 4, 6, 8, 10); - - // Failure cases. - const int n1 = 1; - const int n2 = 2; - const int n3 = 4; - const int n4 = 6; - EXPECT_NONFATAL_FAILURE({ // NOLINT - EXPECT_PRED_FORMAT4(AssertSumIsEven4, n1, n2, n3, n4); - }, "evaluates to 13, which is not even."); - EXPECT_FATAL_FAILURE({ // NOLINT - ASSERT_PRED_FORMAT5(AssertSumIsEven5Functor(), 1, 2, 4, 6, 8) - << "This failure is expected."; - }, "This failure is expected."); -} - -// Tests that predicate assertions evaluates their arguments -// exactly once. -TEST(PredTest, SingleEvaluationOnFailure) { - // A success case. - int n1 = 0; - int n2 = 0; - EXPECT_PRED2(SumIsEven2, n1++, n2++); - EXPECT_EQ(1, n1) << "Argument 1 is not evaluated exactly once."; - EXPECT_EQ(1, n2) << "Argument 2 is not evaluated exactly once."; - - // Another success case. - n1 = n2 = 0; - int n3 = 0; - int n4 = 0; - int n5 = 0; - ASSERT_PRED_FORMAT5(AssertSumIsEven5Functor(), - n1++, n2++, n3++, n4++, n5++) - << "This failure is UNEXPECTED!"; - EXPECT_EQ(1, n1) << "Argument 1 is not evaluated exactly once."; - EXPECT_EQ(1, n2) << "Argument 2 is not evaluated exactly once."; - EXPECT_EQ(1, n3) << "Argument 3 is not evaluated exactly once."; - EXPECT_EQ(1, n4) << "Argument 4 is not evaluated exactly once."; - EXPECT_EQ(1, n5) << "Argument 5 is not evaluated exactly once."; - - // A failure case. - n1 = n2 = n3 = 0; - EXPECT_NONFATAL_FAILURE({ // NOLINT - EXPECT_PRED3(SumIsEven3Functor(), ++n1, n2++, n3++) - << "This failure is expected."; - }, "This failure is expected."); - EXPECT_EQ(1, n1) << "Argument 1 is not evaluated exactly once."; - EXPECT_EQ(1, n2) << "Argument 2 is not evaluated exactly once."; - EXPECT_EQ(1, n3) << "Argument 3 is not evaluated exactly once."; - - // Another failure case. - n1 = n2 = n3 = n4 = 0; - EXPECT_NONFATAL_FAILURE({ // NOLINT - EXPECT_PRED_FORMAT4(AssertSumIsEven4, ++n1, n2++, n3++, n4++); - }, "evaluates to 1, which is not even."); - EXPECT_EQ(1, n1) << "Argument 1 is not evaluated exactly once."; - EXPECT_EQ(1, n2) << "Argument 2 is not evaluated exactly once."; - EXPECT_EQ(1, n3) << "Argument 3 is not evaluated exactly once."; - EXPECT_EQ(1, n4) << "Argument 4 is not evaluated exactly once."; -} - - -// Some helper functions for testing using overloaded/template -// functions with ASSERT_PREDn and EXPECT_PREDn. - -bool IsPositive(double x) { - return x > 0; -} - -template <typename T> -bool IsNegative(T x) { - return x < 0; -} - -template <typename T1, typename T2> -bool GreaterThan(T1 x1, T2 x2) { - return x1 > x2; -} - -// Tests that overloaded functions can be used in *_PRED* as long as -// their types are explicitly specified. -TEST(PredicateAssertionTest, AcceptsOverloadedFunction) { - // C++Builder requires C-style casts rather than static_cast. - EXPECT_PRED1((bool (*)(int))(IsPositive), 5); // NOLINT - ASSERT_PRED1((bool (*)(double))(IsPositive), 6.0); // NOLINT -} - -// Tests that template functions can be used in *_PRED* as long as -// their types are explicitly specified. -TEST(PredicateAssertionTest, AcceptsTemplateFunction) { - EXPECT_PRED1(IsNegative<int>, -5); - // Makes sure that we can handle templates with more than one - // parameter. - ASSERT_PRED2((GreaterThan<int, int>), 5, 0); -} - - -// Some helper functions for testing using overloaded/template -// functions with ASSERT_PRED_FORMATn and EXPECT_PRED_FORMATn. - -AssertionResult IsPositiveFormat(const char* /* expr */, int n) { - return n > 0 ? AssertionSuccess() : - AssertionFailure(Message() << "Failure"); -} - -AssertionResult IsPositiveFormat(const char* /* expr */, double x) { - return x > 0 ? AssertionSuccess() : - AssertionFailure(Message() << "Failure"); -} - -template <typename T> -AssertionResult IsNegativeFormat(const char* /* expr */, T x) { - return x < 0 ? AssertionSuccess() : - AssertionFailure(Message() << "Failure"); -} - -template <typename T1, typename T2> -AssertionResult EqualsFormat(const char* /* expr1 */, const char* /* expr2 */, - const T1& x1, const T2& x2) { - return x1 == x2 ? AssertionSuccess() : - AssertionFailure(Message() << "Failure"); -} - -// Tests that overloaded functions can be used in *_PRED_FORMAT* -// without explicitly specifying their types. -TEST(PredicateFormatAssertionTest, AcceptsOverloadedFunction) { - EXPECT_PRED_FORMAT1(IsPositiveFormat, 5); - ASSERT_PRED_FORMAT1(IsPositiveFormat, 6.0); -} - -// Tests that template functions can be used in *_PRED_FORMAT* without -// explicitly specifying their types. -TEST(PredicateFormatAssertionTest, AcceptsTemplateFunction) { - EXPECT_PRED_FORMAT1(IsNegativeFormat, -5); - ASSERT_PRED_FORMAT2(EqualsFormat, 3, 3); -} - - -// Tests string assertions. - -// Tests ASSERT_STREQ with non-NULL arguments. -TEST(StringAssertionTest, ASSERT_STREQ) { - const char * const p1 = "good"; - ASSERT_STREQ(p1, p1); - - // Let p2 have the same content as p1, but be at a different address. - const char p2[] = "good"; - ASSERT_STREQ(p1, p2); - - EXPECT_FATAL_FAILURE(ASSERT_STREQ("bad", "good"), - " \"bad\"\n \"good\""); -} - -// Tests ASSERT_STREQ with NULL arguments. -TEST(StringAssertionTest, ASSERT_STREQ_Null) { - ASSERT_STREQ(static_cast<const char *>(NULL), NULL); - EXPECT_FATAL_FAILURE(ASSERT_STREQ(NULL, "non-null"), - "non-null"); -} - -// Tests ASSERT_STREQ with NULL arguments. -TEST(StringAssertionTest, ASSERT_STREQ_Null2) { - EXPECT_FATAL_FAILURE(ASSERT_STREQ("non-null", NULL), - "non-null"); -} - -// Tests ASSERT_STRNE. -TEST(StringAssertionTest, ASSERT_STRNE) { - ASSERT_STRNE("hi", "Hi"); - ASSERT_STRNE("Hi", NULL); - ASSERT_STRNE(NULL, "Hi"); - ASSERT_STRNE("", NULL); - ASSERT_STRNE(NULL, ""); - ASSERT_STRNE("", "Hi"); - ASSERT_STRNE("Hi", ""); - EXPECT_FATAL_FAILURE(ASSERT_STRNE("Hi", "Hi"), - "\"Hi\" vs \"Hi\""); -} - -// Tests ASSERT_STRCASEEQ. -TEST(StringAssertionTest, ASSERT_STRCASEEQ) { - ASSERT_STRCASEEQ("hi", "Hi"); - ASSERT_STRCASEEQ(static_cast<const char *>(NULL), NULL); - - ASSERT_STRCASEEQ("", ""); - EXPECT_FATAL_FAILURE(ASSERT_STRCASEEQ("Hi", "hi2"), - "Ignoring case"); -} - -// Tests ASSERT_STRCASENE. -TEST(StringAssertionTest, ASSERT_STRCASENE) { - ASSERT_STRCASENE("hi1", "Hi2"); - ASSERT_STRCASENE("Hi", NULL); - ASSERT_STRCASENE(NULL, "Hi"); - ASSERT_STRCASENE("", NULL); - ASSERT_STRCASENE(NULL, ""); - ASSERT_STRCASENE("", "Hi"); - ASSERT_STRCASENE("Hi", ""); - EXPECT_FATAL_FAILURE(ASSERT_STRCASENE("Hi", "hi"), - "(ignoring case)"); -} - -// Tests *_STREQ on wide strings. -TEST(StringAssertionTest, STREQ_Wide) { - // NULL strings. - ASSERT_STREQ(static_cast<const wchar_t *>(NULL), NULL); - - // Empty strings. - ASSERT_STREQ(L"", L""); - - // Non-null vs NULL. - EXPECT_NONFATAL_FAILURE(EXPECT_STREQ(L"non-null", NULL), - "non-null"); - - // Equal strings. - EXPECT_STREQ(L"Hi", L"Hi"); - - // Unequal strings. - EXPECT_NONFATAL_FAILURE(EXPECT_STREQ(L"abc", L"Abc"), - "Abc"); - - // Strings containing wide characters. - EXPECT_NONFATAL_FAILURE(EXPECT_STREQ(L"abc\x8119", L"abc\x8120"), - "abc"); - - // The streaming variation. - EXPECT_NONFATAL_FAILURE({ // NOLINT - EXPECT_STREQ(L"abc\x8119", L"abc\x8121") << "Expected failure"; - }, "Expected failure"); -} - -// Tests *_STRNE on wide strings. -TEST(StringAssertionTest, STRNE_Wide) { - // NULL strings. - EXPECT_NONFATAL_FAILURE({ // NOLINT - EXPECT_STRNE(static_cast<const wchar_t *>(NULL), NULL); - }, ""); - - // Empty strings. - EXPECT_NONFATAL_FAILURE(EXPECT_STRNE(L"", L""), - "L\"\""); - - // Non-null vs NULL. - ASSERT_STRNE(L"non-null", NULL); - - // Equal strings. - EXPECT_NONFATAL_FAILURE(EXPECT_STRNE(L"Hi", L"Hi"), - "L\"Hi\""); - - // Unequal strings. - EXPECT_STRNE(L"abc", L"Abc"); - - // Strings containing wide characters. - EXPECT_NONFATAL_FAILURE(EXPECT_STRNE(L"abc\x8119", L"abc\x8119"), - "abc"); - - // The streaming variation. - ASSERT_STRNE(L"abc\x8119", L"abc\x8120") << "This shouldn't happen"; -} - -// Tests for ::testing::IsSubstring(). - -// Tests that IsSubstring() returns the correct result when the input -// argument type is const char*. -TEST(IsSubstringTest, ReturnsCorrectResultForCString) { - EXPECT_FALSE(IsSubstring("", "", NULL, "a")); - EXPECT_FALSE(IsSubstring("", "", "b", NULL)); - EXPECT_FALSE(IsSubstring("", "", "needle", "haystack")); - - EXPECT_TRUE(IsSubstring("", "", static_cast<const char*>(NULL), NULL)); - EXPECT_TRUE(IsSubstring("", "", "needle", "two needles")); -} - -// Tests that IsSubstring() returns the correct result when the input -// argument type is const wchar_t*. -TEST(IsSubstringTest, ReturnsCorrectResultForWideCString) { - EXPECT_FALSE(IsSubstring("", "", kNull, L"a")); - EXPECT_FALSE(IsSubstring("", "", L"b", kNull)); - EXPECT_FALSE(IsSubstring("", "", L"needle", L"haystack")); - - EXPECT_TRUE(IsSubstring("", "", static_cast<const wchar_t*>(NULL), NULL)); - EXPECT_TRUE(IsSubstring("", "", L"needle", L"two needles")); -} - -// Tests that IsSubstring() generates the correct message when the input -// argument type is const char*. -TEST(IsSubstringTest, GeneratesCorrectMessageForCString) { - EXPECT_STREQ("Value of: needle_expr\n" - " Actual: \"needle\"\n" - "Expected: a substring of haystack_expr\n" - "Which is: \"haystack\"", - IsSubstring("needle_expr", "haystack_expr", - "needle", "haystack").failure_message()); -} - -// Tests that IsSubstring returns the correct result when the input -// argument type is ::std::string. -TEST(IsSubstringTest, ReturnsCorrectResultsForStdString) { - EXPECT_TRUE(IsSubstring("", "", std::string("hello"), "ahellob")); - EXPECT_FALSE(IsSubstring("", "", "hello", std::string("world"))); -} - -#if GTEST_HAS_STD_WSTRING -// Tests that IsSubstring returns the correct result when the input -// argument type is ::std::wstring. -TEST(IsSubstringTest, ReturnsCorrectResultForStdWstring) { - EXPECT_TRUE(IsSubstring("", "", ::std::wstring(L"needle"), L"two needles")); - EXPECT_FALSE(IsSubstring("", "", L"needle", ::std::wstring(L"haystack"))); -} - -// Tests that IsSubstring() generates the correct message when the input -// argument type is ::std::wstring. -TEST(IsSubstringTest, GeneratesCorrectMessageForWstring) { - EXPECT_STREQ("Value of: needle_expr\n" - " Actual: L\"needle\"\n" - "Expected: a substring of haystack_expr\n" - "Which is: L\"haystack\"", - IsSubstring( - "needle_expr", "haystack_expr", - ::std::wstring(L"needle"), L"haystack").failure_message()); -} - -#endif // GTEST_HAS_STD_WSTRING - -// Tests for ::testing::IsNotSubstring(). - -// Tests that IsNotSubstring() returns the correct result when the input -// argument type is const char*. -TEST(IsNotSubstringTest, ReturnsCorrectResultForCString) { - EXPECT_TRUE(IsNotSubstring("", "", "needle", "haystack")); - EXPECT_FALSE(IsNotSubstring("", "", "needle", "two needles")); -} - -// Tests that IsNotSubstring() returns the correct result when the input -// argument type is const wchar_t*. -TEST(IsNotSubstringTest, ReturnsCorrectResultForWideCString) { - EXPECT_TRUE(IsNotSubstring("", "", L"needle", L"haystack")); - EXPECT_FALSE(IsNotSubstring("", "", L"needle", L"two needles")); -} - -// Tests that IsNotSubstring() generates the correct message when the input -// argument type is const wchar_t*. -TEST(IsNotSubstringTest, GeneratesCorrectMessageForWideCString) { - EXPECT_STREQ("Value of: needle_expr\n" - " Actual: L\"needle\"\n" - "Expected: not a substring of haystack_expr\n" - "Which is: L\"two needles\"", - IsNotSubstring( - "needle_expr", "haystack_expr", - L"needle", L"two needles").failure_message()); -} - -// Tests that IsNotSubstring returns the correct result when the input -// argument type is ::std::string. -TEST(IsNotSubstringTest, ReturnsCorrectResultsForStdString) { - EXPECT_FALSE(IsNotSubstring("", "", std::string("hello"), "ahellob")); - EXPECT_TRUE(IsNotSubstring("", "", "hello", std::string("world"))); -} - -// Tests that IsNotSubstring() generates the correct message when the input -// argument type is ::std::string. -TEST(IsNotSubstringTest, GeneratesCorrectMessageForStdString) { - EXPECT_STREQ("Value of: needle_expr\n" - " Actual: \"needle\"\n" - "Expected: not a substring of haystack_expr\n" - "Which is: \"two needles\"", - IsNotSubstring( - "needle_expr", "haystack_expr", - ::std::string("needle"), "two needles").failure_message()); -} - -#if GTEST_HAS_STD_WSTRING - -// Tests that IsNotSubstring returns the correct result when the input -// argument type is ::std::wstring. -TEST(IsNotSubstringTest, ReturnsCorrectResultForStdWstring) { - EXPECT_FALSE( - IsNotSubstring("", "", ::std::wstring(L"needle"), L"two needles")); - EXPECT_TRUE(IsNotSubstring("", "", L"needle", ::std::wstring(L"haystack"))); -} - -#endif // GTEST_HAS_STD_WSTRING - -// Tests floating-point assertions. - -template <typename RawType> -class FloatingPointTest : public Test { - protected: - // Pre-calculated numbers to be used by the tests. - struct TestValues { - RawType close_to_positive_zero; - RawType close_to_negative_zero; - RawType further_from_negative_zero; - - RawType close_to_one; - RawType further_from_one; - - RawType infinity; - RawType close_to_infinity; - RawType further_from_infinity; - - RawType nan1; - RawType nan2; - }; - - typedef typename testing::internal::FloatingPoint<RawType> Floating; - typedef typename Floating::Bits Bits; - - virtual void SetUp() { - const size_t max_ulps = Floating::kMaxUlps; - - // The bits that represent 0.0. - const Bits zero_bits = Floating(0).bits(); - - // Makes some numbers close to 0.0. - values_.close_to_positive_zero = Floating::ReinterpretBits( - zero_bits + max_ulps/2); - values_.close_to_negative_zero = -Floating::ReinterpretBits( - zero_bits + max_ulps - max_ulps/2); - values_.further_from_negative_zero = -Floating::ReinterpretBits( - zero_bits + max_ulps + 1 - max_ulps/2); - - // The bits that represent 1.0. - const Bits one_bits = Floating(1).bits(); - - // Makes some numbers close to 1.0. - values_.close_to_one = Floating::ReinterpretBits(one_bits + max_ulps); - values_.further_from_one = Floating::ReinterpretBits( - one_bits + max_ulps + 1); - - // +infinity. - values_.infinity = Floating::Infinity(); - - // The bits that represent +infinity. - const Bits infinity_bits = Floating(values_.infinity).bits(); - - // Makes some numbers close to infinity. - values_.close_to_infinity = Floating::ReinterpretBits( - infinity_bits - max_ulps); - values_.further_from_infinity = Floating::ReinterpretBits( - infinity_bits - max_ulps - 1); - - // Makes some NAN's. Sets the most significant bit of the fraction so that - // our NaN's are quiet; trying to process a signaling NaN would raise an - // exception if our environment enables floating point exceptions. - values_.nan1 = Floating::ReinterpretBits(Floating::kExponentBitMask - | (static_cast<Bits>(1) << (Floating::kFractionBitCount - 1)) | 1); - values_.nan2 = Floating::ReinterpretBits(Floating::kExponentBitMask - | (static_cast<Bits>(1) << (Floating::kFractionBitCount - 1)) | 200); - } - - void TestSize() { - EXPECT_EQ(sizeof(RawType), sizeof(Bits)); - } - - static TestValues values_; -}; - -template <typename RawType> -typename FloatingPointTest<RawType>::TestValues - FloatingPointTest<RawType>::values_; - -// Instantiates FloatingPointTest for testing *_FLOAT_EQ. -typedef FloatingPointTest<float> FloatTest; - -// Tests that the size of Float::Bits matches the size of float. -TEST_F(FloatTest, Size) { - TestSize(); -} - -// Tests comparing with +0 and -0. -TEST_F(FloatTest, Zeros) { - EXPECT_FLOAT_EQ(0.0, -0.0); - EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(-0.0, 1.0), - "1.0"); - EXPECT_FATAL_FAILURE(ASSERT_FLOAT_EQ(0.0, 1.5), - "1.5"); -} - -// Tests comparing numbers close to 0. -// -// This ensures that *_FLOAT_EQ handles the sign correctly and no -// overflow occurs when comparing numbers whose absolute value is very -// small. -TEST_F(FloatTest, AlmostZeros) { - // In C++Builder, names within local classes (such as used by - // EXPECT_FATAL_FAILURE) cannot be resolved against static members of the - // scoping class. Use a static local alias as a workaround. - // We use the assignment syntax since some compilers, like Sun Studio, - // don't allow initializing references using construction syntax - // (parentheses). - static const FloatTest::TestValues& v = this->values_; - - EXPECT_FLOAT_EQ(0.0, v.close_to_positive_zero); - EXPECT_FLOAT_EQ(-0.0, v.close_to_negative_zero); - EXPECT_FLOAT_EQ(v.close_to_positive_zero, v.close_to_negative_zero); - - EXPECT_FATAL_FAILURE({ // NOLINT - ASSERT_FLOAT_EQ(v.close_to_positive_zero, - v.further_from_negative_zero); - }, "v.further_from_negative_zero"); -} - -// Tests comparing numbers close to each other. -TEST_F(FloatTest, SmallDiff) { - EXPECT_FLOAT_EQ(1.0, values_.close_to_one); - EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(1.0, values_.further_from_one), - "values_.further_from_one"); -} - -// Tests comparing numbers far apart. -TEST_F(FloatTest, LargeDiff) { - EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(2.5, 3.0), - "3.0"); -} - -// Tests comparing with infinity. -// -// This ensures that no overflow occurs when comparing numbers whose -// absolute value is very large. -TEST_F(FloatTest, Infinity) { - EXPECT_FLOAT_EQ(values_.infinity, values_.close_to_infinity); - EXPECT_FLOAT_EQ(-values_.infinity, -values_.close_to_infinity); -#if !GTEST_OS_SYMBIAN - // Nokia's STLport crashes if we try to output infinity or NaN. - EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(values_.infinity, -values_.infinity), - "-values_.infinity"); - - // This is interesting as the representations of infinity and nan1 - // are only 1 DLP apart. - EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(values_.infinity, values_.nan1), - "values_.nan1"); -#endif // !GTEST_OS_SYMBIAN -} - -// Tests that comparing with NAN always returns false. -TEST_F(FloatTest, NaN) { -#if !GTEST_OS_SYMBIAN -// Nokia's STLport crashes if we try to output infinity or NaN. - - // In C++Builder, names within local classes (such as used by - // EXPECT_FATAL_FAILURE) cannot be resolved against static members of the - // scoping class. Use a static local alias as a workaround. - // We use the assignment syntax since some compilers, like Sun Studio, - // don't allow initializing references using construction syntax - // (parentheses). - static const FloatTest::TestValues& v = this->values_; - - EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(v.nan1, v.nan1), - "v.nan1"); - EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(v.nan1, v.nan2), - "v.nan2"); - EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(1.0, v.nan1), - "v.nan1"); - - EXPECT_FATAL_FAILURE(ASSERT_FLOAT_EQ(v.nan1, v.infinity), - "v.infinity"); -#endif // !GTEST_OS_SYMBIAN -} - -// Tests that *_FLOAT_EQ are reflexive. -TEST_F(FloatTest, Reflexive) { - EXPECT_FLOAT_EQ(0.0, 0.0); - EXPECT_FLOAT_EQ(1.0, 1.0); - ASSERT_FLOAT_EQ(values_.infinity, values_.infinity); -} - -// Tests that *_FLOAT_EQ are commutative. -TEST_F(FloatTest, Commutative) { - // We already tested EXPECT_FLOAT_EQ(1.0, values_.close_to_one). - EXPECT_FLOAT_EQ(values_.close_to_one, 1.0); - - // We already tested EXPECT_FLOAT_EQ(1.0, values_.further_from_one). - EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(values_.further_from_one, 1.0), - "1.0"); -} - -// Tests EXPECT_NEAR. -TEST_F(FloatTest, EXPECT_NEAR) { - EXPECT_NEAR(-1.0f, -1.1f, 0.2f); - EXPECT_NEAR(2.0f, 3.0f, 1.0f); - EXPECT_NONFATAL_FAILURE(EXPECT_NEAR(1.0f,1.5f, 0.25f), // NOLINT - "The difference between 1.0f and 1.5f is 0.5, " - "which exceeds 0.25f"); - // To work around a bug in gcc 2.95.0, there is intentionally no - // space after the first comma in the previous line. -} - -// Tests ASSERT_NEAR. -TEST_F(FloatTest, ASSERT_NEAR) { - ASSERT_NEAR(-1.0f, -1.1f, 0.2f); - ASSERT_NEAR(2.0f, 3.0f, 1.0f); - EXPECT_FATAL_FAILURE(ASSERT_NEAR(1.0f,1.5f, 0.25f), // NOLINT - "The difference between 1.0f and 1.5f is 0.5, " - "which exceeds 0.25f"); - // To work around a bug in gcc 2.95.0, there is intentionally no - // space after the first comma in the previous line. -} - -// Tests the cases where FloatLE() should succeed. -TEST_F(FloatTest, FloatLESucceeds) { - EXPECT_PRED_FORMAT2(FloatLE, 1.0f, 2.0f); // When val1 < val2, - ASSERT_PRED_FORMAT2(FloatLE, 1.0f, 1.0f); // val1 == val2, - - // or when val1 is greater