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Implements death tests on Windows (by Vlad Losev); enables POSIX regex on Mac and Cygwin; fixes build issue on some Linux versions due to PATH_MAX.

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This commit is contained in:
zhanyong.wan 2009-03-06 01:20:15 +00:00
parent 0af0709b02
commit 4984c93490
13 changed files with 1233 additions and 215 deletions
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2
include/gtest/gtest-death-test.h
View file

@ -184,6 +184,7 @@ class ExitedWithCode {
const int exit_code_;
};
#if !GTEST_OS_WINDOWS
// Tests that an exit code describes an exit due to termination by a
// given signal.
class KilledBySignal {
@ -193,6 +194,7 @@ class KilledBySignal {
private:
const int signum_;
};
#endif // !GTEST_OS_WINDOWS
// EXPECT_DEBUG_DEATH asserts that the given statements die in debug mode.
// The death testing framework causes this to have interesting semantics,

51
include/gtest/internal/gtest-death-test-internal.h
View file

@ -39,6 +39,10 @@
#include <gtest/internal/gtest-internal.h>
#if GTEST_HAS_DEATH_TEST && GTEST_OS_WINDOWS
#include <io.h>
#endif // GTEST_HAS_DEATH_TEST && GTEST_OS_WINDOWS
namespace testing {
namespace internal {
@ -121,7 +125,12 @@ class DeathTest {
// the last death test.
static const char* LastMessage();
static void set_last_death_test_message(const String& message);
private:
// A string containing a description of the outcome of the last death test.
static String last_death_test_message_;
GTEST_DISALLOW_COPY_AND_ASSIGN_(DeathTest);
};
@ -167,7 +176,7 @@ bool ExitedUnsuccessfully(int exit_status);
case ::testing::internal::DeathTest::EXECUTE_TEST: { \
::testing::internal::DeathTest::ReturnSentinel \
gtest_sentinel(gtest_dt); \
{ statement; } \
GTEST_HIDE_UNREACHABLE_CODE_(statement); \
gtest_dt->Abort(::testing::internal::DeathTest::TEST_DID_NOT_DIE); \
break; \
} \
@ -179,14 +188,42 @@ bool ExitedUnsuccessfully(int exit_status);
// The symbol "fail" here expands to something into which a message
// can be streamed.
// A struct representing the parsed contents of the
// A class representing the parsed contents of the
// --gtest_internal_run_death_test flag, as it existed when
// RUN_ALL_TESTS was called.
struct InternalRunDeathTestFlag {
String file;
int line;
int index;
int status_fd;
class InternalRunDeathTestFlag {
public:
InternalRunDeathTestFlag(const String& file,
int line,
int index,
int status_fd)
: file_(file), line_(line), index_(index), status_fd_(status_fd) {}
~InternalRunDeathTestFlag() {
if (status_fd_ >= 0)
// Suppress MSVC complaints about POSIX functions.
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable: 4996)
#endif // _MSC_VER
close(status_fd_);
#ifdef _MSC_VER
#pragma warning(pop)
#endif // _MSC_VER
}
String file() const { return file_; }
int line() const { return line_; }
int index() const { return index_; }
int status_fd() const { return status_fd_; }
private:
String file_;
int line_;
int index_;
int status_fd_;
GTEST_DISALLOW_COPY_AND_ASSIGN_(InternalRunDeathTestFlag);
};
// Returns a newly created InternalRunDeathTestFlag object with fields

30
include/gtest/internal/gtest-port.h
View file

@ -183,7 +183,7 @@
#define GTEST_OS_SOLARIS 1
#endif // _MSC_VER
#if GTEST_OS_LINUX
#if GTEST_OS_CYGWIN || GTEST_OS_LINUX || GTEST_OS_MAC
// On some platforms, <regex.h> needs someone to define size_t, and
// won't compile otherwise. We can #include it here as we already
@ -194,8 +194,8 @@
#else
// We are not on Linux, so <regex.h> may not be available. Use our
// own simple regex implementation instead.
// <regex.h> may not be available on this platform. Use our own
// simple regex implementation instead.
#define GTEST_USES_SIMPLE_RE 1
#endif // GTEST_OS_LINUX
@ -367,12 +367,19 @@
#endif // GTEST_HAS_CLONE
// Determines whether to support death tests.
#if GTEST_HAS_STD_STRING && GTEST_HAS_CLONE
// Google Test does not support death tests for VC 7.1 and earlier for
// these reasons:
// 1. std::vector does not build in VC 7.1 when exceptions are disabled.
// 2. std::string does not build in VC 7.1 when exceptions are disabled
// (this is covered by GTEST_HAS_STD_STRING guard).
// 3. abort() in a VC 7.1 application compiled as GUI in debug config
// pops up a dialog window that cannot be suppressed programmatically.
#if GTEST_HAS_STD_STRING && (GTEST_HAS_CLONE || \
GTEST_OS_WINDOWS && _MSC_VER >= 1400)
#define GTEST_HAS_DEATH_TEST 1
#include <vector>
#include <fcntl.h>
#include <sys/mman.h>
#endif // GTEST_HAS_STD_STRING && GTEST_HAS_CLONE
#endif // GTEST_HAS_STD_STRING && (GTEST_HAS_CLONE ||
// GTEST_OS_WINDOWS && _MSC_VER >= 1400)
// Determines whether to support value-parameterized tests.
@ -595,14 +602,17 @@ inline void FlushInfoLog() { fflush(NULL); }
// CaptureStderr - starts capturing stderr.
// GetCapturedStderr - stops capturing stderr and returns the captured string.
#if GTEST_HAS_STD_STRING
void CaptureStderr();
::std::string GetCapturedStderr();
#endif // GTEST_HAS_STD_STRING
#if GTEST_HAS_DEATH_TEST
// A copy of all command line arguments. Set by InitGoogleTest().
extern ::std::vector<String> g_argvs;
void CaptureStderr();
// GTEST_HAS_DEATH_TEST implies we have ::std::string.
::std::string GetCapturedStderr();
const ::std::vector<String>& GetArgvs();
#endif // GTEST_HAS_DEATH_TEST
@ -692,7 +702,7 @@ struct is_pointer<T*> : public true_type {};
#if GTEST_OS_WINDOWS
typedef __int64 BiggestInt;
#else
typedef long long BiggestInt; // NOLINT
typedef long long BiggestInt; // NOLINT
#endif // GTEST_OS_WINDOWS
// The maximum number a BiggestInt can represent. This definition

