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Introduces a new porting flag (GTEST_HAS_FILE_SYSTEM) to indicate whether a platform supports filesystem operations.

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PiperOrigin-RevId: 494751986
Change-Id: I07f73bdf478a73934b8f1a69c1ab4abda1b231ae
This commit is contained in:
Abseil Team 2022-12-12 09:33:33 -08:00 committed by Copybara-Service
parent 516940f16d
commit b0846aaf37
5 changed files with 116 additions and 41 deletions
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5
googletest/include/gtest/internal/gtest-filepath.h
View File

@ -42,11 +42,14 @@
#ifndef GOOGLETEST_INCLUDE_GTEST_INTERNAL_GTEST_FILEPATH_H_
#define GOOGLETEST_INCLUDE_GTEST_INTERNAL_GTEST_FILEPATH_H_
#include "gtest/internal/gtest-port.h"
#include "gtest/internal/gtest-string.h"
GTEST_DISABLE_MSC_WARNINGS_PUSH_(4251 \
/* class A needs to have dll-interface to be used by clients of class B */)
#if GTEST_HAS_FILE_SYSTEM
namespace testing {
namespace internal {
@ -217,4 +220,6 @@ class GTEST_API_ FilePath {
GTEST_DISABLE_MSC_WARNINGS_POP_() // 4251
#endif // GTEST_HAS_FILE_SYSTEM
#endif // GOOGLETEST_INCLUDE_GTEST_INTERNAL_GTEST_FILEPATH_H_

