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-rw-r--r--lib/gtest/test/gtest-port_test.cc1304
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diff --git a/lib/gtest/test/gtest-port_test.cc b/lib/gtest/test/gtest-port_test.cc
deleted file mode 100644
index 6ea607bc70..0000000000
--- a/lib/gtest/test/gtest-port_test.cc
+++ /dev/null
@@ -1,1304 +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 {
-
-TEST(IsXDigitTest, WorksForNarrowAscii) {
- EXPECT_TRUE(IsXDigit('0'));
- EXPECT_TRUE(IsXDigit('9'));
- EXPECT_TRUE(IsXDigit('A'));
- EXPECT_TRUE(IsXDigit('F'));
- EXPECT_TRUE(IsXDigit('a'));
- EXPECT_TRUE(IsXDigit('f'));
-
- EXPECT_FALSE(IsXDigit('-'));
- EXPECT_FALSE(IsXDigit('g'));
- EXPECT_FALSE(IsXDigit('G'));
-}
-
-TEST(IsXDigitTest, ReturnsFalseForNarrowNonAscii) {
- EXPECT_FALSE(IsXDigit('\x80'));
- EXPECT_FALSE(IsXDigit(static_cast<char>('0' | '\x80')));
-}
-
-TEST(IsXDigitTest, WorksForWideAscii) {
- EXPECT_TRUE(IsXDigit(L'0'));
- EXPECT_TRUE(IsXDigit(L'9'));
- EXPECT_TRUE(IsXDigit(L'A'));
- EXPECT_TRUE(IsXDigit(L'F'));
- EXPECT_TRUE(IsXDigit(L'a'));
- EXPECT_TRUE(IsXDigit(L'f'));
-
- EXPECT_FALSE(IsXDigit(L'-'));
- EXPECT_FALSE(IsXDigit(L'g'));
- EXPECT_FALSE(IsXDigit(L'G'));
-}
-
-TEST(IsXDigitTest, ReturnsFalseForWideNonAscii) {
- EXPECT_FALSE(IsXDigit(static_cast<wchar_t>(0x80)));
- EXPECT_FALSE(IsXDigit(static_cast<wchar_t>(L'0' | 0x80)));
- EXPECT_FALSE(IsXDigit(static_cast<wchar_t>(L'0' | 0x100)));
-}
-
-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:
- explicit 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:
- explicit 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_LINUX || GTEST_OS_MAC || GTEST_OS_QNX
-void* ThreadFunc(void* data) {
- internal::Mutex* mutex = static_cast<internal::Mutex*>(data);
- mutex->Lock();
- mutex->Unlock();
- return NULL;
-}
-
-TEST(GetThreadCountTest, ReturnsCorrectValue) {
- const size_t starting_count = GetThreadCount();
- pthread_t thread_id;
-
- internal::Mutex mutex;
- {
- internal::MutexLock lock(&mutex);
- pthread_attr_t attr;
- 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(starting_count + 1, GetThreadCount());
- }
-
- void* dummy;
- ASSERT_EQ(0, pthread_join(thread_id, &dummy));
-
- // The OS 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() == starting_count)
- break;
-
- SleepMilliseconds(100);
- }
-
- EXPECT_EQ(starting_count, GetThreadCount());
-}
-#else
-TEST(GetThreadCountTest, ReturnsZeroWhenUnableToCountThreads) {
- EXPECT_EQ(0U, GetThreadCount());
-}
-#endif // GTEST_OS_LINUX || GTEST_OS_MAC || GTEST_OS_QNX
-
-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_USES_PCRE
-# if GTEST_HAS_POSIX_RE
-
- EXPECT_TRUE(GTEST_USES_POSIX_RE);
-
-# else
-
- EXPECT_TRUE(GTEST_USES_SIMPLE_RE);
-
-# endif
-#endif // !GTEST_USES_PCRE
-}
-
-#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<std::string> thread_local_string;
-
- EXPECT_EQ(thread_local_string.pointer(), &(thread_local_string.get()));
-
- // Verifies the condition still holds after calling set.
- thread_local_string.set("foo");
- EXPECT_EQ(thread_local_string.pointer(), &(thread_local_string.get()));
-}
-
-TEST(ThreadLocalTest, PointerAndConstPointerReturnSameValue) {
- ThreadLocal<std::string> thread_local_string;
- const ThreadLocal<std::string>& const_thread_local_string =
- thread_local_string;
-
- EXPECT_EQ(thread_local_string.pointer(), const_thread_local_string.pointer());
-
- thread_local_string.set("foo");
- EXPECT_EQ(thread_local_string.pointer(), const_thread_local_string.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_;
- {
- // We need to put up a memory barrier to prevent reads and writes to
- // value_ rearranged with the call to SleepMilliseconds when observed
- // from other threads.
-#if GTEST_HAS_PTHREAD
- // On POSIX, locking a mutex puts up a memory barrier. 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));
- GTEST_CHECK_POSIX_SUCCESS_(pthread_mutex_destroy(&memory_barrier_mutex));
-#elif GTEST_OS_WINDOWS
- // On Windows, performing an interlocked access puts up a memory barrier.
- volatile LONG dummy = 0;
- ::InterlockedIncrement(&dummy);
- SleepMilliseconds(random_.Generate(30));
- ::InterlockedIncrement(&dummy);
-#else
-# error "Memory barrier not implemented on this platform."
