Index: source/libvpx/third_party/googletest/src/test/gtest-port_test.cc |
=================================================================== |
--- source/libvpx/third_party/googletest/src/test/gtest-port_test.cc (revision 232233) |
+++ source/libvpx/third_party/googletest/src/test/gtest-port_test.cc (working copy) |
@@ -1,1206 +0,0 @@ |
-// Copyright 2008, 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. |
-// |
-// Authors: vladl@google.com (Vlad Losev), wan@google.com (Zhanyong Wan) |
-// |
-// This file tests the internal cross-platform support utilities. |
- |
-#include "gtest/internal/gtest-port.h" |
- |
-#include <stdio.h> |
- |
-#if GTEST_OS_MAC |
-# include <time.h> |
-#endif // GTEST_OS_MAC |
- |
-#include <list> |
-#include <utility> // For std::pair and std::make_pair. |
-#include <vector> |
- |
-#include "gtest/gtest.h" |
-#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_ |
- |
-using std::make_pair; |
-using std::pair; |
- |
-namespace testing { |
-namespace internal { |
- |
-class Base { |
- public: |
- // Copy constructor and assignment operator do exactly what we need, so we |
- // use them. |
- Base() : member_(0) {} |
- explicit Base(int n) : member_(n) {} |
- virtual ~Base() {} |
- int member() { return member_; } |
- |
- private: |
- int member_; |
-}; |
- |
-class Derived : public Base { |
- public: |
- explicit Derived(int n) : Base(n) {} |
-}; |
- |
-TEST(ImplicitCastTest, ConvertsPointers) { |
- Derived derived(0); |
- EXPECT_TRUE(&derived == ::testing::internal::ImplicitCast_<Base*>(&derived)); |
-} |
- |
-TEST(ImplicitCastTest, CanUseInheritance) { |
- Derived derived(1); |
- Base base = ::testing::internal::ImplicitCast_<Base>(derived); |
- EXPECT_EQ(derived.member(), base.member()); |
-} |
- |
-class Castable { |
- public: |
- Castable(bool* converted) : converted_(converted) {} |
- operator Base() { |
- *converted_ = true; |
- return Base(); |
- } |
- |
- private: |
- bool* converted_; |
-}; |
- |
-TEST(ImplicitCastTest, CanUseNonConstCastOperator) { |
- bool converted = false; |
- Castable castable(&converted); |
- Base base = ::testing::internal::ImplicitCast_<Base>(castable); |
- EXPECT_TRUE(converted); |
-} |
- |
-class ConstCastable { |
- public: |
- ConstCastable(bool* converted) : converted_(converted) {} |
- operator Base() const { |
- *converted_ = true; |
- return Base(); |
- } |
- |
- private: |
- bool* converted_; |
-}; |
- |
-TEST(ImplicitCastTest, CanUseConstCastOperatorOnConstValues) { |
- bool converted = false; |
- const ConstCastable const_castable(&converted); |
- Base base = ::testing::internal::ImplicitCast_<Base>(const_castable); |
- EXPECT_TRUE(converted); |
-} |
- |
-class ConstAndNonConstCastable { |
- public: |
- ConstAndNonConstCastable(bool* converted, bool* const_converted) |
- : converted_(converted), const_converted_(const_converted) {} |
- operator Base() { |
- *converted_ = true; |
- return Base(); |
- } |
- operator Base() const { |
- *const_converted_ = true; |
- return Base(); |
- } |
- |
- private: |
- bool* converted_; |
- bool* const_converted_; |
-}; |
- |
-TEST(ImplicitCastTest, CanSelectBetweenConstAndNonConstCasrAppropriately) { |
- bool converted = false; |
- bool const_converted = false; |
- ConstAndNonConstCastable castable(&converted, &const_converted); |
- Base base = ::testing::internal::ImplicitCast_<Base>(castable); |
- EXPECT_TRUE(converted); |
- EXPECT_FALSE(const_converted); |
- |
- converted = false; |
- const_converted = false; |
- const ConstAndNonConstCastable const_castable(&converted, &const_converted); |
- base = ::testing::internal::ImplicitCast_<Base>(const_castable); |
- EXPECT_FALSE(converted); |
- EXPECT_TRUE(const_converted); |
-} |
- |
-class To { |
- public: |
- To(bool* converted) { *converted = true; } // NOLINT |
-}; |
- |
-TEST(ImplicitCastTest, CanUseImplicitConstructor) { |
- bool converted = false; |
- To to = ::testing::internal::ImplicitCast_<To>(&converted); |
- (void)to; |
- EXPECT_TRUE(converted); |
-} |
- |
-TEST(IteratorTraitsTest, WorksForSTLContainerIterators) { |
- StaticAssertTypeEq<int, |
- IteratorTraits< ::std::vector<int>::const_iterator>::value_type>(); |
- StaticAssertTypeEq<bool, |
- IteratorTraits< ::std::list<bool>::iterator>::value_type>(); |
-} |
- |
-TEST(IteratorTraitsTest, WorksForPointerToNonConst) { |
- StaticAssertTypeEq<char, IteratorTraits<char*>::value_type>(); |
- StaticAssertTypeEq<const void*, IteratorTraits<const void**>::value_type>(); |
-} |
- |
-TEST(IteratorTraitsTest, WorksForPointerToConst) { |
- StaticAssertTypeEq<char, IteratorTraits<const char*>::value_type>(); |
- StaticAssertTypeEq<const void*, |
- IteratorTraits<const void* const*>::value_type>(); |
-} |
- |
-// Tests that the element_type typedef is available in scoped_ptr and refers |