than, but almost equals to, val2. - EXPECT_PRED_FORMAT2(FloatLE, values_.close_to_positive_zero, 0.0f); -} - -// Tests the cases where FloatLE() should fail. -TEST_F(FloatTest, FloatLEFails) { - // When val1 is greater than val2 by a large margin, - EXPECT_NONFATAL_FAILURE(EXPECT_PRED_FORMAT2(FloatLE, 2.0f, 1.0f), - "(2.0f) <= (1.0f)"); - - // or by a small yet non-negligible margin, - EXPECT_NONFATAL_FAILURE({ // NOLINT - EXPECT_PRED_FORMAT2(FloatLE, values_.further_from_one, 1.0f); - }, "(values_.further_from_one) <= (1.0f)"); - -#if !GTEST_OS_SYMBIAN && !defined(__BORLANDC__) - // Nokia's STLport crashes if we try to output infinity or NaN. - // C++Builder gives bad results for ordered comparisons involving NaNs - // due to compiler bugs. - EXPECT_NONFATAL_FAILURE({ // NOLINT - EXPECT_PRED_FORMAT2(FloatLE, values_.nan1, values_.infinity); - }, "(values_.nan1) <= (values_.infinity)"); - EXPECT_NONFATAL_FAILURE({ // NOLINT - EXPECT_PRED_FORMAT2(FloatLE, -values_.infinity, values_.nan1); - }, "(-values_.infinity) <= (values_.nan1)"); - EXPECT_FATAL_FAILURE({ // NOLINT - ASSERT_PRED_FORMAT2(FloatLE, values_.nan1, values_.nan1); - }, "(values_.nan1) <= (values_.nan1)"); -#endif // !GTEST_OS_SYMBIAN && !defined(__BORLANDC__) -} - -// Instantiates FloatingPointTest for testing *_DOUBLE_EQ. -typedef FloatingPointTest<double> DoubleTest; - -// Tests that the size of Double::Bits matches the size of double. -TEST_F(DoubleTest, Size) { - TestSize(); -} - -// Tests comparing with +0 and -0. -TEST_F(DoubleTest, Zeros) { - EXPECT_DOUBLE_EQ(0.0, -0.0); - EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(-0.0, 1.0), - "1.0"); - EXPECT_FATAL_FAILURE(ASSERT_DOUBLE_EQ(0.0, 1.0), - "1.0"); -} - -// Tests comparing numbers close to 0. -// -// This ensures that *_DOUBLE_EQ handles the sign correctly and no -// overflow occurs when comparing numbers whose absolute value is very -// small. -TEST_F(DoubleTest, AlmostZeros) { - // In C++Builder, names within local classes (such as used by - // EXPECT_FATAL_FAILURE) cannot be resolved against static members of the - // scoping class. Use a static local alias as a workaround. - // We use the assignment syntax since some compilers, like Sun Studio, - // don't allow initializing references using construction syntax - // (parentheses). - static const DoubleTest::TestValues& v = this->values_; - - EXPECT_DOUBLE_EQ(0.0, v.close_to_positive_zero); - EXPECT_DOUBLE_EQ(-0.0, v.close_to_negative_zero); - EXPECT_DOUBLE_EQ(v.close_to_positive_zero, v.close_to_negative_zero); - - EXPECT_FATAL_FAILURE({ // NOLINT - ASSERT_DOUBLE_EQ(v.close_to_positive_zero, - v.further_from_negative_zero); - }, "v.further_from_negative_zero"); -} - -// Tests comparing numbers close to each other. -TEST_F(DoubleTest, SmallDiff) { - EXPECT_DOUBLE_EQ(1.0, values_.close_to_one); - EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(1.0, values_.further_from_one), - "values_.further_from_one"); -} - -// Tests comparing numbers far apart. -TEST_F(DoubleTest, LargeDiff) { - EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(2.0, 3.0), - "3.0"); -} - -// Tests comparing with infinity. -// -// This ensures that no overflow occurs when comparing numbers whose -// absolute value is very large. -TEST_F(DoubleTest, Infinity) { - EXPECT_DOUBLE_EQ(values_.infinity, values_.close_to_infinity); - EXPECT_DOUBLE_EQ(-values_.infinity, -values_.close_to_infinity); -#if !GTEST_OS_SYMBIAN - // Nokia's STLport crashes if we try to output infinity or NaN. - EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(values_.infinity, -values_.infinity), - "-values_.infinity"); - - // This is interesting as the representations of infinity_ and nan1_ - // are only 1 DLP apart. - EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(values_.infinity, values_.nan1), - "values_.nan1"); -#endif // !GTEST_OS_SYMBIAN -} - -// Tests that comparing with NAN always returns false. -TEST_F(DoubleTest, NaN) { -#if !GTEST_OS_SYMBIAN - // In C++Builder, names within local classes (such as used by - // EXPECT_FATAL_FAILURE) cannot be resolved against static members of the - // scoping class. Use a static local alias as a workaround. - // We use the assignment syntax since some compilers, like Sun Studio, - // don't allow initializing references using construction syntax - // (parentheses). - static const DoubleTest::TestValues& v = this->values_; - - // Nokia's STLport crashes if we try to output infinity or NaN. - EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(v.nan1, v.nan1), - "v.nan1"); - EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(v.nan1, v.nan2), "v.nan2"); - EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(1.0, v.nan1), "v.nan1"); - EXPECT_FATAL_FAILURE(ASSERT_DOUBLE_EQ(v.nan1, v.infinity), - "v.infinity"); -#endif // !GTEST_OS_SYMBIAN -} - -// Tests that *_DOUBLE_EQ are reflexive. -TEST_F(DoubleTest, Reflexive) { - EXPECT_DOUBLE_EQ(0.0, 0.0); - EXPECT_DOUBLE_EQ(1.0, 1.0); -#if !GTEST_OS_SYMBIAN - // Nokia's STLport crashes if we try to output infinity or NaN. - ASSERT_DOUBLE_EQ(values_.infinity, values_.infinity); -#endif // !GTEST_OS_SYMBIAN -} - -// Tests that *_DOUBLE_EQ are commutative. -TEST_F(DoubleTest, Commutative) { - // We already tested EXPECT_DOUBLE_EQ(1.0, values_.close_to_one). - EXPECT_DOUBLE_EQ(values_.close_to_one, 1.0); - - // We already tested EXPECT_DOUBLE_EQ(1.0, values_.further_from_one). - EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(values_.further_from_one, 1.0), - "1.0"); -} - -// Tests EXPECT_NEAR. -TEST_F(DoubleTest, EXPECT_NEAR) { - EXPECT_NEAR(-1.0, -1.1, 0.2); - EXPECT_NEAR(2.0, 3.0, 1.0); - EXPECT_NONFATAL_FAILURE(EXPECT_NEAR(1.0, 1.5, 0.25), // NOLINT - "The difference between 1.0 and 1.5 is 0.5, " - "which exceeds 0.25"); - // To work around a bug in gcc 2.95.0, there is intentionally no - // space after the first comma in the previous statement. -} - -// Tests ASSERT_NEAR. -TEST_F(DoubleTest, ASSERT_NEAR) { - ASSERT_NEAR(-1.0, -1.1, 0.2); - ASSERT_NEAR(2.0, 3.0, 1.0); - EXPECT_FATAL_FAILURE(ASSERT_NEAR(1.0, 1.5, 0.25), // NOLINT - "The difference between 1.0 and 1.5 is 0.5, " - "which exceeds 0.25"); - // To work around a bug in gcc 2.95.0, there is intentionally no - // space after the first comma in the previous statement. -} - -// Tests the cases where DoubleLE() should succeed. -TEST_F(DoubleTest, DoubleLESucceeds) { - EXPECT_PRED_FORMAT2(DoubleLE, 1.0, 2.0); // When val1 < val2, - ASSERT_PRED_FORMAT2(DoubleLE, 1.0, 1.0); // val1 == val2, - - // or when val1 is greater than, but almost equals to, val2. - EXPECT_PRED_FORMAT2(DoubleLE, values_.close_to_positive_zero, 0.0); -} - -// Tests the cases where DoubleLE() should fail. -TEST_F(DoubleTest, DoubleLEFails) { - // When val1 is greater than val2 by a large margin, - EXPECT_NONFATAL_FAILURE(EXPECT_PRED_FORMAT2(DoubleLE, 2.0, 1.0), - "(2.0) <= (1.0)"); - - // or by a small yet non-negligible margin, - EXPECT_NONFATAL_FAILURE({ // NOLINT - EXPECT_PRED_FORMAT2(DoubleLE, values_.further_from_one, 1.0); - }, "(values_.further_from_one) <= (1.0)"); - -#if !GTEST_OS_SYMBIAN && !defined(__BORLANDC__) - // Nokia's STLport crashes if we try to output infinity or NaN. - // C++Builder gives bad results for ordered comparisons involving NaNs - // due to compiler bugs. - EXPECT_NONFATAL_FAILURE({ // NOLINT - EXPECT_PRED_FORMAT2(DoubleLE, values_.nan1, values_.infinity); - }, "(values_.nan1) <= (values_.infinity)"); - EXPECT_NONFATAL_FAILURE({ // NOLINT - EXPECT_PRED_FORMAT2(DoubleLE, -values_.infinity, values_.nan1); - }, " (-values_.infinity) <= (values_.nan1)"); - EXPECT_FATAL_FAILURE({ // NOLINT - ASSERT_PRED_FORMAT2(DoubleLE, values_.nan1, values_.nan1); - }, "(values_.nan1) <= (values_.nan1)"); -#endif // !GTEST_OS_SYMBIAN && !defined(__BORLANDC__) -} - - -// Verifies that a test or test case whose name starts with DISABLED_ is -// not run. - -// A test whose name starts with DISABLED_. -// Should not run. -TEST(DisabledTest, DISABLED_TestShouldNotRun) { - FAIL() << "Unexpected failure: Disabled test should not be run."; -} - -// A test whose name does not start with DISABLED_. -// Should run. -TEST(DisabledTest, NotDISABLED_TestShouldRun) { - EXPECT_EQ(1, 1); -} - -// A test case whose name starts with DISABLED_. -// Should not run. -TEST(DISABLED_TestCase, TestShouldNotRun) { - FAIL() << "Unexpected failure: Test in disabled test case should not be run."; -} - -// A test case and test whose names start with DISABLED_. -// Should not run. -TEST(DISABLED_TestCase, DISABLED_TestShouldNotRun) { - FAIL() << "Unexpected failure: Test in disabled test case should not be run."; -} - -// Check that when all tests in a test case are disabled, SetUpTestCase() and -// TearDownTestCase() are not called. -class DisabledTestsTest : public Test { - protected: - static void SetUpTestCase() { - FAIL() << "Unexpected failure: All tests disabled in test case. " - "SetUpTestCase() should not be called."; - } - - static void TearDownTestCase() { - FAIL() << "Unexpected failure: All tests disabled in test case. " - "TearDownTestCase() should not be called."; - } -}; - -TEST_F(DisabledTestsTest, DISABLED_TestShouldNotRun_1) { - FAIL() << "Unexpected failure: Disabled test should not be run."; -} - -TEST_F(DisabledTestsTest, DISABLED_TestShouldNotRun_2) { - FAIL() << "Unexpected failure: Disabled test should not be run."; -} - -// Tests that disabled typed tests aren't run. - -#if GTEST_HAS_TYPED_TEST - -template <typename T> -class TypedTest : public Test { -}; - -typedef testing::Types<int, double> NumericTypes; -TYPED_TEST_CASE(TypedTest, NumericTypes); - -TYPED_TEST(TypedTest, DISABLED_ShouldNotRun) { - FAIL() << "Unexpected failure: Disabled typed test should not run."; -} - -template <typename T> -class DISABLED_TypedTest : public Test { -}; - -TYPED_TEST_CASE(DISABLED_TypedTest, NumericTypes); - -TYPED_TEST(DISABLED_TypedTest, ShouldNotRun) { - FAIL() << "Unexpected failure: Disabled typed test should not run."; -} - -#endif // GTEST_HAS_TYPED_TEST - -// Tests that disabled type-parameterized tests aren't run. - -#if GTEST_HAS_TYPED_TEST_P - -template <typename T> -class TypedTestP : public Test { -}; - -TYPED_TEST_CASE_P(TypedTestP); - -TYPED_TEST_P(TypedTestP, DISABLED_ShouldNotRun) { - FAIL() << "Unexpected failure: " - << "Disabled type-parameterized test should not run."; -} - -REGISTER_TYPED_TEST_CASE_P(TypedTestP, DISABLED_ShouldNotRun); - -INSTANTIATE_TYPED_TEST_CASE_P(My, TypedTestP, NumericTypes); - -template <typename T> -class DISABLED_TypedTestP : public Test { -}; - -TYPED_TEST_CASE_P(DISABLED_TypedTestP); - -TYPED_TEST_P(DISABLED_TypedTestP, ShouldNotRun) { - FAIL() << "Unexpected failure: " - << "Disabled type-parameterized test should not run."; -} - -REGISTER_TYPED_TEST_CASE_P(DISABLED_TypedTestP, ShouldNotRun); - -INSTANTIATE_TYPED_TEST_CASE_P(My, DISABLED_TypedTestP, NumericTypes); - -#endif // GTEST_HAS_TYPED_TEST_P - -// Tests that assertion macros evaluate their arguments exactly once. - -class SingleEvaluationTest : public Test { - public: // Must be public and not protected due to a bug in g++ 3.4.2. - // This helper function is needed by the FailedASSERT_STREQ test - // below. It's public to work around C++Builder's bug with scoping local - // classes. - static void CompareAndIncrementCharPtrs() { - ASSERT_STREQ(p1_++, p2_++); - } - - // This helper function is needed by the FailedASSERT_NE test below. It's - // public to work around C++Builder's bug with scoping local classes. - static void CompareAndIncrementInts() { - ASSERT_NE(a_++, b_++); - } - - protected: - SingleEvaluationTest() { - p1_ = s1_; - p2_ = s2_; - a_ = 0; - b_ = 0; - } - - static const char* const s1_; - static const char* const s2_; - static const char* p1_; - static const char* p2_; - - static int a_; - static int b_; -}; - -const char* const SingleEvaluationTest::s1_ = "01234"; -const char* const SingleEvaluationTest::s2_ = "abcde"; -const char* SingleEvaluationTest::p1_; -const char* SingleEvaluationTest::p2_; -int SingleEvaluationTest::a_; -int SingleEvaluationTest::b_; - -// Tests that when ASSERT_STREQ fails, it evaluates its arguments -// exactly once. -TEST_F(SingleEvaluationTest, FailedASSERT_STREQ) { - EXPECT_FATAL_FAILURE(SingleEvaluationTest::CompareAndIncrementCharPtrs(), - "p2_++"); - EXPECT_EQ(s1_ + 1, p1_); - EXPECT_EQ(s2_ + 1, p2_); -} - -// Tests that string assertion arguments are evaluated exactly once. -TEST_F(SingleEvaluationTest, ASSERT_STR) { - // successful EXPECT_STRNE - EXPECT_STRNE(p1_++, p2_++); - EXPECT_EQ(s1_ + 1, p1_); - EXPECT_EQ(s2_ + 1, p2_); - - // failed EXPECT_STRCASEEQ - EXPECT_NONFATAL_FAILURE(EXPECT_STRCASEEQ(p1_++, p2_++), - "Ignoring case"); - EXPECT_EQ(s1_ + 2, p1_); - EXPECT_EQ(s2_ + 2, p2_); -} - -// Tests that when ASSERT_NE fails, it evaluates its arguments exactly -// once. -TEST_F(SingleEvaluationTest, FailedASSERT_NE) { - EXPECT_FATAL_FAILURE(SingleEvaluationTest::CompareAndIncrementInts(), - "(a_++) != (b_++)"); - EXPECT_EQ(1, a_); - EXPECT_EQ(1, b_); -} - -// Tests that assertion arguments are evaluated exactly once. -TEST_F(SingleEvaluationTest, OtherCases) { - // successful EXPECT_TRUE - EXPECT_TRUE(0 == a_++); // NOLINT - EXPECT_EQ(1, a_); - - // failed EXPECT_TRUE - EXPECT_NONFATAL_FAILURE(EXPECT_TRUE(-1 == a_++), "-1 == a_++"); - EXPECT_EQ(2, a_); - - // successful EXPECT_GT - EXPECT_GT(a_++, b_++); - EXPECT_EQ(3, a_); - EXPECT_EQ(1, b_); - - // failed EXPECT_LT - EXPECT_NONFATAL_FAILURE(EXPECT_LT(a_++, b_++), "(a_++) < (b_++)"); - EXPECT_EQ(4, a_); - EXPECT_EQ(2, b_); - - // successful ASSERT_TRUE - ASSERT_TRUE(0 < a_++); // NOLINT - EXPECT_EQ(5, a_); - - // successful ASSERT_GT - ASSERT_GT(a_++, b_++); - EXPECT_EQ(6, a_); - EXPECT_EQ(3, b_); -} - -#if GTEST_HAS_EXCEPTIONS - -void ThrowAnInteger() { - throw 1; -} - -// Tests that assertion arguments are evaluated exactly once. -TEST_F(SingleEvaluationTest, ExceptionTests) { - // successful EXPECT_THROW - EXPECT_THROW({ // NOLINT - a_++; - ThrowAnInteger(); - }, int); - EXPECT_EQ(1, a_); - - // failed EXPECT_THROW, throws different - EXPECT_NONFATAL_FAILURE(EXPECT_THROW({ // NOLINT - a_++; - ThrowAnInteger(); - }, bool), "throws a different type"); - EXPECT_EQ(2, a_); - - // failed EXPECT_THROW, throws nothing - EXPECT_NONFATAL_FAILURE(EXPECT_THROW(a_++, bool), "throws nothing"); - EXPECT_EQ(3, a_); - - // successful EXPECT_NO_THROW - EXPECT_NO_THROW(a_++); - EXPECT_EQ(4, a_); - - // failed EXPECT_NO_THROW - EXPECT_NONFATAL_FAILURE(EXPECT_NO_THROW({ // NOLINT - a_++; - ThrowAnInteger(); - }), "it throws"); - EXPECT_EQ(5, a_); - - // successful EXPECT_ANY_THROW - EXPECT_ANY_THROW({ // NOLINT - a_++; - ThrowAnInteger(); - }); - EXPECT_EQ(6, a_); - - // failed EXPECT_ANY_THROW - EXPECT_NONFATAL_FAILURE(EXPECT_ANY_THROW(a_++), "it doesn't"); - EXPECT_EQ(7, a_); -} - -#endif // GTEST_HAS_EXCEPTIONS - -// Tests {ASSERT|EXPECT}_NO_FATAL_FAILURE. -class NoFatalFailureTest : public Test { - protected: - void Succeeds() {} - void FailsNonFatal() { - ADD_FAILURE() << "some non-fatal failure"; - } - void Fails() { - FAIL() << "some fatal failure"; - } - - void DoAssertNoFatalFailureOnFails() { - ASSERT_NO_FATAL_FAILURE(Fails()); - ADD_FAILURE() << "should not reach here."; - } - - void DoExpectNoFatalFailureOnFails() { - EXPECT_NO_FATAL_FAILURE(Fails()); - ADD_FAILURE() << "other failure"; - } -}; - -TEST_F(NoFatalFailureTest, NoFailure) { - EXPECT_NO_FATAL_FAILURE(Succeeds()); - ASSERT_NO_FATAL_FAILURE(Succeeds()); -} - -TEST_F(NoFatalFailureTest, NonFatalIsNoFailure) { - EXPECT_NONFATAL_FAILURE( - EXPECT_NO_FATAL_FAILURE(FailsNonFatal()), - "some non-fatal failure"); - EXPECT_NONFATAL_FAILURE( - ASSERT_NO_FATAL_FAILURE(FailsNonFatal()), - "some non-fatal failure"); -} - -TEST_F(NoFatalFailureTest, AssertNoFatalFailureOnFatalFailure) { - TestPartResultArray gtest_failures; - { - ScopedFakeTestPartResultReporter gtest_reporter(>est_failures); - DoAssertNoFatalFailureOnFails(); - } - ASSERT_EQ(2, gtest_failures.size()); - EXPECT_EQ(TestPartResult::kFatalFailure, - gtest_failures.GetTestPartResult(0).type()); - EXPECT_EQ(TestPartResult::kFatalFailure, - gtest_failures.GetTestPartResult(1).type()); - EXPECT_PRED_FORMAT2(testing::IsSubstring, "some fatal failure", - gtest_failures.GetTestPartResult(0).message()); - EXPECT_PRED_FORMAT2(testing::IsSubstring, "it does", - gtest_failures.GetTestPartResult(1).message()); -} - -TEST_F(NoFatalFailureTest, ExpectNoFatalFailureOnFatalFailure) { - TestPartResultArray gtest_failures; - { - ScopedFakeTestPartResultReporter gtest_reporter(>est_failures); - DoExpectNoFatalFailureOnFails(); - } - ASSERT_EQ(3, gtest_failures.size()); - EXPECT_EQ(TestPartResult::kFatalFailure, - gtest_failures.GetTestPartResult(0).type()); - EXPECT_EQ(TestPartResult::kNonFatalFailure, - gtest_failures.GetTestPartResult(1).type()); - EXPECT_EQ(TestPartResult::kNonFatalFailure, - gtest_failures.GetTestPartResult(2).type()); - EXPECT_PRED_FORMAT2(testing::IsSubstring, "some fatal failure", - gtest_failures.GetTestPartResult(0).message()); - EXPECT_PRED_FORMAT2(testing::IsSubstring, "it does", - gtest_failures.GetTestPartResult(1).message()); - EXPECT_PRED_FORMAT2(testing::IsSubstring, "other failure", - gtest_failures.GetTestPartResult(2).message()); -} - -TEST_F(NoFatalFailureTest, MessageIsStreamable) { - TestPartResultArray gtest_failures; - { - ScopedFakeTestPartResultReporter gtest_reporter(>est_failures); - EXPECT_NO_FATAL_FAILURE(FAIL() << "foo") << "my message"; - } - ASSERT_EQ(2, gtest_failures.size()); - EXPECT_EQ(TestPartResult::kNonFatalFailure, - gtest_failures.GetTestPartResult(0).type()); - EXPECT_EQ(TestPartResult::kNonFatalFailure, - gtest_failures.GetTestPartResult(1).type()); - EXPECT_PRED_FORMAT2(testing::IsSubstring, "foo", - gtest_failures.GetTestPartResult(0).message()); - EXPECT_PRED_FORMAT2(testing::IsSubstring, "my message", - gtest_failures.GetTestPartResult(1).message()); -} - -// Tests non-string assertions. - -std::string EditsToString(const std::vector<EditType>& edits) { - std::string out; - for (size_t i = 0; i < edits.size(); ++i) { - static const char kEdits[] = " +-/"; - out.append(1, kEdits[edits[i]]); - } - return out; -} - -std::vector<size_t> CharsToIndices(const std::string& str) { - std::vector<size_t> out; - for (size_t i = 0; i < str.size(); ++i) { - out.push_back(str[i]); - } - return out; -} - -std::vector<std::string> CharsToLines(const std::string& str) { - std::vector<std::string> out; - for (size_t i = 0; i < str.size(); ++i) { - out.push_back(str.substr(i, 1)); - } - return out; -} - -TEST(EditDistance, TestCases) { - struct Case { - int line; - const char* left; - const char* right; - const char* expected_edits; - const char* expected_diff; - }; - static const Case kCases[] = { - // No change. - {__LINE__, "A", "A", " ", ""}, - {__LINE__, "ABCDE", "ABCDE", " ", ""}, - // Simple adds. - {__LINE__, "X", "XA", " +", "@@ +1,2 @@\n X\n+A\n"}, - {__LINE__, "X", "XABCD", " ++++", "@@ +1,5 @@\n X\n+A\n+B\n+C\n+D\n"}, - // Simple removes. - {__LINE__, "XA", "X", " -", "@@ -1,2 @@\n X\n-A\n"}, - {__LINE__, "XABCD", "X", " ----", "@@ -1,5 @@\n X\n-A\n-B\n-C\n-D\n"}, - // Simple replaces. - {__LINE__, "A", "a", "/", "@@ -1,1 +1,1 @@\n-A\n+a\n"}, - {__LINE__, "ABCD", "abcd", "////", - "@@ -1,4 +1,4 @@\n-A\n-B\n-C\n-D\n+a\n+b\n+c\n+d\n"}, - // Path finding. - {__LINE__, "ABCDEFGH", "ABXEGH1", " -/ - +", - "@@ -1,8 +1,7 @@\n A\n B\n-C\n-D\n+X\n E\n-F\n G\n H\n+1\n"}, - {__LINE__, "AAAABCCCC", "ABABCDCDC", "- / + / ", - "@@ -1,9 +1,9 @@\n-A\n A\n-A\n+B\n A\n B\n C\n+D\n C\n-C\n+D\n C\n"}, - {__LINE__, "ABCDE", "BCDCD", "- +/", - "@@ -1,5 +1,5 @@\n-A\n B\n C\n D\n-E\n+C\n+D\n"}, - {__LINE__, "ABCDEFGHIJKL", "BCDCDEFGJKLJK", "- ++ -- ++", - "@@ -1,4 +1,5 @@\n-A\n B\n+C\n+D\n C\n D\n" - "@@ -6,7 +7,7 @@\n F\n G\n-H\n-I\n J\n K\n L\n+J\n+K\n"}, - {}}; - for (const Case* c = kCases; c->left; ++c) { - EXPECT_TRUE(c->expected_edits == - EditsToString(CalculateOptimalEdits(CharsToIndices(c->left), - CharsToIndices(c->right)))) - << "Left <" << c->left << "> Right <" << c->right << "> Edits <" - << EditsToString(CalculateOptimalEdits( - CharsToIndices(c->left), CharsToIndices(c->right))) << ">"; - EXPECT_TRUE(c->expected_diff == CreateUnifiedDiff(CharsToLines(c->left), - CharsToLines(c->right))) - << "Left <" << c->left << "> Right <" << c->right << "> Diff <" - << CreateUnifiedDiff(CharsToLines(c->left), CharsToLines(c->right)) - << ">"; - } -} - -// Tests EqFailure(), used for implementing *EQ* assertions. -TEST(AssertionTest, EqFailure) { - const std::string foo_val("5"), bar_val("6"); - const std::string msg1( - EqFailure("foo", "bar", foo_val, bar_val, false) - .failure_message()); - EXPECT_STREQ( - "Expected equality of these values:\n" - " foo\n" - " Which is: 5\n" - " bar\n" - " Which is: 6", - msg1.c_str()); - - const std::string msg2( - EqFailure("foo", "6", foo_val, bar_val, false) - .failure_message()); - EXPECT_STREQ( - "Expected equality of these values:\n" - " foo\n" - " Which is: 5\n" - " 6", - msg2.c_str()); - - const std::string msg3( - EqFailure("5", "bar", foo_val, bar_val, false) - .failure_message()); - EXPECT_STREQ( - "Expected equality of these values:\n" - " 5\n" - " bar\n" - " Which is: 6", - msg3.c_str()); - - const std::string msg4( - EqFailure("5", "6", foo_val, bar_val, false).failure_message()); - EXPECT_STREQ( - "Expected equality of these values:\n" - " 5\n" - " 6", - msg4.c_str()); - - const std::string msg5( - EqFailure("foo", "bar", - std::string("\"x\""), std::string("\"y\""), - true).failure_message()); - EXPECT_STREQ( - "Expected equality of these values:\n" - " foo\n" - " Which is: \"x\"\n" - " bar\n" - " Which is: \"y\"\n" - "Ignoring case", - msg5.c_str()); -} - -TEST(AssertionTest, EqFailureWithDiff) { - const std::string left( - "1\\n2XXX\\n3\\n5\\n6\\n7\\n8\\n9\\n10\\n11\\n12XXX\\n13\\n14\\n15"); - const std::string right( - "1\\n2\\n3\\n4\\n5\\n6\\n7\\n8\\n9\\n11\\n12\\n13\\n14"); - const std::string msg1( - EqFailure("left", "right", left, right, false).failure_message()); - EXPECT_STREQ( - "Expected equality of these values:\n" - " left\n" - " Which is: " - "1\\n2XXX\\n3\\n5\\n6\\n7\\n8\\n9\\n10\\n11\\n12XXX\\n13\\n14\\n15\n" - " right\n" - " Which is: 1\\n2\\n3\\n4\\n5\\n6\\n7\\n8\\n9\\n11\\n12\\n13\\n14\n" - "With diff:\n@@ -1,5 +1,6 @@\n 1\n-2XXX\n+2\n 3\n+4\n 5\n 6\n" - "@@ -7,8 +8,6 @@\n 8\n 9\n-10\n 11\n-12XXX\n+12\n 13\n 14\n-15\n", - msg1.c_str()); -} - -// Tests AppendUserMessage(), used for implementing the *EQ* macros. -TEST(AssertionTest, AppendUserMessage) { - const std::string foo("foo"); - - Message msg; - EXPECT_STREQ("foo", - AppendUserMessage(foo, msg).c_str()); - - msg << "bar"; - EXPECT_STREQ("foo\nbar", - AppendUserMessage(foo, msg).c_str()); -} - -#ifdef __BORLANDC__ -// Silences warnings: "Condition is always true", "Unreachable code" -# pragma option push -w-ccc -w-rch -#endif - -// Tests ASSERT_TRUE. -TEST(AssertionTest, ASSERT_TRUE) { - ASSERT_TRUE(2 > 1); // NOLINT - EXPECT_FATAL_FAILURE(ASSERT_TRUE(2 < 1), - "2 < 1"); -} - -// Tests ASSERT_TRUE(predicate) for predicates returning AssertionResult. -TEST(AssertionTest, AssertTrueWithAssertionResult) { - ASSERT_TRUE(ResultIsEven(2)); -#ifndef __BORLANDC__ - // ICE's in C++Builder. - EXPECT_FATAL_FAILURE(ASSERT_TRUE(ResultIsEven(3)), - "Value of: ResultIsEven(3)\n" - " Actual: false (3 is odd)\n" - "Expected: true"); -#endif - ASSERT_TRUE(ResultIsEvenNoExplanation(2)); - EXPECT_FATAL_FAILURE(ASSERT_TRUE(ResultIsEvenNoExplanation(3)), - "Value of: ResultIsEvenNoExplanation(3)\n" - " Actual: false (3 is odd)\n" - "Expected: true"); -} - -// Tests ASSERT_FALSE. -TEST(AssertionTest, ASSERT_FALSE) { - ASSERT_FALSE(2 < 1); // NOLINT - EXPECT_FATAL_FAILURE(ASSERT_FALSE(2 > 1), - "Value of: 2 > 1\n" - " Actual: true\n" - "Expected: false"); -} - -// Tests ASSERT_FALSE(predicate) for predicates returning AssertionResult. -TEST(AssertionTest, AssertFalseWithAssertionResult) { - ASSERT_FALSE(ResultIsEven(3)); -#ifndef __BORLANDC__ - // ICE's in C++Builder. - EXPECT_FATAL_FAILURE(ASSERT_FALSE(ResultIsEven(2)), - "Value of: ResultIsEven(2)\n" - " Actual: true (2 is even)\n" - "Expected: false"); -#endif - ASSERT_FALSE(ResultIsEvenNoExplanation(3)); - EXPECT_FATAL_FAILURE(ASSERT_FALSE(ResultIsEvenNoExplanation(2)), - "Value of: ResultIsEvenNoExplanation(2)\n" - " Actual: true\n" - "Expected: false"); -} - -#ifdef __BORLANDC__ -// Restores warnings after previous "#pragma option push" suppressed them -# pragma option pop -#endif - -// Tests using ASSERT_EQ on double values. The purpose is to make -// sure that the specialization we did for integer and anonymous enums -// isn't used for double arguments. -TEST(ExpectTest, ASSERT_EQ_Double) { - // A success. - ASSERT_EQ(5.6, 5.6); - - // A failure. - EXPECT_FATAL_FAILURE(ASSERT_EQ(5.1, 5.2), - "5.1"); -} - -// Tests ASSERT_EQ. -TEST(AssertionTest, ASSERT_EQ) { - ASSERT_EQ(5, 2 + 3); - EXPECT_FATAL_FAILURE(ASSERT_EQ(5, 2*3), - "Expected equality of these values:\n" - " 5\n" - " 2*3\n" - " Which is: 6"); -} - -// Tests ASSERT_EQ(NULL, pointer). -#if GTEST_CAN_COMPARE_NULL -TEST(AssertionTest, ASSERT_EQ_NULL) { - // A success. - const char* p = NULL; - // Some older GCC versions may issue a spurious warning in this or the next - // assertion statement. This warning should not be suppressed with - // static_cast since the test verifies the ability to use bare NULL as the - // expected parameter to the macro. - ASSERT_EQ(NULL, p); - - // A failure. - static int n = 0; - EXPECT_FATAL_FAILURE(ASSERT_EQ(NULL, &n), - " &n\n Which is:"); -} -#endif // GTEST_CAN_COMPARE_NULL - -// Tests ASSERT_EQ(0, non_pointer). Since the literal 0 can be -// treated as a null pointer by the compiler, we need to make sure -// that ASSERT_EQ(0, non_pointer) isn't interpreted by Google Test as -// ASSERT_EQ(static_cast<void*>(NULL), non_pointer). -TEST(ExpectTest, ASSERT_EQ_0) { - int n = 0; - - // A success. - ASSERT_EQ(0, n); - - // A failure. - EXPECT_FATAL_FAILURE(ASSERT_EQ(0, 5.6), - " 0\n 5.6"); -} - -// Tests ASSERT_NE. -TEST(AssertionTest, ASSERT_NE) { - ASSERT_NE(6, 7); - EXPECT_FATAL_FAILURE(ASSERT_NE('a', 'a'), - "Expected: ('a') != ('a'), " - "actual: 'a' (97, 0x61) vs 'a' (97, 0x61)"); -} - -// Tests ASSERT_LE. -TEST(AssertionTest, ASSERT_LE) { - ASSERT_LE(2, 3); - ASSERT_LE(2, 2); - EXPECT_FATAL_FAILURE(ASSERT_LE(2, 0), - "Expected: (2) <= (0), actual: 2 vs 0"); -} - -// Tests ASSERT_LT. -TEST(AssertionTest, ASSERT_LT) { - ASSERT_LT(2, 3); - EXPECT_FATAL_FAILURE(ASSERT_LT(2, 2), - "Expected: (2) < (2), actual: 2 vs 2"); -} - -// Tests ASSERT_GE. -TEST(AssertionTest, ASSERT_GE) { - ASSERT_GE(2, 1); - ASSERT_GE(2, 2); - EXPECT_FATAL_FAILURE(ASSERT_GE(2, 3), - "Expected: (2) >= (3), actual: 2 vs 3"); -} - -// Tests ASSERT_GT. -TEST(AssertionTest, ASSERT_GT) { - ASSERT_GT(2, 1); - EXPECT_FATAL_FAILURE(ASSERT_GT(2, 2), - "Expected: (2) > (2), actual: 2 vs 2"); -} - -#if GTEST_HAS_EXCEPTIONS - -void ThrowNothing() {} - -// Tests ASSERT_THROW. -TEST(AssertionTest, ASSERT_THROW) { - ASSERT_THROW(ThrowAnInteger(), int); - -# ifndef __BORLANDC__ - - // ICE's in C++Builder 2007 and 2009. - EXPECT_FATAL_FAILURE( - ASSERT_THROW(ThrowAnInteger(), bool), - "Expected: ThrowAnInteger() throws an exception of type bool.\n" - " Actual: it throws a different type."); -# endif - - EXPECT_FATAL_FAILURE( - ASSERT_THROW(ThrowNothing(), bool), - "Expected: ThrowNothing() throws an exception of type bool.\n" - " Actual: it throws nothing."); -} - -// Tests ASSERT_NO_THROW. -TEST(AssertionTest, ASSERT_NO_THROW) { - ASSERT_NO_THROW(ThrowNothing()); - EXPECT_FATAL_FAILURE(ASSERT_NO_THROW(ThrowAnInteger()), - "Expected: ThrowAnInteger() doesn't throw an exception." - "\n Actual: it throws."); -} - -// Tests ASSERT_ANY_THROW. -TEST(AssertionTest, ASSERT_ANY_THROW) { - ASSERT_ANY_THROW(ThrowAnInteger()); - EXPECT_FATAL_FAILURE( - ASSERT_ANY_THROW(ThrowNothing()), - "Expected: ThrowNothing() throws an exception.\n" - " Actual: it doesn't."); -} - -#endif // GTEST_HAS_EXCEPTIONS - -// Makes sure we deal with the precedence of <<. This test should -// compile. -TEST(AssertionTest, AssertPrecedence) { - ASSERT_EQ(1 < 2, true); - bool false_value = false; - ASSERT_EQ(true && false_value, false); -} - -// A subroutine used by the following test. -void TestEq1(int x) { - ASSERT_EQ(1, x); -} - -// Tests calling a test subroutine that's not part of a fixture. -TEST(AssertionTest, NonFixtureSubroutine) { - EXPECT_FATAL_FAILURE(TestEq1(2), - " x\n Which is: 2"); -} - -// An uncopyable class. -class Uncopyable { - public: - explicit Uncopyable(int a_value) : value_(a_value) {} - - int value() const { return value_; } - bool operator==(const Uncopyable& rhs) const { - return value() == rhs.value(); - } - private: - // This constructor deliberately has no implementation, as we don't - // want this class to be copyable. - Uncopyable(const Uncopyable&); // NOLINT - - int value_; -}; - -::std::ostream& operator<<(::std::ostream& os, const Uncopyable& value) { - return os << value.value(); -} - - -bool IsPositiveUncopyable(const Uncopyable& x) { - return x.value() > 0; -} - -// A subroutine used by the following test. -void TestAssertNonPositive() { - Uncopyable y(-1); - ASSERT_PRED1(IsPositiveUncopyable, y); -} -// A subroutine used by the following test. -void TestAssertEqualsUncopyable() { - Uncopyable x(5); - Uncopyable y(-1); - ASSERT_EQ(x, y); -} - -// Tests that uncopyable objects can be used in assertions. -TEST(AssertionTest, AssertWorksWithUncopyableObject) { - Uncopyable x(5); - ASSERT_PRED1(IsPositiveUncopyable, x); - ASSERT_EQ(x, x); - EXPECT_FATAL_FAILURE(TestAssertNonPositive(), - "IsPositiveUncopyable(y) evaluates to false, where\ny evaluates to -1"); - EXPECT_FATAL_FAILURE(TestAssertEqualsUncopyable(), - "Expected equality of these values:\n" - " x\n Which is: 5\n y\n Which is: -1"); -} - -// Tests that uncopyable objects can be used in expects. -TEST(AssertionTest, ExpectWorksWithUncopyableObject) { - Uncopyable x(5); - EXPECT_PRED1(IsPositiveUncopyable, x); - Uncopyable y(-1); - EXPECT_NONFATAL_FAILURE(EXPECT_PRED1(IsPositiveUncopyable, y), - "IsPositiveUncopyable(y) evaluates to false, where\ny evaluates to -1"); - EXPECT_EQ(x, x); - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(x, y), - "Expected equality of these values:\n" - " x\n Which is: 5\n y\n Which is: -1"); -} - -enum NamedEnum { - kE1 = 0, - kE2 = 1 -}; - -TEST(AssertionTest, NamedEnum) { - EXPECT_EQ(kE1, kE1); - EXPECT_LT(kE1, kE2); - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(kE1, kE2), "Which is: 0"); - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(kE1, kE2), "Which is: 1"); -} - -// The version of gcc used in XCode 2.2 has a bug and doesn't allow -// anonymous enums in assertions. Therefore the following test is not -// done on Mac. -// Sun Studio and HP aCC also reject this code. -#if !GTEST_OS_MAC && !defined(__SUNPRO_CC) && !defined(__HP_aCC) - -// Tests using assertions with anonymous enums. -enum { - kCaseA = -1, - -# if GTEST_OS_LINUX - - // We want to test the case where the size of the anonymous enum is - // larger than sizeof(int), to make sure our implementation of the - // assertions doesn't truncate the enums. However, MSVC - // (incorrectly) doesn't allow an enum value to exceed the range of - // an int, so this has to be conditionally compiled. - // - // On Linux, kCaseB and kCaseA have the same value when truncated to - // int size. We want to test whether this will confuse the - // assertions. - kCaseB = testing::internal::kMaxBiggestInt, - -# else - - kCaseB = INT_MAX, - -# endif // GTEST_OS_LINUX - - kCaseC = 42 -}; - -TEST(AssertionTest, AnonymousEnum) { -# if GTEST_OS_LINUX - - EXPECT_EQ(static_cast<int>(kCaseA), static_cast<int>(kCaseB)); - -# endif // GTEST_OS_LINUX - - EXPECT_EQ(kCaseA, kCaseA); - EXPECT_NE(kCaseA, kCaseB); - EXPECT_LT(kCaseA, kCaseB); - EXPECT_LE(kCaseA, kCaseB); - EXPECT_GT(kCaseB, kCaseA); - EXPECT_GE(kCaseA, kCaseA); - EXPECT_NONFATAL_FAILURE(EXPECT_GE(kCaseA, kCaseB), - "(kCaseA) >= (kCaseB)"); - EXPECT_NONFATAL_FAILURE(EXPECT_GE(kCaseA, kCaseC), - "-1 vs 42"); - - ASSERT_EQ(kCaseA, kCaseA); - ASSERT_NE(kCaseA, kCaseB); - ASSERT_LT(kCaseA, kCaseB); - ASSERT_LE(kCaseA, kCaseB); - ASSERT_GT(kCaseB, kCaseA); - ASSERT_GE(kCaseA, kCaseA); - -# ifndef __BORLANDC__ - - // ICE's in C++Builder. - EXPECT_FATAL_FAILURE(ASSERT_EQ(kCaseA, kCaseB), - " kCaseB\n Which is: "); - EXPECT_FATAL_FAILURE(ASSERT_EQ(kCaseA, kCaseC), - "\n Which is: 42"); -# endif - - EXPECT_FATAL_FAILURE(ASSERT_EQ(kCaseA, kCaseC), - "\n Which is: -1"); -} - -#endif // !GTEST_OS_MAC && !defined(__SUNPRO_CC) - -#if GTEST_OS_WINDOWS - -static HRESULT UnexpectedHRESULTFailure() { - return E_UNEXPECTED; -} - -static HRESULT OkHRESULTSuccess() { - return S_OK; -} - -static HRESULT FalseHRESULTSuccess() { - return S_FALSE; -} - -// HRESULT assertion tests test both zero and non-zero -// success codes as well as failure message for each. -// -// Windows CE doesn't support message texts. -TEST(HRESULTAssertionTest, EXPECT_HRESULT_SUCCEEDED) { - EXPECT_HRESULT_SUCCEEDED(S_OK); - EXPECT_HRESULT_SUCCEEDED(S_FALSE); - - EXPECT_NONFATAL_FAILURE(EXPECT_HRESULT_SUCCEEDED(UnexpectedHRESULTFailure()), - "Expected: (UnexpectedHRESULTFailure()) succeeds.\n" - " Actual: 0x8000FFFF"); -} - -TEST(HRESULTAssertionTest, ASSERT_HRESULT_SUCCEEDED) { - ASSERT_HRESULT_SUCCEEDED(S_OK); - ASSERT_HRESULT_SUCCEEDED(S_FALSE); - - EXPECT_FATAL_FAILURE(ASSERT_HRESULT_SUCCEEDED(UnexpectedHRESULTFailure()), - "Expected: (UnexpectedHRESULTFailure()) succeeds.\n" - " Actual: 0x8000FFFF"); -} - -TEST(HRESULTAssertionTest, EXPECT_HRESULT_FAILED) { - EXPECT_HRESULT_FAILED(E_UNEXPECTED); - - EXPECT_NONFATAL_FAILURE(EXPECT_HRESULT_FAILED(OkHRESULTSuccess()), - "Expected: (OkHRESULTSuccess()) fails.\n" - " Actual: 0x0"); - EXPECT_NONFATAL_FAILURE(EXPECT_HRESULT_FAILED(FalseHRESULTSuccess()), - "Expected: (FalseHRESULTSuccess()) fails.\n" - " Actual: 0x1"); -} - -TEST(HRESULTAssertionTest, ASSERT_HRESULT_FAILED) { - ASSERT_HRESULT_FAILED(E_UNEXPECTED); - -# ifndef __BORLANDC__ - - // ICE's in C++Builder 2007 and 2009. - EXPECT_FATAL_FAILURE(ASSERT_HRESULT_FAILED(OkHRESULTSuccess()), - "Expected: (OkHRESULTSuccess()) fails.\n" - " Actual: 0x0"); -# endif - - EXPECT_FATAL_FAILURE(ASSERT_HRESULT_FAILED(FalseHRESULTSuccess()), - "Expected: (FalseHRESULTSuccess()) fails.\n" - " Actual: 0x1"); -} - -// Tests that streaming to the HRESULT macros works. -TEST(HRESULTAssertionTest, Streaming) { - EXPECT_HRESULT_SUCCEEDED(S_OK) << "unexpected failure"; - ASSERT_HRESULT_SUCCEEDED(S_OK) << "unexpected failure"; - EXPECT_HRESULT_FAILED(E_UNEXPECTED) << "unexpected failure"; - ASSERT_HRESULT_FAILED(E_UNEXPECTED) << "unexpected failure"; - - EXPECT_NONFATAL_FAILURE( - EXPECT_HRESULT_SUCCEEDED(E_UNEXPECTED) << "expected failure", - "expected failure"); - -# ifndef __BORLANDC__ - - // ICE's in C++Builder 2007 and 2009. - EXPECT_FATAL_FAILURE( - ASSERT_HRESULT_SUCCEEDED(E_UNEXPECTED) << "expected failure", - "expected failure"); -# endif - - EXPECT_NONFATAL_FAILURE( - EXPECT_HRESULT_FAILED(S_OK) << "expected failure", - "expected failure"); - - EXPECT_FATAL_FAILURE( - ASSERT_HRESULT_FAILED(S_OK) << "expected failure", - "expected failure"); -} - -#endif // GTEST_OS_WINDOWS - -#ifdef __BORLANDC__ -// Silences warnings: "Condition is always true", "Unreachable code" -# pragma option push -w-ccc -w-rch -#endif - -// Tests that the assertion macros behave like single statements. -TEST(AssertionSyntaxTest, BasicAssertionsBehavesLikeSingleStatement) { - if (AlwaysFalse()) - ASSERT_TRUE(false) << "This should never be executed; " - "It's a compilation test only."; - - if (AlwaysTrue()) - EXPECT_FALSE(false); - else - ; // NOLINT - - if (AlwaysFalse()) - ASSERT_LT(1, 3); - - if (AlwaysFalse()) - ; // NOLINT - else - EXPECT_GT(3, 2) << ""; -} - -#if GTEST_HAS_EXCEPTIONS -// Tests that the compiler will not complain about unreachable code in the -// EXPECT_THROW/EXPECT_ANY_THROW/EXPECT_NO_THROW macros. -TEST(ExpectThrowTest, DoesNotGenerateUnreachableCodeWarning) { - int n = 0; - - EXPECT_THROW(throw 1, int); - EXPECT_NONFATAL_FAILURE(EXPECT_THROW(n++, int), ""); - EXPECT_NONFATAL_FAILURE(EXPECT_THROW(throw 1, const char*), ""); - EXPECT_NO_THROW(n++); - EXPECT_NONFATAL_FAILURE(EXPECT_NO_THROW(throw 1), ""); - EXPECT_ANY_THROW(throw 1); - EXPECT_NONFATAL_FAILURE(EXPECT_ANY_THROW(n++), ""); -} - -TEST(AssertionSyntaxTest, ExceptionAssertionsBehavesLikeSingleStatement) { - if (AlwaysFalse()) - EXPECT_THROW(ThrowNothing(), bool); - - if (AlwaysTrue()) - EXPECT_THROW(ThrowAnInteger(), int); - else - ; // NOLINT - - if (AlwaysFalse()) - EXPECT_NO_THROW(ThrowAnInteger()); - - if (AlwaysTrue()) - EXPECT_NO_THROW(ThrowNothing()); - else - ; // NOLINT - - if (AlwaysFalse()) - EXPECT_ANY_THROW(ThrowNothing()); - - if (AlwaysTrue()) - EXPECT_ANY_THROW(ThrowAnInteger()); - else - ; // NOLINT -} -#endif // GTEST_HAS_EXCEPTIONS - -TEST(AssertionSyntaxTest, NoFatalFailureAssertionsBehavesLikeSingleStatement) { - if (AlwaysFalse()) - EXPECT_NO_FATAL_FAILURE(FAIL()) << "This should never be executed. " - << "It's a compilation test only."; - else - ; // NOLINT - - if (AlwaysFalse()) - ASSERT_NO_FATAL_FAILURE(FAIL()) << ""; - else - ; // NOLINT - - if (AlwaysTrue()) - EXPECT_NO_FATAL_FAILURE(SUCCEED()); - else - ; // NOLINT - - if (AlwaysFalse()) - ; // NOLINT - else - ASSERT_NO_FATAL_FAILURE(SUCCEED()); -} - -// Tests that the assertion macros work well with switch statements. -TEST(AssertionSyntaxTest, WorksWithSwitch) { - switch (0) { - case 1: - break; - default: - ASSERT_TRUE(true); - } - - switch (0) - case 0: - EXPECT_FALSE(false) << "EXPECT_FALSE failed in switch case"; - - // Binary assertions are implemented using a different code path - // than the Boolean assertions. Hence we test them separately. - switch (0) { - case 1: - default: - ASSERT_EQ(1, 1) << "ASSERT_EQ failed in default switch handler"; - } - - switch (0) - case 0: - EXPECT_NE(1, 2); -} - -#if GTEST_HAS_EXCEPTIONS - -void ThrowAString() { - throw "std::string"; -} - -// Test that the exception assertion macros compile and work with const -// type qualifier. -TEST(AssertionSyntaxTest, WorksWithConst) { - ASSERT_THROW(ThrowAString(), const char*); - - EXPECT_THROW(ThrowAString(), const char*); -} - -#endif // GTEST_HAS_EXCEPTIONS - -} // namespace - -namespace testing { - -// Tests that Google Test tracks SUCCEED*. -TEST(SuccessfulAssertionTest, SUCCEED) { - SUCCEED(); - SUCCEED() << "OK"; - EXPECT_EQ(2, GetUnitTestImpl()->current_test_result()->total_part_count()); -} - -// Tests that Google Test doesn't track successful EXPECT_*. -TEST(SuccessfulAssertionTest, EXPECT) { - EXPECT_TRUE(true); - EXPECT_EQ(0, GetUnitTestImpl()->current_test_result()->total_part_count()); -} - -// Tests that Google Test doesn't track successful EXPECT_STR*. -TEST(SuccessfulAssertionTest, EXPECT_STR) { - EXPECT_STREQ("", ""); - EXPECT_EQ(0, GetUnitTestImpl()->current_test_result()->total_part_count()); -} - -// Tests that Google Test doesn't track successful ASSERT_*. -TEST(SuccessfulAssertionTest, ASSERT) { - ASSERT_TRUE(true); - EXPECT_EQ(0, GetUnitTestImpl()->current_test_result()->total_part_count()); -} - -// Tests that Google Test doesn't track successful ASSERT_STR*. -TEST(SuccessfulAssertionTest, ASSERT_STR) { - ASSERT_STREQ("", ""); - EXPECT_EQ(0, GetUnitTestImpl()->current_test_result()->total_part_count()); -} - -} // namespace testing - -namespace { - -// Tests the message streaming variation of assertions. - -TEST(AssertionWithMessageTest, EXPECT) { - EXPECT_EQ(1, 1) << "This should succeed."; - EXPECT_NONFATAL_FAILURE(EXPECT_NE(1, 1) << "Expected failure #1.", - "Expected failure #1"); - EXPECT_LE(1, 2) << "This should succeed."; - EXPECT_NONFATAL_FAILURE(EXPECT_LT(1, 0) << "Expected failure #2.", - "Expected failure #2."); - EXPECT_GE(1, 0) << "This should succeed."; - EXPECT_NONFATAL_FAILURE(EXPECT_GT(1, 2) << "Expected failure #3.", - "Expected failure #3."); - - EXPECT_STREQ("1", "1") << "This should succeed."; - EXPECT_NONFATAL_FAILURE(EXPECT_STRNE("1", "1") << "Expected failure #4.", - "Expected failure #4."); - EXPECT_STRCASEEQ("a", "A") << "This should succeed."; - EXPECT_NONFATAL_FAILURE(EXPECT_STRCASENE("a", "A") << "Expected failure #5.", - "Expected failure #5."); - - EXPECT_FLOAT_EQ(1, 1) << "This should succeed."; - EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(1, 1.2) << "Expected failure #6.", - "Expected failure #6."); - EXPECT_NEAR(1, 1.1, 0.2) << "This should succeed."; -} - -TEST(AssertionWithMessageTest, ASSERT) { - ASSERT_EQ(1, 1) << "This should succeed."; - ASSERT_NE(1, 2) << "This should succeed."; - ASSERT_LE(1, 2) << "This should succeed."; - ASSERT_LT(1, 2) << "This should succeed."; - ASSERT_GE(1, 0) << "This should succeed."; - EXPECT_FATAL_FAILURE(ASSERT_GT(1, 2) << "Expected failure.", - "Expected failure."); -} - -TEST(AssertionWithMessageTest, ASSERT_STR) { - ASSERT_STREQ("1", "1") << "This should succeed."; - ASSERT_STRNE("1", "2") << "This should succeed."; - ASSERT_STRCASEEQ("a", "A") << "This should succeed."; - EXPECT_FATAL_FAILURE(ASSERT_STRCASENE("a", "A") << "Expected failure.", - "Expected failure."); -} - -TEST(AssertionWithMessageTest, ASSERT_FLOATING) { - ASSERT_FLOAT_EQ(1, 1) << "This should succeed."; - ASSERT_DOUBLE_EQ(1, 1) << "This should succeed."; - EXPECT_FATAL_FAILURE(ASSERT_NEAR(1,1.2, 0.1) << "Expect failure.", // NOLINT - "Expect failure."); - // To work around a bug in gcc 2.95.0, there is intentionally no - // space after the first comma in the previous statement. -} - -// Tests using ASSERT_FALSE with a streamed message. -TEST(AssertionWithMessageTest, ASSERT_FALSE) { - ASSERT_FALSE(false) << "This shouldn't fail."; - EXPECT_FATAL_FAILURE({ // NOLINT - ASSERT_FALSE(true) << "Expected failure: " << 2 << " > " << 1 - << " evaluates to " << true; - }, "Expected failure"); -} - -// Tests using FAIL with a streamed message. -TEST(AssertionWithMessageTest, FAIL) { - EXPECT_FATAL_FAILURE(FAIL() << 0, - "0"); -} - -// Tests using SUCCEED with a streamed message. -TEST(AssertionWithMessageTest, SUCCEED) { - SUCCEED() << "Success == " << 1; -} - -// Tests using ASSERT_TRUE with a streamed message. -TEST(AssertionWithMessageTest, ASSERT_TRUE) { - ASSERT_TRUE(true) << "This should succeed."; - ASSERT_TRUE(true) << true; - EXPECT_FATAL_FAILURE({ // NOLINT - ASSERT_TRUE(false) << static_cast<const char *>(NULL) - << static_cast<char *>(NULL); - }, "(null)(null)"); -} - -#if GTEST_OS_WINDOWS -// Tests using wide strings in assertion messages. -TEST(AssertionWithMessageTest, WideStringMessage) { - EXPECT_NONFATAL_FAILURE({ // NOLINT - EXPECT_TRUE(false) << L"This failure is expected.