72
scons/SConscript
View file

@ -102,38 +102,65 @@ env = env.Clone()
env.Prepend(CPPPATH = ['..',
'../include'])
# Sources shared by base library and library that includes main.
gtest_sources = ['../src/gtest-all.cc']
# Sources used by base library and library that includes main.
gtest_source = '../src/gtest-all.cc'
gtest_main_source = '../src/gtest_main.cc'
# gtest.lib to be used by most apps (if you have your own main
# function)
gtest = env.StaticLibrary(target='gtest',
source=gtest_sources)
source=[gtest_source])
# gtest_main.lib can be used if you just want a basic main function;
# it is also used by the tests for Google Test itself.
gtest_main = env.StaticLibrary(target='gtest_main',
source=gtest_sources + ['../src/gtest_main.cc'])
source=[gtest_source, gtest_main_source])
env_with_exceptions = env.Clone()
platform = env_with_exceptions['PLATFORM']
if platform == 'win32':
env_with_exceptions.Append(CCFLAGS = ['/EHsc'])
env_with_exceptions.Append(CPPDEFINES = '_HAS_EXCEPTIONS=1')
gtest_ex_obj = env_with_exceptions.Object(target='gtest_ex',
source=gtest_source)
gtest_main_ex_obj = env_with_exceptions.Object(target='gtest_main_ex',
source=gtest_main_source)
gtest_ex_main = env_with_exceptions.StaticLibrary(
target='gtest_ex_main',
source=gtest_ex_obj + gtest_main_ex_obj)
# Install the libraries if needed.
if 'LIB_OUTPUT' in env.Dictionary():
env.Install('$LIB_OUTPUT', source=[gtest, gtest_main])
env.Install('$LIB_OUTPUT', source=[gtest, gtest_main, gtest_ex_main])
def GtestBinary(env, target, dir_prefix, gtest_lib, additional_sources=None):
def ConstructSourceList(target, dir_prefix, additional_sources=None):
"""Helper to create source file list for gtest binaries.
Args:
target: The basename of the target's main source file.
dir_prefix: The path to prefix the main source file.
gtest_lib: The gtest lib to use.
additional_sources: A list of additional source files in the target.
"""
source = [env.File('%s.cc' % target, env.Dir(dir_prefix))]
if additional_sources:
source += additional_sources
return source
def GtestBinary(env, target, gtest_lib, sources):
"""Helper to create gtest binaries: tests, samples, etc.
Args:
env: The SCons construction environment to use to build.
target: The basename of the target's main source file, also used as target
name.
dir_prefix: The path to prefix the main source file.
gtest_lib: The gtest lib to use.
sources: A list of source files in the target.
"""
source = [env.File('%s.cc' % target, env.Dir(dir_prefix))]
if additional_sources:
source += additional_sources
unit_test = env.Program(target=target, source=source, LIBS=[gtest_lib])
unit_test = env.Program(target=target, source=sources, LIBS=[gtest_lib])
if 'EXE_OUTPUT' in env.Dictionary():
env.Install('$EXE_OUTPUT', source=[unit_test])
@ -144,8 +171,13 @@ def GtestUnitTest(env, target, gtest_lib, additional_sources=None):
env: The SCons construction environment to use to build.
target: The basename of the target unit test .cc file.
gtest_lib: The gtest lib to use.
additional_sources: A list of additional source files in the target.
"""
GtestBinary(env, target, "../test", gtest_lib, additional_sources)
GtestBinary(env,
target,
gtest_lib,
ConstructSourceList(target, "../test",
additional_sources=additional_sources))
GtestUnitTest(env, 'gtest-filepath_test', gtest_main)
GtestUnitTest(env, 'gtest-message_test', gtest_main)
@ -168,6 +200,15 @@ GtestUnitTest(env, 'gtest_output_test_', gtest)
GtestUnitTest(env, 'gtest_color_test_', gtest)
GtestUnitTest(env, 'gtest-linked_ptr_test', gtest_main)
GtestUnitTest(env, 'gtest-port_test', gtest_main)
GtestUnitTest(env, 'gtest-death-test_test', gtest_main)
gtest_unittest_ex_obj = env_with_exceptions.Object(
target='gtest_unittest_ex',
source='../test/gtest_unittest.cc')
GtestBinary(env_with_exceptions,
'gtest_ex_unittest',
gtest_ex_main,
gtest_unittest_ex_obj)
# TODO(wan@google.com) Add these unit tests:
# - gtest_break_on_failure_unittest_
@ -195,8 +236,13 @@ def GtestSample(env, target, gtest_lib, additional_sources=None):
env: The SCons construction environment to use to build.
target: The basename of the target unit test .cc file.
gtest_lib: The gtest lib to use.
additional_sources: A list of additional source files in the target.
"""
GtestBinary(env, target, "../samples", gtest_lib, additional_sources)
GtestBinary(env,
target,
gtest_lib,
ConstructSourceList(target, "../samples",
additional_sources=additional_sources))
# Use the GTEST_BUILD_SAMPLES build variable to control building of samples.
# In your SConstruct file, add