-// to the parameter type. |
-TEST(ScopedPtrTest, DefinesElementType) { |
- StaticAssertTypeEq<int, ::testing::internal::scoped_ptr<int>::element_type>(); |
-} |
- |
-// TODO(vladl@google.com): Implement THE REST of scoped_ptr tests. |
- |
-TEST(GtestCheckSyntaxTest, BehavesLikeASingleStatement) { |
- if (AlwaysFalse()) |
- GTEST_CHECK_(false) << "This should never be executed; " |
- "It's a compilation test only."; |
- |
- if (AlwaysTrue()) |
- GTEST_CHECK_(true); |
- else |
- ; // NOLINT |
- |
- if (AlwaysFalse()) |
- ; // NOLINT |
- else |
- GTEST_CHECK_(true) << ""; |
-} |
- |
-TEST(GtestCheckSyntaxTest, WorksWithSwitch) { |
- switch (0) { |
- case 1: |
- break; |
- default: |
- GTEST_CHECK_(true); |
- } |
- |
- switch(0) |
- case 0: |
- GTEST_CHECK_(true) << "Check failed in switch case"; |
-} |
- |
-// Verifies behavior of FormatFileLocation. |
-TEST(FormatFileLocationTest, FormatsFileLocation) { |
- EXPECT_PRED_FORMAT2(IsSubstring, "foo.cc", FormatFileLocation("foo.cc", 42)); |
- EXPECT_PRED_FORMAT2(IsSubstring, "42", FormatFileLocation("foo.cc", 42)); |
-} |
- |
-TEST(FormatFileLocationTest, FormatsUnknownFile) { |
- EXPECT_PRED_FORMAT2( |
- IsSubstring, "unknown file", FormatFileLocation(NULL, 42)); |
- EXPECT_PRED_FORMAT2(IsSubstring, "42", FormatFileLocation(NULL, 42)); |
-} |
- |
-TEST(FormatFileLocationTest, FormatsUknownLine) { |
- EXPECT_EQ("foo.cc:", FormatFileLocation("foo.cc", -1)); |
-} |
- |
-TEST(FormatFileLocationTest, FormatsUknownFileAndLine) { |
- EXPECT_EQ("unknown file:", FormatFileLocation(NULL, -1)); |
-} |
- |
-// Verifies behavior of FormatCompilerIndependentFileLocation. |
-TEST(FormatCompilerIndependentFileLocationTest, FormatsFileLocation) { |
- EXPECT_EQ("foo.cc:42", FormatCompilerIndependentFileLocation("foo.cc", 42)); |
-} |
- |
-TEST(FormatCompilerIndependentFileLocationTest, FormatsUknownFile) { |
- EXPECT_EQ("unknown file:42", |
- FormatCompilerIndependentFileLocation(NULL, 42)); |
-} |
- |
-TEST(FormatCompilerIndependentFileLocationTest, FormatsUknownLine) { |
- EXPECT_EQ("foo.cc", FormatCompilerIndependentFileLocation("foo.cc", -1)); |
-} |
- |
-TEST(FormatCompilerIndependentFileLocationTest, FormatsUknownFileAndLine) { |
- EXPECT_EQ("unknown file", FormatCompilerIndependentFileLocation(NULL, -1)); |
-} |
- |
-#if GTEST_OS_MAC |
-void* ThreadFunc(void* data) { |
- pthread_mutex_t* mutex = static_cast<pthread_mutex_t*>(data); |
- pthread_mutex_lock(mutex); |
- pthread_mutex_unlock(mutex); |
- return NULL; |
-} |
- |
-TEST(GetThreadCountTest, ReturnsCorrectValue) { |
- EXPECT_EQ(1U, GetThreadCount()); |
- pthread_mutex_t mutex; |
- pthread_attr_t attr; |
- pthread_t thread_id; |
- |
- // TODO(vladl@google.com): turn mutex into internal::Mutex for automatic |
- // destruction. |
- pthread_mutex_init(&mutex, NULL); |
- pthread_mutex_lock(&mutex); |
- ASSERT_EQ(0, pthread_attr_init(&attr)); |
- ASSERT_EQ(0, pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE)); |
- |
- const int status = pthread_create(&thread_id, &attr, &ThreadFunc, &mutex); |
- ASSERT_EQ(0, pthread_attr_destroy(&attr)); |
- ASSERT_EQ(0, status); |
- EXPECT_EQ(2U, GetThreadCount()); |
- pthread_mutex_unlock(&mutex); |
- |
- void* dummy; |
- ASSERT_EQ(0, pthread_join(thread_id, &dummy)); |
- |
- // MacOS X may not immediately report the updated thread count after |
- // joining a thread, causing flakiness in this test. To counter that, we |
- // wait for up to .5 seconds for the OS to report the correct value. |
- for (int i = 0; i < 5; ++i) { |
- if (GetThreadCount() == 1) |
- break; |
- |
- SleepMilliseconds(100); |
- } |
- EXPECT_EQ(1U, GetThreadCount()); |
- pthread_mutex_destroy(&mutex); |
-} |
-#else |
-TEST(GetThreadCountTest, ReturnsZeroWhenUnableToCountThreads) { |
- EXPECT_EQ(0U, GetThreadCount()); |
-} |
-#endif // GTEST_OS_MAC |
- |
-TEST(GtestCheckDeathTest, DiesWithCorrectOutputOnFailure) { |
- const bool a_false_condition = false; |
- const char regex[] = |
-#ifdef _MSC_VER |
- "gtest-port_test\\.cc\\(\\d+\\):" |
-#elif GTEST_USES_POSIX_RE |
- "gtest-port_test\\.cc:[0-9]+" |
-#else |
- "gtest-port_test\\.cc:\\d+" |
-#endif // _MSC_VER |
- ".*a_false_condition.*Extra info.*"; |
- |
- EXPECT_DEATH_IF_SUPPORTED(GTEST_CHECK_(a_false_condition) << "Extra info", |
- regex); |
-} |
- |
-#if GTEST_HAS_DEATH_TEST |
- |
-TEST(GtestCheckDeathTest, LivesSilentlyOnSuccess) { |
- EXPECT_EXIT({ |
- GTEST_CHECK_(true) << "Extra info"; |
- ::std::cerr << "Success\n"; |
- exit(0); }, |
- ::testing::ExitedWithCode(0), "Success"); |
-} |
- |
-#endif // GTEST_HAS_DEATH_TEST |
- |
-// Verifies that Google Test choose regular expression engine appropriate to |
-// the platform. The test will produce compiler errors in case of failure. |