\x8119"; - }, "This failure is expected."); - EXPECT_FATAL_FAILURE({ // NOLINT - ASSERT_EQ(1, 2) << "This failure is " - << L"expected too.\x8120"; - }, "This failure is expected too."); -} -#endif // GTEST_OS_WINDOWS - -// Tests EXPECT_TRUE. -TEST(ExpectTest, EXPECT_TRUE) { - EXPECT_TRUE(true) << "Intentional success"; - EXPECT_NONFATAL_FAILURE(EXPECT_TRUE(false) << "Intentional failure #1.", - "Intentional failure #1."); - EXPECT_NONFATAL_FAILURE(EXPECT_TRUE(false) << "Intentional failure #2.", - "Intentional failure #2."); - EXPECT_TRUE(2 > 1); // NOLINT - EXPECT_NONFATAL_FAILURE(EXPECT_TRUE(2 < 1), - "Value of: 2 < 1\n" - " Actual: false\n" - "Expected: true"); - EXPECT_NONFATAL_FAILURE(EXPECT_TRUE(2 > 3), - "2 > 3"); -} - -// Tests EXPECT_TRUE(predicate) for predicates returning AssertionResult. -TEST(ExpectTest, ExpectTrueWithAssertionResult) { - EXPECT_TRUE(ResultIsEven(2)); - EXPECT_NONFATAL_FAILURE(EXPECT_TRUE(ResultIsEven(3)), - "Value of: ResultIsEven(3)\n" - " Actual: false (3 is odd)\n" - "Expected: true"); - EXPECT_TRUE(ResultIsEvenNoExplanation(2)); - EXPECT_NONFATAL_FAILURE(EXPECT_TRUE(ResultIsEvenNoExplanation(3)), - "Value of: ResultIsEvenNoExplanation(3)\n" - " Actual: false (3 is odd)\n" - "Expected: true"); -} - -// Tests EXPECT_FALSE with a streamed message. -TEST(ExpectTest, EXPECT_FALSE) { - EXPECT_FALSE(2 < 1); // NOLINT - EXPECT_FALSE(false) << "Intentional success"; - EXPECT_NONFATAL_FAILURE(EXPECT_FALSE(true) << "Intentional failure #1.", - "Intentional failure #1."); - EXPECT_NONFATAL_FAILURE(EXPECT_FALSE(true) << "Intentional failure #2.", - "Intentional failure #2."); - EXPECT_NONFATAL_FAILURE(EXPECT_FALSE(2 > 1), - "Value of: 2 > 1\n" - " Actual: true\n" - "Expected: false"); - EXPECT_NONFATAL_FAILURE(EXPECT_FALSE(2 < 3), - "2 < 3"); -} - -// Tests EXPECT_FALSE(predicate) for predicates returning AssertionResult. -TEST(ExpectTest, ExpectFalseWithAssertionResult) { - EXPECT_FALSE(ResultIsEven(3)); - EXPECT_NONFATAL_FAILURE(EXPECT_FALSE(ResultIsEven(2)), - "Value of: ResultIsEven(2)\n" - " Actual: true (2 is even)\n" - "Expected: false"); - EXPECT_FALSE(ResultIsEvenNoExplanation(3)); - EXPECT_NONFATAL_FAILURE(EXPECT_FALSE(ResultIsEvenNoExplanation(2)), - "Value of: ResultIsEvenNoExplanation(2)\n" - " Actual: true\n" - "Expected: false"); -} - -#ifdef __BORLANDC__ -// Restores warnings after previous "#pragma option push" suppressed them -# pragma option pop -#endif - -// Tests EXPECT_EQ. -TEST(ExpectTest, EXPECT_EQ) { - EXPECT_EQ(5, 2 + 3); - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(5, 2*3), - "Expected equality of these values:\n" - " 5\n" - " 2*3\n" - " Which is: 6"); - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(5, 2 - 3), - "2 - 3"); -} - -// Tests using EXPECT_EQ on double values. The purpose is to make -// sure that the specialization we did for integer and anonymous enums -// isn't used for double arguments. -TEST(ExpectTest, EXPECT_EQ_Double) { - // A success. - EXPECT_EQ(5.6, 5.6); - - // A failure. - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(5.1, 5.2), - "5.1"); -} - -#if GTEST_CAN_COMPARE_NULL -// Tests EXPECT_EQ(NULL, pointer). -TEST(ExpectTest, EXPECT_EQ_NULL) { - // A success. - const char* p = NULL; - // Some older GCC versions may issue a spurious warning in this or the next - // assertion statement. This warning should not be suppressed with - // static_cast since the test verifies the ability to use bare NULL as the - // expected parameter to the macro. - EXPECT_EQ(NULL, p); - - // A failure. - int n = 0; - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(NULL, &n), - " &n\n Which is:"); -} -#endif // GTEST_CAN_COMPARE_NULL - -// Tests EXPECT_EQ(0, non_pointer). Since the literal 0 can be -// treated as a null pointer by the compiler, we need to make sure -// that EXPECT_EQ(0, non_pointer) isn't interpreted by Google Test as -// EXPECT_EQ(static_cast<void*>(NULL), non_pointer). -TEST(ExpectTest, EXPECT_EQ_0) { - int n = 0; - - // A success. - EXPECT_EQ(0, n); - - // A failure. - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(0, 5.6), - " 0\n 5.6"); -} - -// Tests EXPECT_NE. -TEST(ExpectTest, EXPECT_NE) { - EXPECT_NE(6, 7); - - EXPECT_NONFATAL_FAILURE(EXPECT_NE('a', 'a'), - "Expected: ('a') != ('a'), " - "actual: 'a' (97, 0x61) vs 'a' (97, 0x61)"); - EXPECT_NONFATAL_FAILURE(EXPECT_NE(2, 2), - "2"); - char* const p0 = NULL; - EXPECT_NONFATAL_FAILURE(EXPECT_NE(p0, p0), - "p0"); - // Only way to get the Nokia compiler to compile the cast - // is to have a separate void* variable first. Putting - // the two casts on the same line doesn't work, neither does - // a direct C-style to char*. - void* pv1 = (void*)0x1234; // NOLINT - char* const p1 = reinterpret_cast<char*>(pv1); - EXPECT_NONFATAL_FAILURE(EXPECT_NE(p1, p1), - "p1"); -} - -// Tests EXPECT_LE. -TEST(ExpectTest, EXPECT_LE) { - EXPECT_LE(2, 3); - EXPECT_LE(2, 2); - EXPECT_NONFATAL_FAILURE(EXPECT_LE(2, 0), - "Expected: (2) <= (0), actual: 2 vs 0"); - EXPECT_NONFATAL_FAILURE(EXPECT_LE(1.1, 0.9), - "(1.1) <= (0.9)"); -} - -// Tests EXPECT_LT. -TEST(ExpectTest, EXPECT_LT) { - EXPECT_LT(2, 3); - EXPECT_NONFATAL_FAILURE(EXPECT_LT(2, 2), - "Expected: (2) < (2), actual: 2 vs 2"); - EXPECT_NONFATAL_FAILURE(EXPECT_LT(2, 1), - "(2) < (1)"); -} - -// Tests EXPECT_GE. -TEST(ExpectTest, EXPECT_GE) { - EXPECT_GE(2, 1); - EXPECT_GE(2, 2); - EXPECT_NONFATAL_FAILURE(EXPECT_GE(2, 3), - "Expected: (2) >= (3), actual: 2 vs 3"); - EXPECT_NONFATAL_FAILURE(EXPECT_GE(0.9, 1.1), - "(0.9) >= (1.1)"); -} - -// Tests EXPECT_GT. -TEST(ExpectTest, EXPECT_GT) { - EXPECT_GT(2, 1); - EXPECT_NONFATAL_FAILURE(EXPECT_GT(2, 2), - "Expected: (2) > (2), actual: 2 vs 2"); - EXPECT_NONFATAL_FAILURE(EXPECT_GT(2, 3), - "(2) > (3)"); -} - -#if GTEST_HAS_EXCEPTIONS - -// Tests EXPECT_THROW. -TEST(ExpectTest, EXPECT_THROW) { - EXPECT_THROW(ThrowAnInteger(), int); - EXPECT_NONFATAL_FAILURE(EXPECT_THROW(ThrowAnInteger(), bool), - "Expected: ThrowAnInteger() throws an exception of " - "type bool.\n Actual: it throws a different type."); - EXPECT_NONFATAL_FAILURE( - EXPECT_THROW(ThrowNothing(), bool), - "Expected: ThrowNothing() throws an exception of type bool.\n" - " Actual: it throws nothing."); -} - -// Tests EXPECT_NO_THROW. -TEST(ExpectTest, EXPECT_NO_THROW) { - EXPECT_NO_THROW(ThrowNothing()); - EXPECT_NONFATAL_FAILURE(EXPECT_NO_THROW(ThrowAnInteger()), - "Expected: ThrowAnInteger() doesn't throw an " - "exception.\n Actual: it throws."); -} - -// Tests EXPECT_ANY_THROW. -TEST(ExpectTest, EXPECT_ANY_THROW) { - EXPECT_ANY_THROW(ThrowAnInteger()); - EXPECT_NONFATAL_FAILURE( - EXPECT_ANY_THROW(ThrowNothing()), - "Expected: ThrowNothing() throws an exception.\n" - " Actual: it doesn't."); -} - -#endif // GTEST_HAS_EXCEPTIONS - -// Make sure we deal with the precedence of <<. -TEST(ExpectTest, ExpectPrecedence) { - EXPECT_EQ(1 < 2, true); - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(true, true && false), - " true && false\n Which is: false"); -} - - -// Tests the StreamableToString() function. - -// Tests using StreamableToString() on a scalar. -TEST(StreamableToStringTest, Scalar) { - EXPECT_STREQ("5", StreamableToString(5).c_str()); -} - -// Tests using StreamableToString() on a non-char pointer. -TEST(StreamableToStringTest, Pointer) { - int n = 0; - int* p = &n; - EXPECT_STRNE("(null)", StreamableToString(p).c_str()); -} - -// Tests using StreamableToString() on a NULL non-char pointer. -TEST(StreamableToStringTest, NullPointer) { - int* p = NULL; - EXPECT_STREQ("(null)", StreamableToString(p).c_str()); -} - -// Tests using StreamableToString() on a C string. -TEST(StreamableToStringTest, CString) { - EXPECT_STREQ("Foo", StreamableToString("Foo").c_str()); -} - -// Tests using StreamableToString() on a NULL C string. -TEST(StreamableToStringTest, NullCString) { - char* p = NULL; - EXPECT_STREQ("(null)", StreamableToString(p).c_str()); -} - -// Tests using streamable values as assertion messages. - -// Tests using std::string as an assertion message. -TEST(StreamableTest, string) { - static const std::string str( - "This failure message is a std::string, and is expected."); - EXPECT_FATAL_FAILURE(FAIL() << str, - str.c_str()); -} - -// Tests that we can output strings containing embedded NULs. -// Limited to Linux because we can only do this with std::string's. -TEST(StreamableTest, stringWithEmbeddedNUL) { - static const char char_array_with_nul[] = - "Here's a NUL\0 and some more string"; - static const std::string string_with_nul(char_array_with_nul, - sizeof(char_array_with_nul) - - 1); // drops the trailing NUL - EXPECT_FATAL_FAILURE(FAIL() << string_with_nul, - "Here's a NUL\\0 and some more string"); -} - -// Tests that we can output a NUL char. -TEST(StreamableTest, NULChar) { - EXPECT_FATAL_FAILURE({ // NOLINT - FAIL() << "A NUL" << '\0' << " and some more string"; - }, "A NUL\\0 and some more string"); -} - -// Tests using int as an assertion message. -TEST(StreamableTest, int) { - EXPECT_FATAL_FAILURE(FAIL() << 900913, - "900913"); -} - -// Tests using NULL char pointer as an assertion message. -// -// In MSVC, streaming a NULL char * causes access violation. Google Test -// implemented a workaround (substituting "(null)" for NULL). This -// tests whether the workaround works. -TEST(StreamableTest, NullCharPtr) { - EXPECT_FATAL_FAILURE(FAIL() << static_cast<const char*>(NULL), - "(null)"); -} - -// Tests that basic IO manipulators (endl, ends, and flush) can be -// streamed to testing::Message. -TEST(StreamableTest, BasicIoManip) { - EXPECT_FATAL_FAILURE({ // NOLINT - FAIL() << "Line 1." << std::endl - << "A NUL char " << std::ends << std::flush << " in line 2."; - }, "Line 1.\nA NUL char \\0 in line 2."); -} - -// Tests the macros that haven't been covered so far. - -void AddFailureHelper(bool* aborted) { - *aborted = true; - ADD_FAILURE() << "Intentional failure."; - *aborted = false; -} - -// Tests ADD_FAILURE. -TEST(MacroTest, ADD_FAILURE) { - bool aborted = true; - EXPECT_NONFATAL_FAILURE(AddFailureHelper(&aborted), - "Intentional failure."); - EXPECT_FALSE(aborted); -} - -// Tests ADD_FAILURE_AT. -TEST(MacroTest, ADD_FAILURE_AT) { - // Verifies that ADD_FAILURE_AT does generate a nonfatal failure and - // the failure message contains the user-streamed part. - EXPECT_NONFATAL_FAILURE(ADD_FAILURE_AT("foo.cc", 42) << "Wrong!", "Wrong!"); - - // Verifies that the user-streamed part is optional. - EXPECT_NONFATAL_FAILURE(ADD_FAILURE_AT("foo.cc", 42), "Failed"); - - // Unfortunately, we cannot verify that the failure message contains - // the right file path and line number the same way, as - // EXPECT_NONFATAL_FAILURE() doesn't get to see the file path and - // line number. Instead, we do that in gtest_output_test_.cc. -} - -// Tests FAIL. -TEST(MacroTest, FAIL) { - EXPECT_FATAL_FAILURE(FAIL(), - "Failed"); - EXPECT_FATAL_FAILURE(FAIL() << "Intentional failure.", - "Intentional failure."); -} - -// Tests SUCCEED -TEST(MacroTest, SUCCEED) { - SUCCEED(); - SUCCEED() << "Explicit success."; -} - -// Tests for EXPECT_EQ() and ASSERT_EQ(). -// -// These tests fail *intentionally*, s.t. the failure messages can be -// generated and tested. -// -// We have different tests for different argument types. - -// Tests using bool values in {EXPECT|ASSERT}_EQ. -TEST(EqAssertionTest, Bool) { - EXPECT_EQ(true, true); - EXPECT_FATAL_FAILURE({ - bool false_value = false; - ASSERT_EQ(false_value, true); - }, " false_value\n Which is: false\n true"); -} - -// Tests using int values in {EXPECT|ASSERT}_EQ. -TEST(EqAssertionTest, Int) { - ASSERT_EQ(32, 32); - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(32, 33), - " 32\n 33"); -} - -// Tests using time_t values in {EXPECT|ASSERT}_EQ. -TEST(EqAssertionTest, Time_T) { - EXPECT_EQ(static_cast<time_t>(0), - static_cast<time_t>(0)); - EXPECT_FATAL_FAILURE(ASSERT_EQ(static_cast<time_t>(0), - static_cast<time_t>(1234)), - "1234"); -} - -// Tests using char values in {EXPECT|ASSERT}_EQ. -TEST(EqAssertionTest, Char) { - ASSERT_EQ('z', 'z'); - const char ch = 'b'; - EXPECT_NONFATAL_FAILURE(EXPECT_EQ('\0', ch), - " ch\n Which is: 'b'"); - EXPECT_NONFATAL_FAILURE(EXPECT_EQ('a', ch), - " ch\n Which is: 'b'"); -} - -// Tests using wchar_t values in {EXPECT|ASSERT}_EQ. -TEST(EqAssertionTest, WideChar) { - EXPECT_EQ(L'b', L'b'); - - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(L'\0', L'x'), - "Expected equality of these values:\n" - " L'\0'\n" - " Which is: L'\0' (0, 0x0)\n" - " L'x'\n" - " Which is: L'x' (120, 0x78)"); - - static wchar_t wchar; - wchar = L'b'; - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(L'a', wchar), - "wchar"); - wchar = 0x8119; - EXPECT_FATAL_FAILURE(ASSERT_EQ(static_cast<wchar_t>(0x8120), wchar), - " wchar\n Which is: L'"); -} - -// Tests using ::std::string values in {EXPECT|ASSERT}_EQ. -TEST(EqAssertionTest, StdString) { - // Compares a const char* to an std::string that has identical - // content. - ASSERT_EQ("Test", ::std::string("Test")); - - // Compares two identical std::strings. - static const ::std::string str1("A * in the middle"); - static const ::std::string str2(str1); - EXPECT_EQ(str1, str2); - - // Compares a const char* to an std::string that has different - // content - EXPECT_NONFATAL_FAILURE(EXPECT_EQ("Test", ::std::string("test")), - "\"test\""); - - // Compares an std::string to a char* that has different content. - char* const p1 = const_cast<char*>("foo"); - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(::std::string("bar"), p1), - "p1"); - - // Compares two std::strings that have different contents, one of - // which having a NUL character in the middle. This should fail. - static ::std::string str3(str1); - str3.at(2) = '\0'; - EXPECT_FATAL_FAILURE(ASSERT_EQ(str1, str3), - " str3\n Which is: \"A \\0 in the middle\""); -} - -#if GTEST_HAS_STD_WSTRING - -// Tests using ::std::wstring values in {EXPECT|ASSERT}_EQ. -TEST(EqAssertionTest, StdWideString) { - // Compares two identical std::wstrings. - const ::std::wstring wstr1(L"A * in the middle"); - const ::std::wstring wstr2(wstr1); - ASSERT_EQ(wstr1, wstr2); - - // Compares an std::wstring to a const wchar_t* that has identical - // content. - const wchar_t kTestX8119[] = { 'T', 'e', 's', 't', 0x8119, '\0' }; - EXPECT_EQ(::std::wstring(kTestX8119), kTestX8119); - - // Compares an std::wstring to a const wchar_t* that has different - // content. - const wchar_t kTestX8120[] = { 'T', 'e', 's', 't', 0x8120, '\0' }; - EXPECT_NONFATAL_FAILURE({ // NOLINT - EXPECT_EQ(::std::wstring(kTestX8119), kTestX8120); - }, "kTestX8120"); - - // Compares two std::wstrings that have different contents, one of - // which having a NUL character in the middle. - ::std::wstring wstr3(wstr1); - wstr3.at(2) = L'\0'; - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(wstr1, wstr3), - "wstr3"); - - // Compares a wchar_t* to an std::wstring that has different - // content. - EXPECT_FATAL_FAILURE({ // NOLINT - ASSERT_EQ(const_cast<wchar_t*>(L"foo"), ::std::wstring(L"bar")); - }, ""); -} - -#endif // GTEST_HAS_STD_WSTRING - -#if GTEST_HAS_GLOBAL_STRING -// Tests using ::string values in {EXPECT|ASSERT}_EQ. -TEST(EqAssertionTest, GlobalString) { - // Compares a const char* to a ::string that has identical content. - EXPECT_EQ("Test", ::string("Test")); - - // Compares two identical ::strings. - const ::string str1("A * in the middle"); - const ::string str2(str1); - ASSERT_EQ(str1, str2); - - // Compares a ::string to a const char* that has different content. - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(::string("Test"), "test"), - "test"); - - // Compares two ::strings that have different contents, one of which - // having a NUL character in the middle. - ::string str3(str1); - str3.at(2) = '\0'; - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(str1, str3), - "str3"); - - // Compares a ::string to a char* that has different content. - EXPECT_FATAL_FAILURE({ // NOLINT - ASSERT_EQ(::string("bar"), const_cast<char*>("foo")); - }, ""); -} - -#endif // GTEST_HAS_GLOBAL_STRING - -#if GTEST_HAS_GLOBAL_WSTRING - -// Tests using ::wstring values in {EXPECT|ASSERT}_EQ. -TEST(EqAssertionTest, GlobalWideString) { - // Compares two identical ::wstrings. - static const ::wstring wstr1(L"A * in the middle"); - static const ::wstring wstr2(wstr1); - EXPECT_EQ(wstr1, wstr2); - - // Compares a const wchar_t* to a ::wstring that has identical content. - const wchar_t kTestX8119[] = { 'T', 'e', 's', 't', 0x8119, '\0' }; - ASSERT_EQ(kTestX8119, ::wstring(kTestX8119)); - - // Compares a const wchar_t* to a ::wstring that has different - // content. - const wchar_t kTestX8120[] = { 'T', 'e', 's', 't', 0x8120, '\0' }; - EXPECT_NONFATAL_FAILURE({ // NOLINT - EXPECT_EQ(kTestX8120, ::wstring(kTestX8119)); - }, "Test\\x8119"); - - // Compares a wchar_t* to a ::wstring that has different content. - wchar_t* const p1 = const_cast<wchar_t*>(L"foo"); - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(p1, ::wstring(L"bar")), - "bar"); - - // Compares two ::wstrings that have different contents, one of which - // having a NUL character in the middle. - static ::wstring wstr3; - wstr3 = wstr1; - wstr3.at(2) = L'\0'; - EXPECT_FATAL_FAILURE(ASSERT_EQ(wstr1, wstr3), - "wstr3"); -} - -#endif // GTEST_HAS_GLOBAL_WSTRING - -// Tests using char pointers in {EXPECT|ASSERT}_EQ. -TEST(EqAssertionTest, CharPointer) { - char* const p0 = NULL; - // Only way to get the Nokia compiler to compile the cast - // is to have a separate void* variable first. Putting - // the two casts on the same line doesn't work, neither does - // a direct C-style to char*. - void* pv1 = (void*)0x1234; // NOLINT - void* pv2 = (void*)0xABC0; // NOLINT - char* const p1 = reinterpret_cast<char*>(pv1); - char* const p2 = reinterpret_cast<char*>(pv2); - ASSERT_EQ(p1, p1); - - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(p0, p2), - " p2\n Which is:"); - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(p1, p2), - " p2\n Which is:"); - EXPECT_FATAL_FAILURE(ASSERT_EQ(reinterpret_cast<char*>(0x1234), - reinterpret_cast<char*>(0xABC0)), - "ABC0"); -} - -// Tests using wchar_t pointers in {EXPECT|ASSERT}_EQ. -TEST(EqAssertionTest, WideCharPointer) { - wchar_t* const p0 = NULL; - // Only way to get the Nokia compiler to compile the cast - // is to have a separate void* variable first. Putting - // the two casts on the same line doesn't work, neither does - // a direct C-style to char*. - void* pv1 = (void*)0x1234; // NOLINT - void* pv2 = (void*)0xABC0; // NOLINT - wchar_t* const p1 = reinterpret_cast<wchar_t*>(pv1); - wchar_t* const p2 = reinterpret_cast<wchar_t*>(pv2); - EXPECT_EQ(p0, p0); - - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(p0, p2), - " p2\n Which is:"); - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(p1, p2), - " p2\n Which is:"); - void* pv3 = (void*)0x1234; // NOLINT - void* pv4 = (void*)0xABC0; // NOLINT - const wchar_t* p3 = reinterpret_cast<const wchar_t*>(pv3); - const wchar_t* p4 = reinterpret_cast<const wchar_t*>(pv4); - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(p3, p4), - "p4"); -} - -// Tests using other types of pointers in {EXPECT|ASSERT}_EQ. -TEST(EqAssertionTest, OtherPointer) { - ASSERT_EQ(static_cast<const int*>(NULL), - static_cast<const int*>(NULL)); - EXPECT_FATAL_FAILURE(ASSERT_EQ(static_cast<const int*>(NULL), - reinterpret_cast<const int*>(0x1234)), - "0x1234"); -} - -// A class that supports binary comparison operators but not streaming. -class UnprintableChar { - public: - explicit UnprintableChar(char ch) : char_(ch) {} - - bool operator==(const UnprintableChar& rhs) const { - return char_ == rhs.char_; - } - bool operator!