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Merge e710bda9f32d1208f9bf7e0d38a1e463d0e0b843 into d72f9c8aea6817cdf1ca0ac10887f328de7f3da2

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Son Luong Ngoc 2026-03-31 11:33:36 -04:00 committed by GitHub
commit d88c81f132
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1 changed files with 39 additions and 3 deletions
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42
googletest/src/gtest-port.cc
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@ -29,6 +29,7 @@
#include "gtest/internal/gtest-port.h"
#include <errno.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
@ -1079,6 +1080,24 @@ bool EndsWithPathSeparator(const std::string& path) {
}
#endif
#ifdef GTEST_OS_WINDOWS
std::string DescribeWindowsError(DWORD error) {
const std::string error_number = StreamableToString(error);
char buffer[4096] = {'\0'};
const DWORD flags =
FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS;
DWORD length = ::FormatMessageA(flags, nullptr, error, 0, buffer,
static_cast<DWORD>(sizeof(buffer)), nullptr);
if (length == 0) {
return "error " + error_number + " (unknown error)";
}
for (; length && IsSpace(buffer[length - 1]); --length) {
buffer[length - 1] = '\0';
}
return "error " + error_number + " (" + std::string(buffer, length) + ")";
}
#endif // GTEST_OS_WINDOWS
} // namespace
// Object that captures an output stream (stdout/stderr).
@ -1090,15 +1109,32 @@ class CapturedStream {
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);
const DWORD temp_dir_capacity =
static_cast<DWORD>(sizeof(temp_dir_path));
const DWORD temp_path_len =
::GetTempPathA(temp_dir_capacity, temp_dir_path);
const DWORD temp_path_error =
(temp_path_len == 0) ? ::GetLastError() : 0;
GTEST_CHECK_(temp_path_len != 0)
<< "GetTempPathA failed with " << DescribeWindowsError(temp_path_error)
<< ".";
GTEST_CHECK_(temp_path_len < temp_dir_capacity)
<< "GetTempPathA returned a path length of " << temp_path_len
<< ", which does not fit into buffer size " << temp_dir_capacity
<< ".";
const UINT success = ::GetTempFileNameA(temp_dir_path, "gtest_redir",
0, // Generate unique file name.
temp_file_path);
const DWORD temp_file_error = (success == 0) ? ::GetLastError() : 0;
GTEST_CHECK_(success != 0)
<< "Unable to create a temporary file in " << temp_dir_path;
<< "GetTempFileNameA failed in temp dir " << temp_dir_path
<< " with " << DescribeWindowsError(temp_file_error) << ".";
const int captured_fd = creat(temp_file_path, _S_IREAD | _S_IWRITE);
const int captured_errno = (captured_fd == -1) ? errno : 0;
GTEST_CHECK_(captured_fd != -1)
<< "Unable to open temporary file " << temp_file_path;
<< "Unable to open temporary file " << temp_file_path << " (errno "
<< captured_errno << ": " << posix::StrError(captured_errno) << ").";
filename_ = temp_file_path;
#else
// There's no guarantee that a test has write access to the current