-// For simplicity, we only cover the most important platforms here. |
-TEST(RegexEngineSelectionTest, SelectsCorrectRegexEngine) { |
-#if GTEST_HAS_POSIX_RE |
- |
- EXPECT_TRUE(GTEST_USES_POSIX_RE); |
- |
-#else |
- |
- EXPECT_TRUE(GTEST_USES_SIMPLE_RE); |
- |
-#endif |
-} |
- |
-#if GTEST_USES_POSIX_RE |
- |
-# if GTEST_HAS_TYPED_TEST |
- |
-template <typename Str> |
-class RETest : public ::testing::Test {}; |
- |
-// Defines StringTypes as the list of all string types that class RE |
-// supports. |
-typedef testing::Types< |
- ::std::string, |
-# if GTEST_HAS_GLOBAL_STRING |
- ::string, |
-# endif // GTEST_HAS_GLOBAL_STRING |
- const char*> StringTypes; |
- |
-TYPED_TEST_CASE(RETest, StringTypes); |
- |
-// Tests RE's implicit constructors. |
-TYPED_TEST(RETest, ImplicitConstructorWorks) { |
- const RE empty(TypeParam("")); |
- EXPECT_STREQ("", empty.pattern()); |
- |
- const RE simple(TypeParam("hello")); |
- EXPECT_STREQ("hello", simple.pattern()); |
- |
- const RE normal(TypeParam(".*(\\w+)")); |
- EXPECT_STREQ(".*(\\w+)", normal.pattern()); |
-} |
- |
-// Tests that RE's constructors reject invalid regular expressions. |
-TYPED_TEST(RETest, RejectsInvalidRegex) { |
- EXPECT_NONFATAL_FAILURE({ |
- const RE invalid(TypeParam("?")); |
- }, "\"?\" is not a valid POSIX Extended regular expression."); |
-} |
- |
-// Tests RE::FullMatch(). |
-TYPED_TEST(RETest, FullMatchWorks) { |
- const RE empty(TypeParam("")); |
- EXPECT_TRUE(RE::FullMatch(TypeParam(""), empty)); |
- EXPECT_FALSE(RE::FullMatch(TypeParam("a"), empty)); |
- |
- const RE re(TypeParam("a.*z")); |
- EXPECT_TRUE(RE::FullMatch(TypeParam("az"), re)); |
- EXPECT_TRUE(RE::FullMatch(TypeParam("axyz"), re)); |
- EXPECT_FALSE(RE::FullMatch(TypeParam("baz"), re)); |
- EXPECT_FALSE(RE::FullMatch(TypeParam("azy"), re)); |
-} |
- |
-// Tests RE::PartialMatch(). |
-TYPED_TEST(RETest, PartialMatchWorks) { |
- const RE empty(TypeParam("")); |
- EXPECT_TRUE(RE::PartialMatch(TypeParam(""), empty)); |
- EXPECT_TRUE(RE::PartialMatch(TypeParam("a"), empty)); |
- |
- const RE re(TypeParam("a.*z")); |
- EXPECT_TRUE(RE::PartialMatch(TypeParam("az"), re)); |
- EXPECT_TRUE(RE::PartialMatch(TypeParam("axyz"), re)); |
- EXPECT_TRUE(RE::PartialMatch(TypeParam("baz"), re)); |
- EXPECT_TRUE(RE::PartialMatch(TypeParam("azy"), re)); |
- EXPECT_FALSE(RE::PartialMatch(TypeParam("zza"), re)); |
-} |
- |
-# endif // GTEST_HAS_TYPED_TEST |
- |
-#elif GTEST_USES_SIMPLE_RE |
- |
-TEST(IsInSetTest, NulCharIsNotInAnySet) { |
- EXPECT_FALSE(IsInSet('\0', "")); |
- EXPECT_FALSE(IsInSet('\0', "\0")); |
- EXPECT_FALSE(IsInSet('\0', "a")); |
-} |
- |
-TEST(IsInSetTest, WorksForNonNulChars) { |
- EXPECT_FALSE(IsInSet('a', "Ab")); |
- EXPECT_FALSE(IsInSet('c', "")); |
- |
- EXPECT_TRUE(IsInSet('b', "bcd")); |
- EXPECT_TRUE(IsInSet('b', "ab")); |
-} |
- |
-TEST(IsAsciiDigitTest, IsFalseForNonDigit) { |
- EXPECT_FALSE(IsAsciiDigit('\0')); |
- EXPECT_FALSE(IsAsciiDigit(' ')); |
- EXPECT_FALSE(IsAsciiDigit('+')); |
- EXPECT_FALSE(IsAsciiDigit('-')); |
- EXPECT_FALSE(IsAsciiDigit('.')); |
- EXPECT_FALSE(IsAsciiDigit('a')); |
-} |
- |
-TEST(IsAsciiDigitTest, IsTrueForDigit) { |
- EXPECT_TRUE(IsAsciiDigit('0')); |
- EXPECT_TRUE(IsAsciiDigit('1')); |
- EXPECT_TRUE(IsAsciiDigit('5')); |
- EXPECT_TRUE(IsAsciiDigit('9')); |
-} |
- |
-TEST(IsAsciiPunctTest, IsFalseForNonPunct) { |
- EXPECT_FALSE(IsAsciiPunct('\0')); |
- EXPECT_FALSE(IsAsciiPunct(' ')); |
- EXPECT_FALSE(IsAsciiPunct('\n')); |
- EXPECT_FALSE(IsAsciiPunct('a')); |
- EXPECT_FALSE(IsAsciiPunct('0')); |
-} |
- |
-TEST(IsAsciiPunctTest, IsTrueForPunct) { |
- for (const char* p = "^-!\"#$%&'()*+,./:;<=>?@[\\]_`{|}~"; *p; p++) { |
- EXPECT_PRED1(IsAsciiPunct, *p); |
- } |
-} |
- |
-TEST(IsRepeatTest, IsFalseForNonRepeatChar) { |
- EXPECT_FALSE(IsRepeat('\0')); |
- EXPECT_FALSE(IsRepeat(' ')); |
- EXPECT_FALSE(IsRepeat('a')); |
- EXPECT_FALSE(IsRepeat('1')); |
- EXPECT_FALSE(IsRepeat('-')); |
-} |
- |
-TEST(IsRepeatTest, IsTrueForRepeatChar) { |
- EXPECT_TRUE(IsRepeat('?')); |
- EXPECT_TRUE(IsRepeat('*')); |
- EXPECT_TRUE(IsRepeat('+')); |
-} |
- |
-TEST(IsAsciiWhiteSpaceTest, IsFalseForNonWhiteSpace) { |
- EXPECT_FALSE(IsAsciiWhiteSpace('\0')); |
- EXPECT_FALSE(IsAsciiWhiteSpace('a')); |
- EXPECT_FALSE(IsAsciiWhiteSpace('1')); |
- EXPECT_FALSE(IsAsciiWhiteSpace('+')); |
- EXPECT_FALSE(IsAsciiWhiteSpace('_')); |
-} |
- |
-TEST(IsAsciiWhiteSpaceTest, IsTrueForWhiteSpace) { |
- EXPECT_TRUE(IsAsciiWhiteSpace(' ')); |
- EXPECT_TRUE(IsAsciiWhiteSpace('\n')); |
- EXPECT_TRUE(IsAsciiWhiteSpace('\r')); |
- EXPECT_TRUE(IsAsciiWhiteSpace('\t')); |
- EXPECT_TRUE(IsAsciiWhiteSpace('\v')); |
- EXPECT_TRUE(IsAsciiWhiteSpace('\f')); |
-} |
- |
-TEST(IsAsciiWordCharTest, IsFalseForNonWordChar) { |