770
src/gtest-death-test.cc
View file

File diff suppressed because it is too large Load diff

1
src/gtest-filepath.cc
View file

@ -48,6 +48,7 @@
#include <limits.h>
#include <sys/stat.h> // NOLINT
#include <unistd.h> // NOLINT
#include <climits> // Some Linux distributions define PATH_MAX here.
#endif // _WIN32_WCE or _WIN32
#if GTEST_OS_WINDOWS

80
src/gtest-internal-inl.h
View file

@ -45,17 +45,20 @@
#error "It must not be included except by Google Test itself."
#endif // GTEST_IMPLEMENTATION_
#include <errno.h>
#include <stddef.h>
#include <gtest/internal/gtest-port.h>
#include <stdlib.h> // For strtoll/_strtoul64.
#if GTEST_OS_WINDOWS
#include <windows.h> // NOLINT
#include <windows.h> // For DWORD.
#endif // GTEST_OS_WINDOWS
#include <gtest/internal/gtest-port.h>
#include <gtest/gtest.h>
#include <gtest/gtest-spi.h>
#include <string>
namespace testing {
// Declares the flags.
@ -1313,6 +1316,77 @@ bool MatchRegexAnywhere(const char* regex, const char* str);
void ParseGoogleTestFlagsOnly(int* argc, char** argv);
void ParseGoogleTestFlagsOnly(int* argc, wchar_t** argv);
#if GTEST_HAS_DEATH_TEST
// Returns the message describing the last system error, regardless of the
// platform.
String GetLastSystemErrorMessage();
#if GTEST_OS_WINDOWS
// Provides leak-safe Windows kernel handle ownership.
class AutoHandle {
public:
AutoHandle() : handle_(INVALID_HANDLE_VALUE) {}
explicit AutoHandle(HANDLE handle) : handle_(handle) {}
~AutoHandle() { Reset(); }
HANDLE Get() const { return handle_; }
void Reset() { Reset(INVALID_HANDLE_VALUE); }
void Reset(HANDLE handle) {
if (handle != handle_) {
if (handle_ != INVALID_HANDLE_VALUE)
::CloseHandle(handle_);
handle_ = handle;
}
}
private:
HANDLE handle_;
GTEST_DISALLOW_COPY_AND_ASSIGN_(AutoHandle);
};
#endif // GTEST_OS_WINDOWS
// Attempts to parse a string into a positive integer pointed to by the
// number parameter. Returns true if that is possible.
// GTEST_HAS_DEATH_TEST implies that we have ::std::string, so we can use
// it here.
template <typename Integer>
bool ParseNaturalNumber(const ::std::string& str, Integer* number) {
// Fail fast if the given string does not begin with a digit;
// this bypasses strtoXXX's "optional leading whitespace and plus
// or minus sign" semantics, which are undesirable here.
if (str.empty() || !isdigit(str[0])) {
return false;
}
errno = 0;
char* end;
// BiggestConvertible is the largest integer type that system-provided
// string-to-number conversion routines can return.
#if GTEST_OS_WINDOWS
typedef unsigned __int64 BiggestConvertible;
const BiggestConvertible parsed = _strtoui64(str.c_str(), &end, 10);
#else
typedef unsigned long long BiggestConvertible; // NOLINT
const BiggestConvertible parsed = strtoull(str.c_str(), &end, 10);
#endif // GTEST_OS_WINDOWS
const bool parse_success = *end == '\0' && errno == 0;
// TODO(vladl@google.com): Convert this to compile time assertion when it is
// available.
GTEST_CHECK_(sizeof(Integer) <= sizeof(parsed));
const Integer result = static_cast<Integer>(parsed);
if (parse_success && static_cast<BiggestConvertible>(result) == parsed) {
*number = result;
return true;
}
return false;
}
#endif // GTEST_HAS_DEATH_TEST
} // namespace internal
} // namespace testing

