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Source code changes of the file "googletest/test/googletest-death-test-test.cc" between
googletest-release-1.11.0.tar.gz and googletest-release-1.12.0.tar.gz

About: GoogleTest is Google's (unit) testing and mocking framework for C++ tests.

googletest-death-test-test.cc  (googletest-release-1.11.0):googletest-death-test-test.cc  (googletest-release-1.12.0)
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// //
// Tests for death tests. // Tests for death tests.
#include "gtest/gtest-death-test.h" #include "gtest/gtest-death-test.h"
#include "gtest/gtest.h" #include "gtest/gtest.h"
#include "gtest/internal/gtest-filepath.h" #include "gtest/internal/gtest-filepath.h"
using testing::internal::AlwaysFalse; using testing::internal::AlwaysFalse;
using testing::internal::AlwaysTrue; using testing::internal::AlwaysTrue;
#if GTEST_HAS_DEATH_TEST #if GTEST_HAS_DEATH_TEST
# if GTEST_OS_WINDOWS #if GTEST_OS_WINDOWS
# include <fcntl.h> // For O_BINARY #include <direct.h> // For chdir().
# include <direct.h> // For chdir(). #include <fcntl.h> // For O_BINARY
# include <io.h> #include <io.h>
# else #else
# include <unistd.h> #include <sys/wait.h> // For waitpid.
# include <sys/wait.h> // For waitpid. #include <unistd.h>
# endif // GTEST_OS_WINDOWS #endif // GTEST_OS_WINDOWS
# include <limits.h> #include <limits.h>
# include <signal.h> #include <signal.h>
# include <stdio.h> #include <stdio.h>
# if GTEST_OS_LINUX #if GTEST_OS_LINUX
# include <sys/time.h> #include <sys/time.h>
# endif // GTEST_OS_LINUX #endif // GTEST_OS_LINUX
# include "gtest/gtest-spi.h" #include "gtest/gtest-spi.h"
# include "src/gtest-internal-inl.h" #include "src/gtest-internal-inl.h"
namespace posix = ::testing::internal::posix; namespace posix = ::testing::internal::posix;
using testing::ContainsRegex; using testing::ContainsRegex;
using testing::Matcher; using testing::Matcher;
using testing::Message; using testing::Message;
using testing::internal::DeathTest; using testing::internal::DeathTest;
using testing::internal::DeathTestFactory; using testing::internal::DeathTestFactory;
using testing::internal::FilePath; using testing::internal::FilePath;
using testing::internal::GetLastErrnoDescription; using testing::internal::GetLastErrnoDescription;
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explicit ReplaceDeathTestFactory(DeathTestFactory* new_factory) explicit ReplaceDeathTestFactory(DeathTestFactory* new_factory)
: unit_test_impl_(GetUnitTestImpl()) { : unit_test_impl_(GetUnitTestImpl()) {
old_factory_ = unit_test_impl_->death_test_factory_.release(); old_factory_ = unit_test_impl_->death_test_factory_.release();
unit_test_impl_->death_test_factory_.reset(new_factory); unit_test_impl_->death_test_factory_.reset(new_factory);
} }
~ReplaceDeathTestFactory() { ~ReplaceDeathTestFactory() {
unit_test_impl_->death_test_factory_.release(); unit_test_impl_->death_test_factory_.release();
unit_test_impl_->death_test_factory_.reset(old_factory_); unit_test_impl_->death_test_factory_.reset(old_factory_);
} }
private: private:
// Prevents copying ReplaceDeathTestFactory objects. // Prevents copying ReplaceDeathTestFactory objects.
ReplaceDeathTestFactory(const ReplaceDeathTestFactory&); ReplaceDeathTestFactory(const ReplaceDeathTestFactory&);
void operator=(const ReplaceDeathTestFactory&); void operator=(const ReplaceDeathTestFactory&);
UnitTestImpl* unit_test_impl_; UnitTestImpl* unit_test_impl_;
DeathTestFactory* old_factory_; DeathTestFactory* old_factory_;
}; };
} // namespace internal } // namespace internal
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fflush(stderr); // Make sure the text is printed before the process exits. fflush(stderr); // Make sure the text is printed before the process exits.
// We call _exit() instead of exit(), as the former is a direct // We call _exit() instead of exit(), as the former is a direct
// system call and thus safer in the presence of threads. exit() // system call and thus safer in the presence of threads. exit()
// will invoke user-defined exit-hooks, which may do dangerous // will invoke user-defined exit-hooks, which may do dangerous
// things that conflict with death tests. // things that conflict with death tests.
// //
// Some compilers can recognize that _exit() never returns and issue the // Some compilers can recognize that _exit() never returns and issue the
// 'unreachable code' warning for code following this function, unless // 'unreachable code' warning for code following this function, unless
// fooled by a fake condition. // fooled by a fake condition.
if (AlwaysTrue()) if (AlwaysTrue()) _exit(1);
_exit(1);
} }
void DieInside(const ::std::string& function) { void DieInside(const ::std::string& function) {
DieWithMessage("death inside " + function + "()."); DieWithMessage("death inside " + function + "().");
} }
// Tests that death tests work. // Tests that death tests work.
class TestForDeathTest : public testing::Test { class TestForDeathTest : public testing::Test {
protected: protected:
TestForDeathTest() : original_dir_(FilePath::GetCurrentDir()) {} TestForDeathTest() : original_dir_(FilePath::GetCurrentDir()) {}
~TestForDeathTest() override { posix::ChDir(original_dir_.c_str()); } ~TestForDeathTest() override { posix::ChDir(original_dir_.c_str()); }
// A static member function that's expected to die. // A static member function that's expected to die.
static void StaticMemberFunction() { DieInside("StaticMemberFunction"); } static void StaticMemberFunction() { DieInside("StaticMemberFunction"); }
// A method of the test fixture that may die. // A method of the test fixture that may die.
void MemberFunction() { void MemberFunction() {
if (should_die_) if (should_die_) DieInside("MemberFunction");
DieInside("MemberFunction");
} }
// True if and only if MemberFunction() should die. // True if and only if MemberFunction() should die.
bool should_die_; bool should_die_;
const FilePath original_dir_; const FilePath original_dir_;
}; };
// A class with a member function that may die. // A class with a member function that may die.
class MayDie { class MayDie {
public: public:
explicit MayDie(bool should_die) : should_die_(should_die) {} explicit MayDie(bool should_die) : should_die_(should_die) {}
// A member function that may die. // A member function that may die.
void MemberFunction() const { void MemberFunction() const {
if (should_die_) if (should_die_) DieInside("MayDie::MemberFunction");
DieInside("MayDie::MemberFunction");
} }
private: private:
// True if and only if MemberFunction() should die. // True if and only if MemberFunction() should die.
bool should_die_; bool should_die_;
}; };
// A global function that's expected to die. // A global function that's expected to die.
void GlobalFunction() { DieInside("GlobalFunction"); } void GlobalFunction() { DieInside("GlobalFunction"); }
// A non-void function that's expected to die. // A non-void function that's expected to die.
int NonVoidFunction() { int NonVoidFunction() {
DieInside("NonVoidFunction"); DieInside("NonVoidFunction");
return 1; return 1;
} }
// A unary function that may die. // A unary function that may die.
void DieIf(bool should_die) { void DieIf(bool should_die) {
if (should_die) if (should_die) DieInside("DieIf");
DieInside("DieIf");
} }
// A binary function that may die. // A binary function that may die.
bool DieIfLessThan(int x, int y) { bool DieIfLessThan(int x, int y) {
if (x < y) { if (x < y) {
DieInside("DieIfLessThan"); DieInside("DieIfLessThan");
} }
return true; return true;
} }
// Tests that ASSERT_DEATH can be used outside a TEST, TEST_F, or test fixture. // Tests that ASSERT_DEATH can be used outside a TEST, TEST_F, or test fixture.
void DeathTestSubroutine() { void DeathTestSubroutine() {
EXPECT_DEATH(GlobalFunction(), "death.*GlobalFunction"); EXPECT_DEATH(GlobalFunction(), "death.*GlobalFunction");
ASSERT_DEATH(GlobalFunction(), "death.*GlobalFunction"); ASSERT_DEATH(GlobalFunction(), "death.*GlobalFunction");
} }
// Death in dbg, not opt. // Death in dbg, not opt.
int DieInDebugElse12(int* sideeffect) { int DieInDebugElse12(int* sideeffect) {
if (sideeffect) *sideeffect = 12; if (sideeffect) *sideeffect = 12;
# ifndef NDEBUG #ifndef NDEBUG
DieInside("DieInDebugElse12"); DieInside("DieInDebugElse12");
# endif // NDEBUG #endif // NDEBUG
return 12; return 12;
} }
# if GTEST_OS_WINDOWS #if GTEST_OS_WINDOWS
// Death in dbg due to Windows CRT assertion failure, not opt. // Death in dbg due to Windows CRT assertion failure, not opt.
int DieInCRTDebugElse12(int* sideeffect) { int DieInCRTDebugElse12(int* sideeffect) {
if (sideeffect) *sideeffect = 12; if (sideeffect) *sideeffect = 12;
// Create an invalid fd by closing a valid one // Create an invalid fd by closing a valid one
int fdpipe[2]; int fdpipe[2];
EXPECT_EQ(_pipe(fdpipe, 256, O_BINARY), 0); EXPECT_EQ(_pipe(fdpipe, 256, O_BINARY), 0);
EXPECT_EQ(_close(fdpipe[0]), 0); EXPECT_EQ(_close(fdpipe[0]), 0);
EXPECT_EQ(_close(fdpipe[1]), 0); EXPECT_EQ(_close(fdpipe[1]), 0);
// _dup() should crash in debug mode // _dup() should crash in debug mode
EXPECT_EQ(_dup(fdpipe[0]), -1); EXPECT_EQ(_dup(fdpipe[0]), -1);
return 12; return 12;
} }
#endif // GTEST_OS_WINDOWS #endif // GTEST_OS_WINDOWS
# if GTEST_OS_WINDOWS || GTEST_OS_FUCHSIA #if GTEST_OS_WINDOWS || GTEST_OS_FUCHSIA
// Tests the ExitedWithCode predicate. // Tests the ExitedWithCode predicate.