=(const UnprintableChar& rhs) const { - return char_ != rhs.char_; - } - bool operator<(const UnprintableChar& rhs) const { - return char_ < rhs.char_; - } - bool operator<=(const UnprintableChar& rhs) const { - return char_ <= rhs.char_; - } - bool operator>(const UnprintableChar& rhs) const { - return char_ > rhs.char_; - } - bool operator>=(const UnprintableChar& rhs) const { - return char_ >= rhs.char_; - } - - private: - char char_; -}; - -// Tests that ASSERT_EQ() and friends don't require the arguments to -// be printable. -TEST(ComparisonAssertionTest, AcceptsUnprintableArgs) { - const UnprintableChar x('x'), y('y'); - ASSERT_EQ(x, x); - EXPECT_NE(x, y); - ASSERT_LT(x, y); - EXPECT_LE(x, y); - ASSERT_GT(y, x); - EXPECT_GE(x, x); - - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(x, y), "1-byte object <78>"); - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(x, y), "1-byte object <79>"); - EXPECT_NONFATAL_FAILURE(EXPECT_LT(y, y), "1-byte object <79>"); - EXPECT_NONFATAL_FAILURE(EXPECT_GT(x, y), "1-byte object <78>"); - EXPECT_NONFATAL_FAILURE(EXPECT_GT(x, y), "1-byte object <79>"); - - // Code tested by EXPECT_FATAL_FAILURE cannot reference local - // variables, so we have to write UnprintableChar('x') instead of x. -#ifndef __BORLANDC__ - // ICE's in C++Builder. - EXPECT_FATAL_FAILURE(ASSERT_NE(UnprintableChar('x'), UnprintableChar('x')), - "1-byte object <78>"); - EXPECT_FATAL_FAILURE(ASSERT_LE(UnprintableChar('y'), UnprintableChar('x')), - "1-byte object <78>"); -#endif - EXPECT_FATAL_FAILURE(ASSERT_LE(UnprintableChar('y'), UnprintableChar('x')), - "1-byte object <79>"); - EXPECT_FATAL_FAILURE(ASSERT_GE(UnprintableChar('x'), UnprintableChar('y')), - "1-byte object <78>"); - EXPECT_FATAL_FAILURE(ASSERT_GE(UnprintableChar('x'), UnprintableChar('y')), - "1-byte object <79>"); -} - -// Tests the FRIEND_TEST macro. - -// This class has a private member we want to test. We will test it -// both in a TEST and in a TEST_F. -class Foo { - public: - Foo() {} - - private: - int Bar() const { return 1; } - - // Declares the friend tests that can access the private member - // Bar(). - FRIEND_TEST(FRIEND_TEST_Test, TEST); - FRIEND_TEST(FRIEND_TEST_Test2, TEST_F); -}; - -// Tests that the FRIEND_TEST declaration allows a TEST to access a -// class's private members. This should compile. -TEST(FRIEND_TEST_Test, TEST) { - ASSERT_EQ(1, Foo().Bar()); -} - -// The fixture needed to test using FRIEND_TEST with TEST_F. -class FRIEND_TEST_Test2 : public Test { - protected: - Foo foo; -}; - -// Tests that the FRIEND_TEST declaration allows a TEST_F to access a -// class's private members. This should compile. -TEST_F(FRIEND_TEST_Test2, TEST_F) { - ASSERT_EQ(1, foo.Bar()); -} - -// Tests the life cycle of Test objects. - -// The test fixture for testing the life cycle of Test objects. -// -// This class counts the number of live test objects that uses this -// fixture. -class TestLifeCycleTest : public Test { - protected: - // Constructor. Increments the number of test objects that uses - // this fixture. - TestLifeCycleTest() { count_++; } - - // Destructor. Decrements the number of test objects that uses this - // fixture. - ~TestLifeCycleTest() { count_--; } - - // Returns the number of live test objects that uses this fixture. - int count() const { return count_; } - - private: - static int count_; -}; - -int TestLifeCycleTest::count_ = 0; - -// Tests the life cycle of test objects. -TEST_F(TestLifeCycleTest, Test1) { - // There should be only one test object in this test case that's - // currently alive. - ASSERT_EQ(1, count()); -} - -// Tests the life cycle of test objects. -TEST_F(TestLifeCycleTest, Test2) { - // After Test1 is done and Test2 is started, there should still be - // only one live test object, as the object for Test1 should've been - // deleted. - ASSERT_EQ(1, count()); -} - -} // namespace - -// Tests that the copy constructor works when it is NOT optimized away by -// the compiler. -TEST(AssertionResultTest, CopyConstructorWorksWhenNotOptimied) { - // Checks that the copy constructor doesn't try to dereference NULL pointers - // in the source object. - AssertionResult r1 = AssertionSuccess(); - AssertionResult r2 = r1; - // The following line is added to prevent the compiler from optimizing - // away the constructor call. - r1 << "abc"; - - AssertionResult r3 = r1; - EXPECT_EQ(static_cast<bool>(r3), static_cast<bool>(r1)); - EXPECT_STREQ("abc", r1.message()); -} - -// Tests that AssertionSuccess and AssertionFailure construct -// AssertionResult objects as expected. -TEST(AssertionResultTest, ConstructionWorks) { - AssertionResult r1 = AssertionSuccess(); - EXPECT_TRUE(r1); - EXPECT_STREQ("", r1.message()); - - AssertionResult r2 = AssertionSuccess() << "abc"; - EXPECT_TRUE(r2); - EXPECT_STREQ("abc", r2.message()); - - AssertionResult r3 = AssertionFailure(); - EXPECT_FALSE(r3); - EXPECT_STREQ("", r3.message()); - - AssertionResult r4 = AssertionFailure() << "def"; - EXPECT_FALSE(r4); - EXPECT_STREQ("def", r4.message()); - - AssertionResult r5 = AssertionFailure(Message() << "ghi"); - EXPECT_FALSE(r5); - EXPECT_STREQ("ghi", r5.message()); -} - -// Tests that the negation flips the predicate result but keeps the message. -TEST(AssertionResultTest, NegationWorks) { - AssertionResult r1 = AssertionSuccess() << "abc"; - EXPECT_FALSE(!r1); - EXPECT_STREQ("abc", (!r1).message()); - - AssertionResult r2 = AssertionFailure() << "def"; - EXPECT_TRUE(!r2); - EXPECT_STREQ("def", (!r2).message()); -} - -TEST(AssertionResultTest, StreamingWorks) { - AssertionResult r = AssertionSuccess(); - r << "abc" << 'd' << 0 << true; - EXPECT_STREQ("abcd0true", r.message()); -} - -TEST(AssertionResultTest, CanStreamOstreamManipulators) { - AssertionResult r = AssertionSuccess(); - r << "Data" << std::endl << std::flush << std::ends << "Will be visible"; - EXPECT_STREQ("Data\n\\0Will be visible", r.message()); -} - -// The next test uses explicit conversion operators -- a C++11 feature. -#if GTEST_LANG_CXX11 - -TEST(AssertionResultTest, ConstructibleFromContextuallyConvertibleToBool) { - struct ExplicitlyConvertibleToBool { - explicit operator bool() const { return value; } - bool value; - }; - ExplicitlyConvertibleToBool v1 = {false}; - ExplicitlyConvertibleToBool v2 = {true}; - EXPECT_FALSE(v1); - EXPECT_TRUE(v2); -} - -#endif // GTEST_LANG_CXX11 - -struct ConvertibleToAssertionResult { - operator AssertionResult() const { return AssertionResult(true); } -}; - -TEST(AssertionResultTest, ConstructibleFromImplicitlyConvertible) { - ConvertibleToAssertionResult obj; - EXPECT_TRUE(obj); -} - -// Tests streaming a user type whose definition and operator << are -// both in the global namespace. -class Base { - public: - explicit Base(int an_x) : x_(an_x) {} - int x() const { return x_; } - private: - int x_; -}; -std::ostream& operator<<(std::ostream& os, - const Base& val) { - return os << val.x(); -} -std::ostream& operator<<(std::ostream& os, - const Base* pointer) { - return os << "(" << pointer->x() << ")"; -} - -TEST(MessageTest, CanStreamUserTypeInGlobalNameSpace) { - Message msg; - Base a(1); - - msg << a << &a; // Uses ::operator<<. - EXPECT_STREQ("1(1)", msg.GetString().c_str()); -} - -// Tests streaming a user type whose definition and operator<< are -// both in an unnamed namespace. -namespace { -class MyTypeInUnnamedNameSpace : public Base { - public: - explicit MyTypeInUnnamedNameSpace(int an_x): Base(an_x) {} -}; -std::ostream& operator<<(std::ostream& os, - const MyTypeInUnnamedNameSpace& val) { - return os << val.x(); -} -std::ostream& operator<<(std::ostream& os, - const MyTypeInUnnamedNameSpace* pointer) { - return os << "(" << pointer->x() << ")"; -} -} // namespace - -TEST(MessageTest, CanStreamUserTypeInUnnamedNameSpace) { - Message msg; - MyTypeInUnnamedNameSpace a(1); - - msg << a << &a; // Uses <unnamed_namespace>::operator<<. - EXPECT_STREQ("1(1)", msg.GetString().c_str()); -} - -// Tests streaming a user type whose definition and operator<< are -// both in a user namespace. -namespace namespace1 { -class MyTypeInNameSpace1 : public Base { - public: - explicit MyTypeInNameSpace1(int an_x): Base(an_x) {} -}; -std::ostream& operator<<(std::ostream& os, - const MyTypeInNameSpace1& val) { - return os << val.x(); -} -std::ostream& operator<<(std::ostream& os, - const MyTypeInNameSpace1* pointer) { - return os << "(" << pointer->x() << ")"; -} -} // namespace namespace1 - -TEST(MessageTest, CanStreamUserTypeInUserNameSpace) { - Message msg; - namespace1::MyTypeInNameSpace1 a(1); - - msg << a << &a; // Uses namespace1::operator<<. - EXPECT_STREQ("1(1)", msg.GetString().c_str()); -} - -// Tests streaming a user type whose definition is in a user namespace -// but whose operator<< is in the global namespace. -namespace namespace2 { -class MyTypeInNameSpace2 : public ::Base { - public: - explicit MyTypeInNameSpace2(int an_x): Base(an_x) {} -}; -} // namespace namespace2 -std::ostream& operator<<(std::ostream& os, - const namespace2::MyTypeInNameSpace2& val) { - return os << val.x(); -} -std::ostream& operator<<(std::ostream& os, - const namespace2::MyTypeInNameSpace2* pointer) { - return os << "(" << pointer->x() << ")"; -} - -TEST(MessageTest, CanStreamUserTypeInUserNameSpaceWithStreamOperatorInGlobal) { - Message msg; - namespace2::MyTypeInNameSpace2 a(1); - - msg << a << &a; // Uses ::operator<<. - EXPECT_STREQ("1(1)", msg.GetString().c_str()); -} - -// Tests streaming NULL pointers to testing::Message. -TEST(MessageTest, NullPointers) { - Message msg; - char* const p1 = NULL; - unsigned char* const p2 = NULL; - int* p3 = NULL; - double* p4 = NULL; - bool* p5 = NULL; - Message* p6 = NULL; - - msg << p1 << p2 << p3 << p4 << p5 << p6; - ASSERT_STREQ("(null)(null)(null)(null)(null)(null)", - msg.GetString().c_str()); -} - -// Tests streaming wide strings to testing::Message. -TEST(MessageTest, WideStrings) { - // Streams a NULL of type const wchar_t*. - const wchar_t* const_wstr = NULL; - EXPECT_STREQ("(null)", - (Message() << const_wstr).GetString().c_str()); - - // Streams a NULL of type wchar_t*. - wchar_t* wstr = NULL; - EXPECT_STREQ("(null)", - (Message() << wstr).GetString().c_str()); - - // Streams a non-NULL of type const wchar_t*. - const_wstr = L"abc\x8119"; - EXPECT_STREQ("abc\xe8\x84\x99", - (Message() << const_wstr).GetString().c_str()); - - // Streams a non-NULL of type wchar_t*. - wstr = const_cast<wchar_t*>(const_wstr); - EXPECT_STREQ("abc\xe8\x84\x99", - (Message() << wstr).GetString().c_str()); -} - - -// This line tests that we can define tests in the testing namespace. -namespace testing { - -// Tests the TestInfo class. - -class TestInfoTest : public Test { - protected: - static const TestInfo* GetTestInfo(const char* test_name) { - const TestCase* const test_case = GetUnitTestImpl()-> - GetTestCase("TestInfoTest", "", NULL, NULL); - - for (int i = 0; i < test_case->total_test_count(); ++i) { - const TestInfo* const test_info = test_case->GetTestInfo(i); - if (strcmp(test_name, test_info->name()) == 0) - return test_info; - } - return NULL; - } - - static const TestResult* GetTestResult( - const TestInfo* test_info) { - return test_info->result(); - } -}; - -// Tests TestInfo::test_case_name() and TestInfo::name(). -TEST_F(TestInfoTest, Names) { - const TestInfo* const test_info = GetTestInfo("Names"); - - ASSERT_STREQ("TestInfoTest", test_info->test_case_name()); - ASSERT_STREQ("Names", test_info->name()); -} - -// Tests TestInfo::result(). -TEST_F(TestInfoTest, result) { - const TestInfo* const test_info = GetTestInfo("result"); - - // Initially, there is no TestPartResult for this test. - ASSERT_EQ(0, GetTestResult(test_info)->total_part_count()); - - // After the previous assertion, there is still none. - ASSERT_EQ(0, GetTestResult(test_info)->total_part_count()); -} - -#define VERIFY_CODE_LOCATION \ - const int expected_line = __LINE__ - 1; \ - const TestInfo* const test_info = GetUnitTestImpl()->current_test_info(); \ - ASSERT_TRUE(test_info); \ - EXPECT_STREQ(__FILE__, test_info->file()); \ - EXPECT_EQ(expected_line, test_info->line()) - -TEST(CodeLocationForTEST, Verify) { - VERIFY_CODE_LOCATION; -} - -class CodeLocationForTESTF : public Test { -}; - -TEST_F(CodeLocationForTESTF, Verify) { - VERIFY_CODE_LOCATION; -} - -class CodeLocationForTESTP : public TestWithParam<int> { -}; - -TEST_P(CodeLocationForTESTP, Verify) { - VERIFY_CODE_LOCATION; -} - -INSTANTIATE_TEST_CASE_P(, CodeLocationForTESTP, Values(0)); - -template <typename T> -class CodeLocationForTYPEDTEST : public Test { -}; - -TYPED_TEST_CASE(CodeLocationForTYPEDTEST, int); - -TYPED_TEST(CodeLocationForTYPEDTEST, Verify) { - VERIFY_CODE_LOCATION; -} - -template <typename T> -class CodeLocationForTYPEDTESTP : public Test { -}; - -TYPED_TEST_CASE_P(CodeLocationForTYPEDTESTP); - -TYPED_TEST_P(CodeLocationForTYPEDTESTP, Verify) { - VERIFY_CODE_LOCATION; -} - -REGISTER_TYPED_TEST_CASE_P(CodeLocationForTYPEDTESTP, Verify); - -INSTANTIATE_TYPED_TEST_CASE_P(My, CodeLocationForTYPEDTESTP, int); - -#undef VERIFY_CODE_LOCATION - -// Tests setting up and tearing down a test case. - -class SetUpTestCaseTest : public Test { - protected: - // This will be called once before the first test in this test case - // is run. - static void SetUpTestCase() { - printf("Setting up the test case . . .\n"); - - // Initializes some shared resource. In this simple example, we - // just create a C string. More complex stuff can be done if - // desired. - shared_resource_ = "123"; - - // Increments the number of test cases that have been set up. - counter_++; - - // SetUpTestCase() should be called only once. - EXPECT_EQ(1, counter_); - } - - // This will be called once after the last test in this test case is - // run. - static void TearDownTestCase() { - printf("Tearing down the test case . . .\n"); - - // Decrements the number of test cases that have been set up. - counter_--; - - // TearDownTestCase() should be called only once. - EXPECT_EQ(0, counter_); - - // Cleans up the shared resource. - shared_resource_ = NULL; - } - - // This will be called before each test in this test case. - virtual void SetUp() { - // SetUpTestCase() should be called only once, so counter_ should - // always be 1. - EXPECT_EQ(1, counter_); - } - - // Number of test cases that have been set up. - static int counter_; - - // Some resource to be shared by all tests in this test case. - static const char* shared_resource_; -}; - -int SetUpTestCaseTest::counter_ = 0; -const char* SetUpTestCaseTest::shared_resource_ = NULL; - -// A test that uses the shared resource. -TEST_F(SetUpTestCaseTest, Test1) { - EXPECT_STRNE(NULL, shared_resource_); -} - -// Another test that uses the shared resource. -TEST_F(SetUpTestCaseTest, Test2) { - EXPECT_STREQ("123", shared_resource_); -} - - -// The ParseFlagsTest test case tests ParseGoogleTestFlagsOnly. - -// The Flags struct stores a copy of all Google Test flags. -struct Flags { - // Constructs a Flags struct where each flag has its default value. - Flags() : also_run_disabled_tests(false), - break_on_failure(false), - catch_exceptions(false), - death_test_use_fork(false), - filter(""), - list_tests(false), - output(""), - print_time(true), - random_seed(0), - repeat(1), - shuffle(false), - stack_trace_depth(kMaxStackTraceDepth), - stream_result_to(""), - throw_on_failure(false) {} - - // Factory methods. - - // Creates a Flags struct where the gtest_also_run_disabled_tests flag has - // the given value. - static Flags AlsoRunDisabledTests(bool also_run_disabled_tests) { - Flags flags; - flags.also_run_disabled_tests = also_run_disabled_tests; - return flags; - } - - // Creates a Flags struct where the gtest_break_on_failure flag has - // the given value. - static Flags BreakOnFailure(bool break_on_failure) { - Flags flags; - flags.break_on_failure = break_on_failure; - return flags; - } - - // Creates a Flags struct where the gtest_catch_exceptions flag has - // the given value. - static Flags CatchExceptions(bool catch_exceptions) { - Flags flags; - flags.catch_exceptions = catch_exceptions; - return flags; - } - - // Creates a Flags struct where the gtest_death_test_use_fork flag has - // the given value. - static Flags DeathTestUseFork(bool death_test_use_fork) { - Flags flags; - flags.death_test_use_fork = death_test_use_fork; - return flags; - } - - // Creates a Flags struct where the gtest_filter flag has the given - // value. - static Flags Filter(const char* filter) { - Flags flags; - flags.filter = filter; - return flags; - } - - // Creates a Flags struct where the gtest_list_tests flag has the - // given value. - static Flags ListTests(bool list_tests) { - Flags flags; - flags.list_tests = list_tests; - return flags; - } - - // Creates a Flags struct where the gtest_output flag has the given - // value. - static Flags Output(const char* output) { - Flags flags; - flags.output = output; - return flags; - } - - // Creates a Flags struct where the gtest_print_time flag has the given - // value. - static Flags PrintTime(bool print_time) { - Flags flags; - flags.print_time = print_time; - return flags; - } - - // Creates a Flags struct where the gtest_random_seed flag has the given - // value. - static Flags RandomSeed(Int32 random_seed) { - Flags flags; - flags.random_seed = random_seed; - return flags; - } - - // Creates a Flags struct where the gtest_repeat flag has the given - // value. - static Flags Repeat(Int32 repeat) { - Flags flags; - flags.repeat = repeat; - return flags; - } - - // Creates a Flags struct where the gtest_shuffle flag has the given - // value. - static Flags Shuffle(bool shuffle) { - Flags flags; - flags.shuffle = shuffle; - return flags; - } - - // Creates a Flags struct where the GTEST_FLAG(stack_trace_depth) flag has - // the given value. - static Flags StackTraceDepth(Int32 stack_trace_depth) { - Flags flags; - flags.stack_trace_depth = stack_trace_depth; - return flags; - } - - // Creates a Flags struct where the GTEST_FLAG(stream_result_to) flag has - // the given value. - static Flags StreamResultTo(const char* stream_result_to) { - Flags flags; - flags.stream_result_to = stream_result_to; - return flags; - } - - // Creates a Flags struct where the gtest_throw_on_failure flag has - // the given value. - static Flags ThrowOnFailure(bool throw_on_failure) { - Flags flags; - flags.throw_on_failure = throw_on_failure; - return flags; - } - - // These fields store the flag values. - bool also_run_disabled_tests; - bool break_on_failure; - bool catch_exceptions; - bool