66
src/gtest-port.cc
View file

@ -35,9 +35,9 @@
#include <stdlib.h>
#include <stdio.h>
#if GTEST_HAS_DEATH_TEST
#include <regex.h>
#endif // GTEST_HAS_DEATH_TEST
#if !GTEST_OS_WINDOWS
#include <unistd.h>
#endif // GTEST_OS_WINDOWS
#if GTEST_USES_SIMPLE_RE
#include <string.h>
@ -63,6 +63,13 @@
namespace testing {
namespace internal {
#if GTEST_OS_WINDOWS
// Microsoft does not provide a definition of STDERR_FILENO.
const int kStdErrFileno = 2;
#else
const int kStdErrFileno = STDERR_FILENO;
#endif // GTEST_OS_WINDOWS
#if GTEST_USES_POSIX_RE
// Implements RE. Currently only needed for death tests.
@ -105,7 +112,13 @@ void RE::Init(const char* regex) {
// previous expression returns false. Otherwise partial_regex_ may
// not be properly initialized can may cause trouble when it's
// freed.
is_valid_ = (regcomp(&partial_regex_, regex, REG_EXTENDED) == 0) && is_valid_;
//
// Some implementation of POSIX regex (e.g. on at least some
// versions of Cygwin) doesn't accept the empty string as a valid
// regex. We change it to an equivalent form "()" to be safe.
const char* const partial_regex = (*regex == '\0') ? "()" : regex;
is_valid_ = (regcomp(&partial_regex_, partial_regex, REG_EXTENDED) == 0)
&& is_valid_;
EXPECT_TRUE(is_valid_)
<< "Regular expression \"" << regex
<< "\" is not a valid POSIX Extended regular expression.";
@ -379,11 +392,19 @@ void GTestLog(GTestLogSeverity severity, const char* file,
severity == GTEST_ERROR ? "[ ERROR ]" : "[ FATAL ]";
fprintf(stderr, "\n%s %s:%d: %s\n", marker, file, line, msg);
if (severity == GTEST_FATAL) {
fflush(NULL); // abort() is not guaranteed to flush open file streams.
abort();
}
}
#if GTEST_HAS_DEATH_TEST
#if GTEST_HAS_STD_STRING
// Disable Microsoft deprecation warnings for POSIX functions called from
// this class (creat, dup, dup2, and close)
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable: 4996)
#endif // _MSC_VER
// Defines the stderr capturer.
@ -391,16 +412,26 @@ class CapturedStderr {
public:
// The ctor redirects stderr to a temporary file.
CapturedStderr() {
uncaptured_fd_ = dup(STDERR_FILENO);
uncaptured_fd_ = dup(kStdErrFileno);
#if GTEST_OS_WINDOWS
char temp_dir_path[MAX_PATH + 1] = { '\0' }; // NOLINT
char temp_file_path[MAX_PATH + 1] = { '\0' }; // NOLINT
::GetTempPathA(sizeof(temp_dir_path), temp_dir_path);
::GetTempFileNameA(temp_dir_path, "gtest_redir", 0, temp_file_path);
const int captured_fd = creat(temp_file_path, _S_IREAD | _S_IWRITE);
filename_ = temp_file_path;
#else
// There's no guarantee that a test has write access to the
// current directory, so we create the temporary file in the /tmp
// directory instead.
char name_template[] = "/tmp/captured_stderr.XXXXXX";
const int captured_fd = mkstemp(name_template);
filename_ = name_template;
#endif // GTEST_OS_WINDOWS
fflush(NULL);
dup2(captured_fd, STDERR_FILENO);
dup2(captured_fd, kStdErrFileno);
close(captured_fd);
}
@ -412,7 +443,7 @@ class CapturedStderr {
void StopCapture() {
// Restores the original stream.
fflush(NULL);
dup2(uncaptured_fd_, STDERR_FILENO);
dup2(uncaptured_fd_, kStdErrFileno);
close(uncaptured_fd_);
uncaptured_fd_ = -1;
}
@ -427,6 +458,10 @@ class CapturedStderr {
::std::string filename_;
};
#ifdef _MSC_VER
#pragma warning(pop)
#endif // _MSC_VER
static CapturedStderr* g_captured_stderr = NULL;
// Returns the size (in bytes) of a file.
@ -436,8 +471,6 @@ static size_t GetFileSize(FILE * file) {
}
// Reads the entire content of a file as a string.
// GTEST_HAS_DEATH_TEST implies that we have ::std::string, so we can
// use it here.
static ::std::string ReadEntireFile(FILE * file) {
const size_t file_size = GetFileSize(file);
char* const buffer = new char[file_size];
@ -473,9 +506,18 @@ void CaptureStderr() {
// use it here.
::std::string GetCapturedStderr() {
g_captured_stderr->StopCapture();
// Disables Microsoft deprecation warning for fopen and fclose.
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable: 4996)
#endif // _MSC_VER
FILE* const file = fopen(g_captured_stderr->filename().c_str(), "r");
const ::std::string content = ReadEntireFile(file);
fclose(file);
#ifdef _MSC_VER
#pragma warning(pop)
#endif // _MSC_VER
delete g_captured_stderr;
g_captured_stderr = NULL;
@ -483,6 +525,10 @@ void CaptureStderr() {
return content;
}
#endif // GTEST_HAS_STD_STRING
#if GTEST_HAS_DEATH_TEST
// A copy of all command line arguments. Set by InitGoogleTest().
::std::vector<String> g_argvs;

38
src/gtest.cc
View file

@ -3300,17 +3300,43 @@ void UnitTest::RecordPropertyForCurrentTest(const char* key,
int UnitTest::Run() {
#if GTEST_OS_WINDOWS
#if !defined(_WIN32_WCE)
// SetErrorMode doesn't exist on CE.
if (GTEST_FLAG(catch_exceptions)) {
// The user wants Google Test to catch exceptions thrown by the tests.
const bool in_death_test_child_process =
internal::GTEST_FLAG(internal_run_death_test).GetLength() > 0;
// This lets fatal errors be handled by us, instead of causing pop-ups.
// Either the user wants Google Test to catch exceptions thrown by the
// tests or this is executing in the context of death test child
// process. In either case the user does not want to see pop-up dialogs
// about crashes - they are expected..
if (GTEST_FLAG(catch_exceptions) || in_death_test_child_process) {
#if !defined(_WIN32_WCE)
// SetErrorMode doesn't exist on CE.
SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOALIGNMENTFAULTEXCEPT |
SEM_NOGPFAULTERRORBOX | SEM_NOOPENFILEERRORBOX);
}
#endif // _WIN32_WCE
// Death test children can be terminated with _abort(). On Windows,
// _abort() can show a dialog with a warning message. This forces the
// abort message to go to stderr instead.
_set_error_mode(_OUT_TO_STDERR);
// In the debug version, Visual Studio pops up a separate dialog
// offering a choice to debug the aborted program. We need to suppress
// this dialog or it will pop up for every EXPECT/ASSERT_DEATH statement
// executed. Google Test will notify the user of any unexpected
// failure via stderr.
#if _MSC_VER >= 1400
// VC++ doesn't define _set_abort_behavior() prior to the version 8.0.
// Users of prior VC versions shall suffer the agony and pain of
// clicking through the countless debug dialogs.
// TODO(vladl@google.com): find a way to suppress the abort dialog() in the
// debug mode when compiled with VC 7.1 or lower.
if (!GTEST_FLAG(break_on_failure))
_set_abort_behavior(
0x0, // Clear the following flags:
_WRITE_ABORT_MSG | _CALL_REPORTFAULT); // pop-up window, core dump.
#endif // _MSC_VER >= 1400
}
__try {
return impl_->RunAllTests();
} __except(internal::UnitTestOptions::GTestShouldProcessSEH(