TEST(ExitStatusPredicateTest, ExitedWithCode) { TEST(ExitStatusPredicateTest, ExitedWithCode) {
// On Windows, the process's exit code is the same as its exit status, // On Windows, the process's exit code is the same as its exit status,
// so the predicate just compares the its input with its parameter. // so the predicate just compares the its input with its parameter.
EXPECT_TRUE(testing::ExitedWithCode(0)(0)); EXPECT_TRUE(testing::ExitedWithCode(0)(0));
EXPECT_TRUE(testing::ExitedWithCode(1)(1)); EXPECT_TRUE(testing::ExitedWithCode(1)(1));
EXPECT_TRUE(testing::ExitedWithCode(42)(42)); EXPECT_TRUE(testing::ExitedWithCode(42)(42));
EXPECT_FALSE(testing::ExitedWithCode(0)(1)); EXPECT_FALSE(testing::ExitedWithCode(0)(1));
EXPECT_FALSE(testing::ExitedWithCode(1)(0)); EXPECT_FALSE(testing::ExitedWithCode(1)(0));
} }
# else #else
// Returns the exit status of a process that calls _exit(2) with a // Returns the exit status of a process that calls _exit(2) with a
// given exit code. This is a helper function for the // given exit code. This is a helper function for the
// ExitStatusPredicateTest test suite. // ExitStatusPredicateTest test suite.
static int NormalExitStatus(int exit_code) { static int NormalExitStatus(int exit_code) {
pid_t child_pid = fork(); pid_t child_pid = fork();
if (child_pid == 0) { if (child_pid == 0) {
_exit(exit_code); _exit(exit_code);
} }
int status; int status;
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raise(signum); raise(signum);
_exit(1); _exit(1);
} }
int status; int status;
waitpid(child_pid, &status, 0); waitpid(child_pid, &status, 0);
return status; return status;
} }
// Tests the ExitedWithCode predicate. // Tests the ExitedWithCode predicate.
TEST(ExitStatusPredicateTest, ExitedWithCode) { TEST(ExitStatusPredicateTest, ExitedWithCode) {
const int status0 = NormalExitStatus(0); const int status0 = NormalExitStatus(0);
const int status1 = NormalExitStatus(1); const int status1 = NormalExitStatus(1);
const int status42 = NormalExitStatus(42); const int status42 = NormalExitStatus(42);
const testing::ExitedWithCode pred0(0); const testing::ExitedWithCode pred0(0);
const testing::ExitedWithCode pred1(1); const testing::ExitedWithCode pred1(1);
const testing::ExitedWithCode pred42(42); const testing::ExitedWithCode pred42(42);
EXPECT_PRED1(pred0, status0); EXPECT_PRED1(pred0, status0);
EXPECT_PRED1(pred1, status1); EXPECT_PRED1(pred1, status1);
EXPECT_PRED1(pred42, status42); EXPECT_PRED1(pred42, status42);
EXPECT_FALSE(pred0(status1)); EXPECT_FALSE(pred0(status1));
EXPECT_FALSE(pred42(status0)); EXPECT_FALSE(pred42(status0));
EXPECT_FALSE(pred1(status42)); EXPECT_FALSE(pred1(status42));
} }
// Tests the KilledBySignal predicate. // Tests the KilledBySignal predicate.
TEST(ExitStatusPredicateTest, KilledBySignal) { TEST(ExitStatusPredicateTest, KilledBySignal) {
const int status_segv = KilledExitStatus(SIGSEGV); const int status_segv = KilledExitStatus(SIGSEGV);
const int status_kill = KilledExitStatus(SIGKILL); const int status_kill = KilledExitStatus(SIGKILL);
const testing::KilledBySignal pred_segv(SIGSEGV); const testing::KilledBySignal pred_segv(SIGSEGV);
const testing::KilledBySignal pred_kill(SIGKILL); const testing::KilledBySignal pred_kill(SIGKILL);
EXPECT_PRED1(pred_segv, status_segv); EXPECT_PRED1(pred_segv, status_segv);
EXPECT_PRED1(pred_kill, status_kill); EXPECT_PRED1(pred_kill, status_kill);
EXPECT_FALSE(pred_segv(status_kill)); EXPECT_FALSE(pred_segv(status_kill));
EXPECT_FALSE(pred_kill(status_segv)); EXPECT_FALSE(pred_kill(status_segv));
} }
# endif // GTEST_OS_WINDOWS || GTEST_OS_FUCHSIA #endif // GTEST_OS_WINDOWS || GTEST_OS_FUCHSIA
// The following code intentionally tests a suboptimal syntax. // The following code intentionally tests a suboptimal syntax.
#ifdef __GNUC__ #ifdef __GNUC__
#pragma GCC diagnostic push #pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdangling-else" #pragma GCC diagnostic ignored "-Wdangling-else"
#pragma GCC diagnostic ignored "-Wempty-body" #pragma GCC diagnostic ignored "-Wempty-body"
#pragma GCC diagnostic ignored "-Wpragmas" #pragma GCC diagnostic ignored "-Wpragmas"
#endif #endif
// Tests that the death test macros expand to code which may or may not // Tests that the death test macros expand to code which may or may not
// be followed by operator<<, and that in either case the complete text // be followed by operator<<, and that in either case the complete text
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// This would fail if executed; this is a compilation test only // This would fail if executed; this is a compilation test only
ASSERT_DEATH(return, ""); ASSERT_DEATH(return, "");
if (AlwaysTrue()) if (AlwaysTrue())
EXPECT_DEATH(_exit(1), ""); EXPECT_DEATH(_exit(1), "");
else else
// This empty "else" branch is meant to ensure that EXPECT_DEATH // This empty "else" branch is meant to ensure that EXPECT_DEATH
// doesn't expand into an "if" statement without an "else" // doesn't expand into an "if" statement without an "else"
; ;
if (AlwaysFalse()) if (AlwaysFalse()) ASSERT_DEATH(return, "") << "did not die";
ASSERT_DEATH(return, "") << "did not die";
if (AlwaysFalse()) if (AlwaysFalse())
; ;
else else
EXPECT_DEATH(_exit(1), "") << 1 << 2 << 3; EXPECT_DEATH(_exit(1), "") << 1 << 2 << 3;
} }
#ifdef __GNUC__ #ifdef __GNUC__
#pragma GCC diagnostic pop #pragma GCC diagnostic pop
#endif #endif
# if GTEST_USES_PCRE #if GTEST_USES_PCRE
void DieWithEmbeddedNul() { void DieWithEmbeddedNul() {
fprintf(stderr, "Hello%cmy null world.\n", '\0'); fprintf(stderr, "Hello%cmy null world.\n", '\0');
fflush(stderr); fflush(stderr);
_exit(1); _exit(1);
} }
// Tests that EXPECT_DEATH and ASSERT_DEATH work when the error // Tests that EXPECT_DEATH and ASSERT_DEATH work when the error
// message has a NUL character in it. // message has a NUL character in it.
TEST_F(TestForDeathTest, EmbeddedNulInMessage) { TEST_F(TestForDeathTest, EmbeddedNulInMessage) {
EXPECT_DEATH(DieWithEmbeddedNul(), "my null world"); EXPECT_DEATH(DieWithEmbeddedNul(), "my null world");
ASSERT_DEATH(DieWithEmbeddedNul(), "my null world"); ASSERT_DEATH(DieWithEmbeddedNul(), "my null world");
} }
# endif // GTEST_USES_PCRE #endif // GTEST_USES_PCRE
// Tests that death test macros expand to code which interacts well with switch // Tests that death test macros expand to code which interacts well with switch
// statements. // statements.
TEST_F(TestForDeathTest, SwitchStatement) { TEST_F(TestForDeathTest, SwitchStatement) {
// Microsoft compiler usually complains about switch statements without // Microsoft compiler usually complains about switch statements without
// case labels. We suppress that warning for this test. // case labels. We suppress that warning for this test.
GTEST_DISABLE_MSC_WARNINGS_PUSH_(4065) GTEST_DISABLE_MSC_WARNINGS_PUSH_(4065)
switch (0) switch (0)
default: default:
ASSERT_DEATH(_exit(1), "") << "exit in default switch handler"; ASSERT_DEATH(_exit(1), "") << "exit in default switch handler";
switch (0) switch (0)
case 0: case 0:
EXPECT_DEATH(_exit(1), "") << "exit in switch case"; EXPECT_DEATH(_exit(1), "") << "exit in switch case";
GTEST_DISABLE_MSC_WARNINGS_POP_() GTEST_DISABLE_MSC_WARNINGS_POP_()
} }
// Tests that a static member function can be used in a "fast" style // Tests that a static member function can be used in a "fast" style
// death test. // death test.