- EXPECT_FALSE(IsAsciiWordChar('\0')); |
- EXPECT_FALSE(IsAsciiWordChar('+')); |
- EXPECT_FALSE(IsAsciiWordChar('.')); |
- EXPECT_FALSE(IsAsciiWordChar(' ')); |
- EXPECT_FALSE(IsAsciiWordChar('\n')); |
-} |
- |
-TEST(IsAsciiWordCharTest, IsTrueForLetter) { |
- EXPECT_TRUE(IsAsciiWordChar('a')); |
- EXPECT_TRUE(IsAsciiWordChar('b')); |
- EXPECT_TRUE(IsAsciiWordChar('A')); |
- EXPECT_TRUE(IsAsciiWordChar('Z')); |
-} |
- |
-TEST(IsAsciiWordCharTest, IsTrueForDigit) { |
- EXPECT_TRUE(IsAsciiWordChar('0')); |
- EXPECT_TRUE(IsAsciiWordChar('1')); |
- EXPECT_TRUE(IsAsciiWordChar('7')); |
- EXPECT_TRUE(IsAsciiWordChar('9')); |
-} |
- |
-TEST(IsAsciiWordCharTest, IsTrueForUnderscore) { |
- EXPECT_TRUE(IsAsciiWordChar('_')); |
-} |
- |
-TEST(IsValidEscapeTest, IsFalseForNonPrintable) { |
- EXPECT_FALSE(IsValidEscape('\0')); |
- EXPECT_FALSE(IsValidEscape('\007')); |
-} |
- |
-TEST(IsValidEscapeTest, IsFalseForDigit) { |
- EXPECT_FALSE(IsValidEscape('0')); |
- EXPECT_FALSE(IsValidEscape('9')); |
-} |
- |
-TEST(IsValidEscapeTest, IsFalseForWhiteSpace) { |
- EXPECT_FALSE(IsValidEscape(' ')); |
- EXPECT_FALSE(IsValidEscape('\n')); |
-} |
- |
-TEST(IsValidEscapeTest, IsFalseForSomeLetter) { |
- EXPECT_FALSE(IsValidEscape('a')); |
- EXPECT_FALSE(IsValidEscape('Z')); |
-} |
- |
-TEST(IsValidEscapeTest, IsTrueForPunct) { |
- EXPECT_TRUE(IsValidEscape('.')); |
- EXPECT_TRUE(IsValidEscape('-')); |
- EXPECT_TRUE(IsValidEscape('^')); |
- EXPECT_TRUE(IsValidEscape('$')); |
- EXPECT_TRUE(IsValidEscape('(')); |
- EXPECT_TRUE(IsValidEscape(']')); |
- EXPECT_TRUE(IsValidEscape('{')); |
- EXPECT_TRUE(IsValidEscape('|')); |
-} |
- |
-TEST(IsValidEscapeTest, IsTrueForSomeLetter) { |
- EXPECT_TRUE(IsValidEscape('d')); |
- EXPECT_TRUE(IsValidEscape('D')); |
- EXPECT_TRUE(IsValidEscape('s')); |
- EXPECT_TRUE(IsValidEscape('S')); |
- EXPECT_TRUE(IsValidEscape('w')); |
- EXPECT_TRUE(IsValidEscape('W')); |
-} |
- |
-TEST(AtomMatchesCharTest, EscapedPunct) { |
- EXPECT_FALSE(AtomMatchesChar(true, '\\', '\0')); |
- EXPECT_FALSE(AtomMatchesChar(true, '\\', ' ')); |
- EXPECT_FALSE(AtomMatchesChar(true, '_', '.')); |
- EXPECT_FALSE(AtomMatchesChar(true, '.', 'a')); |
- |
- EXPECT_TRUE(AtomMatchesChar(true, '\\', '\\')); |
- EXPECT_TRUE(AtomMatchesChar(true, '_', '_')); |
- EXPECT_TRUE(AtomMatchesChar(true, '+', '+')); |
- EXPECT_TRUE(AtomMatchesChar(true, '.', '.')); |
-} |
- |
-TEST(AtomMatchesCharTest, Escaped_d) { |
- EXPECT_FALSE(AtomMatchesChar(true, 'd', '\0')); |
- EXPECT_FALSE(AtomMatchesChar(true, 'd', 'a')); |
- EXPECT_FALSE(AtomMatchesChar(true, 'd', '.')); |
- |
- EXPECT_TRUE(AtomMatchesChar(true, 'd', '0')); |
- EXPECT_TRUE(AtomMatchesChar(true, 'd', '9')); |
-} |
- |
-TEST(AtomMatchesCharTest, Escaped_D) { |
- EXPECT_FALSE(AtomMatchesChar(true, 'D', '0')); |
- EXPECT_FALSE(AtomMatchesChar(true, 'D', '9')); |
- |
- EXPECT_TRUE(AtomMatchesChar(true, 'D', '\0')); |
- EXPECT_TRUE(AtomMatchesChar(true, 'D', 'a')); |
- EXPECT_TRUE(AtomMatchesChar(true, 'D', '-')); |
-} |
- |
-TEST(AtomMatchesCharTest, Escaped_s) { |
- EXPECT_FALSE(AtomMatchesChar(true, 's', '\0')); |
- EXPECT_FALSE(AtomMatchesChar(true, 's', 'a')); |
- EXPECT_FALSE(AtomMatchesChar(true, 's', '.')); |
- EXPECT_FALSE(AtomMatchesChar(true, 's', '9')); |
- |
- EXPECT_TRUE(AtomMatchesChar(true, 's', ' ')); |
- EXPECT_TRUE(AtomMatchesChar(true, 's', '\n')); |
- EXPECT_TRUE(AtomMatchesChar(true, 's', '\t')); |
-} |
- |
-TEST(AtomMatchesCharTest, Escaped_S) { |
- EXPECT_FALSE(AtomMatchesChar(true, 'S', ' ')); |
- EXPECT_FALSE(AtomMatchesChar(true, 'S', '\r')); |
- |
- EXPECT_TRUE(AtomMatchesChar(true, 'S', '\0')); |
- EXPECT_TRUE(AtomMatchesChar(true, 'S', 'a')); |
- EXPECT_TRUE(AtomMatchesChar(true, 'S', '9')); |
-} |
- |
-TEST(AtomMatchesCharTest, Escaped_w) { |
- EXPECT_FALSE(AtomMatchesChar(true, 'w', '\0')); |
- EXPECT_FALSE(AtomMatchesChar(true, 'w', '+')); |
- EXPECT_FALSE(AtomMatchesChar(true, 'w', ' ')); |
- EXPECT_FALSE(AtomMatchesChar(true, 'w', '\n')); |
- |
- EXPECT_TRUE(AtomMatchesChar(true, 'w', '0')); |
- EXPECT_TRUE(AtomMatchesChar(true, 'w', 'b')); |
- EXPECT_TRUE(AtomMatchesChar(true, 'w', 'C')); |
- EXPECT_TRUE(AtomMatchesChar(true, 'w', '_')); |
-} |
- |
-TEST(AtomMatchesCharTest, Escaped_W) { |
- EXPECT_FALSE(AtomMatchesChar(true, 'W', 'A')); |
- EXPECT_FALSE(AtomMatchesChar(true, 'W', 'b')); |
- EXPECT_FALSE(AtomMatchesChar(true, 'W', '9')); |
- EXPECT_FALSE(AtomMatchesChar(true, 'W', '_')); |
- |
- EXPECT_TRUE(AtomMatchesChar(true, 'W', '\0')); |
- EXPECT_TRUE(AtomMatchesChar(true, 'W', '*')); |
- EXPECT_TRUE(AtomMatchesChar(true, 'W', '\n')); |
-} |
- |
-TEST(AtomMatchesCharTest, EscapedWhiteSpace) { |
- EXPECT_FALSE(AtomMatchesChar(true, 'f', '\0')); |
- EXPECT_FALSE(AtomMatchesChar(true, 'f', '\n')); |
- EXPECT_FALSE(AtomMatchesChar(true, 'n', '\0')); |