death_test_use_fork; - const char* filter; - bool list_tests; - const char* output; - bool print_time; - Int32 random_seed; - Int32 repeat; - bool shuffle; - Int32 stack_trace_depth; - const char* stream_result_to; - bool throw_on_failure; -}; - -// Fixture for testing ParseGoogleTestFlagsOnly(). -class ParseFlagsTest : public Test { - protected: - // Clears the flags before each test. - virtual void SetUp() { - GTEST_FLAG(also_run_disabled_tests) = false; - GTEST_FLAG(break_on_failure) = false; - GTEST_FLAG(catch_exceptions) = false; - GTEST_FLAG(death_test_use_fork) = false; - GTEST_FLAG(filter) = ""; - GTEST_FLAG(list_tests) = false; - GTEST_FLAG(output) = ""; - GTEST_FLAG(print_time) = true; - GTEST_FLAG(random_seed) = 0; - GTEST_FLAG(repeat) = 1; - GTEST_FLAG(shuffle) = false; - GTEST_FLAG(stack_trace_depth) = kMaxStackTraceDepth; - GTEST_FLAG(stream_result_to) = ""; - GTEST_FLAG(throw_on_failure) = false; - } - - // Asserts that two narrow or wide string arrays are equal. - template <typename CharType> - static void AssertStringArrayEq(size_t size1, CharType** array1, - size_t size2, CharType** array2) { - ASSERT_EQ(size1, size2) << " Array sizes different."; - - for (size_t i = 0; i != size1; i++) { - ASSERT_STREQ(array1[i], array2[i]) << " where i == " << i; - } - } - - // Verifies that the flag values match the expected values. - static void CheckFlags(const Flags& expected) { - EXPECT_EQ(expected.also_run_disabled_tests, - GTEST_FLAG(also_run_disabled_tests)); - EXPECT_EQ(expected.break_on_failure, GTEST_FLAG(break_on_failure)); - EXPECT_EQ(expected.catch_exceptions, GTEST_FLAG(catch_exceptions)); - EXPECT_EQ(expected.death_test_use_fork, GTEST_FLAG(death_test_use_fork)); - EXPECT_STREQ(expected.filter, GTEST_FLAG(filter).c_str()); - EXPECT_EQ(expected.list_tests, GTEST_FLAG(list_tests)); - EXPECT_STREQ(expected.output, GTEST_FLAG(output).c_str()); - EXPECT_EQ(expected.print_time, GTEST_FLAG(print_time)); - EXPECT_EQ(expected.random_seed, GTEST_FLAG(random_seed)); - EXPECT_EQ(expected.repeat, GTEST_FLAG(repeat)); - EXPECT_EQ(expected.shuffle, GTEST_FLAG(shuffle)); - EXPECT_EQ(expected.stack_trace_depth, GTEST_FLAG(stack_trace_depth)); - EXPECT_STREQ(expected.stream_result_to, - GTEST_FLAG(stream_result_to).c_str()); - EXPECT_EQ(expected.throw_on_failure, GTEST_FLAG(throw_on_failure)); - } - - // Parses a command line (specified by argc1 and argv1), then - // verifies that the flag values are expected and that the - // recognized flags are removed from the command line. - template <typename CharType> - static void TestParsingFlags(int argc1, const CharType** argv1, - int argc2, const CharType** argv2, - const Flags& expected, bool should_print_help) { - const bool saved_help_flag = ::testing::internal::g_help_flag; - ::testing::internal::g_help_flag = false; - -# if GTEST_HAS_STREAM_REDIRECTION - CaptureStdout(); -# endif - - // Parses the command line. - internal::ParseGoogleTestFlagsOnly(&argc1, const_cast<CharType**>(argv1)); - -# if GTEST_HAS_STREAM_REDIRECTION - const std::string captured_stdout = GetCapturedStdout(); -# endif - - // Verifies the flag values. - CheckFlags(expected); - - // Verifies that the recognized flags are removed from the command - // line. - AssertStringArrayEq(argc1 + 1, argv1, argc2 + 1, argv2); - - // ParseGoogleTestFlagsOnly should neither set g_help_flag nor print the - // help message for the flags it recognizes. - EXPECT_EQ(should_print_help, ::testing::internal::g_help_flag); - -# if GTEST_HAS_STREAM_REDIRECTION - const char* const expected_help_fragment = - "This program contains tests written using"; - if (should_print_help) { - EXPECT_PRED_FORMAT2(IsSubstring, expected_help_fragment, captured_stdout); - } else { - EXPECT_PRED_FORMAT2(IsNotSubstring, - expected_help_fragment, captured_stdout); - } -# endif // GTEST_HAS_STREAM_REDIRECTION - - ::testing::internal::g_help_flag = saved_help_flag; - } - - // This macro wraps TestParsingFlags s.t. the user doesn't need - // to specify the array sizes. - -# define GTEST_TEST_PARSING_FLAGS_(argv1, argv2, expected, should_print_help) \ - TestParsingFlags(sizeof(argv1)/sizeof(*argv1) - 1, argv1, \ - sizeof(argv2)/sizeof(*argv2) - 1, argv2, \ - expected, should_print_help) -}; - -// Tests parsing an empty command line. -TEST_F(ParseFlagsTest, Empty) { - const char* argv[] = { - NULL - }; - - const char* argv2[] = { - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags(), false); -} - -// Tests parsing a command line that has no flag. -TEST_F(ParseFlagsTest, NoFlag) { - const char* argv[] = { - "foo.exe", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags(), false); -} - -// Tests parsing a bad --gtest_filter flag. -TEST_F(ParseFlagsTest, FilterBad) { - const char* argv[] = { - "foo.exe", - "--gtest_filter", - NULL - }; - - const char* argv2[] = { - "foo.exe", - "--gtest_filter", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::Filter(""), true); -} - -// Tests parsing an empty --gtest_filter flag. -TEST_F(ParseFlagsTest, FilterEmpty) { - const char* argv[] = { - "foo.exe", - "--gtest_filter=", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::Filter(""), false); -} - -// Tests parsing a non-empty --gtest_filter flag. -TEST_F(ParseFlagsTest, FilterNonEmpty) { - const char* argv[] = { - "foo.exe", - "--gtest_filter=abc", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::Filter("abc"), false); -} - -// Tests parsing --gtest_break_on_failure. -TEST_F(ParseFlagsTest, BreakOnFailureWithoutValue) { - const char* argv[] = { - "foo.exe", - "--gtest_break_on_failure", - NULL -}; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::BreakOnFailure(true), false); -} - -// Tests parsing --gtest_break_on_failure=0. -TEST_F(ParseFlagsTest, BreakOnFailureFalse_0) { - const char* argv[] = { - "foo.exe", - "--gtest_break_on_failure=0", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::BreakOnFailure(false), false); -} - -// Tests parsing --gtest_break_on_failure=f. -TEST_F(ParseFlagsTest, BreakOnFailureFalse_f) { - const char* argv[] = { - "foo.exe", - "--gtest_break_on_failure=f", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::BreakOnFailure(false), false); -} - -// Tests parsing --gtest_break_on_failure=F. -TEST_F(ParseFlagsTest, BreakOnFailureFalse_F) { - const char* argv[] = { - "foo.exe", - "--gtest_break_on_failure=F", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::BreakOnFailure(false), false); -} - -// Tests parsing a --gtest_break_on_failure flag that has a "true" -// definition. -TEST_F(ParseFlagsTest, BreakOnFailureTrue) { - const char* argv[] = { - "foo.exe", - "--gtest_break_on_failure=1", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::BreakOnFailure(true), false); -} - -// Tests parsing --gtest_catch_exceptions. -TEST_F(ParseFlagsTest, CatchExceptions) { - const char* argv[] = { - "foo.exe", - "--gtest_catch_exceptions", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::CatchExceptions(true), false); -} - -// Tests parsing --gtest_death_test_use_fork. -TEST_F(ParseFlagsTest, DeathTestUseFork) { - const char* argv[] = { - "foo.exe", - "--gtest_death_test_use_fork", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::DeathTestUseFork(true), false); -} - -// Tests having the same flag twice with different values. The -// expected behavior is that the one coming last takes precedence. -TEST_F(ParseFlagsTest, DuplicatedFlags) { - const char* argv[] = { - "foo.exe", - "--gtest_filter=a", - "--gtest_filter=b", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::Filter("b"), false); -} - -// Tests having an unrecognized flag on the command line. -TEST_F(ParseFlagsTest, UnrecognizedFlag) { - const char* argv[] = { - "foo.exe", - "--gtest_break_on_failure", - "bar", // Unrecognized by Google Test. - "--gtest_filter=b", - NULL - }; - - const char* argv2[] = { - "foo.exe", - "bar", - NULL - }; - - Flags flags; - flags.break_on_failure = true; - flags.filter = "b"; - GTEST_TEST_PARSING_FLAGS_(argv, argv2, flags, false); -} - -// Tests having a --gtest_list_tests flag -TEST_F(ParseFlagsTest, ListTestsFlag) { - const char* argv[] = { - "foo.exe", - "--gtest_list_tests", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::ListTests(true), false); -} - -// Tests having a --gtest_list_tests flag with a "true" value -TEST_F(ParseFlagsTest, ListTestsTrue) { - const char* argv[] = { - "foo.exe", - "--gtest_list_tests=1", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::ListTests(true), false); -} - -// Tests having a --gtest_list_tests flag with a "false" value -TEST_F(ParseFlagsTest, ListTestsFalse) { - const char* argv[] = { - "foo.exe", - "--gtest_list_tests=0", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::ListTests(false), false); -} - -// Tests parsing --gtest_list_tests=f. -TEST_F(ParseFlagsTest, ListTestsFalse_f) { - const char* argv[] = { - "foo.exe", - "--gtest_list_tests=f", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::ListTests(false), false); -} - -// Tests parsing --gtest_list_tests=F. -TEST_F(ParseFlagsTest, ListTestsFalse_F) { - const char* argv[] = { - "foo.exe", - "--gtest_list_tests=F", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::ListTests(false), false); -} - -// Tests parsing --gtest_output (invalid). -TEST_F(ParseFlagsTest, OutputEmpty) { - const char* argv[] = { - "foo.exe", - "--gtest_output", - NULL - }; - - const char* argv2[] = { - "foo.exe", - "--gtest_output", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags(), true); -} - -// Tests parsing --gtest_output=xml -TEST_F(ParseFlagsTest, OutputXml) { - const char* argv[] = { - "foo.exe", - "--gtest_output=xml", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::Output("xml"), false); -} - -// Tests parsing --gtest_output=xml:file -TEST_F(ParseFlagsTest, OutputXmlFile) { - const char* argv[] = { - "foo.exe", - "--gtest_output=xml:file", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::Output("xml:file"), false); -} - -// Tests parsing --gtest_output=xml:directory/path/ -TEST_F(ParseFlagsTest, OutputXmlDirectory) { - const char* argv[] = { - "foo.exe", - "--gtest_output=xml:directory/path/", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, - Flags::Output("xml:directory/path/"), false); -} - -// Tests having a --gtest_print_time flag -TEST_F(ParseFlagsTest, PrintTimeFlag) { - const char* argv[] = { - "foo.exe", - "--gtest_print_time", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::PrintTime(true), false); -} - -// Tests having a --gtest_print_time flag with a "true" value -TEST_F(ParseFlagsTest, PrintTimeTrue) { - const char* argv[] = { - "foo.exe", - "--gtest_print_time=1", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::PrintTime(true), false); -} - -// Tests having a --gtest_print_time flag with a "false" value -TEST_F(ParseFlagsTest, PrintTimeFalse) { - const char* argv[] = { - "foo.exe", - "--gtest_print_time=0", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::PrintTime(false), false); -} - -// Tests parsing --gtest_print_time=f. -TEST_F(ParseFlagsTest, PrintTimeFalse_f) { - const char* argv[] = { - "foo.exe", - "--gtest_print_time=f", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::PrintTime(false), false); -} - -// Tests parsing --gtest_print_time=F. -TEST_F(ParseFlagsTest, PrintTimeFalse_F) { - const char* argv[] = { - "foo.exe", - "--gtest_print_time=F", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::PrintTime(false), false); -} - -// Tests parsing --gtest_random_seed=number -TEST_F(ParseFlagsTest, RandomSeed) { - const char* argv[] = { - "foo.exe", - "--gtest_random_seed=1000", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::RandomSeed(1000), false); -} - -// Tests parsing --gtest_repeat=number -TEST_F(ParseFlagsTest, Repeat) { - const char* argv[] = { - "foo.exe", - "--gtest_repeat=1000", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::Repeat(1000), false); -} - -// Tests having a --gtest_also_run_disabled_tests flag -TEST_F(ParseFlagsTest, AlsoRunDisabledTestsFlag) { - const char* argv[] = { - "foo.exe", - "--gtest_also_run_disabled_tests", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, - Flags::AlsoRunDisabledTests(true), false); -} - -// Tests having a --gtest_also_run_disabled_tests flag with a "true" value -TEST_F(ParseFlagsTest, AlsoRunDisabledTestsTrue) { - const char* argv[] = { - "foo.exe", - "--gtest_also_run_disabled_tests=1", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, - Flags::AlsoRunDisabledTests(true), false); -} - -// Tests having a --gtest_also_run_disabled_tests flag with a "false" value -TEST_F(ParseFlagsTest, AlsoRunDisabledTestsFalse) { - const char* argv[] = { - "foo.exe", - "--gtest_also_run_disabled_tests=0", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, - Flags::AlsoRunDisabledTests(false), false); -} - -// Tests parsing --gtest_shuffle. -TEST_F(ParseFlagsTest, ShuffleWithoutValue) { - const char* argv[] = { - "foo.exe", - "--gtest_shuffle", - NULL -}; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::Shuffle(true), false); -} - -// Tests parsing --gtest_shuffle=0. -TEST_F(ParseFlagsTest, ShuffleFalse_0) { - const char* argv[] = { - "foo.exe", - "--gtest_shuffle=0", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::Shuffle(false), false); -} - -// Tests parsing a --gtest_shuffle flag that has a "true" definition. -TEST_F(ParseFlagsTest, ShuffleTrue) { - const char* argv[] = { - "foo.exe", - "--gtest_shuffle=1", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::Shuffle(true), false); -} - -// Tests parsing --gtest_stack_trace_depth=number. -TEST_F(ParseFlagsTest, StackTraceDepth) { - const char* argv[] = { - "foo.exe", - "--gtest_stack_trace_depth=5", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::StackTraceDepth(5), false); -} - -TEST_F(ParseFlagsTest, StreamResultTo) { - const char* argv[] = { - "foo.exe", - "--gtest_stream_result_to=localhost:1234", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_( - argv, argv2, Flags::StreamResultTo("localhost:1234"), false); -} - -// Tests parsing --gtest_throw_on_failure. -TEST_F(ParseFlagsTest, ThrowOnFailureWithoutValue) { - const char* argv[] = { - "foo.exe", - "--gtest_throw_on_failure", - NULL -}; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::ThrowOnFailure(true), false); -} - -// Tests parsing --gtest_throw_on_failure=0. -TEST_F(ParseFlagsTest, ThrowOnFailureFalse_0) { - const char* argv[] = { - "foo.exe", - "--gtest_throw_on_failure=0", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::ThrowOnFailure(false), false); -} - -// Tests parsing a --gtest_throw_on_failure flag that has a "true" -// definition. -TEST_F(ParseFlagsTest, ThrowOnFailureTrue) { - const char* argv[] = { - "foo.exe", - "--gtest_throw_on_failure=1", - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::ThrowOnFailure(true), false); -} - -# if GTEST_OS_WINDOWS -// Tests parsing wide strings. -TEST_F(ParseFlagsTest, WideStrings) { - const wchar_t* argv[] = { - L"foo.exe", - L"--gtest_filter=Foo*", - L"--gtest_list_tests=1", - L"--gtest_break_on_failure", - L"--non_gtest_flag", - NULL - }; - - const wchar_t* argv2[] = { - L"foo.exe", - L"--non_gtest_flag", - NULL - }; - - Flags expected_flags; - expected_flags.break_on_failure = true; - expected_flags.filter = "Foo*"; - expected_flags.list_tests = true; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, expected_flags, false); -} -# endif // GTEST_OS_WINDOWS - -#if GTEST_USE_OWN_FLAGFILE_FLAG_ -class FlagfileTest : public ParseFlagsTest { - public: - virtual void SetUp() { - ParseFlagsTest::SetUp(); - - testdata_path_.Set(internal::FilePath( - testing::TempDir() + internal::GetCurrentExecutableName().string() + - "_flagfile_test")); - testing::internal::posix::RmDir(testdata_path_.c_str()); - EXPECT_TRUE(testdata_path_.CreateFolder()); - } - - virtual void TearDown() { - testing::internal::posix::RmDir(testdata_path_.c_str()); - ParseFlagsTest::TearDown(); - } - - internal::FilePath CreateFlagfile(const char* contents) { - internal::FilePath file_path(internal::FilePath::GenerateUniqueFileName( - testdata_path_, internal::FilePath("unique"), "txt")); - FILE* f = testing::internal::posix::FOpen(file_path.c_str(), "w"); - fprintf(f, "%s", contents); - fclose(f); - return file_path; - } - - private: - internal::FilePath testdata_path_; -}; - -// Tests an empty flagfile. -TEST_F(FlagfileTest, Empty) { - internal::FilePath flagfile_path(CreateFlagfile("")); - std::string flagfile_flag = - std::string("--" GTEST_FLAG_PREFIX_ "flagfile=") + flagfile_path.c_str(); - - const char* argv[] = { - "foo.exe", - flagfile_flag.c_str(), - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags(), false); -} - -// Tests passing a non-empty --gtest_filter flag via --gtest_flagfile. -TEST_F(FlagfileTest, FilterNonEmpty) { - internal::FilePath flagfile_path(CreateFlagfile( - "--" GTEST_FLAG_PREFIX_ "filter=abc")); - std::string flagfile_flag = - std::string("--" GTEST_FLAG_PREFIX_ "flagfile=") + flagfile_path.c_str(); - - const char* argv[] = { - "foo.exe", - flagfile_flag.c_str(), - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, Flags::Filter("abc"), false); -} - -// Tests passing several flags via --gtest_flagfile. -TEST_F(FlagfileTest, SeveralFlags) { - internal::FilePath flagfile_path(CreateFlagfile( - "--" GTEST_FLAG_PREFIX_ "filter=abc\n" - "--" GTEST_FLAG_PREFIX_ "break_on_failure\n" - "--" GTEST_FLAG_PREFIX_ "list_tests")); - std::string flagfile_flag = - std::string("--" GTEST_FLAG_PREFIX_ "flagfile=") + flagfile_path.c_str(); - - const char* argv[] = { - "foo.exe", - flagfile_flag.c_str(), - NULL - }; - - const char* argv2[] = { - "foo.exe", - NULL - }; - - Flags expected_flags; - expected_flags.break_on_failure = true; - expected_flags.filter = "abc"; - expected_flags.list_tests = true; - - GTEST_TEST_PARSING_FLAGS_(argv, argv2, expected_flags, false); -} -#endif // GTEST_USE_OWN_FLAGFILE_FLAG_ - -// Tests current_test_info() in UnitTest. -class CurrentTestInfoTest : public Test { - protected: - // Tests that current_test_info() returns NULL before the first test in - // the test case is run. - static void SetUpTestCase() { - // There should be no tests running at this point. - const TestInfo* test_info = - UnitTest::GetInstance()->current_test_info(); - EXPECT_TRUE(test_info == NULL) - << "There should be no tests running at this point."; - } - - // Tests that current_test_info() returns NULL after the last test in - // the test case has run. - static void TearDownTestCase() { - const TestInfo* test_info = - UnitTest::GetInstance()->current_test_info(); - EXPECT_TRUE(test_info == NULL) - << "There should be no tests running at this point."; - } -}; - -// Tests that current_test_info() returns TestInfo for currently running -// test by checking the expected test name against the actual one. -TEST_F(CurrentTestInfoTest, WorksForFirstTestInATestCase) { - const TestInfo* test_info = - UnitTest::GetInstance()->current_test_info(); - ASSERT_TRUE(NULL != test_info) - << "There is a test running so we should have a valid TestInfo."; - EXPECT_STREQ("CurrentTestInfoTest", test_info->test_case_name()) - << "Expected the name of the currently running test case."; - EXPECT_STREQ("WorksForFirstTestInATestCase", test_info->name()) - << "Expected the name of the currently running test."; -} - -// Tests that current_test_info() returns TestInfo for currently running -// test by checking the expected test name against the actual one. We -// use this test to see that the TestInfo object actually changed from -// the previous invocation. -TEST_F(CurrentTestInfoTest, WorksForSecondTestInATestCase) { - const TestInfo* test_info = - UnitTest::GetInstance()->current_test_info(); - ASSERT_TRUE(NULL != test_info) - << "There is a test running so we should have a valid TestInfo."; - EXPECT_STREQ("CurrentTestInfoTest", test_info->test_case_name()) - << "Expected the name of the currently running test case."; - EXPECT_STREQ("WorksForSecondTestInATestCase", test_info->name()) - << "Expected the name of the currently running test."; -} - -} // namespace testing - - -// These two lines test that we can define tests in a namespace that -// has the name "testing" and is nested in another namespace. -namespace my_namespace { -namespace