103
googletest/include/gtest/internal/gtest-port.h
View File

@ -83,6 +83,8 @@
// GTEST_HAS_STD_WSTRING - Define it to 1/0 to indicate that
// std::wstring does/doesn't work (Google Test can
// be used where std::wstring is unavailable).
// GTEST_HAS_FILE_SYSTEM - Define it to 1/0 to indicate whether or not a
// file system is/isn't available.
// GTEST_HAS_SEH - Define it to 1/0 to indicate whether the
// compiler supports Microsoft's "Structured
// Exception Handling".
@ -463,6 +465,11 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION;
#endif // GTEST_HAS_STD_WSTRING
#ifndef GTEST_HAS_FILE_SYSTEM
// Most platforms support a file system.
#define GTEST_HAS_FILE_SYSTEM 1
#endif // GTEST_HAS_FILE_SYSTEM
// Determines whether RTTI is available.
#ifndef GTEST_HAS_RTTI
// The user didn't tell us whether RTTI is enabled, so we need to
@ -580,10 +587,11 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION;
// output correctness and to implement death tests.
#ifndef GTEST_HAS_STREAM_REDIRECTION
// By default, we assume that stream redirection is supported on all
// platforms except known mobile / embedded ones.
// platforms except known mobile / embedded ones. Also, if the port doesn't have
// a file system, stream redirection is not supported.
#if GTEST_OS_WINDOWS_MOBILE || GTEST_OS_WINDOWS_PHONE || \
GTEST_OS_WINDOWS_RT || GTEST_OS_ESP8266 || GTEST_OS_XTENSA || \
GTEST_OS_QURT
GTEST_OS_QURT || !GTEST_HAS_FILE_SYSTEM
#define GTEST_HAS_STREAM_REDIRECTION 0
#else
#define GTEST_HAS_STREAM_REDIRECTION 1
@ -599,7 +607,10 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION;
GTEST_OS_FREEBSD || GTEST_OS_NETBSD || GTEST_OS_FUCHSIA || \
GTEST_OS_DRAGONFLY || GTEST_OS_GNU_KFREEBSD || GTEST_OS_HAIKU || \
GTEST_OS_GNU_HURD)
// Death tests require a file system to work properly.
#if GTEST_HAS_FILE_SYSTEM
#define GTEST_HAS_DEATH_TEST 1
#endif // GTEST_HAS_FILE_SYSTEM
#endif
// Determines whether to support type-driven tests.
@ -1953,12 +1964,55 @@ inline std::string StripTrailingSpaces(std::string str) {
namespace posix {
// Functions with a different name on Windows.
// File system porting.
#if GTEST_HAS_FILE_SYSTEM
#if GTEST_OS_WINDOWS
typedef struct _stat StatStruct;
#if GTEST_OS_WINDOWS_MOBILE
inline int FileNo(FILE* file) { return reinterpret_cast<int>(_fileno(file)); }
// Stat(), RmDir(), and IsDir() are not needed on Windows CE at this
// time and thus not defined there.
#else
inline int FileNo(FILE* file) { return _fileno(file); }
inline int Stat(const char* path, StatStruct* buf) { return _stat(path, buf); }
inline int RmDir(const char* dir) { return _rmdir(dir); }
inline bool IsDir(const StatStruct& st) { return (_S_IFDIR & st.st_mode) != 0; }
#endif // GTEST_OS_WINDOWS_MOBILE
#elif GTEST_OS_ESP8266
typedef struct stat StatStruct;
inline int FileNo(FILE* file) { return fileno(file); }
inline int Stat(const char* path, StatStruct* buf) {
// stat function not implemented on ESP8266
return 0;
}
inline int RmDir(const char* dir) { return rmdir(dir); }
inline bool IsDir(const StatStruct& st) { return S_ISDIR(st.st_mode); }
#else
typedef struct stat StatStruct;
inline int FileNo(FILE* file) { return fileno(file); }
inline int Stat(const char* path, StatStruct* buf) { return stat(path, buf); }
#if GTEST_OS_QURT
// QuRT doesn't support any directory functions, including rmdir
inline int RmDir(const char*) { return 0; }
#else
inline int RmDir(const char* dir) { return rmdir(dir); }
#endif
inline bool IsDir(const StatStruct& st) { return S_ISDIR(st.st_mode); }
#endif // GTEST_OS_WINDOWS
#endif // GTEST_HAS_FILE_SYSTEM
// Other functions with a different name on Windows.
#if GTEST_OS_WINDOWS
#ifdef __BORLANDC__
inline int DoIsATTY(int fd) { return isatty(fd); }
inline int StrCaseCmp(const char* s1, const char* s2) {
@ -1978,51 +2032,21 @@ inline int StrCaseCmp(const char* s1, const char* s2) {
inline char* StrDup(const char* src) { return _strdup(src); }
#endif // __BORLANDC__
#if GTEST_OS_WINDOWS_MOBILE
inline int FileNo(FILE* file) { return reinterpret_cast<int>(_fileno(file)); }
// Stat(), RmDir(), and IsDir() are not needed on Windows CE at this
// time and thus not defined there.
#else
inline int FileNo(FILE* file) { return _fileno(file); }
inline int Stat(const char* path, StatStruct* buf) { return _stat(path, buf); }
inline int RmDir(const char* dir) { return _rmdir(dir); }
inline bool IsDir(const StatStruct& st) { return (_S_IFDIR & st.st_mode) != 0; }
#endif // GTEST_OS_WINDOWS_MOBILE
#elif GTEST_OS_ESP8266
typedef struct stat StatStruct;
inline int FileNo(FILE* file) { return fileno(file); }
inline int DoIsATTY(int fd) { return isatty(fd); }
inline int Stat(const char* path, StatStruct* buf) {
// stat function not implemented on ESP8266
return 0;
}
inline int StrCaseCmp(const char* s1, const char* s2) {
return strcasecmp(s1, s2);
}
inline char* StrDup(const char* src) { return strdup(src); }
inline int RmDir(const char* dir) { return rmdir(dir); }
inline bool IsDir(const StatStruct& st) { return S_ISDIR(st.st_mode); }
#else
typedef struct stat StatStruct;
inline int FileNo(FILE* file) { return fileno(file); }
inline int DoIsATTY(int fd) { return isatty(fd); }
inline int Stat(const char* path, StatStruct* buf) { return stat(path, buf); }
inline int StrCaseCmp(const char* s1, const char* s2) {
return strcasecmp(s1, s2);
}
inline char* StrDup(const char* src) { return strdup(src); }
#if GTEST_OS_QURT
// QuRT doesn't support any directory functions, including rmdir
inline int RmDir(const char*) { return 0; }
#else
inline int RmDir(const char* dir) { return rmdir(dir); }
#endif
inline bool IsDir(const StatStruct& st) { return S_ISDIR(st.st_mode); }
#endif // GTEST_OS_WINDOWS
@ -2044,7 +2068,7 @@ GTEST_DISABLE_MSC_DEPRECATED_PUSH_()
// ChDir(), FReopen(), FDOpen(), Read(), Write(), Close(), and
// StrError() aren't needed on Windows CE at this time and thus not
// defined there.
#if GTEST_HAS_FILE_SYSTEM
#if !GTEST_OS_WINDOWS_MOBILE && !GTEST_OS_WINDOWS_PHONE && \
!GTEST_OS_WINDOWS_RT && !GTEST_OS_ESP8266 && !GTEST_OS_XTENSA && \
!GTEST_OS_QURT
@ -2066,7 +2090,7 @@ inline FILE* FReopen(const char* path, const char* mode, FILE* stream) {
return freopen(path, mode, stream);
}
inline FILE* FDOpen(int fd, const char* mode) { return fdopen(fd, mode); }
#endif
#endif // !GTEST_OS_WINDOWS_MOBILE && !GTEST_OS_QURT
inline int FClose(FILE* fp) { return fclose(fp); }
#if !GTEST_OS_WINDOWS_MOBILE && !GTEST_OS_QURT
inline int Read(int fd, void* buf, unsigned int count) {
@ -2076,8 +2100,13 @@ inline int Write(int fd, const void* buf, unsigned int count) {
return static_cast<int>(write(fd, buf, count));
}
inline int Close(int fd) { return close(fd); }
#endif // !GTEST_OS_WINDOWS_MOBILE && !GTEST_OS_QURT
#endif // GTEST_HAS_FILE_SYSTEM
#if !GTEST_OS_WINDOWS_MOBILE && !GTEST_OS_QURT
inline const char* StrError(int errnum) { return strerror(errnum); }
#endif
#endif // !GTEST_OS_WINDOWS_MOBILE && !GTEST_OS_QURT
inline const char* GetEnv(const char* name) {
#if GTEST_OS_WINDOWS_MOBILE || GTEST_OS_WINDOWS_PHONE || \
GTEST_OS_WINDOWS_RT || GTEST_OS_ESP8266 || GTEST_OS_XTENSA || \