TEST_F(TestForDeathTest, StaticMemberFunctionFastStyle) { TEST_F(TestForDeathTest, StaticMemberFunctionFastStyle) {
testing::GTEST_FLAG(death_test_style) = "fast"; GTEST_FLAG_SET(death_test_style, "fast");
ASSERT_DEATH(StaticMemberFunction(), "death.*StaticMember"); ASSERT_DEATH(StaticMemberFunction(), "death.*StaticMember");
} }
// Tests that a method of the test fixture can be used in a "fast" // Tests that a method of the test fixture can be used in a "fast"
// style death test. // style death test.
TEST_F(TestForDeathTest, MemberFunctionFastStyle) { TEST_F(TestForDeathTest, MemberFunctionFastStyle) {
testing::GTEST_FLAG(death_test_style) = "fast"; GTEST_FLAG_SET(death_test_style, "fast");
should_die_ = true; should_die_ = true;
EXPECT_DEATH(MemberFunction(), "inside.*MemberFunction"); EXPECT_DEATH(MemberFunction(), "inside.*MemberFunction");
} }
void ChangeToRootDir() { posix::ChDir(GTEST_PATH_SEP_); } void ChangeToRootDir() { posix::ChDir(GTEST_PATH_SEP_); }
// Tests that death tests work even if the current directory has been // Tests that death tests work even if the current directory has been
// changed. // changed.
TEST_F(TestForDeathTest, FastDeathTestInChangedDir) { TEST_F(TestForDeathTest, FastDeathTestInChangedDir) {
testing::GTEST_FLAG(death_test_style) = "fast"; GTEST_FLAG_SET(death_test_style, "fast");
ChangeToRootDir(); ChangeToRootDir();
EXPECT_EXIT(_exit(1), testing::ExitedWithCode(1), ""); EXPECT_EXIT(_exit(1), testing::ExitedWithCode(1), "");
ChangeToRootDir(); ChangeToRootDir();
ASSERT_DEATH(_exit(1), ""); ASSERT_DEATH(_exit(1), "");
} }
# if GTEST_OS_LINUX #if GTEST_OS_LINUX
void SigprofAction(int, siginfo_t*, void*) { /* no op */ } void SigprofAction(int, siginfo_t*, void*) { /* no op */
}
// Sets SIGPROF action and ITIMER_PROF timer (interval: 1ms). // Sets SIGPROF action and ITIMER_PROF timer (interval: 1ms).
void SetSigprofActionAndTimer() { void SetSigprofActionAndTimer() {
struct sigaction signal_action; struct sigaction signal_action;
memset(&signal_action, 0, sizeof(signal_action)); memset(&signal_action, 0, sizeof(signal_action));
sigemptyset(&signal_action.sa_mask); sigemptyset(&signal_action.sa_mask);
signal_action.sa_sigaction = SigprofAction; signal_action.sa_sigaction = SigprofAction;
signal_action.sa_flags = SA_RESTART | SA_SIGINFO; signal_action.sa_flags = SA_RESTART | SA_SIGINFO;
ASSERT_EQ(0, sigaction(SIGPROF, &signal_action, nullptr)); ASSERT_EQ(0, sigaction(SIGPROF, &signal_action, nullptr));
// timer comes second, to avoid SIGPROF premature delivery, as suggested at // timer comes second, to avoid SIGPROF premature delivery, as suggested at
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ASSERT_EQ(0, setitimer(ITIMER_PROF, &timer, nullptr)); ASSERT_EQ(0, setitimer(ITIMER_PROF, &timer, nullptr));
struct sigaction signal_action; struct sigaction signal_action;
memset(&signal_action, 0, sizeof(signal_action)); memset(&signal_action, 0, sizeof(signal_action));
sigemptyset(&signal_action.sa_mask); sigemptyset(&signal_action.sa_mask);
signal_action.sa_handler = SIG_IGN; signal_action.sa_handler = SIG_IGN;
ASSERT_EQ(0, sigaction(SIGPROF, &signal_action, old_signal_action)); ASSERT_EQ(0, sigaction(SIGPROF, &signal_action, old_signal_action));
} }
// Tests that death tests work when SIGPROF handler and timer are set. // Tests that death tests work when SIGPROF handler and timer are set.
TEST_F(TestForDeathTest, FastSigprofActionSet) { TEST_F(TestForDeathTest, FastSigprofActionSet) {
testing::GTEST_FLAG(death_test_style) = "fast"; GTEST_FLAG_SET(death_test_style, "fast");
SetSigprofActionAndTimer(); SetSigprofActionAndTimer();
EXPECT_DEATH(_exit(1), ""); EXPECT_DEATH(_exit(1), "");
struct sigaction old_signal_action; struct sigaction old_signal_action;
DisableSigprofActionAndTimer(&old_signal_action); DisableSigprofActionAndTimer(&old_signal_action);
EXPECT_TRUE(old_signal_action.sa_sigaction == SigprofAction); EXPECT_TRUE(old_signal_action.sa_sigaction == SigprofAction);
} }
TEST_F(TestForDeathTest, ThreadSafeSigprofActionSet) { TEST_F(TestForDeathTest, ThreadSafeSigprofActionSet) {
testing::GTEST_FLAG(death_test_style) = "threadsafe"; GTEST_FLAG_SET(death_test_style, "threadsafe");
SetSigprofActionAndTimer(); SetSigprofActionAndTimer();
EXPECT_DEATH(_exit(1), ""); EXPECT_DEATH(_exit(1), "");
struct sigaction old_signal_action; struct sigaction old_signal_action;
DisableSigprofActionAndTimer(&old_signal_action); DisableSigprofActionAndTimer(&old_signal_action);
EXPECT_TRUE(old_signal_action.sa_sigaction == SigprofAction); EXPECT_TRUE(old_signal_action.sa_sigaction == SigprofAction);
} }
# endif // GTEST_OS_LINUX #endif // GTEST_OS_LINUX
// Repeats a representative sample of death tests in the "threadsafe" style: // Repeats a representative sample of death tests in the "threadsafe" style:
TEST_F(TestForDeathTest, StaticMemberFunctionThreadsafeStyle) { TEST_F(TestForDeathTest, StaticMemberFunctionThreadsafeStyle) {
testing::GTEST_FLAG(death_test_style) = "threadsafe"; GTEST_FLAG_SET(death_test_style, "threadsafe");
ASSERT_DEATH(StaticMemberFunction(), "death.*StaticMember"); ASSERT_DEATH(StaticMemberFunction(), "death.*StaticMember");
} }
TEST_F(TestForDeathTest, MemberFunctionThreadsafeStyle) { TEST_F(TestForDeathTest, MemberFunctionThreadsafeStyle) {
testing::GTEST_FLAG(death_test_style) = "threadsafe"; GTEST_FLAG_SET(death_test_style, "threadsafe");
should_die_ = true; should_die_ = true;
EXPECT_DEATH(MemberFunction(), "inside.*MemberFunction"); EXPECT_DEATH(MemberFunction(), "inside.*MemberFunction");
} }
TEST_F(TestForDeathTest, ThreadsafeDeathTestInLoop) { TEST_F(TestForDeathTest, ThreadsafeDeathTestInLoop) {
testing::GTEST_FLAG(death_test_style) = "threadsafe"; GTEST_FLAG_SET(death_test_style, "threadsafe");
for (int i = 0; i < 3; ++i) for (int i = 0; i < 3; ++i)
EXPECT_EXIT(_exit(i), testing::ExitedWithCode(i), "") << ": i = " << i; EXPECT_EXIT(_exit(i), testing::ExitedWithCode(i), "") << ": i = " << i;
} }
TEST_F(TestForDeathTest, ThreadsafeDeathTestInChangedDir) { TEST_F(TestForDeathTest, ThreadsafeDeathTestInChangedDir) {
testing::GTEST_FLAG(death_test_style) = "threadsafe"; GTEST_FLAG_SET(death_test_style, "threadsafe");
ChangeToRootDir(); ChangeToRootDir();
EXPECT_EXIT(_exit(1), testing::ExitedWithCode(1), ""); EXPECT_EXIT(_exit(1), testing::ExitedWithCode(1), "");
ChangeToRootDir(); ChangeToRootDir();
ASSERT_DEATH(_exit(1), ""); ASSERT_DEATH(_exit(1), "");
} }
TEST_F(TestForDeathTest, MixedStyles) { TEST_F(TestForDeathTest, MixedStyles) {
testing::GTEST_FLAG(death_test_style) = "threadsafe"; GTEST_FLAG_SET(death_test_style, "threadsafe");
EXPECT_DEATH(_exit(1), ""); EXPECT_DEATH(_exit(1), "");
testing::GTEST_FLAG(death_test_style) = "fast"; GTEST_FLAG_SET(death_test_style, "fast");
EXPECT_DEATH(_exit(1), ""); EXPECT_DEATH(_exit(1), "");
} }
# if GTEST_HAS_CLONE && GTEST_HAS_PTHREAD #if GTEST_HAS_CLONE && GTEST_HAS_PTHREAD
bool pthread_flag; bool pthread_flag;
void SetPthreadFlag() { void SetPthreadFlag() { pthread_flag = true; }
pthread_flag = true;
}
TEST_F(TestForDeathTest, DoesNotExecuteAtforkHooks) { TEST_F(TestForDeathTest, DoesNotExecuteAtforkHooks) {
if (!testing::GTEST_FLAG(death_test_use_fork)) { if (!GTEST_FLAG_GET(death_test_use_fork)) {
testing::GTEST_FLAG(death_test_style) = "threadsafe"; GTEST_FLAG_SET(death_test_style, "threadsafe");
pthread_flag = false; pthread_flag = false;
ASSERT_EQ(0, pthread_atfork(&SetPthreadFlag, nullptr, nullptr)); ASSERT_EQ(0, pthread_atfork(&SetPthreadFlag, nullptr, nullptr));
ASSERT_DEATH(_exit(1), ""); ASSERT_DEATH(_exit(1), "");
ASSERT_FALSE(pthread_flag); ASSERT_FALSE(pthread_flag);
} }
} }
# endif // GTEST_HAS_CLONE && GTEST_HAS_PTHREAD #endif // GTEST_HAS_CLONE && GTEST_HAS_PTHREAD
// Tests that a method of another class can be used in a death test. // Tests that a method of another class can be used in a death test.