- EXPECT_FALSE(AtomMatchesChar(true, 'n', '\r')); |
- EXPECT_FALSE(AtomMatchesChar(true, 'r', '\0')); |
- EXPECT_FALSE(AtomMatchesChar(true, 'r', 'a')); |
- EXPECT_FALSE(AtomMatchesChar(true, 't', '\0')); |
- EXPECT_FALSE(AtomMatchesChar(true, 't', 't')); |
- EXPECT_FALSE(AtomMatchesChar(true, 'v', '\0')); |
- EXPECT_FALSE(AtomMatchesChar(true, 'v', '\f')); |
- |
- EXPECT_TRUE(AtomMatchesChar(true, 'f', '\f')); |
- EXPECT_TRUE(AtomMatchesChar(true, 'n', '\n')); |
- EXPECT_TRUE(AtomMatchesChar(true, 'r', '\r')); |
- EXPECT_TRUE(AtomMatchesChar(true, 't', '\t')); |
- EXPECT_TRUE(AtomMatchesChar(true, 'v', '\v')); |
-} |
- |
-TEST(AtomMatchesCharTest, UnescapedDot) { |
- EXPECT_FALSE(AtomMatchesChar(false, '.', '\n')); |
- |
- EXPECT_TRUE(AtomMatchesChar(false, '.', '\0')); |
- EXPECT_TRUE(AtomMatchesChar(false, '.', '.')); |
- EXPECT_TRUE(AtomMatchesChar(false, '.', 'a')); |
- EXPECT_TRUE(AtomMatchesChar(false, '.', ' ')); |
-} |
- |
-TEST(AtomMatchesCharTest, UnescapedChar) { |
- EXPECT_FALSE(AtomMatchesChar(false, 'a', '\0')); |
- EXPECT_FALSE(AtomMatchesChar(false, 'a', 'b')); |
- EXPECT_FALSE(AtomMatchesChar(false, '$', 'a')); |
- |
- EXPECT_TRUE(AtomMatchesChar(false, '$', '$')); |
- EXPECT_TRUE(AtomMatchesChar(false, '5', '5')); |
- EXPECT_TRUE(AtomMatchesChar(false, 'Z', 'Z')); |
-} |
- |
-TEST(ValidateRegexTest, GeneratesFailureAndReturnsFalseForInvalid) { |
- EXPECT_NONFATAL_FAILURE(ASSERT_FALSE(ValidateRegex(NULL)), |
- "NULL is not a valid simple regular expression"); |
- EXPECT_NONFATAL_FAILURE( |
- ASSERT_FALSE(ValidateRegex("a\\")), |
- "Syntax error at index 1 in simple regular expression \"a\\\": "); |
- EXPECT_NONFATAL_FAILURE(ASSERT_FALSE(ValidateRegex("a\\")), |
- "'\\' cannot appear at the end"); |
- EXPECT_NONFATAL_FAILURE(ASSERT_FALSE(ValidateRegex("\\n\\")), |
- "'\\' cannot appear at the end"); |
- EXPECT_NONFATAL_FAILURE(ASSERT_FALSE(ValidateRegex("\\s\\hb")), |
- "invalid escape sequence \"\\h\""); |
- EXPECT_NONFATAL_FAILURE(ASSERT_FALSE(ValidateRegex("^^")), |
- "'^' can only appear at the beginning"); |
- EXPECT_NONFATAL_FAILURE(ASSERT_FALSE(ValidateRegex(".*^b")), |
- "'^' can only appear at the beginning"); |
- EXPECT_NONFATAL_FAILURE(ASSERT_FALSE(ValidateRegex("$$")), |
- "'$' can only appear at the end"); |
- EXPECT_NONFATAL_FAILURE(ASSERT_FALSE(ValidateRegex("^$a")), |
- "'$' can only appear at the end"); |
- EXPECT_NONFATAL_FAILURE(ASSERT_FALSE(ValidateRegex("a(b")), |
- "'(' is unsupported"); |
- EXPECT_NONFATAL_FAILURE(ASSERT_FALSE(ValidateRegex("ab)")), |
- "')' is unsupported"); |
- EXPECT_NONFATAL_FAILURE(ASSERT_FALSE(ValidateRegex("[ab")), |
- "'[' is unsupported"); |
- EXPECT_NONFATAL_FAILURE(ASSERT_FALSE(ValidateRegex("a{2")), |
- "'{' is unsupported"); |
- EXPECT_NONFATAL_FAILURE(ASSERT_FALSE(ValidateRegex("?")), |
- "'?' can only follow a repeatable token"); |
- EXPECT_NONFATAL_FAILURE(ASSERT_FALSE(ValidateRegex("^*")), |
- "'*' can only follow a repeatable token"); |
- EXPECT_NONFATAL_FAILURE(ASSERT_FALSE(ValidateRegex("5*+")), |
- "'+' can only follow a repeatable token"); |
-} |
- |
-TEST(ValidateRegexTest, ReturnsTrueForValid) { |
- EXPECT_TRUE(ValidateRegex("")); |
- EXPECT_TRUE(ValidateRegex("a")); |
- EXPECT_TRUE(ValidateRegex(".*")); |
- EXPECT_TRUE(ValidateRegex("^a_+")); |
- EXPECT_TRUE(ValidateRegex("^a\\t\\&?")); |
- EXPECT_TRUE(ValidateRegex("09*$")); |
- EXPECT_TRUE(ValidateRegex("^Z$")); |
- EXPECT_TRUE(ValidateRegex("a\\^Z\\$\\(\\)\\|\\[\\]\\{\\}")); |
-} |
- |
-TEST(MatchRepetitionAndRegexAtHeadTest, WorksForZeroOrOne) { |
- EXPECT_FALSE(MatchRepetitionAndRegexAtHead(false, 'a', '?', "a", "ba")); |
- // Repeating more than once. |
- EXPECT_FALSE(MatchRepetitionAndRegexAtHead(false, 'a', '?', "b", "aab")); |
- |
- // Repeating zero times. |
- EXPECT_TRUE(MatchRepetitionAndRegexAtHead(false, 'a', '?', "b", "ba")); |
- // Repeating once. |
- EXPECT_TRUE(MatchRepetitionAndRegexAtHead(false, 'a', '?', "b", "ab")); |
- EXPECT_TRUE(MatchRepetitionAndRegexAtHead(false, '#', '?', ".", "##")); |
-} |
- |
-TEST(MatchRepetitionAndRegexAtHeadTest, WorksForZeroOrMany) { |
- EXPECT_FALSE(MatchRepetitionAndRegexAtHead(false, '.', '*', "a$", "baab")); |
- |
- // Repeating zero times. |
- EXPECT_TRUE(MatchRepetitionAndRegexAtHead(false, '.', '*', "b", "bc")); |
- // Repeating once. |
- EXPECT_TRUE(MatchRepetitionAndRegexAtHead(false, '.', '*', "b", "abc")); |
- // Repeating more than once. |
- EXPECT_TRUE(MatchRepetitionAndRegexAtHead(true, 'w', '*', "-", "ab_1-g")); |
-} |
- |
-TEST(MatchRepetitionAndRegexAtHeadTest, WorksForOneOrMany) { |
- EXPECT_FALSE(MatchRepetitionAndRegexAtHead(false, '.', '+', "a$", "baab")); |
- // Repeating zero times. |
- EXPECT_FALSE(MatchRepetitionAndRegexAtHead(false, '.', '+', "b", "bc")); |