268
test/gtest-death-test_test.cc
View file

@ -36,8 +36,16 @@
#if GTEST_HAS_DEATH_TEST
#include <stdio.h>
#if GTEST_OS_WINDOWS
#include <direct.h> // For chdir().
#else
#include <unistd.h>
#include <limits> // For std::numeric_limits.
#endif // GTEST_OS_WINDOWS
#include <limits.h>
#include <signal.h>
#include <stdio.h>
#include <gtest/gtest-spi.h>
// Indicates that this translation unit is part of Google Test's
@ -49,8 +57,13 @@
#include "src/gtest-internal-inl.h"
#undef GTEST_IMPLEMENTATION_
using testing::Message;
using testing::internal::DeathTest;
using testing::internal::DeathTestFactory;
using testing::internal::GetLastSystemErrorMessage;
using testing::internal::ParseNaturalNumber;
using testing::internal::String;
namespace testing {
namespace internal {
@ -88,6 +101,7 @@ class TestForDeathTest : public testing::Test {
// A static member function that's expected to die.
static void StaticMemberFunction() {
fprintf(stderr, "%s", "death inside StaticMemberFunction().");
fflush(stderr);
// We call _exit() instead of exit(), as the former is a direct
// system call and thus safer in the presence of threads. exit()
// will invoke user-defined exit-hooks, which may do dangerous
@ -99,6 +113,7 @@ class TestForDeathTest : public testing::Test {
void MemberFunction() {
if (should_die_) {
fprintf(stderr, "%s", "death inside MemberFunction().");
fflush(stderr);
_exit(1);
}
}
@ -165,6 +180,21 @@ int DieInDebugElse12(int* sideeffect) {
return 12;
}
#if GTEST_OS_WINDOWS
// Tests the ExitedWithCode predicate.
TEST(ExitStatusPredicateTest, ExitedWithCode) {
// 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.
EXPECT_TRUE(testing::ExitedWithCode(0)(0));
EXPECT_TRUE(testing::ExitedWithCode(1)(1));
EXPECT_TRUE(testing::ExitedWithCode(42)(42));
EXPECT_FALSE(testing::ExitedWithCode(0)(1));
EXPECT_FALSE(testing::ExitedWithCode(1)(0));
}
#else
// Returns the exit status of a process that calls _exit(2) with a
// given exit code. This is a helper function for the
// ExitStatusPredicateTest test suite.
@ -222,6 +252,8 @@ TEST(ExitStatusPredicateTest, KilledBySignal) {
EXPECT_FALSE(pred_kill(status_segv));
}
#endif // GTEST_OS_WINDOWS
// 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
// comprises only a single C++ statement.
@ -248,6 +280,7 @@ TEST_F(TestForDeathTest, SingleStatement) {
void DieWithEmbeddedNul() {
fprintf(stderr, "Hello%cworld.\n", '\0');
fflush(stderr);
_exit(1);
}
@ -263,6 +296,13 @@ TEST_F(TestForDeathTest, DISABLED_EmbeddedNulInMessage) {
// Tests that death test macros expand to code which interacts well with switch
// statements.
TEST_F(TestForDeathTest, SwitchStatement) {
// Microsoft compiler usually complains about switch statements without
// case labels. We suppress that warning for this test.
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable: 4065)
#endif // _MSC_VER
switch (0)
default:
ASSERT_DEATH(_exit(1), "") << "exit in default switch handler";
@ -270,6 +310,10 @@ TEST_F(TestForDeathTest, SwitchStatement) {
switch (0)
case 0:
EXPECT_DEATH(_exit(1), "") << "exit in switch case";
#ifdef _MSC_VER
#pragma warning(pop)
#endif // _MSC_VER
}
// Tests that a static member function can be used in a "fast" style
@ -287,15 +331,23 @@ TEST_F(TestForDeathTest, MemberFunctionFastStyle) {
EXPECT_DEATH(MemberFunction(), "inside.*MemberFunction");
}
void ChangeToRootDir() {
#if GTEST_OS_WINDOWS
_chdir("\\");
#else
chdir("/");
#endif // GTEST_OS_WINDOWS
}
// Tests that death tests work even if the current directory has been
// changed.
TEST_F(TestForDeathTest, FastDeathTestInChangedDir) {
testing::GTEST_FLAG(death_test_style) = "fast";
chdir("/");
ChangeToRootDir();
EXPECT_EXIT(_exit(1), testing::ExitedWithCode(1), "");
chdir("/");
ChangeToRootDir();
ASSERT_DEATH(_exit(1), "");
}
@ -322,10 +374,10 @@ TEST_F(TestForDeathTest, ThreadsafeDeathTestInLoop) {
TEST_F(TestForDeathTest, ThreadsafeDeathTestInChangedDir) {