TEST_F(TestForDeathTest, MethodOfAnotherClass) { TEST_F(TestForDeathTest, MethodOfAnotherClass) {
const MayDie x(true); const MayDie x(true);
ASSERT_DEATH(x.MemberFunction(), "MayDie\\:\\:MemberFunction"); ASSERT_DEATH(x.MemberFunction(), "MayDie\\:\\:MemberFunction");
} }
// Tests that a global function can be used in a death test. // Tests that a global function can be used in a death test.
TEST_F(TestForDeathTest, GlobalFunction) { TEST_F(TestForDeathTest, GlobalFunction) {
EXPECT_DEATH(GlobalFunction(), "GlobalFunction"); EXPECT_DEATH(GlobalFunction(), "GlobalFunction");
skipping to change at line 530 skipping to change at line 524
// Tests that any value convertible to an RE works as a second // Tests that any value convertible to an RE works as a second
// argument to EXPECT_DEATH. // argument to EXPECT_DEATH.
TEST_F(TestForDeathTest, AcceptsAnythingConvertibleToRE) { TEST_F(TestForDeathTest, AcceptsAnythingConvertibleToRE) {
static const char regex_c_str[] = "GlobalFunction"; static const char regex_c_str[] = "GlobalFunction";
EXPECT_DEATH(GlobalFunction(), regex_c_str); EXPECT_DEATH(GlobalFunction(), regex_c_str);
const testing::internal::RE regex(regex_c_str); const testing::internal::RE regex(regex_c_str);
EXPECT_DEATH(GlobalFunction(), regex); EXPECT_DEATH(GlobalFunction(), regex);
# if !GTEST_USES_PCRE #if !GTEST_USES_PCRE
const ::std::string regex_std_str(regex_c_str); const ::std::string regex_std_str(regex_c_str);
EXPECT_DEATH(GlobalFunction(), regex_std_str); EXPECT_DEATH(GlobalFunction(), regex_std_str);
// This one is tricky; a temporary pointer into another temporary. Reference // This one is tricky; a temporary pointer into another temporary. Reference
// lifetime extension of the pointer is not sufficient. // lifetime extension of the pointer is not sufficient.
EXPECT_DEATH(GlobalFunction(), ::std::string(regex_c_str).c_str()); EXPECT_DEATH(GlobalFunction(), ::std::string(regex_c_str).c_str());
# endif // !GTEST_USES_PCRE #endif // !GTEST_USES_PCRE
} }
// Tests that a non-void function can be used in a death test. // Tests that a non-void function can be used in a death test.
TEST_F(TestForDeathTest, NonVoidFunction) { TEST_F(TestForDeathTest, NonVoidFunction) {
ASSERT_DEATH(NonVoidFunction(), "NonVoidFunction"); ASSERT_DEATH(NonVoidFunction(), "NonVoidFunction");
} }
// Tests that functions that take parameter(s) can be used in a death test. // Tests that functions that take parameter(s) can be used in a death test.
TEST_F(TestForDeathTest, FunctionWithParameter) { TEST_F(TestForDeathTest, FunctionWithParameter) {
EXPECT_DEATH(DieIf(true), "DieIf\\(\\)"); EXPECT_DEATH(DieIf(true), "DieIf\\(\\)");
EXPECT_DEATH(DieIfLessThan(2, 3), "DieIfLessThan"); EXPECT_DEATH(DieIfLessThan(2, 3), "DieIfLessThan");
} }
// Tests that ASSERT_DEATH can be used outside a TEST, TEST_F, or test fixture. // Tests that ASSERT_DEATH can be used outside a TEST, TEST_F, or test fixture.
TEST_F(TestForDeathTest, OutsideFixture) { TEST_F(TestForDeathTest, OutsideFixture) { DeathTestSubroutine(); }
DeathTestSubroutine();
}
// Tests that death tests can be done inside a loop. // Tests that death tests can be done inside a loop.
TEST_F(TestForDeathTest, InsideLoop) { TEST_F(TestForDeathTest, InsideLoop) {
for (int i = 0; i < 5; i++) { for (int i = 0; i < 5; i++) {
EXPECT_DEATH(DieIfLessThan(-1, i), "DieIfLessThan") << "where i == " << i; EXPECT_DEATH(DieIfLessThan(-1, i), "DieIfLessThan") << "where i == " << i;
} }
} }
// Tests that a compound statement can be used in a death test. // Tests that a compound statement can be used in a death test.
TEST_F(TestForDeathTest, CompoundStatement) { TEST_F(TestForDeathTest, CompoundStatement) {
EXPECT_DEATH({ // NOLINT EXPECT_DEATH(
const int x = 2; { // NOLINT
const int y = x + 1; const int x = 2;
DieIfLessThan(x, y); const int y = x + 1;
}, DieIfLessThan(x, y);
"DieIfLessThan"); },
"DieIfLessThan");
} }
// Tests that code that doesn't die causes a death test to fail. // Tests that code that doesn't die causes a death test to fail.
TEST_F(TestForDeathTest, DoesNotDie) { TEST_F(TestForDeathTest, DoesNotDie) {
EXPECT_NONFATAL_FAILURE(EXPECT_DEATH(DieIf(false), "DieIf"), EXPECT_NONFATAL_FAILURE(EXPECT_DEATH(DieIf(false), "DieIf"), "failed to die");
"failed to die");
} }
// Tests that a death test fails when the error message isn't expected. // Tests that a death test fails when the error message isn't expected.
TEST_F(TestForDeathTest, ErrorMessageMismatch) { TEST_F(TestForDeathTest, ErrorMessageMismatch) {
EXPECT_NONFATAL_FAILURE({ // NOLINT EXPECT_NONFATAL_FAILURE(
EXPECT_DEATH(DieIf(true), "DieIfLessThan") << "End of death test message."; { // NOLINT
}, "died but not with expected error"); EXPECT_DEATH(DieIf(true), "DieIfLessThan")
<< "End of death test message.";
},
"died but not with expected error");
} }
// On exit, *aborted will be true if and only if the EXPECT_DEATH() // On exit, *aborted will be true if and only if the EXPECT_DEATH()
// statement aborted the function. // statement aborted the function.
void ExpectDeathTestHelper(bool* aborted) { void ExpectDeathTestHelper(bool* aborted) {
*aborted = true; *aborted = true;
EXPECT_DEATH(DieIf(false), "DieIf"); // This assertion should fail. EXPECT_DEATH(DieIf(false), "DieIf"); // This assertion should fail.
*aborted = false; *aborted = false;
} }
// Tests that EXPECT_DEATH doesn't abort the test on failure. // Tests that EXPECT_DEATH doesn't abort the test on failure.
TEST_F(TestForDeathTest, EXPECT_DEATH) { TEST_F(TestForDeathTest, EXPECT_DEATH) {
bool aborted = true; bool aborted = true;
EXPECT_NONFATAL_FAILURE(ExpectDeathTestHelper(&aborted), EXPECT_NONFATAL_FAILURE(ExpectDeathTestHelper(&aborted), "failed to die");
"failed to die");
EXPECT_FALSE(aborted); EXPECT_FALSE(aborted);
} }
// Tests that ASSERT_DEATH does abort the test on failure. // Tests that ASSERT_DEATH does abort the test on failure.
TEST_F(TestForDeathTest, ASSERT_DEATH) { TEST_F(TestForDeathTest, ASSERT_DEATH) {
static bool aborted; static bool aborted;
EXPECT_FATAL_FAILURE({ // NOLINT EXPECT_FATAL_FAILURE(
aborted = true; { // NOLINT
ASSERT_DEATH(DieIf(false), "DieIf"); // This assertion should fail. aborted = true;
aborted = false; ASSERT_DEATH(DieIf(false), "DieIf"); // This assertion should fail.
}, "failed to die"); aborted = false;
},
"failed to die");
EXPECT_TRUE(aborted); EXPECT_TRUE(aborted);
} }
// Tests that EXPECT_DEATH evaluates the arguments exactly once. // Tests that EXPECT_DEATH evaluates the arguments exactly once.