- |
- // Repeating once. |
- EXPECT_TRUE(MatchRepetitionAndRegexAtHead(false, '.', '+', "b", "abc")); |
- // Repeating more than once. |
- EXPECT_TRUE(MatchRepetitionAndRegexAtHead(true, 'w', '+', "-", "ab_1-g")); |
-} |
- |
-TEST(MatchRegexAtHeadTest, ReturnsTrueForEmptyRegex) { |
- EXPECT_TRUE(MatchRegexAtHead("", "")); |
- EXPECT_TRUE(MatchRegexAtHead("", "ab")); |
-} |
- |
-TEST(MatchRegexAtHeadTest, WorksWhenDollarIsInRegex) { |
- EXPECT_FALSE(MatchRegexAtHead("$", "a")); |
- |
- EXPECT_TRUE(MatchRegexAtHead("$", "")); |
- EXPECT_TRUE(MatchRegexAtHead("a$", "a")); |
-} |
- |
-TEST(MatchRegexAtHeadTest, WorksWhenRegexStartsWithEscapeSequence) { |
- EXPECT_FALSE(MatchRegexAtHead("\\w", "+")); |
- EXPECT_FALSE(MatchRegexAtHead("\\W", "ab")); |
- |
- EXPECT_TRUE(MatchRegexAtHead("\\sa", "\nab")); |
- EXPECT_TRUE(MatchRegexAtHead("\\d", "1a")); |
-} |
- |
-TEST(MatchRegexAtHeadTest, WorksWhenRegexStartsWithRepetition) { |
- EXPECT_FALSE(MatchRegexAtHead(".+a", "abc")); |
- EXPECT_FALSE(MatchRegexAtHead("a?b", "aab")); |
- |
- EXPECT_TRUE(MatchRegexAtHead(".*a", "bc12-ab")); |
- EXPECT_TRUE(MatchRegexAtHead("a?b", "b")); |
- EXPECT_TRUE(MatchRegexAtHead("a?b", "ab")); |
-} |
- |
-TEST(MatchRegexAtHeadTest, |
- WorksWhenRegexStartsWithRepetionOfEscapeSequence) { |
- EXPECT_FALSE(MatchRegexAtHead("\\.+a", "abc")); |
- EXPECT_FALSE(MatchRegexAtHead("\\s?b", " b")); |
- |
- EXPECT_TRUE(MatchRegexAtHead("\\(*a", "((((ab")); |
- EXPECT_TRUE(MatchRegexAtHead("\\^?b", "^b")); |
- EXPECT_TRUE(MatchRegexAtHead("\\\\?b", "b")); |
- EXPECT_TRUE(MatchRegexAtHead("\\\\?b", "\\b")); |
-} |
- |
-TEST(MatchRegexAtHeadTest, MatchesSequentially) { |
- EXPECT_FALSE(MatchRegexAtHead("ab.*c", "acabc")); |
- |
- EXPECT_TRUE(MatchRegexAtHead("ab.*c", "ab-fsc")); |
-} |
- |
-TEST(MatchRegexAnywhereTest, ReturnsFalseWhenStringIsNull) { |
- EXPECT_FALSE(MatchRegexAnywhere("", NULL)); |
-} |
- |
-TEST(MatchRegexAnywhereTest, WorksWhenRegexStartsWithCaret) { |
- EXPECT_FALSE(MatchRegexAnywhere("^a", "ba")); |
- EXPECT_FALSE(MatchRegexAnywhere("^$", "a")); |
- |
- EXPECT_TRUE(MatchRegexAnywhere("^a", "ab")); |
- EXPECT_TRUE(MatchRegexAnywhere("^", "ab")); |
- EXPECT_TRUE(MatchRegexAnywhere("^$", "")); |
-} |
- |
-TEST(MatchRegexAnywhereTest, ReturnsFalseWhenNoMatch) { |
- EXPECT_FALSE(MatchRegexAnywhere("a", "bcde123")); |
- EXPECT_FALSE(MatchRegexAnywhere("a.+a", "--aa88888888")); |
-} |
- |
-TEST(MatchRegexAnywhereTest, ReturnsTrueWhenMatchingPrefix) { |
- EXPECT_TRUE(MatchRegexAnywhere("\\w+", "ab1_ - 5")); |
- EXPECT_TRUE(MatchRegexAnywhere(".*=", "=")); |
- EXPECT_TRUE(MatchRegexAnywhere("x.*ab?.*bc", "xaaabc")); |
-} |
- |
-TEST(MatchRegexAnywhereTest, ReturnsTrueWhenMatchingNonPrefix) { |
- EXPECT_TRUE(MatchRegexAnywhere("\\w+", "$$$ ab1_ - 5")); |
- EXPECT_TRUE(MatchRegexAnywhere("\\.+=", "= ...=")); |
-} |
- |
-// Tests RE's implicit constructors. |
-TEST(RETest, ImplicitConstructorWorks) { |
- const RE empty(""); |
- EXPECT_STREQ("", empty.pattern()); |
- |
- const RE simple("hello"); |
- EXPECT_STREQ("hello", simple.pattern()); |
-} |
- |
-// Tests that RE's constructors reject invalid regular expressions. |
-TEST(RETest, RejectsInvalidRegex) { |
- EXPECT_NONFATAL_FAILURE({ |
- const RE normal(NULL); |
- }, "NULL is not a valid simple regular expression"); |
- |
- EXPECT_NONFATAL_FAILURE({ |
- const RE normal(".*(\\w+"); |
- }, "'(' is unsupported"); |
- |
- EXPECT_NONFATAL_FAILURE({ |
- const RE invalid("^?"); |
- }, "'?' can only follow a repeatable token"); |
-} |
- |
-// Tests RE::FullMatch(). |
-TEST(RETest, FullMatchWorks) { |
- const RE empty(""); |
- EXPECT_TRUE(RE::FullMatch("", empty)); |
- EXPECT_FALSE(RE::FullMatch("a", empty)); |
- |
- const RE re1("a"); |
- EXPECT_TRUE(RE::FullMatch("a", re1)); |
- |
- const RE re("a.*z"); |
- EXPECT_TRUE(RE::FullMatch("az", re)); |
- EXPECT_TRUE(RE::FullMatch("axyz", re)); |
- EXPECT_FALSE(RE::FullMatch("baz", re)); |
- EXPECT_FALSE(RE::FullMatch("azy", re)); |
-} |
- |
-// Tests RE::PartialMatch(). |
-TEST(RETest, PartialMatchWorks) { |
- const RE empty(""); |
- EXPECT_TRUE(RE::PartialMatch("", empty)); |
- EXPECT_TRUE(RE::PartialMatch("a", empty)); |
- |
- const RE re("a.*z"); |
- EXPECT_TRUE(RE::PartialMatch("az", re)); |
- EXPECT_TRUE(RE::PartialMatch("axyz", re)); |
- EXPECT_TRUE(RE::PartialMatch("baz", re)); |
- EXPECT_TRUE(RE::PartialMatch("azy", re)); |
- EXPECT_FALSE(RE::PartialMatch("zza", re)); |
-} |
- |
-#endif // GTEST_USES_POSIX_RE |
- |
-#if !GTEST_OS_WINDOWS_MOBILE |
- |
-TEST(CaptureTest, CapturesStdout) { |
- CaptureStdout(); |
- fprintf(stdout, "abc"); |
- EXPECT_STREQ("abc", GetCapturedStdout().c_str()); |
- |
- CaptureStdout(); |
- fprintf(stdout, "def%cghi", '\0'); |