testing { - -// Makes sure that TEST knows to use ::testing::Test instead of -// ::my_namespace::testing::Test. -class Test {}; - -// Makes sure that an assertion knows to use ::testing::Message instead of -// ::my_namespace::testing::Message. -class Message {}; - -// Makes sure that an assertion knows to use -// ::testing::AssertionResult instead of -// ::my_namespace::testing::AssertionResult. -class AssertionResult {}; - -// Tests that an assertion that should succeed works as expected. -TEST(NestedTestingNamespaceTest, Success) { - EXPECT_EQ(1, 1) << "This shouldn't fail."; -} - -// Tests that an assertion that should fail works as expected. -TEST(NestedTestingNamespaceTest, Failure) { - EXPECT_FATAL_FAILURE(FAIL() << "This failure is expected.", - "This failure is expected."); -} - -} // namespace testing -} // namespace my_namespace - -// Tests that one can call superclass SetUp and TearDown methods-- -// that is, that they are not private. -// No tests are based on this fixture; the test "passes" if it compiles -// successfully. -class ProtectedFixtureMethodsTest : public Test { - protected: - virtual void SetUp() { - Test::SetUp(); - } - virtual void TearDown() { - Test::TearDown(); - } -}; - -// StreamingAssertionsTest tests the streaming versions of a representative -// sample of assertions. -TEST(StreamingAssertionsTest, Unconditional) { - SUCCEED() << "expected success"; - EXPECT_NONFATAL_FAILURE(ADD_FAILURE() << "expected failure", - "expected failure"); - EXPECT_FATAL_FAILURE(FAIL() << "expected failure", - "expected failure"); -} - -#ifdef __BORLANDC__ -// Silences warnings: "Condition is always true", "Unreachable code" -# pragma option push -w-ccc -w-rch -#endif - -TEST(StreamingAssertionsTest, Truth) { - EXPECT_TRUE(true) << "unexpected failure"; - ASSERT_TRUE(true) << "unexpected failure"; - EXPECT_NONFATAL_FAILURE(EXPECT_TRUE(false) << "expected failure", - "expected failure"); - EXPECT_FATAL_FAILURE(ASSERT_TRUE(false) << "expected failure", - "expected failure"); -} - -TEST(StreamingAssertionsTest, Truth2) { - EXPECT_FALSE(false) << "unexpected failure"; - ASSERT_FALSE(false) << "unexpected failure"; - EXPECT_NONFATAL_FAILURE(EXPECT_FALSE(true) << "expected failure", - "expected failure"); - EXPECT_FATAL_FAILURE(ASSERT_FALSE(true) << "expected failure", - "expected failure"); -} - -#ifdef __BORLANDC__ -// Restores warnings after previous "#pragma option push" suppressed them -# pragma option pop -#endif - -TEST(StreamingAssertionsTest, IntegerEquals) { - EXPECT_EQ(1, 1) << "unexpected failure"; - ASSERT_EQ(1, 1) << "unexpected failure"; - EXPECT_NONFATAL_FAILURE(EXPECT_EQ(1, 2) << "expected failure", - "expected failure"); - EXPECT_FATAL_FAILURE(ASSERT_EQ(1, 2) << "expected failure", - "expected failure"); -} - -TEST(StreamingAssertionsTest, IntegerLessThan) { - EXPECT_LT(1, 2) << "unexpected failure"; - ASSERT_LT(1, 2) << "unexpected failure"; - EXPECT_NONFATAL_FAILURE(EXPECT_LT(2, 1) << "expected failure", - "expected failure"); - EXPECT_FATAL_FAILURE(ASSERT_LT(2, 1) << "expected failure", - "expected failure"); -} - -TEST(StreamingAssertionsTest, StringsEqual) { - EXPECT_STREQ("foo", "foo") << "unexpected failure"; - ASSERT_STREQ("foo", "foo") << "unexpected failure"; - EXPECT_NONFATAL_FAILURE(EXPECT_STREQ("foo", "bar") << "expected failure", - "expected failure"); - EXPECT_FATAL_FAILURE(ASSERT_STREQ("foo", "bar") << "expected failure", - "expected failure"); -} - -TEST(StreamingAssertionsTest, StringsNotEqual) { - EXPECT_STRNE("foo", "bar") << "unexpected failure"; - ASSERT_STRNE("foo", "bar") << "unexpected failure"; - EXPECT_NONFATAL_FAILURE(EXPECT_STRNE("foo", "foo") << "expected failure", - "expected failure"); - EXPECT_FATAL_FAILURE(ASSERT_STRNE("foo", "foo") << "expected failure", - "expected failure"); -} - -TEST(StreamingAssertionsTest, StringsEqualIgnoringCase) { - EXPECT_STRCASEEQ("foo", "FOO") << "unexpected failure"; - ASSERT_STRCASEEQ("foo", "FOO") << "unexpected failure"; - EXPECT_NONFATAL_FAILURE(EXPECT_STRCASEEQ("foo", "bar") << "expected failure", - "expected failure"); - EXPECT_FATAL_FAILURE(ASSERT_STRCASEEQ("foo", "bar") << "expected failure", - "expected failure"); -} - -TEST(StreamingAssertionsTest, StringNotEqualIgnoringCase) { - EXPECT_STRCASENE("foo", "bar") << "unexpected failure"; - ASSERT_STRCASENE("foo", "bar") << "unexpected failure"; - EXPECT_NONFATAL_FAILURE(EXPECT_STRCASENE("foo", "FOO") << "expected failure", - "expected failure"); - EXPECT_FATAL_FAILURE(ASSERT_STRCASENE("bar", "BAR") << "expected failure", - "expected failure"); -} - -TEST(StreamingAssertionsTest, FloatingPointEquals) { - EXPECT_FLOAT_EQ(1.0, 1.0) << "unexpected failure"; - ASSERT_FLOAT_EQ(1.0, 1.0) << "unexpected failure"; - EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(0.0, 1.0) << "expected failure", - "expected failure"); - EXPECT_FATAL_FAILURE(ASSERT_FLOAT_EQ(0.0, 1.0) << "expected failure", - "expected failure"); -} - -#if GTEST_HAS_EXCEPTIONS - -TEST(StreamingAssertionsTest, Throw) { - EXPECT_THROW(ThrowAnInteger(), int) << "unexpected failure"; - ASSERT_THROW(ThrowAnInteger(), int) << "unexpected failure"; - EXPECT_NONFATAL_FAILURE(EXPECT_THROW(ThrowAnInteger(), bool) << - "expected failure", "expected failure"); - EXPECT_FATAL_FAILURE(ASSERT_THROW(ThrowAnInteger(), bool) << - "expected failure", "expected failure"); -} - -TEST(StreamingAssertionsTest, NoThrow) { - EXPECT_NO_THROW(ThrowNothing()) << "unexpected failure"; - ASSERT_NO_THROW(ThrowNothing()) << "unexpected failure"; - EXPECT_NONFATAL_FAILURE(EXPECT_NO_THROW(ThrowAnInteger()) << - "expected failure", "expected failure"); - EXPECT_FATAL_FAILURE(ASSERT_NO_THROW(ThrowAnInteger()) << - "expected failure", "expected failure"); -} - -TEST(StreamingAssertionsTest, AnyThrow) { - EXPECT_ANY_THROW(ThrowAnInteger()) << "unexpected failure"; - ASSERT_ANY_THROW(ThrowAnInteger()) << "unexpected failure"; - EXPECT_NONFATAL_FAILURE(EXPECT_ANY_THROW(ThrowNothing()) << - "expected failure", "expected failure"); - EXPECT_FATAL_FAILURE(ASSERT_ANY_THROW(ThrowNothing()) << - "expected failure", "expected failure"); -} - -#endif // GTEST_HAS_EXCEPTIONS - -// Tests that Google Test correctly decides whether to use colors in the output. - -TEST(ColoredOutputTest, UsesColorsWhenGTestColorFlagIsYes) { - GTEST_FLAG(color) = "yes"; - - SetEnv("TERM", "xterm"); // TERM supports colors. - EXPECT_TRUE(ShouldUseColor(true)); // Stdout is a TTY. - EXPECT_TRUE(ShouldUseColor(false)); // Stdout is not a TTY. - - SetEnv("TERM", "dumb"); // TERM doesn't support colors. - EXPECT_TRUE(ShouldUseColor(true)); // Stdout is a TTY. - EXPECT_TRUE(ShouldUseColor(false)); // Stdout is not a TTY. -} - -TEST(ColoredOutputTest, UsesColorsWhenGTestColorFlagIsAliasOfYes) { - SetEnv("TERM", "dumb"); // TERM doesn't support colors. - - GTEST_FLAG(color) = "True"; - EXPECT_TRUE(ShouldUseColor(false)); // Stdout is not a TTY. - - GTEST_FLAG(color) = "t"; - EXPECT_TRUE(ShouldUseColor(false)); // Stdout is not a TTY. - - GTEST_FLAG(color) = "1"; - EXPECT_TRUE(ShouldUseColor(false)); // Stdout is not a TTY. -} - -TEST(ColoredOutputTest, UsesNoColorWhenGTestColorFlagIsNo) { - GTEST_FLAG(color) = "no"; - - SetEnv("TERM", "xterm"); // TERM supports colors. - EXPECT_FALSE(ShouldUseColor(true)); // Stdout is a TTY. - EXPECT_FALSE(ShouldUseColor(false)); // Stdout is not a TTY. - - SetEnv("TERM", "dumb"); // TERM doesn't support colors. - EXPECT_FALSE(ShouldUseColor(true)); // Stdout is a TTY. - EXPECT_FALSE(ShouldUseColor(false)); // Stdout is not a TTY. -} - -TEST(ColoredOutputTest, UsesNoColorWhenGTestColorFlagIsInvalid) { - SetEnv("TERM", "xterm"); // TERM supports colors. - - GTEST_FLAG(color) = "F"; - EXPECT_FALSE(ShouldUseColor(true)); // Stdout is a TTY. - - GTEST_FLAG(color) = "0"; - EXPECT_FALSE(ShouldUseColor(true)); // Stdout is a TTY. - - GTEST_FLAG(color) = "unknown"; - EXPECT_FALSE(ShouldUseColor(true)); // Stdout is a TTY. -} - -TEST(ColoredOutputTest, UsesColorsWhenStdoutIsTty) { - GTEST_FLAG(color) = "auto"; - - SetEnv("TERM", "xterm"); // TERM supports colors. - EXPECT_FALSE(ShouldUseColor(false)); // Stdout is not a TTY. - EXPECT_TRUE(ShouldUseColor(true)); // Stdout is a TTY. -} - -TEST(ColoredOutputTest, UsesColorsWhenTermSupportsColors) { - GTEST_FLAG(color) = "auto"; - -#if GTEST_OS_WINDOWS - // On Windows, we ignore the TERM variable as it's usually not set. - - SetEnv("TERM", "dumb"); - EXPECT_TRUE(ShouldUseColor(true)); // Stdout is a TTY. - - SetEnv("TERM", ""); - EXPECT_TRUE(ShouldUseColor(true)); // Stdout is a TTY. - - SetEnv("TERM", "xterm"); - EXPECT_TRUE(ShouldUseColor(true)); // Stdout is a TTY. -#else - // On non-Windows platforms, we rely on TERM to determine if the - // terminal supports colors. - - SetEnv("TERM", "dumb"); // TERM doesn't support colors. - EXPECT_FALSE(ShouldUseColor(true)); // Stdout is a TTY. - - SetEnv("TERM", "emacs"); // TERM doesn't support colors. - EXPECT_FALSE(ShouldUseColor(true)); // Stdout is a TTY. - - SetEnv("TERM", "vt100"); // TERM doesn't support colors. - EXPECT_FALSE(ShouldUseColor(true)); // Stdout is a TTY. - - SetEnv("TERM", "xterm-mono"); // TERM doesn't support colors. - EXPECT_FALSE(ShouldUseColor(true)); // Stdout is a TTY. - - SetEnv("TERM", "xterm"); // TERM supports colors. - EXPECT_TRUE(ShouldUseColor(true)); // Stdout is a TTY. - - SetEnv("TERM", "xterm-color"); // TERM supports colors. - EXPECT_TRUE(ShouldUseColor(true)); // Stdout is a TTY. - - SetEnv("TERM", "xterm-256color"); // TERM supports colors. - EXPECT_TRUE(ShouldUseColor(true)); // Stdout is a TTY. - - SetEnv("TERM", "screen"); // TERM supports colors. - EXPECT_TRUE(ShouldUseColor(true)); // Stdout is a TTY. - - SetEnv("TERM", "screen-256color"); // TERM supports colors. - EXPECT_TRUE(ShouldUseColor(true)); // Stdout is a TTY. - - SetEnv("TERM", "tmux"); // TERM supports colors. - EXPECT_TRUE(ShouldUseColor(true)); // Stdout is a TTY. - - SetEnv("TERM", "tmux-256color"); // TERM supports colors. - EXPECT_TRUE(ShouldUseColor(true)); // Stdout is a TTY. - - SetEnv("TERM", "rxvt-unicode"); // TERM supports colors. - EXPECT_TRUE(ShouldUseColor(true)); // Stdout is a TTY. - - SetEnv("TERM", "rxvt-unicode-256color"); // TERM supports colors. - EXPECT_TRUE(ShouldUseColor(true)); // Stdout is a TTY. - - SetEnv("TERM", "linux"); // TERM supports colors. - EXPECT_TRUE(ShouldUseColor(true)); // Stdout is a TTY. - - SetEnv("TERM", "cygwin"); // TERM supports colors. - EXPECT_TRUE(ShouldUseColor(true)); // Stdout is a TTY. -#endif // GTEST_OS_WINDOWS -} - -// Verifies that StaticAssertTypeEq works in a namespace scope. - -static bool dummy1 GTEST_ATTRIBUTE_UNUSED_ = StaticAssertTypeEq<bool, bool>(); -static bool dummy2 GTEST_ATTRIBUTE_UNUSED_ = - StaticAssertTypeEq<const int, const int>(); - -// Verifies that StaticAssertTypeEq works in a class. - -template <typename T> -class StaticAssertTypeEqTestHelper { - public: - StaticAssertTypeEqTestHelper() { StaticAssertTypeEq<bool, T>(); } -}; - -TEST(StaticAssertTypeEqTest, WorksInClass) { - StaticAssertTypeEqTestHelper<bool>(); -} - -// Verifies that StaticAssertTypeEq works inside a function. - -typedef int IntAlias; - -TEST(StaticAssertTypeEqTest, CompilesForEqualTypes) { - StaticAssertTypeEq<int, IntAlias>(); - StaticAssertTypeEq<int*, IntAlias*>(); -} - -TEST(HasNonfatalFailureTest, ReturnsFalseWhenThereIsNoFailure) { - EXPECT_FALSE(HasNonfatalFailure()); -} - -static void FailFatally() { FAIL(); } - -TEST(HasNonfatalFailureTest, ReturnsFalseWhenThereIsOnlyFatalFailure) { - FailFatally(); - const bool has_nonfatal_failure = HasNonfatalFailure(); - ClearCurrentTestPartResults(); - EXPECT_FALSE(has_nonfatal_failure); -} - -TEST(HasNonfatalFailureTest, ReturnsTrueWhenThereIsNonfatalFailure) { - ADD_FAILURE(); - const bool has_nonfatal_failure = HasNonfatalFailure(); - ClearCurrentTestPartResults(); - EXPECT_TRUE(has_nonfatal_failure); -} - -TEST(HasNonfatalFailureTest, ReturnsTrueWhenThereAreFatalAndNonfatalFailures) { - FailFatally(); - ADD_FAILURE(); - const bool has_nonfatal_failure = HasNonfatalFailure(); - ClearCurrentTestPartResults(); - EXPECT_TRUE(has_nonfatal_failure); -} - -// A wrapper for calling HasNonfatalFailure outside of a test body. -static bool HasNonfatalFailureHelper() { - return testing::Test::HasNonfatalFailure(); -} - -TEST(HasNonfatalFailureTest, WorksOutsideOfTestBody) { - EXPECT_FALSE(HasNonfatalFailureHelper()); -} - -TEST(HasNonfatalFailureTest, WorksOutsideOfTestBody2) { - ADD_FAILURE(); - const bool has_nonfatal_failure = HasNonfatalFailureHelper(); - ClearCurrentTestPartResults(); - EXPECT_TRUE(has_nonfatal_failure); -} - -TEST(HasFailureTest, ReturnsFalseWhenThereIsNoFailure) { - EXPECT_FALSE(HasFailure()); -} - -TEST(HasFailureTest, ReturnsTrueWhenThereIsFatalFailure) { - FailFatally(); - const bool has_failure = HasFailure(); - ClearCurrentTestPartResults(); - EXPECT_TRUE(has_failure); -} - -TEST(HasFailureTest, ReturnsTrueWhenThereIsNonfatalFailure) { - ADD_FAILURE(); - const bool has_failure = HasFailure(); - ClearCurrentTestPartResults(); - EXPECT_TRUE(has_failure); -} - -TEST(HasFailureTest, ReturnsTrueWhenThereAreFatalAndNonfatalFailures) { - FailFatally(); - ADD_FAILURE(); - const bool has_failure = HasFailure(); - ClearCurrentTestPartResults(); - EXPECT_TRUE(has_failure); -} - -// A wrapper for calling HasFailure outside of a test body. -static bool HasFailureHelper() { return testing::Test::HasFailure(); } - -TEST(HasFailureTest, WorksOutsideOfTestBody) { - EXPECT_FALSE(HasFailureHelper()); -} - -TEST(HasFailureTest, WorksOutsideOfTestBody2) { - ADD_FAILURE(); - const bool has_failure = HasFailureHelper(); - ClearCurrentTestPartResults(); - EXPECT_TRUE(has_failure); -} - -class TestListener : public EmptyTestEventListener { - public: - TestListener() : on_start_counter_(NULL), is_destroyed_(NULL) {} - TestListener(int* on_start_counter, bool* is_destroyed) - : on_start_counter_(on_start_counter), - is_destroyed_(is_destroyed) {} - - virtual ~TestListener() { - if (is_destroyed_) - *is_destroyed_ = true; - } - - protected: - virtual void OnTestProgramStart(const UnitTest& /*unit_test*/) { - if (on_start_counter_ != NULL) - (*on_start_counter_)++; - } - - private: - int* on_start_counter_; - bool* is_destroyed_; -}; - -// Tests the constructor. -TEST(TestEventListenersTest, ConstructionWorks) { - TestEventListeners listeners; - - EXPECT_TRUE(TestEventListenersAccessor::GetRepeater(&listeners) != NULL); - EXPECT_TRUE(listeners.default_result_printer() == NULL); - EXPECT_TRUE(listeners.default_xml_generator() == NULL); -} - -// Tests that the TestEventListeners destructor deletes all the listeners it -// owns. -TEST(TestEventListenersTest, DestructionWorks) { - bool default_result_printer_is_destroyed = false; - bool default_xml_printer_is_destroyed = false; - bool extra_listener_is_destroyed = false; - TestListener* default_result_printer = new TestListener( - NULL, &default_result_printer_is_destroyed); - TestListener* default_xml_printer = new TestListener( - NULL, &default_xml_printer_is_destroyed); - TestListener* extra_listener = new TestListener( - NULL, &extra_listener_is_destroyed); - - { - TestEventListeners listeners; - TestEventListenersAccessor::SetDefaultResultPrinter(&listeners, - default_result_printer); - TestEventListenersAccessor::SetDefaultXmlGenerator(&listeners, - default_xml_printer); - listeners.Append(extra_listener); - } - EXPECT_TRUE(default_result_printer_is_destroyed); - EXPECT_TRUE(default_xml_printer_is_destroyed); - EXPECT_TRUE(extra_listener_is_destroyed); -} - -// Tests that a listener Append'ed to a TestEventListeners list starts -// receiving events. -TEST(TestEventListenersTest, Append) { - int on_start_counter = 0; - bool is_destroyed = false; - TestListener* listener = new TestListener(&on_start_counter, &is_destroyed); - { - TestEventListeners listeners; - listeners.Append(listener); - TestEventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart( - *UnitTest::GetInstance()); - EXPECT_EQ(1, on_start_counter); - } - EXPECT_TRUE(is_destroyed); -} - -// Tests that listeners receive events in the order they were appended to -// the list, except for *End requests, which must be received in the reverse -// order. -class SequenceTestingListener : public EmptyTestEventListener { - public: - SequenceTestingListener(std::vector<std::string>* vector, const char* id) - : vector_(vector), id_(id) {} - - protected: - virtual void OnTestProgramStart(const UnitTest& /*unit_test*/) { - vector_->push_back(GetEventDescription("OnTestProgramStart")); - } - - virtual void OnTestProgramEnd(const UnitTest& /*unit_test*/) { - vector_->push_back(GetEventDescription("OnTestProgramEnd")); - } - - virtual void OnTestIterationStart(const UnitTest& /*unit_test*/, - int /*iteration*/) { - vector_->push_back(GetEventDescription("OnTestIterationStart")); - } - - virtual void OnTestIterationEnd(const UnitTest& /*unit_test*/, - int /*iteration*/) { - vector_->push_back(GetEventDescription("OnTestIterationEnd")); - } - - private: - std::string GetEventDescription(const char* method) { - Message message; - message << id_ << "." << method; - return message.GetString(); - } - - std::vector<std::string>* vector_; - const char* const id_; - - GTEST_DISALLOW_COPY_AND_ASSIGN_(SequenceTestingListener); -}; - -TEST(EventListenerTest, AppendKeepsOrder) { - std::vector<std::string> vec; - TestEventListeners listeners; - listeners.Append(new SequenceTestingListener(&vec, "1st")); - listeners.Append(new SequenceTestingListener(&vec, "2nd")); - listeners.Append(new SequenceTestingListener(&vec, "3rd")); - - TestEventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart( - *UnitTest::GetInstance()); - ASSERT_EQ(3U, vec.size()); - EXPECT_STREQ("1st.OnTestProgramStart", vec[0].c_str()); - EXPECT_STREQ("2nd.OnTestProgramStart", vec[1].c_str()); - EXPECT_STREQ("3rd.OnTestProgramStart", vec[2].c_str()); - - vec.clear(); - TestEventListenersAccessor::GetRepeater(&listeners)->OnTestProgramEnd( - *UnitTest::GetInstance()); - ASSERT_EQ(3U, vec.size()); - EXPECT_STREQ("3rd.OnTestProgramEnd", vec[0].c_str()); - EXPECT_STREQ("2nd.OnTestProgramEnd", vec[1].c_str()); - EXPECT_STREQ("1st.OnTestProgramEnd", vec[2].c_str()); - - vec.clear(); - TestEventListenersAccessor::GetRepeater(&listeners)->OnTestIterationStart( - *UnitTest::GetInstance(), 0); - ASSERT_EQ(3U, vec.size()); - EXPECT_STREQ("1st.OnTestIterationStart", vec[0].c_str()); - EXPECT_STREQ("2nd.OnTestIterationStart", vec[1].c_str()); - EXPECT_STREQ("3rd.OnTestIterationStart", vec[2].c_str()); - - vec.clear(); - TestEventListenersAccessor::GetRepeater(&listeners)->OnTestIterationEnd( - *UnitTest::GetInstance(), 0); - ASSERT_EQ(3U, vec.size()); - EXPECT_STREQ("3rd.OnTestIterationEnd", vec[0].c_str()); - EXPECT_STREQ("2nd.OnTestIterationEnd", vec[1].c_str()); - EXPECT_STREQ("1st.OnTestIterationEnd", vec[2].c_str()); -} - -// Tests that a listener removed from a TestEventListeners list stops receiving -// events and is not deleted when the list is destroyed. -TEST(TestEventListenersTest, Release) { - int on_start_counter = 0; - bool is_destroyed = false; - // Although Append passes the ownership of this object to the list, - // the following calls release it, and we need to delete it before the - // test ends. - TestListener* listener = new TestListener(&on_start_counter, &is_destroyed); - { - TestEventListeners listeners; - listeners.Append(listener); - EXPECT_EQ(listener, listeners.Release(listener)); - TestEventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart( - *UnitTest::GetInstance()); - EXPECT_TRUE(listeners.Release(listener) == NULL); - } - EXPECT_EQ(0, on_start_counter); - EXPECT_FALSE(is_destroyed); - delete listener; -} - -// Tests that no events are forwarded when event forwarding is disabled. -TEST(EventListenerTest, SuppressEventForwarding) { - int on_start_counter = 0; - TestListener* listener = new TestListener(&on_start_counter, NULL); - - TestEventListeners listeners; - listeners.Append(listener); - ASSERT_TRUE(TestEventListenersAccessor::EventForwardingEnabled(listeners)); - TestEventListenersAccessor::SuppressEventForwarding(&listeners); - ASSERT_FALSE(TestEventListenersAccessor::EventForwardingEnabled(listeners)); - TestEventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart( - *UnitTest::GetInstance()); - EXPECT_EQ(0, on_start_counter); -} - -// Tests