testing::GTEST_FLAG(death_test_style) = "threadsafe";
chdir("/");
ChangeToRootDir();
EXPECT_EXIT(_exit(1), testing::ExitedWithCode(1), "");
chdir("/");
ChangeToRootDir();
ASSERT_DEATH(_exit(1), "");
}
@ -346,6 +398,8 @@ void SetPthreadFlag() {
} // namespace
#if !GTEST_OS_WINDOWS
TEST_F(TestForDeathTest, DoesNotExecuteAtforkHooks) {
if (!testing::GTEST_FLAG(death_test_use_fork)) {
testing::GTEST_FLAG(death_test_style) = "threadsafe";
@ -356,6 +410,8 @@ TEST_F(TestForDeathTest, DoesNotExecuteAtforkHooks) {
}
}
#endif // !GTEST_OS_WINDOWS
// Tests that a method of another class can be used in a death test.
TEST_F(TestForDeathTest, MethodOfAnotherClass) {
const MayDie x(true);
@ -537,6 +593,30 @@ void ExpectDebugDeathHelper(bool* aborted) {
*aborted = false;
}
#if GTEST_OS_WINDOWS
TEST(TestForPopUps, DoesNotShowPopUpOnAbort) {
printf("This test should be considered failing if it shows "
"any pop-up dialogs.\n");
fflush(stdout);
EXPECT_DEATH({
testing::GTEST_FLAG(catch_exceptions) = false;
abort();
}, "");
}
TEST(TestForPopUps, DoesNotShowPopUpOnThrow) {
printf("This test should be considered failing if it shows "
"any pop-up dialogs.\n");
fflush(stdout);
EXPECT_DEATH({
testing::GTEST_FLAG(catch_exceptions) = false;
throw 1;
}, "");
}
#endif // GTEST_OS_WINDOWS
// Tests that EXPECT_DEBUG_DEATH in debug mode does not abort
// the function.
TEST_F(TestForDeathTest, ExpectDebugDeathDoesNotAbort) {
@ -566,18 +646,38 @@ TEST_F(TestForDeathTest, AssertDebugDeathAborts) {
static void TestExitMacros() {
EXPECT_EXIT(_exit(1), testing::ExitedWithCode(1), "");
ASSERT_EXIT(_exit(42), testing::ExitedWithCode(42), "");
EXPECT_EXIT(raise(SIGKILL), testing::KilledBySignal(SIGKILL), "") << "foo";
ASSERT_EXIT(raise(SIGUSR2), testing::KilledBySignal(SIGUSR2), "") << "bar";
#if GTEST_OS_WINDOWS
EXPECT_EXIT({
testing::GTEST_FLAG(catch_exceptions) = false;
*static_cast<int*>(NULL) = 1;
}, testing::ExitedWithCode(0xC0000005), "") << "foo";
EXPECT_NONFATAL_FAILURE({ // NOLINT
EXPECT_EXIT(raise(SIGSEGV), testing::ExitedWithCode(0), "")
<< "This failure is expected.";
EXPECT_EXIT({
testing::GTEST_FLAG(catch_exceptions) = false;
*static_cast<int*>(NULL) = 1;
}, testing::ExitedWithCode(0), "") << "This failure is expected.";
}, "This failure is expected.");
// Of all signals effects on the process exit code, only those of SIGABRT
// are documented on Windows.
// See http://msdn.microsoft.com/en-us/library/dwwzkt4c(VS.71).aspx.
EXPECT_EXIT(raise(SIGABRT), testing::ExitedWithCode(3), "");
#else
EXPECT_EXIT(raise(SIGKILL), testing::KilledBySignal(SIGKILL), "") << "foo";
ASSERT_EXIT(raise(SIGUSR2), testing::KilledBySignal(SIGUSR2), "") << "bar";
EXPECT_FATAL_FAILURE({ // NOLINT
ASSERT_EXIT(_exit(0), testing::KilledBySignal(SIGSEGV), "")
<< "This failure is expected, too.";
}, "This failure is expected, too.");
#endif // GTEST_OS_WINDOWS
EXPECT_NONFATAL_FAILURE({ // NOLINT
EXPECT_EXIT(raise(SIGSEGV), testing::ExitedWithCode(0), "")
<< "This failure is expected.";
}, "This failure is expected.");
}
TEST_F(TestForDeathTest, ExitMacros) {
@ -873,6 +973,156 @@ TEST(StreamingAssertionsDeathTest, DeathTest) {
}, "expected failure");
}
// Tests that GetLastSystemErrorMessage returns an empty string when the
// last error is 0 and non-empty string when it is non-zero.
TEST(GetLastSystemErrorMessageTest, GetLastSystemErrorMessageWorks) {
#if GTEST_OS_WINDOWS
::SetLastError(ERROR_FILE_NOT_FOUND);
EXPECT_STRNE("", GetLastSystemErrorMessage().c_str());
::SetLastError(0);
EXPECT_STREQ("", GetLastSystemErrorMessage().c_str());
#else
errno = ENOENT;
EXPECT_STRNE("", GetLastSystemErrorMessage().c_str());
errno = 0;
EXPECT_STREQ("", GetLastSystemErrorMessage().c_str());
#endif
}
#if GTEST_OS_WINDOWS
TEST(AutoHandleTest, AutoHandleWorks) {
HANDLE handle = ::CreateEvent(NULL, FALSE, FALSE, NULL);
ASSERT_NE(INVALID_HANDLE_VALUE, handle);
// Tests that the AutoHandle is correctly initialized with a handle.