- EXPECT_EQ(::std::string("def\0ghi", 7), ::std::string(GetCapturedStdout())); |
-} |
- |
-TEST(CaptureTest, CapturesStderr) { |
- CaptureStderr(); |
- fprintf(stderr, "jkl"); |
- EXPECT_STREQ("jkl", GetCapturedStderr().c_str()); |
- |
- CaptureStderr(); |
- fprintf(stderr, "jkl%cmno", '\0'); |
- EXPECT_EQ(::std::string("jkl\0mno", 7), ::std::string(GetCapturedStderr())); |
-} |
- |
-// Tests that stdout and stderr capture don't interfere with each other. |
-TEST(CaptureTest, CapturesStdoutAndStderr) { |
- CaptureStdout(); |
- CaptureStderr(); |
- fprintf(stdout, "pqr"); |
- fprintf(stderr, "stu"); |
- EXPECT_STREQ("pqr", GetCapturedStdout().c_str()); |
- EXPECT_STREQ("stu", GetCapturedStderr().c_str()); |
-} |
- |
-TEST(CaptureDeathTest, CannotReenterStdoutCapture) { |
- CaptureStdout(); |
- EXPECT_DEATH_IF_SUPPORTED(CaptureStdout();, |
- "Only one stdout capturer can exist at a time"); |
- GetCapturedStdout(); |
- |
- // We cannot test stderr capturing using death tests as they use it |
- // themselves. |
-} |
- |
-#endif // !GTEST_OS_WINDOWS_MOBILE |
- |
-TEST(ThreadLocalTest, DefaultConstructorInitializesToDefaultValues) { |
- ThreadLocal<int> t1; |
- EXPECT_EQ(0, t1.get()); |
- |
- ThreadLocal<void*> t2; |
- EXPECT_TRUE(t2.get() == NULL); |
-} |
- |
-TEST(ThreadLocalTest, SingleParamConstructorInitializesToParam) { |
- ThreadLocal<int> t1(123); |
- EXPECT_EQ(123, t1.get()); |
- |
- int i = 0; |
- ThreadLocal<int*> t2(&i); |
- EXPECT_EQ(&i, t2.get()); |
-} |
- |
-class NoDefaultContructor { |
- public: |
- explicit NoDefaultContructor(const char*) {} |
- NoDefaultContructor(const NoDefaultContructor&) {} |
-}; |
- |
-TEST(ThreadLocalTest, ValueDefaultContructorIsNotRequiredForParamVersion) { |
- ThreadLocal<NoDefaultContructor> bar(NoDefaultContructor("foo")); |
- bar.pointer(); |
-} |
- |
-TEST(ThreadLocalTest, GetAndPointerReturnSameValue) { |
- ThreadLocal<String> thread_local; |
- |
- EXPECT_EQ(thread_local.pointer(), &(thread_local.get())); |
- |
- // Verifies the condition still holds after calling set. |
- thread_local.set("foo"); |
- EXPECT_EQ(thread_local.pointer(), &(thread_local.get())); |
-} |
- |
-TEST(ThreadLocalTest, PointerAndConstPointerReturnSameValue) { |
- ThreadLocal<String> thread_local; |
- const ThreadLocal<String>& const_thread_local = thread_local; |
- |
- EXPECT_EQ(thread_local.pointer(), const_thread_local.pointer()); |
- |
- thread_local.set("foo"); |
- EXPECT_EQ(thread_local.pointer(), const_thread_local.pointer()); |
-} |
- |
-#if GTEST_IS_THREADSAFE |
- |
-void AddTwo(int* param) { *param += 2; } |
- |
-TEST(ThreadWithParamTest, ConstructorExecutesThreadFunc) { |
- int i = 40; |
- ThreadWithParam<int*> thread(&AddTwo, &i, NULL); |
- thread.Join(); |
- EXPECT_EQ(42, i); |
-} |
- |
-TEST(MutexDeathTest, AssertHeldShouldAssertWhenNotLocked) { |
- // AssertHeld() is flaky only in the presence of multiple threads accessing |
- // the lock. In this case, the test is robust. |
- EXPECT_DEATH_IF_SUPPORTED({ |
- Mutex m; |
- { MutexLock lock(&m); } |
- m.AssertHeld(); |
- }, |
- "thread .*hold"); |
-} |
- |
-TEST(MutexTest, AssertHeldShouldNotAssertWhenLocked) { |
- Mutex m; |
- MutexLock lock(&m); |
- m.AssertHeld(); |
-} |
- |
-class AtomicCounterWithMutex { |
- public: |
- explicit AtomicCounterWithMutex(Mutex* mutex) : |
- value_(0), mutex_(mutex), random_(42) {} |
- |
- void Increment() { |
- MutexLock lock(mutex_); |
- int temp = value_; |
- { |
- // Locking a mutex puts up a memory barrier, preventing reads and |
- // writes to value_ rearranged when observed from other threads. |
- // |
- // We cannot use Mutex and MutexLock here or rely on their memory |
- // barrier functionality as we are testing them here. |
- pthread_mutex_t memory_barrier_mutex; |
- GTEST_CHECK_POSIX_SUCCESS_( |
- pthread_mutex_init(&memory_barrier_mutex, NULL)); |
- GTEST_CHECK_POSIX_SUCCESS_(pthread_mutex_lock(&memory_barrier_mutex)); |
- |
- SleepMilliseconds(random_.Generate(30)); |
- |
- GTEST_CHECK_POSIX_SUCCESS_(pthread_mutex_unlock(&memory_barrier_mutex)); |
- } |
- value_ = temp + 1; |
- } |
- int value() const { return value_; } |
- |
- private: |
- volatile int value_; |
- Mutex* const mutex_; // Protects value_. |
- Random random_; |
-}; |
- |
-void CountingThreadFunc(pair<AtomicCounterWithMutex*, int> param) { |
- for (int i = 0; i < param.second; ++i) |
- param.first->Increment(); |
-} |
- |
-// Tests that the mutex only lets one thread at a time to lock it. |
-TEST(MutexTest, OnlyOneThreadCanLockAtATime) { |
- Mutex mutex; |
- AtomicCounterWithMutex locked_counter(&mutex); |
- |
- typedef ThreadWithParam<pair<AtomicCounterWithMutex*, int> > ThreadType; |
- const int kCycleCount = 20; |
- const int kThreadCount = 7; |
- scoped_ptr<ThreadType> counting_threads[kThreadCount]; |