4
googletest/src/gtest-filepath.cc
View File

@ -57,6 +57,8 @@
#define GTEST_PATH_MAX_ _POSIX_PATH_MAX
#endif // GTEST_OS_WINDOWS
#if GTEST_HAS_FILE_SYSTEM
namespace testing {
namespace internal {
@ -404,3 +406,5 @@ void FilePath::Normalize() {
} // namespace internal
} // namespace testing
#endif // GTEST_HAS_FILE_SYSTEM

4
googletest/src/gtest-internal-inl.h
View File

@ -396,9 +396,11 @@ class GTEST_API_ UnitTestOptions {
static bool MatchesFilter(const std::string& name, const char* filter);
};
#if GTEST_HAS_FILE_SYSTEM
// Returns the current application's name, removing directory path if that
// is present. Used by UnitTestOptions::GetOutputFile.
GTEST_API_ FilePath GetCurrentExecutableName();
#endif // GTEST_HAS_FILE_SYSTEM
// The role interface for getting the OS stack trace as a string.
class OsStackTraceGetterInterface {
@ -840,9 +842,11 @@ class GTEST_API_ UnitTestImpl {
// The UnitTest object that owns this implementation object.
UnitTest* const parent_;
#if GTEST_HAS_FILE_SYSTEM
// The working directory when the first TEST() or TEST_F() was
// executed.
internal::FilePath original_working_dir_;
#endif // GTEST_HAS_FILE_SYSTEM
// The default test part result reporters.
DefaultGlobalTestPartResultReporter default_global_test_part_result_reporter_;

