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Diffstat (limited to 'lib/gmock-1.7.0/gtest/test/gtest_unittest.cc')
| -rw-r--r-- | lib/gmock-1.7.0/gtest/test/gtest_unittest.cc | 7415 |
1 files changed, 0 insertions, 7415 deletions
diff --git a/lib/gmock-1.7.0/gtest/test/gtest_unittest.cc b/lib/gmock-1.7.0/gtest/test/gtest_unittest.cc deleted file mode 100644 index 0cab07d156..0000000000 --- a/lib/gmock-1.7.0/gtest/test/gtest_unittest.cc +++ /dev/null @@ -1,7415 +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 #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> - -#include "gtest/gtest-spi.h" - -// Indicates that this translation unit is part of Google Test's -// implementation. It must come before gtest-internal-inl.h is -// included, or there will be a compiler error. This trick is to -// prevent a user from accidentally including gtest-internal-inl.h in -// his code. -#define GTEST_IMPLEMENTATION_ 1 -#include "src/gtest-internal-inl.h" -#undef GTEST_IMPLEMENTATION_ - -namespace testing { -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 string& message) { output_ += message; } - - string output_; - }; - - StreamingListenerTest() - : fake_sock_writer_(new FakeSocketWriter), - streamer_(fake_sock_writer_), - test_info_obj_("FooTest", "Bar", NULL, NULL, 0, NULL) {} - - protected: - 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::kMaxStackTraceDepth; -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::ParseInt32Flag; -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::WideStringToUtf8; -using testing::internal::kCopy; -using testing::internal::kMaxRandomSeed; -using testing::internal::kReference; -using testing::internal::kTestTypeIdInGoogleTest; -using testing::internal::scoped_ptr; - -#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 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; -#if _MSC_VER -# pragma warning(push) // Saves the current warning state. -# pragma warning(disable:4996) // Temporarily disables warning 4996 - // (function or variable may be unsafe - // for getenv, function is deprecated for - // strdup). - if (getenv("TZ")) - saved_tz_ = strdup(getenv("TZ")); -# pragma warning(pop) // Restores the warning state again. -#else - if (getenv("TZ")) - saved_tz_ = strdup(getenv("TZ")); -#endif - - // 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 - // ...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()); -# pragma warning(push) // Saves the current warning state. -# pragma warning(disable:4996) // Temporarily disables warning 4996 - // (function is deprecated). - tzset(); -# pragma warning(pop) // Restores the warning state again. -#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 accomodate 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(AssertHelper |