TEST_F(TestForDeathTest, SingleEvaluation) { TEST_F(TestForDeathTest, SingleEvaluation) {
int x = 3; int x = 3;
EXPECT_DEATH(DieIf((++x) == 4), "DieIf"); EXPECT_DEATH(DieIf((++x) == 4), "DieIf");
const char* regex = "DieIf"; const char* regex = "DieIf";
const char* regex_save = regex; const char* regex_save = regex;
skipping to change at line 656 skipping to change at line 652
TEST_F(TestForDeathTest, TestExpectDebugDeath) { TEST_F(TestForDeathTest, TestExpectDebugDeath) {
int sideeffect = 0; int sideeffect = 0;
// Put the regex in a local variable to make sure we don't get an "unused" // Put the regex in a local variable to make sure we don't get an "unused"
// warning in opt mode. // warning in opt mode.
const char* regex = "death.*DieInDebugElse12"; const char* regex = "death.*DieInDebugElse12";
EXPECT_DEBUG_DEATH(DieInDebugElse12(&sideeffect), regex) EXPECT_DEBUG_DEATH(DieInDebugElse12(&sideeffect), regex)
<< "Must accept a streamed message"; << "Must accept a streamed message";
# ifdef NDEBUG #ifdef NDEBUG
// Checks that the assignment occurs in opt mode (sideeffect). // Checks that the assignment occurs in opt mode (sideeffect).
EXPECT_EQ(12, sideeffect); EXPECT_EQ(12, sideeffect);
# else #else
// Checks that the assignment does not occur in dbg mode (no sideeffect). // Checks that the assignment does not occur in dbg mode (no sideeffect).
EXPECT_EQ(0, sideeffect); EXPECT_EQ(0, sideeffect);
# endif #endif
} }
# if GTEST_OS_WINDOWS #if GTEST_OS_WINDOWS
// Tests that EXPECT_DEBUG_DEATH works as expected when in debug mode // https://docs.microsoft.com/en-us/cpp/c-runtime-library/reference/crtsetreport
// the Windows CRT crashes the process with an assertion failure. mode
// In debug mode, the calls to _CrtSetReportMode and _CrtSetReportFile enable
// the dumping of assertions to stderr. Tests that EXPECT_DEATH works as
// expected when in CRT debug mode (compiled with /MTd or /MDd, which defines
// _DEBUG) the Windows CRT crashes the process with an assertion failure.
// 1. Asserts on death. // 1. Asserts on death.
// 2. Has no side effect (doesn't pop up a window or wait for user input). // 2. Has no side effect (doesn't pop up a window or wait for user input).
// #ifdef _DEBUG
// And in opt mode, it:
// 1. Has side effects but does not assert.
TEST_F(TestForDeathTest, CRTDebugDeath) { TEST_F(TestForDeathTest, CRTDebugDeath) {
int sideeffect = 0; EXPECT_DEATH(DieInCRTDebugElse12(nullptr), "dup.* : Assertion failed")
// Put the regex in a local variable to make sure we don't get an "unused"
// warning in opt mode.
const char* regex = "dup.* : Assertion failed";
EXPECT_DEBUG_DEATH(DieInCRTDebugElse12(&sideeffect), regex)
<< "Must accept a streamed message"; << "Must accept a streamed message";
# ifdef NDEBUG
// Checks that the assignment occurs in opt mode (sideeffect).
EXPECT_EQ(12, sideeffect);
# else
// Checks that the assignment does not occur in dbg mode (no sideeffect).
EXPECT_EQ(0, sideeffect);
# endif
} }
#endif // _DEBUG
# endif // GTEST_OS_WINDOWS #endif // GTEST_OS_WINDOWS
// Tests that ASSERT_DEBUG_DEATH works as expected, that is, you can stream a // Tests that ASSERT_DEBUG_DEATH works as expected, that is, you can stream a
// message to it, and in debug mode it: // message to it, and in debug mode it:
// 1. Asserts on death. // 1. Asserts on death.
// 2. Has no side effect. // 2. Has no side effect.
// //
// And in opt mode, it: // And in opt mode, it:
// 1. Has side effects but does not assert. // 1. Has side effects but does not assert.
TEST_F(TestForDeathTest, TestAssertDebugDeath) { TEST_F(TestForDeathTest, TestAssertDebugDeath) {
int sideeffect = 0; int sideeffect = 0;
ASSERT_DEBUG_DEATH(DieInDebugElse12(&sideeffect), "death.*DieInDebugElse12") ASSERT_DEBUG_DEATH(DieInDebugElse12(&sideeffect), "death.*DieInDebugElse12")
<< "Must accept a streamed message"; << "Must accept a streamed message";
# ifdef NDEBUG #ifdef NDEBUG
// Checks that the assignment occurs in opt mode (sideeffect). // Checks that the assignment occurs in opt mode (sideeffect).
EXPECT_EQ(12, sideeffect); EXPECT_EQ(12, sideeffect);
# else #else
// Checks that the assignment does not occur in dbg mode (no sideeffect). // Checks that the assignment does not occur in dbg mode (no sideeffect).
EXPECT_EQ(0, sideeffect); EXPECT_EQ(0, sideeffect);
# endif #endif
} }
# ifndef NDEBUG #ifndef NDEBUG
void ExpectDebugDeathHelper(bool* aborted) { void ExpectDebugDeathHelper(bool* aborted) {
*aborted = true; *aborted = true;
EXPECT_DEBUG_DEATH(return, "") << "This is expected to fail."; EXPECT_DEBUG_DEATH(return, "") << "This is expected to fail.";
*aborted = false; *aborted = false;
} }
# if GTEST_OS_WINDOWS #if GTEST_OS_WINDOWS
TEST(PopUpDeathTest, DoesNotShowPopUpOnAbort) { TEST(PopUpDeathTest, DoesNotShowPopUpOnAbort) {
printf("This test should be considered failing if it shows " printf(
"any pop-up dialogs.\n"); "This test should be considered failing if it shows "
"any pop-up dialogs.\n");
fflush(stdout); fflush(stdout);
EXPECT_DEATH({ EXPECT_DEATH(
testing::GTEST_FLAG(catch_exceptions) = false; {
abort(); GTEST_FLAG_SET(catch_exceptions, false);
}, ""); abort();
},
"");
} }
# endif // GTEST_OS_WINDOWS #endif // GTEST_OS_WINDOWS
// Tests that EXPECT_DEBUG_DEATH in debug mode does not abort // Tests that EXPECT_DEBUG_DEATH in debug mode does not abort
// the function. // the function.
TEST_F(TestForDeathTest, ExpectDebugDeathDoesNotAbort) { TEST_F(TestForDeathTest, ExpectDebugDeathDoesNotAbort) {
bool aborted = true; bool aborted = true;
EXPECT_NONFATAL_FAILURE(ExpectDebugDeathHelper(&aborted), ""); EXPECT_NONFATAL_FAILURE(ExpectDebugDeathHelper(&aborted), "");
EXPECT_FALSE(aborted); EXPECT_FALSE(aborted);
} }
void AssertDebugDeathHelper(bool* aborted) { void AssertDebugDeathHelper(bool* aborted) {
skipping to change at line 839 skipping to change at line 822
EXPECT_TRUE(aborted); EXPECT_TRUE(aborted);
} }
TEST_F(TestForDeathTest, AssertDebugDeathAborts10) { TEST_F(TestForDeathTest, AssertDebugDeathAborts10) {
static bool aborted; static bool aborted;
aborted = false; aborted = false;
EXPECT_FATAL_FAILURE(AssertDebugDeathHelper(&aborted), ""); EXPECT_FATAL_FAILURE(AssertDebugDeathHelper(&aborted), "");
EXPECT_TRUE(aborted); EXPECT_TRUE(aborted);
} }
# endif // _NDEBUG #endif // _NDEBUG
// Tests the *_EXIT family of macros, using a variety of predicates. // Tests the *_EXIT family of macros, using a variety of predicates.
static void TestExitMacros() { static void TestExitMacros() {
EXPECT_EXIT(_exit(1), testing::ExitedWithCode(1), ""); EXPECT_EXIT(_exit(1), testing::ExitedWithCode(1), "");
ASSERT_EXIT(_exit(42), testing::ExitedWithCode(42), ""); ASSERT_EXIT(_exit(42), testing::ExitedWithCode(42), "");
# if GTEST_OS_WINDOWS #if GTEST_OS_WINDOWS
// Of all signals effects on the process exit code, only those of SIGABRT // Of all signals effects on the process exit code, only those of SIGABRT
// are documented on Windows. // are documented on Windows.
// See https://msdn.microsoft.com/en-us/query-bi/m/dwwzkt4c. // See https://msdn.microsoft.com/en-us/query-bi/m/dwwzkt4c.
EXPECT_EXIT(raise(SIGABRT), testing::ExitedWithCode(3), "") << "b_ar"; EXPECT_EXIT(raise(SIGABRT), testing::ExitedWithCode(3), "") << "b_ar";
# elif !GTEST_OS_FUCHSIA #elif !GTEST_OS_FUCHSIA
// Fuchsia has no unix signals. // Fuchsia has no unix signals.