- Notification threads_can_start; |
- // Creates and runs kThreadCount threads that increment locked_counter |
- // kCycleCount times each. |
- for (int i = 0; i < kThreadCount; ++i) { |
- counting_threads[i].reset(new ThreadType(&CountingThreadFunc, |
- make_pair(&locked_counter, |
- kCycleCount), |
- &threads_can_start)); |
- } |
- threads_can_start.Notify(); |
- for (int i = 0; i < kThreadCount; ++i) |
- counting_threads[i]->Join(); |
- |
- // If the mutex lets more than one thread to increment the counter at a |
- // time, they are likely to encounter a race condition and have some |
- // increments overwritten, resulting in the lower then expected counter |
- // value. |
- EXPECT_EQ(kCycleCount * kThreadCount, locked_counter.value()); |
-} |
- |
-template <typename T> |
-void RunFromThread(void (func)(T), T param) { |
- ThreadWithParam<T> thread(func, param, NULL); |
- thread.Join(); |
-} |
- |
-void RetrieveThreadLocalValue(pair<ThreadLocal<String>*, String*> param) { |
- *param.second = param.first->get(); |
-} |
- |
-TEST(ThreadLocalTest, ParameterizedConstructorSetsDefault) { |
- ThreadLocal<String> thread_local("foo"); |
- EXPECT_STREQ("foo", thread_local.get().c_str()); |
- |
- thread_local.set("bar"); |
- EXPECT_STREQ("bar", thread_local.get().c_str()); |
- |
- String result; |
- RunFromThread(&RetrieveThreadLocalValue, make_pair(&thread_local, &result)); |
- EXPECT_STREQ("foo", result.c_str()); |
-} |
- |
-// DestructorTracker keeps track of whether its instances have been |
-// destroyed. |
-static std::vector<bool> g_destroyed; |
- |
-class DestructorTracker { |
- public: |
- DestructorTracker() : index_(GetNewIndex()) {} |
- DestructorTracker(const DestructorTracker& /* rhs */) |
- : index_(GetNewIndex()) {} |
- ~DestructorTracker() { |
- // We never access g_destroyed concurrently, so we don't need to |
- // protect the write operation under a mutex. |
- g_destroyed[index_] = true; |
- } |
- |
- private: |
- static int GetNewIndex() { |
- g_destroyed.push_back(false); |
- return g_destroyed.size() - 1; |
- } |
- const int index_; |
-}; |
- |
-typedef ThreadLocal<DestructorTracker>* ThreadParam; |
- |
-void CallThreadLocalGet(ThreadParam thread_local) { |
- thread_local->get(); |
-} |
- |
-// Tests that when a ThreadLocal object dies in a thread, it destroys |
-// the managed object for that thread. |
-TEST(ThreadLocalTest, DestroysManagedObjectForOwnThreadWhenDying) { |
- g_destroyed.clear(); |
- |
- { |
- // The next line default constructs a DestructorTracker object as |
- // the default value of objects managed by thread_local. |
- ThreadLocal<DestructorTracker> thread_local; |
- ASSERT_EQ(1U, g_destroyed.size()); |
- ASSERT_FALSE(g_destroyed[0]); |
- |
- // This creates another DestructorTracker object for the main thread. |
- thread_local.get(); |
- ASSERT_EQ(2U, g_destroyed.size()); |
- ASSERT_FALSE(g_destroyed[0]); |
- ASSERT_FALSE(g_destroyed[1]); |
- } |
- |
- // Now thread_local has died. It should have destroyed both the |
- // default value shared by all threads and the value for the main |
- // thread. |
- ASSERT_EQ(2U, g_destroyed.size()); |
- EXPECT_TRUE(g_destroyed[0]); |
- EXPECT_TRUE(g_destroyed[1]); |
- |
- g_destroyed.clear(); |
-} |
- |
-// Tests that when a thread exits, the thread-local object for that |
-// thread is destroyed. |
-TEST(ThreadLocalTest, DestroysManagedObjectAtThreadExit) { |
- g_destroyed.clear(); |
- |
- { |
- // The next line default constructs a DestructorTracker object as |
- // the default value of objects managed by thread_local. |
- ThreadLocal<DestructorTracker> thread_local; |
- ASSERT_EQ(1U, g_destroyed.size()); |
- ASSERT_FALSE(g_destroyed[0]); |
- |
- // This creates another DestructorTracker object in the new thread. |
- ThreadWithParam<ThreadParam> thread( |
- &CallThreadLocalGet, &thread_local, NULL); |
- thread.Join(); |
- |
- // Now the new thread has exited. The per-thread object for it |
- // should have been destroyed. |
- ASSERT_EQ(2U, g_destroyed.size()); |
- ASSERT_FALSE(g_destroyed[0]); |
- ASSERT_TRUE(g_destroyed[1]); |
- } |
- |
- // Now thread_local has died. The default value should have been |
- // destroyed too. |
- ASSERT_EQ(2U, g_destroyed.size()); |
- EXPECT_TRUE(g_destroyed[0]); |
- EXPECT_TRUE(g_destroyed[1]); |
- |
- g_destroyed.clear(); |
-} |
- |
-TEST(ThreadLocalTest, ThreadLocalMutationsAffectOnlyCurrentThread) { |
- ThreadLocal<String> thread_local; |
- thread_local.set("Foo"); |
- EXPECT_STREQ("Foo", thread_local.get().c_str()); |
- |
- String result; |
- RunFromThread(&RetrieveThreadLocalValue, make_pair(&thread_local, &result)); |
- EXPECT_TRUE(result.c_str() == NULL); |
-} |
- |
-#endif // GTEST_IS_THREADSAFE |
- |
-} // namespace internal |
-} // namespace testing |