that events generated by Google Test are not forwarded in -// death test subprocesses. -TEST(EventListenerDeathTest, EventsNotForwardedInDeathTestSubprecesses) { - EXPECT_DEATH_IF_SUPPORTED({ - GTEST_CHECK_(TestEventListenersAccessor::EventForwardingEnabled( - *GetUnitTestImpl()->listeners())) << "expected failure";}, - "expected failure"); -} - -// Tests that a listener installed via SetDefaultResultPrinter() starts -// receiving events and is returned via default_result_printer() and that -// the previous default_result_printer is removed from the list and deleted. -TEST(EventListenerTest, default_result_printer) { - int on_start_counter = 0; - bool is_destroyed = false; - TestListener* listener = new TestListener(&on_start_counter, &is_destroyed); - - TestEventListeners listeners; - TestEventListenersAccessor::SetDefaultResultPrinter(&listeners, listener); - - EXPECT_EQ(listener, listeners.default_result_printer()); - - TestEventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart( - *UnitTest::GetInstance()); - - EXPECT_EQ(1, on_start_counter); - - // Replacing default_result_printer with something else should remove it - // from the list and destroy it. - TestEventListenersAccessor::SetDefaultResultPrinter(&listeners, NULL); - - EXPECT_TRUE(listeners.default_result_printer() == NULL); - EXPECT_TRUE(is_destroyed); - - // After broadcasting an event the counter is still the same, indicating - // the listener is not in the list anymore. - TestEventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart( - *UnitTest::GetInstance()); - EXPECT_EQ(1, on_start_counter); -} - -// Tests that the default_result_printer listener stops receiving events -// when removed via Release and that is not owned by the list anymore. -TEST(EventListenerTest, RemovingDefaultResultPrinterWorks) { - int on_start_counter = 0; - bool is_destroyed = false; - // Although Append passes the ownership of this object to the list, - // the following calls release it, and we need to delete it before the - // test ends. - TestListener* listener = new TestListener(&on_start_counter, &is_destroyed); - { - TestEventListeners listeners; - TestEventListenersAccessor::SetDefaultResultPrinter(&listeners, listener); - - EXPECT_EQ(listener, listeners.Release(listener)); - EXPECT_TRUE(listeners.default_result_printer() == NULL); - EXPECT_FALSE(is_destroyed); - - // Broadcasting events now should not affect default_result_printer. - TestEventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart( - *UnitTest::GetInstance()); - EXPECT_EQ(0, on_start_counter); - } - // Destroying the list should not affect the listener now, too. - EXPECT_FALSE(is_destroyed); - delete listener; -} - -// Tests that a listener installed via SetDefaultXmlGenerator() starts -// receiving events and is returned via default_xml_generator() and that -// the previous default_xml_generator is removed from the list and deleted. -TEST(EventListenerTest, default_xml_generator) { - int on_start_counter = 0; - bool is_destroyed = false; - TestListener* listener = new TestListener(&on_start_counter, &is_destroyed); - - TestEventListeners listeners; - TestEventListenersAccessor::SetDefaultXmlGenerator(&listeners, listener); - - EXPECT_EQ(listener, listeners.default_xml_generator()); - - TestEventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart( - *UnitTest::GetInstance()); - - EXPECT_EQ(1, on_start_counter); - - // Replacing default_xml_generator with something else should remove it - // from the list and destroy it. - TestEventListenersAccessor::SetDefaultXmlGenerator(&listeners, NULL); - - EXPECT_TRUE(listeners.default_xml_generator() == NULL); - EXPECT_TRUE(is_destroyed); - - // After broadcasting an event the counter is still the same, indicating - // the listener is not in the list anymore. - TestEventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart( - *UnitTest::GetInstance()); - EXPECT_EQ(1, on_start_counter); -} - -// Tests that the default_xml_generator listener stops receiving events -// when removed via Release and that is not owned by the list anymore. -TEST(EventListenerTest, RemovingDefaultXmlGeneratorWorks) { - int on_start_counter = 0; - bool is_destroyed = false; - // Although Append passes the ownership of this object to the list, - // the following calls release it, and we need to delete it before the - // test ends. - TestListener* listener = new TestListener(&on_start_counter, &is_destroyed); - { - TestEventListeners listeners; - TestEventListenersAccessor::SetDefaultXmlGenerator(&listeners, listener); - - EXPECT_EQ(listener, listeners.Release(listener)); - EXPECT_TRUE(listeners.default_xml_generator() == NULL); - EXPECT_FALSE(is_destroyed); - - // Broadcasting events now should not affect default_xml_generator. - TestEventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart( - *UnitTest::GetInstance()); - EXPECT_EQ(0, on_start_counter); - } - // Destroying the list should not affect the listener now, too. - EXPECT_FALSE(is_destroyed); - delete listener; -} - -// Sanity tests to ensure that the alternative, verbose spellings of -// some of the macros work. We don't test them thoroughly as that -// would be quite involved. Since their implementations are -// straightforward, and they are rarely used, we'll just rely on the -// users to tell us when they are broken. -GTEST_TEST(AlternativeNameTest, Works) { // GTEST_TEST is the same as TEST. - GTEST_SUCCEED() << "OK"; // GTEST_SUCCEED is the same as SUCCEED. - - // GTEST_FAIL is the same as FAIL. - EXPECT_FATAL_FAILURE(GTEST_FAIL() << "An expected failure", - "An expected failure"); - - // GTEST_ASSERT_XY is the same as ASSERT_XY. - - GTEST_ASSERT_EQ(0, 0); - EXPECT_FATAL_FAILURE(GTEST_ASSERT_EQ(0, 1) << "An expected failure", - "An expected failure"); - EXPECT_FATAL_FAILURE(GTEST_ASSERT_EQ(1, 0) << "An expected failure", - "An expected failure"); - - GTEST_ASSERT_NE(0, 1); - GTEST_ASSERT_NE(1, 0); - EXPECT_FATAL_FAILURE(GTEST_ASSERT_NE(0, 0) << "An expected failure", - "An expected failure"); - - GTEST_ASSERT_LE(0, 0); - GTEST_ASSERT_LE(0, 1); - EXPECT_FATAL_FAILURE(GTEST_ASSERT_LE(1, 0) << "An expected failure", - "An expected failure"); - - GTEST_ASSERT_LT(0, 1); - EXPECT_FATAL_FAILURE(GTEST_ASSERT_LT(0, 0) << "An expected failure", - "An expected failure"); - EXPECT_FATAL_FAILURE(GTEST_ASSERT_LT(1, 0) << "An expected failure", - "An expected failure"); - - GTEST_ASSERT_GE(0, 0); - GTEST_ASSERT_GE(1, 0); - EXPECT_FATAL_FAILURE(GTEST_ASSERT_GE(0, 1) << "An expected failure", - "An expected failure"); - - GTEST_ASSERT_GT(1, 0); - EXPECT_FATAL_FAILURE(GTEST_ASSERT_GT(0, 1) << "An expected failure", - "An expected failure"); - EXPECT_FATAL_FAILURE(GTEST_ASSERT_GT(1, 1) << "An expected failure", - "An expected failure"); -} - -// Tests for internal utilities necessary for implementation of the universal -// printing. -// TODO(vladl@google.com): Find a better home for them. - -class ConversionHelperBase {}; -class ConversionHelperDerived : public ConversionHelperBase {}; - -// Tests that IsAProtocolMessage<T>::value is a compile-time constant. -TEST(IsAProtocolMessageTest, ValueIsCompileTimeConstant) { - GTEST_COMPILE_ASSERT_(IsAProtocolMessage<ProtocolMessage>::value, - const_true); - GTEST_COMPILE_ASSERT_(!IsAProtocolMessage<int>::value, const_false); -} - -// Tests that IsAProtocolMessage<T>::value is true when T is -// proto2::Message or a sub-class of it. -TEST(IsAProtocolMessageTest, ValueIsTrueWhenTypeIsAProtocolMessage) { - EXPECT_TRUE(IsAProtocolMessage< ::proto2::Message>::value); - EXPECT_TRUE(IsAProtocolMessage<ProtocolMessage>::value); -} - -// Tests that IsAProtocolMessage<T>::value is false when T is neither -// ProtocolMessage nor a sub-class of it. -TEST(IsAProtocolMessageTest, ValueIsFalseWhenTypeIsNotAProtocolMessage) { - EXPECT_FALSE(IsAProtocolMessage<int>::value); - EXPECT_FALSE(IsAProtocolMessage<const ConversionHelperBase>::value); -} - -// Tests that CompileAssertTypesEqual compiles when the type arguments are -// equal. -TEST(CompileAssertTypesEqual, CompilesWhenTypesAreEqual) { - CompileAssertTypesEqual<void, void>(); - CompileAssertTypesEqual<int*, int*>(); -} - -// Tests that RemoveReference does not affect non-reference types. -TEST(RemoveReferenceTest, DoesNotAffectNonReferenceType) { - CompileAssertTypesEqual<int, RemoveReference<int>::type>(); - CompileAssertTypesEqual<const char, RemoveReference<const char>::type>(); -} - -// Tests that RemoveReference removes reference from reference types. -TEST(RemoveReferenceTest, RemovesReference) { - CompileAssertTypesEqual<int, RemoveReference<int&>::type>(); - CompileAssertTypesEqual<const char, RemoveReference<const char&>::type>(); -} - -// Tests GTEST_REMOVE_REFERENCE_. - -template <typename T1, typename T2> -void TestGTestRemoveReference() { - CompileAssertTypesEqual<T1, GTEST_REMOVE_REFERENCE_(T2)>(); -} - -TEST(RemoveReferenceTest, MacroVersion) { - TestGTestRemoveReference<int, int>(); - TestGTestRemoveReference<const char, const char&>(); -} - - -// Tests that RemoveConst does not affect non-const types. -TEST(RemoveConstTest, DoesNotAffectNonConstType) { - CompileAssertTypesEqual<int, RemoveConst<int>::type>(); - CompileAssertTypesEqual<char&, RemoveConst<char&>::type>(); -} - -// Tests that RemoveConst removes const from const types. -TEST(RemoveConstTest, RemovesConst) { - CompileAssertTypesEqual<int, RemoveConst<const int>::type>(); - CompileAssertTypesEqual<char[2], RemoveConst<const char[2]>::type>(); - CompileAssertTypesEqual<char[2][3], RemoveConst<const char[2][3]>::type>(); -} - -// Tests GTEST_REMOVE_CONST_. - -template <typename T1, typename T2> -void TestGTestRemoveConst() { - CompileAssertTypesEqual<T1, GTEST_REMOVE_CONST_(T2)>(); -} - -TEST(RemoveConstTest, MacroVersion) { - TestGTestRemoveConst<int, int>(); - TestGTestRemoveConst<double&, double&>(); - TestGTestRemoveConst<char, const char>(); -} - -// Tests GTEST_REMOVE_REFERENCE_AND_CONST_. - -template <typename T1, typename T2> -void TestGTestRemoveReferenceAndConst() { - CompileAssertTypesEqual<T1, GTEST_REMOVE_REFERENCE_AND_CONST_(T2)>(); -} - -TEST(RemoveReferenceToConstTest, Works) { - TestGTestRemoveReferenceAndConst<int, int>(); - TestGTestRemoveReferenceAndConst<double, double&>(); - TestGTestRemoveReferenceAndConst<char, const char>(); - TestGTestRemoveReferenceAndConst<char, const char&>(); - TestGTestRemoveReferenceAndConst<const char*, const char*>(); -} - -// Tests that AddReference does not affect reference types. -TEST(AddReferenceTest, DoesNotAffectReferenceType) { - CompileAssertTypesEqual<int&, AddReference<int&>::type>(); - CompileAssertTypesEqual<const char&, AddReference<const char&>::type>(); -} - -// Tests that AddReference adds reference to non-reference types. -TEST(AddReferenceTest, AddsReference) { - CompileAssertTypesEqual<int&, AddReference<int>::type>(); - CompileAssertTypesEqual<const char&, AddReference<const char>::type>(); -} - -// Tests GTEST_ADD_REFERENCE_. - -template <typename T1, typename T2> -void TestGTestAddReference() { - CompileAssertTypesEqual<T1, GTEST_ADD_REFERENCE_(T2)>(); -} - -TEST(AddReferenceTest, MacroVersion) { - TestGTestAddReference<int&, int>(); - TestGTestAddReference<const char&, const char&>(); -} - -// Tests GTEST_REFERENCE_TO_CONST_. - -template <typename T1, typename T2> -void TestGTestReferenceToConst() { - CompileAssertTypesEqual<T1, GTEST_REFERENCE_TO_CONST_(T2)>(); -} - -TEST(GTestReferenceToConstTest, Works) { - TestGTestReferenceToConst<const char&, char>(); - TestGTestReferenceToConst<const int&, const int>(); - TestGTestReferenceToConst<const double&, double>(); - TestGTestReferenceToConst<const std::string&, const std::string&>(); -} - -// Tests that ImplicitlyConvertible<T1, T2>::value is a compile-time constant. -TEST(ImplicitlyConvertibleTest, ValueIsCompileTimeConstant) { - GTEST_COMPILE_ASSERT_((ImplicitlyConvertible<int, int>::value), const_true); - GTEST_COMPILE_ASSERT_((!ImplicitlyConvertible<void*, int*>::value), - const_false); -} - -// Tests that ImplicitlyConvertible<T1, T2>::value is true when T1 can -// be implicitly converted to T2. -TEST(ImplicitlyConvertibleTest, ValueIsTrueWhenConvertible) { - EXPECT_TRUE((ImplicitlyConvertible<int, double>::value)); - EXPECT_TRUE((ImplicitlyConvertible<double, int>::value)); - EXPECT_TRUE((ImplicitlyConvertible<int*, void*>::value)); - EXPECT_TRUE((ImplicitlyConvertible<int*, const int*>::value)); - EXPECT_TRUE((ImplicitlyConvertible<ConversionHelperDerived&, - const ConversionHelperBase&>::value)); - EXPECT_TRUE((ImplicitlyConvertible<const ConversionHelperBase, - ConversionHelperBase>::value)); -} - -// Tests that ImplicitlyConvertible<T1, T2>::value is false when T1 -// cannot be implicitly converted to T2. -TEST(ImplicitlyConvertibleTest, ValueIsFalseWhenNotConvertible) { - EXPECT_FALSE((ImplicitlyConvertible<double, int*>::value)); - EXPECT_FALSE((ImplicitlyConvertible<void*, int*>::value)); - EXPECT_FALSE((ImplicitlyConvertible<const int*, int*>::value)); - EXPECT_FALSE((ImplicitlyConvertible<ConversionHelperBase&, - ConversionHelperDerived&>::value)); -} - -// Tests IsContainerTest. - -class NonContainer {}; - -TEST(IsContainerTestTest, WorksForNonContainer) { - EXPECT_EQ(sizeof(IsNotContainer), sizeof(IsContainerTest<int>(0))); - EXPECT_EQ(sizeof(IsNotContainer), sizeof(IsContainerTest<char[5]>(0))); - EXPECT_EQ(sizeof(IsNotContainer), sizeof(IsContainerTest<NonContainer>(0))); -} - -TEST(IsContainerTestTest, WorksForContainer) { - EXPECT_EQ(sizeof(IsContainer), - sizeof(IsContainerTest<std::vector<bool> >(0))); - EXPECT_EQ(sizeof(IsContainer), - sizeof(IsContainerTest<std::map<int, double> >(0))); -} - -#if GTEST_LANG_CXX11 -struct ConstOnlyContainerWithPointerIterator { - using const_iterator = int*; - const_iterator begin() const; - const_iterator end() const; -}; - -struct ConstOnlyContainerWithClassIterator { - struct const_iterator { - const int& operator*() const; - const_iterator& operator++(/* pre-increment */); - }; - const_iterator begin() const; - const_iterator end() const; -}; - -TEST(IsContainerTestTest, ConstOnlyContainer) { - EXPECT_EQ(sizeof(IsContainer), - sizeof(IsContainerTest<ConstOnlyContainerWithPointerIterator>(0))); - EXPECT_EQ(sizeof(IsContainer), - sizeof(IsContainerTest<ConstOnlyContainerWithClassIterator>(0))); -} -#endif // GTEST_LANG_CXX11 - -// Tests IsHashTable. -struct AHashTable { - typedef void hasher; -}; -struct NotReallyAHashTable { - typedef void hasher; - typedef void reverse_iterator; -}; -TEST(IsHashTable, Basic) { - EXPECT_TRUE(testing::internal::IsHashTable<AHashTable>::value); - EXPECT_FALSE(testing::internal::IsHashTable<NotReallyAHashTable>::value); -#if GTEST_LANG_CXX11 - EXPECT_FALSE(testing::internal::IsHashTable<std::vector<int>>::value); - EXPECT_TRUE(testing::internal::IsHashTable<std::unordered_set<int>>::value); -#endif // GTEST_LANG_CXX11 -#if GTEST_HAS_HASH_SET_ - EXPECT_TRUE(testing::internal::IsHashTable<__gnu_cxx::hash_set<int>>::value); -#endif // GTEST_HAS_HASH_SET_ -} - -// Tests ArrayEq(). - -TEST(ArrayEqTest, WorksForDegeneratedArrays) { - EXPECT_TRUE(ArrayEq(5, 5L)); - EXPECT_FALSE(ArrayEq('a', 0)); -} - -TEST(ArrayEqTest, WorksForOneDimensionalArrays) { - // Note that a and b are distinct but compatible types. - const int a[] = { 0, 1 }; - long b[] = { 0, 1 }; - EXPECT_TRUE(ArrayEq(a, b)); - EXPECT_TRUE(ArrayEq(a, 2, b)); - - b[0] = 2; - EXPECT_FALSE(ArrayEq(a, b)); - EXPECT_FALSE(ArrayEq(a, 1, b)); -} - -TEST(ArrayEqTest, WorksForTwoDimensionalArrays) { - const char a[][3] = { "hi", "lo" }; - const char b[][3] = { "hi", "lo" }; - const char c[][3] = { "hi", "li" }; - - EXPECT_TRUE(ArrayEq(a, b)); - EXPECT_TRUE(ArrayEq(a, 2, b)); - - EXPECT_FALSE(ArrayEq(a, c)); - EXPECT_FALSE(ArrayEq(a, 2, c)); -} - -// Tests ArrayAwareFind(). - -TEST(ArrayAwareFindTest, WorksForOneDimensionalArray) { - const char a[] = "hello"; - EXPECT_EQ(a + 4, ArrayAwareFind(a, a + 5, 'o')); - EXPECT_EQ(a + 5, ArrayAwareFind(a, a + 5, 'x')); -} - -TEST(ArrayAwareFindTest, WorksForTwoDimensionalArray) { - int a[][2] = { { 0, 1 }, { 2, 3 }, { 4, 5 } }; - const int b[2] = { 2, 3 }; - EXPECT_EQ(a + 1, ArrayAwareFind(a, a + 3, b)); - - const int c[2] = { 6, 7 }; - EXPECT_EQ(a + 3, ArrayAwareFind(a, a + 3, c)); -} - -// Tests CopyArray(). - -TEST(CopyArrayTest, WorksForDegeneratedArrays) { - int n = 0; - CopyArray('a', &n); - EXPECT_EQ('a', n); -} - -TEST(CopyArrayTest, WorksForOneDimensionalArrays) { - const char a[3] = "hi"; - int b[3]; -#ifndef __BORLANDC__ // C++Builder cannot compile some array size deductions. - CopyArray(a, &b); - EXPECT_TRUE(ArrayEq(a, b)); -#endif - - int c[3]; - CopyArray(a, 3, c); - EXPECT_TRUE(ArrayEq(a, c)); -} - -TEST(CopyArrayTest, WorksForTwoDimensionalArrays) { - const int a[2][3] = { { 0, 1, 2 }, { 3, 4, 5 } }; - int b[2][3]; -#ifndef __BORLANDC__ // C++Builder cannot compile some array size deductions. - CopyArray(a, &b); - EXPECT_TRUE(ArrayEq(a, b)); -#endif - - int c[2][3]; - CopyArray(a, 2, c); - EXPECT_TRUE(ArrayEq(a, c)); -} - -// Tests NativeArray. - -TEST(NativeArrayTest, ConstructorFromArrayWorks) { - const int a[3] = { 0, 1, 2 }; - NativeArray<int> na(a, 3, RelationToSourceReference()); - EXPECT_EQ(3U, na.size()); - EXPECT_EQ(a, na.begin()); -} - -TEST(NativeArrayTest, CreatesAndDeletesCopyOfArrayWhenAskedTo) { - typedef int Array[2]; - Array* a = new Array[1]; - (*a)[0] = 0; - (*a)[1] = 1; - NativeArray<int> na(*a, 2, RelationToSourceCopy()); - EXPECT_NE(*a, na.begin()); - delete[] a; - EXPECT_EQ(0, na.begin()[0]); - EXPECT_EQ(1, na.begin()[1]); - - // We rely on the heap checker to verify that na deletes the copy of - // array. -} - -TEST(NativeArrayTest, TypeMembersAreCorrect) { - StaticAssertTypeEq<char, NativeArray<char>::value_type>(); - StaticAssertTypeEq<int[2], NativeArray<int[2]>::value_type>(); - - StaticAssertTypeEq<const char*, NativeArray<char>::const_iterator>(); - StaticAssertTypeEq<const bool(*)[2], NativeArray<bool[2]>::const_iterator>(); -} - -TEST(NativeArrayTest, MethodsWork) { - const int a[3] = { 0, 1, 2 }; - NativeArray<int> na(a, 3, RelationToSourceCopy()); - ASSERT_EQ(3U, na.size()); - EXPECT_EQ(3, na.end() - na.begin()); - - NativeArray<int>::const_iterator it = na.begin(); - EXPECT_EQ(0, *it); - ++it; - EXPECT_EQ(1, *it); - it++; - EXPECT_EQ(2, *it); - ++it; - EXPECT_EQ(na.end(), it); - - EXPECT_TRUE(na == na); - - NativeArray<int> na2(a, 3, RelationToSourceReference()); - EXPECT_TRUE(na == na2); - - const int b1[3] = { 0, 1, 1 }; - const int b2[4] = { 0, 1, 2, 3 }; - EXPECT_FALSE(na == NativeArray<int>(b1, 3, RelationToSourceReference())); - EXPECT_FALSE(na == NativeArray<int>(b2, 4, RelationToSourceCopy())); -} - -TEST(NativeArrayTest, WorksForTwoDimensionalArray) { - const char a[2][3] = { "hi", "lo" }; - NativeArray<char[3]> na(a, 2, RelationToSourceReference()); - ASSERT_EQ(2U, na.size()); - EXPECT_EQ(a, na.begin()); -} - -// Tests SkipPrefix(). - -TEST(SkipPrefixTest, SkipsWhenPrefixMatches) { - const char* const str = "hello"; - - const char* p = str; - EXPECT_TRUE(SkipPrefix("", &p)); - EXPECT_EQ(str, p); - - p = str; - EXPECT_TRUE(SkipPrefix("hell", &p)); - EXPECT_EQ(str + 4, p); -} - -TEST(SkipPrefixTest, DoesNotSkipWhenPrefixDoesNotMatch) { - const char* const str = "world"; - - const char* p = str; - EXPECT_FALSE(SkipPrefix("W", &p)); - EXPECT_EQ(str, p); - - p = str; - EXPECT_FALSE(SkipPrefix("world!", &p)); - EXPECT_EQ(str, p); -} - -// Tests ad_hoc_test_result(). - -class AdHocTestResultTest : public testing::Test { - protected: - static void SetUpTestCase() { - FAIL() << "A failure happened inside SetUpTestCase()."; - } -}; - -TEST_F(AdHocTestResultTest, AdHocTestResultForTestCaseShowsFailure) { - const testing::TestResult& test_result = testing::UnitTest::GetInstance() - ->current_test_case() - ->ad_hoc_test_result(); - EXPECT_TRUE(test_result.Failed()); -} - -TEST_F(AdHocTestResultTest, AdHocTestResultTestForUnitTestDoesNotShowFailure) { - const testing::TestResult& test_result = - testing::UnitTest::GetInstance()->ad_hoc_test_result(); - EXPECT_FALSE(test_result.Failed()); -} |