EXPECT_EXIT(raise(SIGKILL), testing::KilledBySignal(SIGKILL), "") << "foo"; EXPECT_EXIT(raise(SIGKILL), testing::KilledBySignal(SIGKILL), "") << "foo";
ASSERT_EXIT(raise(SIGUSR2), testing::KilledBySignal(SIGUSR2), "") << "bar"; ASSERT_EXIT(raise(SIGUSR2), testing::KilledBySignal(SIGUSR2), "") << "bar";
EXPECT_FATAL_FAILURE({ // NOLINT EXPECT_FATAL_FAILURE(
ASSERT_EXIT(_exit(0), testing::KilledBySignal(SIGSEGV), "") { // NOLINT
<< "This failure is expected, too."; ASSERT_EXIT(_exit(0), testing::KilledBySignal(SIGSEGV), "")
}, "This failure is expected, too."); << "This failure is expected, too.";
},
"This failure is expected, too.");
# endif // GTEST_OS_WINDOWS #endif // GTEST_OS_WINDOWS
EXPECT_NONFATAL_FAILURE({ // NOLINT EXPECT_NONFATAL_FAILURE(
EXPECT_EXIT(raise(SIGSEGV), testing::ExitedWithCode(0), "") { // NOLINT
<< "This failure is expected."; EXPECT_EXIT(raise(SIGSEGV), testing::ExitedWithCode(0), "")
}, "This failure is expected."); << "This failure is expected.";
},
"This failure is expected.");
} }
TEST_F(TestForDeathTest, ExitMacros) { TEST_F(TestForDeathTest, ExitMacros) { TestExitMacros(); }
TestExitMacros();
}
TEST_F(TestForDeathTest, ExitMacrosUsingFork) { TEST_F(TestForDeathTest, ExitMacrosUsingFork) {
testing::GTEST_FLAG(death_test_use_fork) = true; GTEST_FLAG_SET(death_test_use_fork, true);
TestExitMacros(); TestExitMacros();
} }
TEST_F(TestForDeathTest, InvalidStyle) { TEST_F(TestForDeathTest, InvalidStyle) {
testing::GTEST_FLAG(death_test_style) = "rococo"; GTEST_FLAG_SET(death_test_style, "rococo");
EXPECT_NONFATAL_FAILURE({ // NOLINT EXPECT_NONFATAL_FAILURE(
EXPECT_DEATH(_exit(0), "") << "This failure is expected."; { // NOLINT
}, "This failure is expected."); EXPECT_DEATH(_exit(0), "") << "This failure is expected.";
},
"This failure is expected.");
} }
TEST_F(TestForDeathTest, DeathTestFailedOutput) { TEST_F(TestForDeathTest, DeathTestFailedOutput) {
testing::GTEST_FLAG(death_test_style) = "fast"; GTEST_FLAG_SET(death_test_style, "fast");
EXPECT_NONFATAL_FAILURE( EXPECT_NONFATAL_FAILURE(
EXPECT_DEATH(DieWithMessage("death\n"), EXPECT_DEATH(DieWithMessage("death\n"), "expected message"),
"expected message"),
"Actual msg:\n" "Actual msg:\n"
"[ DEATH ] death\n"); "[ DEATH ] death\n");
} }
TEST_F(TestForDeathTest, DeathTestUnexpectedReturnOutput) { TEST_F(TestForDeathTest, DeathTestUnexpectedReturnOutput) {
testing::GTEST_FLAG(death_test_style) = "fast"; GTEST_FLAG_SET(death_test_style, "fast");
EXPECT_NONFATAL_FAILURE( EXPECT_NONFATAL_FAILURE(EXPECT_DEATH(
EXPECT_DEATH({ {
fprintf(stderr, "returning\n"); fprintf(stderr, "returning\n");
fflush(stderr); fflush(stderr);
return; return;
}, ""), },
" Result: illegal return in test statement.\n" ""),
" Error msg:\n" " Result: illegal return in test statement.\n"
"[ DEATH ] returning\n"); " Error msg:\n"
"[ DEATH ] returning\n");
} }
TEST_F(TestForDeathTest, DeathTestBadExitCodeOutput) { TEST_F(TestForDeathTest, DeathTestBadExitCodeOutput) {
testing::GTEST_FLAG(death_test_style) = "fast"; GTEST_FLAG_SET(death_test_style, "fast");
EXPECT_NONFATAL_FAILURE( EXPECT_NONFATAL_FAILURE(
EXPECT_EXIT(DieWithMessage("exiting with rc 1\n"), EXPECT_EXIT(DieWithMessage("exiting with rc 1\n"),
testing::ExitedWithCode(3), testing::ExitedWithCode(3), "expected message"),
"expected message"),
" Result: died but not with expected exit code:\n" " Result: died but not with expected exit code:\n"
" Exited with exit status 1\n" " Exited with exit status 1\n"
"Actual msg:\n" "Actual msg:\n"
"[ DEATH ] exiting with rc 1\n"); "[ DEATH ] exiting with rc 1\n");
} }
TEST_F(TestForDeathTest, DeathTestMultiLineMatchFail) { TEST_F(TestForDeathTest, DeathTestMultiLineMatchFail) {
testing::GTEST_FLAG(death_test_style) = "fast"; GTEST_FLAG_SET(death_test_style, "fast");
EXPECT_NONFATAL_FAILURE( EXPECT_NONFATAL_FAILURE(
EXPECT_DEATH(DieWithMessage("line 1\nline 2\nline 3\n"), EXPECT_DEATH(DieWithMessage("line 1\nline 2\nline 3\n"),
"line 1\nxyz\nline 3\n"), "line 1\nxyz\nline 3\n"),
"Actual msg:\n" "Actual msg:\n"
"[ DEATH ] line 1\n" "[ DEATH ] line 1\n"
"[ DEATH ] line 2\n" "[ DEATH ] line 2\n"
"[ DEATH ] line 3\n"); "[ DEATH ] line 3\n");
} }
TEST_F(TestForDeathTest, DeathTestMultiLineMatchPass) { TEST_F(TestForDeathTest, DeathTestMultiLineMatchPass) {
testing::GTEST_FLAG(death_test_style) = "fast"; GTEST_FLAG_SET(death_test_style, "fast");
EXPECT_DEATH(DieWithMessage("line 1\nline 2\nline 3\n"), EXPECT_DEATH(DieWithMessage("line 1\nline 2\nline 3\n"),
"line 1\nline 2\nline 3\n"); "line 1\nline 2\nline 3\n");
} }
// A DeathTestFactory that returns MockDeathTests. // A DeathTestFactory that returns MockDeathTests.
class MockDeathTestFactory : public DeathTestFactory { class MockDeathTestFactory : public DeathTestFactory {
public: public:
MockDeathTestFactory(); MockDeathTestFactory();
bool Create(const char* statement, bool Create(const char* statement,
testing::Matcher<const std::string&> matcher, const char* file, testing::Matcher<const std::string&> matcher, const char* file,
int line, DeathTest** test) override; int line, DeathTest** test) override;
// Sets the parameters for subsequent calls to Create. // Sets the parameters for subsequent calls to Create.
void SetParameters(bool create, DeathTest::TestRole role, void SetParameters(bool create, DeathTest::TestRole role, int status,
int status, bool passed); bool passed);
// Accessors. // Accessors.
int AssumeRoleCalls() const { return assume_role_calls_; } int AssumeRoleCalls() const { return assume_role_calls_; }
int WaitCalls() const { return wait_calls_; } int WaitCalls() const { return wait_calls_; }
size_t PassedCalls() const { return passed_args_.size(); } size_t PassedCalls() const { return passed_args_.size(); }
bool PassedArgument(int n) const { bool PassedArgument(int n) const {
return passed_args_[static_cast<size_t>(n)]; return passed_args_[static_cast<size_t>(n)];
} }
size_t AbortCalls() const { return abort_args_.size(); } size_t AbortCalls() const { return abort_args_.size(); }
DeathTest::AbortReason AbortArgument(int n) const { DeathTest::AbortReason AbortArgument(int n) const {
skipping to change at line 997 skipping to change at line 983
// deleted. // deleted.
bool test_deleted_; bool test_deleted_;
}; };
// A DeathTest implementation useful in testing. It returns values set // A DeathTest implementation useful in testing. It returns values set
// at its creation from its various inherited DeathTest methods, and // at its creation from its various inherited DeathTest methods, and
// reports calls to those methods to its parent MockDeathTestFactory // reports calls to those methods to its parent MockDeathTestFactory
// object. // object.
class MockDeathTest : public DeathTest { class MockDeathTest : public DeathTest {
public: public:
MockDeathTest(MockDeathTestFactory *parent, MockDeathTest(MockDeathTestFactory* parent, TestRole role, int status,
TestRole role, int status, bool passed) : bool passed)
parent_(parent), role_(role), status_(status), passed_(passed) { : parent_(parent), role_(role), status_(status), passed_(passed) {}
}
~MockDeathTest() override { parent_->test_deleted_ = true; } ~MockDeathTest() override { parent_->test_deleted_ = true; }
TestRole AssumeRole() override { TestRole AssumeRole() override {
++parent_->assume_role_calls_; ++parent_->assume_role_calls_;
return role_; return role_;
} }
int Wait() override { int Wait() override {
++parent_->wait_calls_; ++parent_->wait_calls_;
return status_; return status_;
} }
bool Passed(bool exit_status_ok) override { bool Passed(bool exit_status_ok) override {
skipping to change at line 1034 skipping to change at line 1019
// MockDeathTestFactory constructor. // MockDeathTestFactory constructor.