41
googletest/src/gtest.cc
View File

@ -58,6 +58,7 @@
#include "gtest/gtest-assertion-result.h"
#include "gtest/gtest-spi.h"
#include "gtest/internal/custom/gtest.h"
#include "gtest/internal/gtest-port.h"
#if GTEST_OS_LINUX
@ -194,6 +195,7 @@ const char kStackTraceMarker[] = "\nStack trace:\n";
// is specified on the command line.
bool g_help_flag = false;
#if GTEST_HAS_FILE_SYSTEM
// Utility function to Open File for Writing
static FILE* OpenFileForWriting(const std::string& output_file) {
FILE* fileout = nullptr;
@ -208,6 +210,7 @@ static FILE* OpenFileForWriting(const std::string& output_file) {
}
return fileout;
}
#endif // GTEST_HAS_FILE_SYSTEM
} // namespace internal
@ -620,6 +623,7 @@ static ::std::vector<std::string> g_argvs;
#endif // defined(GTEST_CUSTOM_GET_ARGVS_)
}
#if GTEST_HAS_FILE_SYSTEM
// Returns the current application's name, removing directory path if that
// is present.
FilePath GetCurrentExecutableName() {
@ -633,6 +637,7 @@ FilePath GetCurrentExecutableName() {
return result.RemoveDirectoryName();
}
#endif // GTEST_HAS_FILE_SYSTEM
// Functions for processing the gtest_output flag.
@ -647,6 +652,7 @@ std::string UnitTestOptions::GetOutputFormat() {
static_cast<size_t>(colon - gtest_output_flag));
}
#if GTEST_HAS_FILE_SYSTEM
// Returns the name of the requested output file, or the default if none
// was explicitly specified.
std::string UnitTestOptions::GetAbsolutePathToOutputFile() {
@ -677,6 +683,7 @@ std::string UnitTestOptions::GetAbsolutePathToOutputFile() {
GetOutputFormat().c_str()));
return result.string();
}
#endif // GTEST_HAS_FILE_SYSTEM
// Returns true if and only if the wildcard pattern matches the string. Each
// pattern consists of regular characters, single-character wildcards (?), and
@ -3262,7 +3269,12 @@ static void ColoredPrintf(GTestColor color, const char* fmt, ...) {
va_start(args, fmt);
static const bool in_color_mode =
#if GTEST_HAS_FILE_SYSTEM
ShouldUseColor(posix::IsATTY(posix::FileNo(stdout)) != 0);
#else
false;
#endif // GTEST_HAS_FILE_SYSTEM
const bool use_color = in_color_mode && (color != GTestColor::kDefault);
if (!use_color) {
@ -3867,6 +3879,7 @@ void TestEventRepeater::OnTestIterationEnd(const UnitTest& unit_test,
// End TestEventRepeater
#if GTEST_HAS_FILE_SYSTEM
// This class generates an XML output file.
class XmlUnitTestResultPrinter : public EmptyTestEventListener {
public:
@ -4414,7 +4427,9 @@ void XmlUnitTestResultPrinter::OutputXmlTestProperties(
}
// End XmlUnitTestResultPrinter
#endif // GTEST_HAS_FILE_SYSTEM
#if GTEST_HAS_FILE_SYSTEM
// This class generates an JSON output file.
class JsonUnitTestResultPrinter : public EmptyTestEventListener {
public:
@ -4855,6 +4870,7 @@ std::string JsonUnitTestResultPrinter::TestPropertiesAsJson(
}
// End JsonUnitTestResultPrinter
#endif // GTEST_HAS_FILE_SYSTEM
#if GTEST_CAN_STREAM_RESULTS_
@ -4993,6 +5009,7 @@ void OsStackTraceGetter::UponLeavingGTest() GTEST_LOCK_EXCLUDED_(mutex_) {
#endif // GTEST_HAS_ABSL
}
#if GTEST_HAS_DEATH_TEST
// A helper class that creates the premature-exit file in its
// constructor and deletes the file in its destructor.
class ScopedPrematureExitFile {
@ -5030,6 +5047,7 @@ class ScopedPrematureExitFile {
ScopedPrematureExitFile(const ScopedPrematureExitFile&) = delete;
ScopedPrematureExitFile& operator=(const ScopedPrematureExitFile&) = delete;
};
#endif // GTEST_HAS_DEATH_TEST
} // namespace internal
@ -5355,6 +5373,7 @@ void UnitTest::RecordProperty(const std::string& key,
// We don't protect this under mutex_, as we only support calling it
// from the main thread.
int UnitTest::Run() {
#if GTEST_HAS_DEATH_TEST
const bool in_death_test_child_process =
GTEST_FLAG_GET(internal_run_death_test).length() > 0;
@ -5383,6 +5402,7 @@ int UnitTest::Run() {
in_death_test_child_process
? nullptr
: internal::posix::GetEnv("TEST_PREMATURE_EXIT_FILE"));
#endif // GTEST_HAS_DEATH_TEST
// Captures the value of GTEST_FLAG(catch_exceptions). This value will be
// used for the duration of the program.
@ -5438,11 +5458,13 @@ int UnitTest::Run() {
: 1;