testing::internal::AutoHandle auto_handle(handle);
EXPECT_EQ(handle, auto_handle.Get());
// Tests that Reset assigns INVALID_HANDLE_VALUE.
// Note that this cannot verify whether the original handle is closed.
auto_handle.Reset();
EXPECT_EQ(INVALID_HANDLE_VALUE, auto_handle.Get());
// Tests that Reset assigns the new handle.
// Note that this cannot verify whether the original handle is closed.
handle = ::CreateEvent(NULL, FALSE, FALSE, NULL);
ASSERT_NE(INVALID_HANDLE_VALUE, handle);
auto_handle.Reset(handle);
EXPECT_EQ(handle, auto_handle.Get());
// Tests that AutoHandle contains INVALID_HANDLE_VALUE by default.
testing::internal::AutoHandle auto_handle2;
EXPECT_EQ(INVALID_HANDLE_VALUE, auto_handle2.Get());
}
#endif // GTEST_OS_WINDOWS
#if GTEST_OS_WINDOWS
typedef unsigned __int64 BiggestParsable;
typedef signed __int64 BiggestSignedParsable;
const BiggestParsable kBiggestParsableMax = ULLONG_MAX;
const BiggestParsable kBiggestSignedParsableMax = LLONG_MAX;
#else
typedef unsigned long long BiggestParsable;
typedef signed long long BiggestSignedParsable;
const BiggestParsable kBiggestParsableMax =
::std::numeric_limits<BiggestParsable>::max();
const BiggestSignedParsable kBiggestSignedParsableMax =
::std::numeric_limits<BiggestSignedParsable>::max();
#endif // GTEST_OS_WINDOWS
TEST(ParseNaturalNumberTest, RejectsInvalidFormat) {
BiggestParsable result = 0;
// Rejects non-numbers.
EXPECT_FALSE(ParseNaturalNumber(String("non-number string"), &result));
// Rejects numbers with whitespace prefix.
EXPECT_FALSE(ParseNaturalNumber(String(" 123"), &result));
// Rejects negative numbers.
EXPECT_FALSE(ParseNaturalNumber(String("-123"), &result));
// Rejects numbers starting with a plus sign.
EXPECT_FALSE(ParseNaturalNumber(String("+123"), &result));
errno = 0;
}
TEST(ParseNaturalNumberTest, RejectsOverflownNumbers) {
BiggestParsable result = 0;
EXPECT_FALSE(ParseNaturalNumber(String("99999999999999999999999"), &result));
signed char char_result = 0;
EXPECT_FALSE(ParseNaturalNumber(String("200"), &char_result));
errno = 0;
}
TEST(ParseNaturalNumberTest, AcceptsValidNumbers) {
BiggestParsable result = 0;
result = 0;
ASSERT_TRUE(ParseNaturalNumber(String("123"), &result));
EXPECT_EQ(123, result);
// Check 0 as an edge case.
result = 1;
ASSERT_TRUE(ParseNaturalNumber(String("0"), &result));
EXPECT_EQ(0, result);
result = 1;
ASSERT_TRUE(ParseNaturalNumber(String("00000"), &result));
EXPECT_EQ(0, result);
}
TEST(ParseNaturalNumberTest, AcceptsTypeLimits) {
Message msg;
msg << kBiggestParsableMax;
BiggestParsable result = 0;
EXPECT_TRUE(ParseNaturalNumber(msg.GetString(), &result));
EXPECT_EQ(kBiggestParsableMax, result);
Message msg2;
msg2 << kBiggestSignedParsableMax;
BiggestSignedParsable signed_result = 0;
EXPECT_TRUE(ParseNaturalNumber(msg2.GetString(), &signed_result));
EXPECT_EQ(kBiggestSignedParsableMax, signed_result);
Message msg3;
msg3 << INT_MAX;
int int_result = 0;
EXPECT_TRUE(ParseNaturalNumber(msg3.GetString(), &int_result));
EXPECT_EQ(INT_MAX, int_result);
Message msg4;
msg4 << UINT_MAX;
unsigned int uint_result = 0;
EXPECT_TRUE(ParseNaturalNumber(msg4.GetString(), &uint_result));
EXPECT_EQ(UINT_MAX, uint_result);
}
TEST(ParseNaturalNumberTest, WorksForShorterIntegers) {
short short_result = 0;
ASSERT_TRUE(ParseNaturalNumber(String("123"), &short_result));
EXPECT_EQ(123, short_result);
signed char char_result = 0;
ASSERT_TRUE(ParseNaturalNumber(String("123"), &char_result));
EXPECT_EQ(123, char_result);
}
#if GTEST_OS_WINDOWS
TEST(EnvironmentTest, HandleFitsIntoSizeT) {
// TODO(vladl@google.com): Remove this test after this condition is verified
// in a static assertion in gtest-death-test.cc in the function
// GetStatusFileDescriptor.
ASSERT_TRUE(sizeof(HANDLE) <= sizeof(size_t));
}
#endif // GTEST_OS_WINDOWS
#endif // GTEST_HAS_DEATH_TEST
// Tests that a test case whose name ends with "DeathTest" works fine