MockDeathTestFactory::MockDeathTestFactory() MockDeathTestFactory::MockDeathTestFactory()
: create_(true), : create_(true),
role_(DeathTest::OVERSEE_TEST), role_(DeathTest::OVERSEE_TEST),
status_(0), status_(0),
passed_(true), passed_(true),
assume_role_calls_(0), assume_role_calls_(0),
wait_calls_(0), wait_calls_(0),
passed_args_(), passed_args_(),
abort_args_() { abort_args_() {}
}
// Sets the parameters for subsequent calls to Create. // Sets the parameters for subsequent calls to Create.
void MockDeathTestFactory::SetParameters(bool create, void MockDeathTestFactory::SetParameters(bool create, DeathTest::TestRole role,
DeathTest::TestRole role,
int status, bool passed) { int status, bool passed) {
create_ = create; create_ = create;
role_ = role; role_ = role;
status_ = status; status_ = status;
passed_ = passed; passed_ = passed;
assume_role_calls_ = 0; assume_role_calls_ = 0;
wait_calls_ = 0; wait_calls_ = 0;
passed_args_.clear(); passed_args_.clear();
abort_args_.clear(); abort_args_.clear();
skipping to change at line 1091 skipping to change at line 1074
delete replacer_; delete replacer_;
replacer_ = nullptr; replacer_ = nullptr;
delete factory_; delete factory_;
factory_ = nullptr; factory_ = nullptr;
} }
// Runs a death test that breaks the rules by returning. Such a death // Runs a death test that breaks the rules by returning. Such a death
// test cannot be run directly from a test routine that uses a // test cannot be run directly from a test routine that uses a
// MockDeathTest, or the remainder of the routine will not be executed. // MockDeathTest, or the remainder of the routine will not be executed.
static void RunReturningDeathTest(bool* flag) { static void RunReturningDeathTest(bool* flag) {
ASSERT_DEATH({ // NOLINT ASSERT_DEATH(
*flag = true; { // NOLINT
return; *flag = true;
}, ""); return;
},
"");
} }
}; };
testing::internal::ReplaceDeathTestFactory* MacroLogicDeathTest::replacer_ = testing::internal::ReplaceDeathTestFactory* MacroLogicDeathTest::replacer_ =
nullptr; nullptr;
MockDeathTestFactory* MacroLogicDeathTest::factory_ = nullptr; MockDeathTestFactory* MacroLogicDeathTest::factory_ = nullptr;
// Test that nothing happens when the factory doesn't return a DeathTest: // Test that nothing happens when the factory doesn't return a DeathTest:
TEST_F(MacroLogicDeathTest, NothingHappens) { TEST_F(MacroLogicDeathTest, NothingHappens) {
bool flag = false; bool flag = false;
skipping to change at line 1179 skipping to change at line 1164
EXPECT_TRUE(flag); EXPECT_TRUE(flag);
EXPECT_EQ(1, factory_->AssumeRoleCalls()); EXPECT_EQ(1, factory_->AssumeRoleCalls());
EXPECT_EQ(0, factory_->WaitCalls()); EXPECT_EQ(0, factory_->WaitCalls());
EXPECT_EQ(0U, factory_->PassedCalls()); EXPECT_EQ(0U, factory_->PassedCalls());
// This time there are two calls to Abort: one since the test didn't // This time there are two calls to Abort: one since the test didn't
// die, and another from the ReturnSentinel when it's destroyed. The // die, and another from the ReturnSentinel when it's destroyed. The
// sentinel normally isn't destroyed if a test doesn't die, since // sentinel normally isn't destroyed if a test doesn't die, since
// _exit(2) is called in that case by ForkingDeathTest, but not by // _exit(2) is called in that case by ForkingDeathTest, but not by
// our MockDeathTest. // our MockDeathTest.
ASSERT_EQ(2U, factory_->AbortCalls()); ASSERT_EQ(2U, factory_->AbortCalls());
EXPECT_EQ(DeathTest::TEST_DID_NOT_DIE, EXPECT_EQ(DeathTest::TEST_DID_NOT_DIE, factory_->AbortArgument(0));
factory_->AbortArgument(0));
EXPECT_EQ(DeathTest::TEST_ENCOUNTERED_RETURN_STATEMENT, EXPECT_EQ(DeathTest::TEST_ENCOUNTERED_RETURN_STATEMENT,
factory_->AbortArgument(1)); factory_->AbortArgument(1));
EXPECT_TRUE(factory_->TestDeleted()); EXPECT_TRUE(factory_->TestDeleted());
} }
// Tests that a successful death test does not register a successful // Tests that a successful death test does not register a successful
// test part. // test part.
TEST(SuccessRegistrationDeathTest, NoSuccessPart) { TEST(SuccessRegistrationDeathTest, NoSuccessPart) {
EXPECT_DEATH(_exit(1), ""); EXPECT_DEATH(_exit(1), "");
EXPECT_EQ(0, GetUnitTestImpl()->current_test_result()->total_part_count()); EXPECT_EQ(0, GetUnitTestImpl()->current_test_result()->total_part_count());
} }
TEST(StreamingAssertionsDeathTest, DeathTest) { TEST(StreamingAssertionsDeathTest, DeathTest) {
EXPECT_DEATH(_exit(1), "") << "unexpected failure"; EXPECT_DEATH(_exit(1), "") << "unexpected failure";
ASSERT_DEATH(_exit(1), "") << "unexpected failure"; ASSERT_DEATH(_exit(1), "") << "unexpected failure";
EXPECT_NONFATAL_FAILURE({ // NOLINT EXPECT_NONFATAL_FAILURE(
EXPECT_DEATH(_exit(0), "") << "expected failure"; { // NOLINT
}, "expected failure"); EXPECT_DEATH(_exit(0), "") << "expected failure";
EXPECT_FATAL_FAILURE({ // NOLINT },
ASSERT_DEATH(_exit(0), "") << "expected failure"; "expected failure");
}, "expected failure"); EXPECT_FATAL_FAILURE(
{ // NOLINT
ASSERT_DEATH(_exit(0), "") << "expected failure";
},
"expected failure");
} }
// Tests that GetLastErrnoDescription returns an empty string when the // Tests that GetLastErrnoDescription returns an empty string when the
// last error is 0 and non-empty string when it is non-zero. // last error is 0 and non-empty string when it is non-zero.
TEST(GetLastErrnoDescription, GetLastErrnoDescriptionWorks) { TEST(GetLastErrnoDescription, GetLastErrnoDescriptionWorks) {
errno = ENOENT; errno = ENOENT;
EXPECT_STRNE("", GetLastErrnoDescription().c_str()); EXPECT_STRNE("", GetLastErrnoDescription().c_str());
errno = 0; errno = 0;
EXPECT_STREQ("", GetLastErrnoDescription().c_str()); EXPECT_STREQ("", GetLastErrnoDescription().c_str());
} }
# if GTEST_OS_WINDOWS #if GTEST_OS_WINDOWS
TEST(AutoHandleTest, AutoHandleWorks) { TEST(AutoHandleTest, AutoHandleWorks) {
HANDLE handle = ::CreateEvent(NULL, FALSE, FALSE, NULL); HANDLE handle = ::CreateEvent(NULL, FALSE, FALSE, NULL);
ASSERT_NE(INVALID_HANDLE_VALUE, handle); ASSERT_NE(INVALID_HANDLE_VALUE, handle);
// Tests that the AutoHandle is correctly initialized with a handle. // Tests that the AutoHandle is correctly initialized with a handle.
testing::internal::AutoHandle auto_handle(handle); testing::internal::AutoHandle auto_handle(handle);
EXPECT_EQ(handle, auto_handle.Get()); EXPECT_EQ(handle, auto_handle.Get());
// Tests that Reset assigns INVALID_HANDLE_VALUE. // Tests that Reset assigns INVALID_HANDLE_VALUE.
// Note that this cannot verify whether the original handle is closed. // Note that this cannot verify whether the original handle is closed.
skipping to change at line 1238 skipping to change at line 1226
// Note that this cannot verify whether the original handle is closed. // Note that this cannot verify whether the original handle is closed.
handle = ::CreateEvent(NULL, FALSE, FALSE, NULL); handle = ::CreateEvent(NULL, FALSE, FALSE, NULL);
ASSERT_NE(INVALID_HANDLE_VALUE, handle); ASSERT_NE(INVALID_HANDLE_VALUE, handle);
auto_handle.Reset(handle); auto_handle.Reset(handle);
EXPECT_EQ(handle, auto_handle.Get()); EXPECT_EQ(handle, auto_handle.Get());
// Tests that AutoHandle contains INVALID_HANDLE_VALUE by default. // Tests that AutoHandle contains INVALID_HANDLE_VALUE by default.
testing::internal::AutoHandle auto_handle2; testing::internal::AutoHandle auto_handle2;
EXPECT_EQ(INVALID_HANDLE_VALUE, auto_handle2.Get()); EXPECT_EQ(INVALID_HANDLE_VALUE, auto_handle2.Get());
} }
# endif // GTEST_OS_WINDOWS #endif // GTEST_OS_WINDOWS
# if GTEST_OS_WINDOWS #if GTEST_OS_WINDOWS
typedef unsigned __int64 BiggestParsable; typedef unsigned __int64 BiggestParsable;
typedef signed __int64 BiggestSignedParsable; typedef signed __int64 BiggestSignedParsable;
# else #else
typedef unsigned long long BiggestParsable; typedef unsigned long long BiggestParsable;
typedef signed long long BiggestSignedParsable; typedef signed long long BiggestSignedParsable;
# endif // GTEST_OS_WINDOWS #endif // GTEST_OS_WINDOWS
// We cannot use std::numeric_limits<T>::max() as it clashes with the // We cannot use std::numeric_limits<T>::max() as it clashes with the
// max() macro defined by <windows.h>. // max() macro defined by <windows.h>.