-#endif // GTEST_HAS_PTHREAD
- }
- 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<std::string>*, std::string*> param) {
- *param.second = param.first->get();
-}
-
-TEST(ThreadLocalTest, ParameterizedConstructorSetsDefault) {
- ThreadLocal<std::string> thread_local_string("foo");
- EXPECT_STREQ("foo", thread_local_string.get().c_str());
-
- thread_local_string.set("bar");
- EXPECT_STREQ("bar", thread_local_string.get().c_str());
-
- std::string result;
- RunFromThread(&RetrieveThreadLocalValue,
- make_pair(&thread_local_string, &result));
- EXPECT_STREQ("foo", result.c_str());
-}
-
-// Keeps track of whether of destructors being called on instances of
-// DestructorTracker. On Windows, waits for the destructor call reports.
-class DestructorCall {
- public:
- DestructorCall() {
- invoked_ = false;
-#if GTEST_OS_WINDOWS
- wait_event_.Reset(::CreateEvent(NULL, TRUE, FALSE, NULL));
- GTEST_CHECK_(wait_event_.Get() != NULL);
-#endif
- }
-
- bool CheckDestroyed() const {
-#if GTEST_OS_WINDOWS
- if (::WaitForSingleObject(wait_event_.Get(), 1000) != WAIT_OBJECT_0)
- return false;
-#endif
- return invoked_;
- }
-
- void ReportDestroyed() {
- invoked_ = true;
-#if GTEST_OS_WINDOWS
- ::SetEvent(wait_event_.Get());
-#endif
- }
-
- static std::vector<DestructorCall*>& List() { return *list_; }
-
- static void ResetList() {
- for (size_t i = 0; i < list_->size(); ++i) {
- delete list_->at(i);
- }
- list_->clear();
- }
-
- private:
- bool invoked_;
-#if GTEST_OS_WINDOWS
- AutoHandle wait_event_;
-#endif
- static std::vector<DestructorCall*>* const list_;
-
- GTEST_DISALLOW_COPY_AND_ASSIGN_(DestructorCall);
-};
-
-std::vector<DestructorCall*>* const DestructorCall::list_ =
- new std::vector<DestructorCall*>;
-
-// DestructorTracker keeps track of whether its instances have been
-// destroyed.
-class DestructorTracker {
- public:
- DestructorTracker() : index_(GetNewIndex()) {}
- DestructorTracker(const DestructorTracker& /* rhs */)
- : index_(GetNewIndex()) {}
- ~DestructorTracker() {
- // We never access DestructorCall::List() concurrently, so we don't need
- // to protect this acccess with a mutex.
- DestructorCall::List()[index_]->ReportDestroyed();
- }
-
- private:
- static size_t GetNewIndex() {
- DestructorCall::List().push_back(new DestructorCall);
- return DestructorCall::List().size() - 1;
- }
- const size_t index_;
-
- GTEST_DISALLOW_ASSIGN_(DestructorTracker);
-};
-
-typedef ThreadLocal<DestructorTracker>* ThreadParam;
-
-void CallThreadLocalGet(ThreadParam thread_local_param) {
- thread_local_param->get();
-}
-
-// Tests that when a ThreadLocal object dies in a thread, it destroys
-// the managed object for that thread.
-TEST(ThreadLocalTest, DestroysManagedObjectForOwnThreadWhenDying) {
- DestructorCall::ResetList();
-
- {
- ThreadLocal<DestructorTracker> thread_local_tracker;
- ASSERT_EQ(0U, DestructorCall::List().size());
-
- // This creates another DestructorTracker object for the main thread.
- thread_local_tracker.get();
- ASSERT_EQ(1U, DestructorCall::List().size());
- ASSERT_FALSE(DestructorCall::List()[0]->CheckDestroyed());
- }
-
- // Now thread_local_tracker has died.
- ASSERT_EQ(1U, DestructorCall::List().size());
- EXPECT_TRUE(DestructorCall::List()[0]->CheckDestroyed());
-
- DestructorCall::ResetList();
-}
-
-// Tests that when a thread exits, the thread-local object for that
-// thread is destroyed.
-TEST(ThreadLocalTest, DestroysManagedObjectAtThreadExit) {
- DestructorCall::ResetList();
-
- {
- ThreadLocal<DestructorTracker> thread_local_tracker;
- ASSERT_EQ(0U, DestructorCall::List().size());
-
- // This creates another DestructorTracker object in the new thread.
- ThreadWithParam<ThreadParam> thread(
- &CallThreadLocalGet, &thread_local_tracker, NULL);
- thread.Join();
-
- // The thread has exited, and we should have a DestroyedTracker
- // instance created for it. But it may not have been destroyed yet.
- ASSERT_EQ(1U, DestructorCall::List().size());
- }
-
- // The thread has exited and thread_local_tracker has died.
- ASSERT_EQ(1U, DestructorCall::List().size());
- EXPECT_TRUE(DestructorCall::List()[0]->CheckDestroyed());
-
- DestructorCall::ResetList();
-}
-
-TEST(ThreadLocalTest, ThreadLocalMutationsAffectOnlyCurrentThread) {
- ThreadLocal<std::string> thread_local_string;
- thread_local_string.set("Foo");
- EXPECT_STREQ("Foo", thread_local_string.get().c_str());
-
- std::string result;
- RunFromThread(&RetrieveThreadLocalValue,
- make_pair(&thread_local_string, &result));
- EXPECT_TRUE(result.empty());
-}
-
-#endif // GTEST_IS_THREADSAFE
-
-#if GTEST_OS_WINDOWS
-TEST(WindowsTypesTest, HANDLEIsVoidStar) {
- StaticAssertTypeEq<HANDLE, void*>();
-}
-
-TEST(WindowsTypesTest, CRITICAL_SECTIONIs_RTL_CRITICAL_SECTION) {
- StaticAssertTypeEq<CRITICAL_SECTION, _RTL_CRITICAL_SECTION>();
-}
-#endif // GTEST_OS_WINDOWS
-
-} // namespace internal
-} // namespace testing