38
test/gtest-port_test.cc
View file

@ -80,13 +80,15 @@ TEST(GtestCheckSyntaxTest, WorksWithSwitch) {
TEST(GtestCheckDeathTest, DiesWithCorrectOutputOnFailure) {
const bool a_false_condition = false;
EXPECT_DEATH(GTEST_CHECK_(a_false_condition) << "Extra info",
const char regex[] =
#ifdef _MSC_VER
"gtest-port_test\\.cc\\([0-9]+\\):"
"gtest-port_test\\.cc\\(\\d+\\):"
#else
"gtest-port_test\\.cc:[0-9]+"
"gtest-port_test\\.cc:[0-9]+"
#endif // _MSC_VER
".*a_false_condition.*Extra info.*");
".*a_false_condition.*Extra info.*";
EXPECT_DEATH(GTEST_CHECK_(a_false_condition) << "Extra info", regex);
}
TEST(GtestCheckDeathTest, LivesSilentlyOnSuccess) {
@ -575,25 +577,25 @@ TEST(MatchRegexAnywhereTest, ReturnsTrueWhenMatchingNonPrefix) {
// Tests RE's implicit constructors.
TEST(RETest, ImplicitConstructorWorks) {
const RE empty = "";
const RE empty("");
EXPECT_STREQ("", empty.pattern());
const RE simple = "hello";
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;
const RE normal(NULL);
}, "NULL is not a valid simple regular expression");
EXPECT_NONFATAL_FAILURE({
const RE normal = ".*(\\w+";
const RE normal(".*(\\w+");
}, "'(' is unsupported");
EXPECT_NONFATAL_FAILURE({
const RE invalid = "^?";
const RE invalid("^?");
}, "'?' can only follow a repeatable token");
}
@ -603,10 +605,10 @@ TEST(RETest, FullMatchWorks) {
EXPECT_TRUE(RE::FullMatch("", empty));
EXPECT_FALSE(RE::FullMatch("a", empty));
const RE re1 = "a";
const RE re1("a");
EXPECT_TRUE(RE::FullMatch("a", re1));
const RE re = "a.*z";
const RE re("a.*z");
EXPECT_TRUE(RE::FullMatch("az", re));
EXPECT_TRUE(RE::FullMatch("axyz", re));
EXPECT_FALSE(RE::FullMatch("baz", re));
@ -615,11 +617,11 @@ TEST(RETest, FullMatchWorks) {
// Tests RE::PartialMatch().
TEST(RETest, PartialMatchWorks) {
const RE empty = "";
const RE empty("");
EXPECT_TRUE(RE::PartialMatch("", empty));
EXPECT_TRUE(RE::PartialMatch("a", empty));
const RE re = "a.*z";
const RE re("a.*z");
EXPECT_TRUE(RE::PartialMatch("az", re));
EXPECT_TRUE(RE::PartialMatch("axyz", re));
EXPECT_TRUE(RE::PartialMatch("baz", re));
@ -629,5 +631,15 @@ TEST(RETest, PartialMatchWorks) {
#endif // GTEST_USES_POSIX_RE
#if GTEST_HAS_STD_STRING
TEST(CaptureStderrTest, CapturesStdErr) {
CaptureStderr();
fprintf(stderr, "abc");
ASSERT_EQ("abc", GetCapturedStderr());
}
#endif // GTEST_HAS_STD_STRING
} // namespace internal
} // namespace testing

11
test/gtest_output_test_.cc
View file

@ -988,7 +988,18 @@ int main(int argc, char **argv) {
if (testing::internal::GTEST_FLAG(internal_run_death_test) != "") {
// Skip the usual output capturing if we're running as the child
// process of an threadsafe-style death test.
#if GTEST_OS_WINDOWS
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable:4996)
#endif // _MSC_VER
freopen("nul:", "w", stdout);
#ifdef _MSC_VER
#pragma warning(pop)
#endif // _MSC_VER
#else
freopen("/dev/null", "w", stdout);
#endif // GTEST_OS_WINDOWS
return RUN_ALL_TESTS();
}
#endif // GTEST_HAS_DEATH_TEST

21
test/gtest_output_test_golden_win.txt
View file

@ -5,10 +5,25 @@ gtest_output_test_.cc:#: error: Value of: false
Expected: true
gtest_output_test_.cc:#: error: Value of: 3
Expected: 2
[==========] Running 52 tests from 21 test cases.
[==========] Running 57 tests from 26 test cases.
[----------] Global test environment set-up.
FooEnvironment::SetUp() called.
BarEnvironment::SetUp() called.
[----------] 1 test from ADeathTest
[ RUN ] ADeathTest.ShouldRunFirst
[ OK ] ADeathTest.ShouldRunFirst
[----------] 1 test from ATypedDeathTest/0, where TypeParam = int
[ RUN ] ATypedDeathTest/0.ShouldRunFirst
[ OK ] ATypedDeathTest/0.ShouldRunFirst
[----------] 1 test from ATypedDeathTest/1, where TypeParam = double
[ RUN ] ATypedDeathTest/1.ShouldRunFirst
[ OK ] ATypedDeathTest/1.ShouldRunFirst
[----------] 1 test from My/ATypeParamDeathTest/0, where TypeParam = int
[ RUN ] My/ATypeParamDeathTest/0.ShouldRunFirst
[ OK ] My/ATypeParamDeathTest/0.ShouldRunFirst
[----------] 1 test from My/ATypeParamDeathTest/1, where TypeParam = double
[ RUN ] My/ATypeParamDeathTest/1.ShouldRunFirst
[ OK ] My/ATypeParamDeathTest/1.ShouldRunFirst
[----------] 2 tests from PassingTest
[ RUN ] PassingTest.PassingTest1
[ OK ] PassingTest.PassingTest1
@ -445,8 +460,8 @@ Expected non-fatal failure.
FooEnvironment::TearDown() called.
gtest_output_test_.cc:#: error: Failed
Expected fatal failure.
[==========] 52 tests from 21 test cases ran.
[ PASSED ] 16 tests.
[==========] 57 tests from 26 test cases ran.
[ PASSED ] 21 tests.
[ FAILED ] 36 tests, listed below:
[ FAILED ] FatalFailureTest.FatalFailureInSubroutine
[ FAILED ] FatalFailureTest.FatalFailureInNestedSubroutine