const BiggestParsable kBiggestParsableMax = ULLONG_MAX; const BiggestParsable kBiggestParsableMax = ULLONG_MAX;
const BiggestSignedParsable kBiggestSignedParsableMax = LLONG_MAX; const BiggestSignedParsable kBiggestSignedParsableMax = LLONG_MAX;
TEST(ParseNaturalNumberTest, RejectsInvalidFormat) { TEST(ParseNaturalNumberTest, RejectsInvalidFormat) {
BiggestParsable result = 0; BiggestParsable result = 0;
// Rejects non-numbers. // Rejects non-numbers.
skipping to change at line 1337 skipping to change at line 1325
TEST(ParseNaturalNumberTest, WorksForShorterIntegers) { TEST(ParseNaturalNumberTest, WorksForShorterIntegers) {
short short_result = 0; short short_result = 0;
ASSERT_TRUE(ParseNaturalNumber("123", &short_result)); ASSERT_TRUE(ParseNaturalNumber("123", &short_result));
EXPECT_EQ(123, short_result); EXPECT_EQ(123, short_result);
signed char char_result = 0; signed char char_result = 0;
ASSERT_TRUE(ParseNaturalNumber("123", &char_result)); ASSERT_TRUE(ParseNaturalNumber("123", &char_result));
EXPECT_EQ(123, char_result); EXPECT_EQ(123, char_result);
} }
# if GTEST_OS_WINDOWS #if GTEST_OS_WINDOWS
TEST(EnvironmentTest, HandleFitsIntoSizeT) { TEST(EnvironmentTest, HandleFitsIntoSizeT) {
ASSERT_TRUE(sizeof(HANDLE) <= sizeof(size_t)); ASSERT_TRUE(sizeof(HANDLE) <= sizeof(size_t));
} }
# endif // GTEST_OS_WINDOWS #endif // GTEST_OS_WINDOWS
// Tests that EXPECT_DEATH_IF_SUPPORTED/ASSERT_DEATH_IF_SUPPORTED trigger // Tests that EXPECT_DEATH_IF_SUPPORTED/ASSERT_DEATH_IF_SUPPORTED trigger
// failures when death tests are available on the system. // failures when death tests are available on the system.
TEST(ConditionalDeathMacrosDeathTest, ExpectsDeathWhenDeathTestsAvailable) { TEST(ConditionalDeathMacrosDeathTest, ExpectsDeathWhenDeathTestsAvailable) {
EXPECT_DEATH_IF_SUPPORTED(DieInside("CondDeathTestExpectMacro"), EXPECT_DEATH_IF_SUPPORTED(DieInside("CondDeathTestExpectMacro"),
"death inside CondDeathTestExpectMacro"); "death inside CondDeathTestExpectMacro");
ASSERT_DEATH_IF_SUPPORTED(DieInside("CondDeathTestAssertMacro"), ASSERT_DEATH_IF_SUPPORTED(DieInside("CondDeathTestAssertMacro"),
"death inside CondDeathTestAssertMacro"); "death inside CondDeathTestAssertMacro");
// Empty statement will not crash, which must trigger a failure. // Empty statement will not crash, which must trigger a failure.
EXPECT_NONFATAL_FAILURE(EXPECT_DEATH_IF_SUPPORTED(;, ""), ""); EXPECT_NONFATAL_FAILURE(EXPECT_DEATH_IF_SUPPORTED(;, ""), "");
EXPECT_FATAL_FAILURE(ASSERT_DEATH_IF_SUPPORTED(;, ""), ""); EXPECT_FATAL_FAILURE(ASSERT_DEATH_IF_SUPPORTED(;, ""), "");
} }
TEST(InDeathTestChildDeathTest, ReportsDeathTestCorrectlyInFastStyle) { TEST(InDeathTestChildDeathTest, ReportsDeathTestCorrectlyInFastStyle) {
testing::GTEST_FLAG(death_test_style) = "fast"; GTEST_FLAG_SET(death_test_style, "fast");
EXPECT_FALSE(InDeathTestChild()); EXPECT_FALSE(InDeathTestChild());
EXPECT_DEATH({ EXPECT_DEATH(
fprintf(stderr, InDeathTestChild() ? "Inside" : "Outside"); {
fflush(stderr); fprintf(stderr, InDeathTestChild() ? "Inside" : "Outside");
_exit(1); fflush(stderr);
}, "Inside"); _exit(1);
},
"Inside");
} }
TEST(InDeathTestChildDeathTest, ReportsDeathTestCorrectlyInThreadSafeStyle) { TEST(InDeathTestChildDeathTest, ReportsDeathTestCorrectlyInThreadSafeStyle) {
testing::GTEST_FLAG(death_test_style) = "threadsafe"; GTEST_FLAG_SET(death_test_style, "threadsafe");
EXPECT_FALSE(InDeathTestChild()); EXPECT_FALSE(InDeathTestChild());
EXPECT_DEATH({ EXPECT_DEATH(
fprintf(stderr, InDeathTestChild() ? "Inside" : "Outside"); {
fflush(stderr); fprintf(stderr, InDeathTestChild() ? "Inside" : "Outside");
_exit(1); fflush(stderr);
}, "Inside"); _exit(1);
},
"Inside");
} }
void DieWithMessage(const char* message) { void DieWithMessage(const char* message) {
fputs(message, stderr); fputs(message, stderr);
fflush(stderr); // Make sure the text is printed before the process exits. fflush(stderr); // Make sure the text is printed before the process exits.
_exit(1); _exit(1);
} }
TEST(MatcherDeathTest, DoesNotBreakBareRegexMatching) { TEST(MatcherDeathTest, DoesNotBreakBareRegexMatching) {
// googletest tests this, of course; here we ensure that including googlemock // googletest tests this, of course; here we ensure that including googlemock
skipping to change at line 1501 skipping to change at line 1493
// This would fail if executed; this is a compilation test only // This would fail if executed; this is a compilation test only
ASSERT_DEATH_IF_SUPPORTED(return, ""); ASSERT_DEATH_IF_SUPPORTED(return, "");
if (AlwaysTrue()) if (AlwaysTrue())
EXPECT_DEATH_IF_SUPPORTED(_exit(1), ""); EXPECT_DEATH_IF_SUPPORTED(_exit(1), "");
else else
// This empty "else" branch is meant to ensure that EXPECT_DEATH // This empty "else" branch is meant to ensure that EXPECT_DEATH
// doesn't expand into an "if" statement without an "else" // doesn't expand into an "if" statement without an "else"
; // NOLINT ; // NOLINT
if (AlwaysFalse()) if (AlwaysFalse()) ASSERT_DEATH_IF_SUPPORTED(return, "") << "did not die";
ASSERT_DEATH_IF_SUPPORTED(return, "") << "did not die";
if (AlwaysFalse()) if (AlwaysFalse())
; // NOLINT ; // NOLINT
else else
EXPECT_DEATH_IF_SUPPORTED(_exit(1), "") << 1 << 2 << 3; EXPECT_DEATH_IF_SUPPORTED(_exit(1), "") << 1 << 2 << 3;
} }
#ifdef __GNUC__ #ifdef __GNUC__
#pragma GCC diagnostic pop #pragma GCC diagnostic pop
#endif #endif
// Tests that conditional death test macros expand to code which interacts // Tests that conditional death test macros expand to code which interacts
// well with switch statements. // well with switch statements.
TEST(ConditionalDeathMacrosSyntaxDeathTest, SwitchStatement) { TEST(ConditionalDeathMacrosSyntaxDeathTest, SwitchStatement) {
// Microsoft compiler usually complains about switch statements without // Microsoft compiler usually complains about switch statements without
// case labels. We suppress that warning for this test. // case labels. We suppress that warning for this test.
GTEST_DISABLE_MSC_WARNINGS_PUSH_(4065) GTEST_DISABLE_MSC_WARNINGS_PUSH_(4065)
switch (0) switch (0)
default: default:
ASSERT_DEATH_IF_SUPPORTED(_exit(1), "") ASSERT_DEATH_IF_SUPPORTED(_exit(1), "") << "exit in default switch handler";
<< "exit in default switch handler";
switch (0) switch (0)
case 0: case 0:
EXPECT_DEATH_IF_SUPPORTED(_exit(1), "") << "exit in switch case"; EXPECT_DEATH_IF_SUPPORTED(_exit(1), "") << "exit in switch case";
GTEST_DISABLE_MSC_WARNINGS_POP_() GTEST_DISABLE_MSC_WARNINGS_POP_()
} }
// Tests that a test case whose name ends with "DeathTest" works fine // Tests that a test case whose name ends with "DeathTest" works fine
// on Windows. // on Windows.
TEST(NotADeathTest, Test) { TEST(NotADeathTest, Test) { SUCCEED(); }
SUCCEED();
}
} // namespace } // namespace
 End of changes. 103 change blocks. 
220 lines changed or deleted 209 lines changed or added

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