}
#if GTEST_HAS_FILE_SYSTEM
// Returns the working directory when the first TEST() or TEST_F() was
// executed.
const char* UnitTest::original_working_dir() const {
return impl_->original_working_dir_.c_str();
}
#endif // GTEST_HAS_FILE_SYSTEM
// Returns the TestSuite object for the test that's currently running,
// or NULL if no test is running.
@ -5575,6 +5597,7 @@ void UnitTestImpl::SuppressTestEventsIfInSubprocess() {
// UnitTestOptions. Must not be called before InitGoogleTest.
void UnitTestImpl::ConfigureXmlOutput() {
const std::string& output_format = UnitTestOptions::GetOutputFormat();
#if GTEST_HAS_FILE_SYSTEM
if (output_format == "xml") {
listeners()->SetDefaultXmlGenerator(new XmlUnitTestResultPrinter(
UnitTestOptions::GetAbsolutePathToOutputFile().c_str()));
@ -5585,6 +5608,10 @@ void UnitTestImpl::ConfigureXmlOutput() {
GTEST_LOG_(WARNING) << "WARNING: unrecognized output format \""
<< output_format << "\" ignored.";
}
#else
GTEST_LOG_(ERROR) << "ERROR: alternative output formats require "
<< "GTEST_HAS_FILE_SYSTEM to be enabled";
#endif // GTEST_HAS_FILE_SYSTEM
}
#if GTEST_CAN_STREAM_RESULTS_
@ -5747,10 +5774,12 @@ bool UnitTestImpl::RunAllTests() {
// user didn't call InitGoogleTest.
PostFlagParsingInit();
#if GTEST_HAS_FILE_SYSTEM
// Even if sharding is not on, test runners may want to use the
// GTEST_SHARD_STATUS_FILE to query whether the test supports the sharding
// protocol.
internal::WriteToShardStatusFileIfNeeded();
#endif // GTEST_HAS_FILE_SYSTEM
// True if and only if we are in a subprocess for running a thread-safe-style
// death test.
@ -5930,6 +5959,7 @@ bool UnitTestImpl::RunAllTests() {
return !failed;
}
#if GTEST_HAS_FILE_SYSTEM
// Reads the GTEST_SHARD_STATUS_FILE environment variable, and creates the file
// if the variable is present. If a file already exists at this location, this
// function will write over it. If the variable is present, but the file cannot
@ -5949,6 +5979,7 @@ void WriteToShardStatusFileIfNeeded() {
fclose(file);
}
}
#endif // GTEST_HAS_FILE_SYSTEM
// Checks whether sharding is enabled by examining the relevant
// environment variable values. If the variables are present,
@ -6140,6 +6171,7 @@ void UnitTestImpl::ListTestsMatchingFilter() {
}
}
fflush(stdout);
#if GTEST_HAS_FILE_SYSTEM
const std::string& output_format = UnitTestOptions::GetOutputFormat();
if (output_format == "xml" || output_format == "json") {
FILE* fileout = OpenFileForWriting(
@ -6157,6 +6189,7 @@ void UnitTestImpl::ListTestsMatchingFilter() {
fprintf(fileout, "%s", StringStreamToString(&stream).c_str());
fclose(fileout);
}
#endif // GTEST_HAS_FILE_SYSTEM
}
// Sets the OS stack trace getter.
@ -6545,7 +6578,7 @@ static bool ParseGoogleTestFlag(const char* const arg) {
return false;
}
#if GTEST_USE_OWN_FLAGFILE_FLAG_
#if GTEST_USE_OWN_FLAGFILE_FLAG_ && GTEST_HAS_FILE_SYSTEM
static void LoadFlagsFromFile(const std::string& path) {
FILE* flagfile = posix::FOpen(path.c_str(), "r");
if (!flagfile) {
@ -6561,7 +6594,7 @@ static void LoadFlagsFromFile(const std::string& path) {
if (!ParseGoogleTestFlag(lines[i].c_str())) g_help_flag = true;
}
}
#endif // GTEST_USE_OWN_FLAGFILE_FLAG_
#endif // GTEST_USE_OWN_FLAGFILE_FLAG_ && GTEST_HAS_FILE_SYSTEM
// Parses the command line for Google Test flags, without initializing
// other parts of Google Test. The type parameter CharType can be
@ -6578,12 +6611,12 @@ void ParseGoogleTestFlagsOnlyImpl(int* argc, CharType** argv) {
bool remove_flag = false;
if (ParseGoogleTestFlag(arg)) {
remove_flag = true;
#if GTEST_USE_OWN_FLAGFILE_FLAG_
#if GTEST_USE_OWN_FLAGFILE_FLAG_ && GTEST_HAS_FILE_SYSTEM
} else if (ParseFlag(arg, "flagfile", &flagfile_value)) {
GTEST_FLAG_SET(flagfile, flagfile_value);
LoadFlagsFromFile(flagfile_value);
remove_flag = true;
#endif // GTEST_USE_OWN_FLAGFILE_FLAG_
#endif // GTEST_USE_OWN_FLAGFILE_FLAG_ && GTEST_HAS_FILE_SYSTEM
} else if (arg_string == "--help" || HasGoogleTestFlagPrefix(arg)) {
// Both help flag and unrecognized Google Test flags (excluding
// internal ones) trigger help display.