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/*
* Copyright (c) 2018 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "test/testsupport/file_utils_override.h"
#include <limits.h>
#include <stdio.h>
#if defined(WEBRTC_WIN)
#include <direct.h>
#include <tchar.h>
#include <windows.h>
#include <algorithm>
#include <locale>
#include "Shlwapi.h"
#include "WinDef.h"
#include "rtc_base/win32.h"
#define GET_CURRENT_DIR _getcwd
#else
#include <unistd.h>
#define GET_CURRENT_DIR getcwd
#endif
#if defined(WEBRTC_IOS)
#include "test/testsupport/ios_file_utils.h"
#endif
#if defined(WEBRTC_MAC)
#include "test/testsupport/mac_file_utils.h"
#endif
#include <optional>
#include "absl/strings/string_view.h"
#include "rtc_base/arraysize.h"
#include "rtc_base/checks.h"
#include "rtc_base/string_utils.h"
#include "rtc_base/strings/string_builder.h"
namespace webrtc {
namespace test {
std::string DirName(absl::string_view path);
bool CreateDir(absl::string_view directory_name);
namespace internal {
namespace {
#if defined(WEBRTC_WIN)
const absl::string_view kPathDelimiter = "\\";
#elif !defined(WEBRTC_IOS)
const absl::string_view kPathDelimiter = "/";
#endif
#if defined(WEBRTC_ANDROID)
// This is a special case in Chrome infrastructure. See
// base/test/test_support_android.cc.
const absl::string_view kAndroidChromiumTestsRoot =
"/sdcard/chromium_tests_root/";
#endif
#if defined(WEBRTC_FUCHSIA)
const absl::string_view kFuchsiaTestRoot = "/pkg/";
const absl::string_view kFuchsiaTempWritableDir = "/tmp/";
#endif
#if !defined(WEBRTC_IOS)
const absl::string_view kResourcesDirName = "resources";
#endif
} // namespace
// Finds the WebRTC src dir.
// The returned path always ends with a path separator.
std::optional<std::string> ProjectRootPath() {
#if defined(WEBRTC_ANDROID)
return std::string(kAndroidChromiumTestsRoot);
#elif defined WEBRTC_IOS
return IOSRootPath();
#elif defined(WEBRTC_MAC)
std::string path;
GetNSExecutablePath(&path);
std::string exe_dir = DirName(path);
// On Mac, tests execute in out/Whatever, so src is two levels up except if
// the test is bundled (which our tests are not), in which case it's 5 levels.
return DirName(DirName(exe_dir)) + std::string(kPathDelimiter);
#elif defined(WEBRTC_POSIX)
// Fuchsia uses POSIX defines as well but does not have full POSIX
// functionality.
#if defined(WEBRTC_FUCHSIA)
return std::string(kFuchsiaTestRoot);
#else
char buf[PATH_MAX];
ssize_t count = ::readlink("/proc/self/exe", buf, arraysize(buf));
if (count <= 0) {
RTC_DCHECK_NOTREACHED() << "Unable to resolve /proc/self/exe.";
return std::nullopt;
}
// On POSIX, tests execute in out/Whatever, so src is two levels up.
std::string exe_dir = DirName(absl::string_view(buf, count));
return DirName(DirName(exe_dir)) + std::string(kPathDelimiter);
#endif
#elif defined(WEBRTC_WIN)
wchar_t buf[MAX_PATH];
buf[0] = 0;
if (GetModuleFileNameW(NULL, buf, MAX_PATH) == 0)
return std::nullopt;
std::string exe_path = webrtc::ToUtf8(std::wstring(buf));
std::string exe_dir = DirName(exe_path);
return DirName(DirName(exe_dir)) + std::string(kPathDelimiter);
#endif
}
std::string OutputPath() {
#if defined(WEBRTC_IOS)
return IOSOutputPath();
#elif defined(WEBRTC_ANDROID)
return std::string(kAndroidChromiumTestsRoot);
#elif defined(WEBRTC_FUCHSIA)
return std::string(kFuchsiaTempWritableDir);
#else
std::optional<std::string> path_opt = ProjectRootPath();
RTC_DCHECK(path_opt);
std::string path = *path_opt + "out";
if (!CreateDir(path)) {
return "./";
}
return path + std::string(kPathDelimiter);
#endif
}
std::string WorkingDir() {
#if defined(WEBRTC_ANDROID)
return std::string(kAndroidChromiumTestsRoot);
#else
char path_buffer[FILENAME_MAX];
if (!GET_CURRENT_DIR(path_buffer, sizeof(path_buffer))) {
fprintf(stderr, "Cannot get current directory!\n");
return "./";
} else {
return std::string(path_buffer);
}
#endif
}
std::string ResourcePath(absl::string_view name, absl::string_view extension) {
#if defined(WEBRTC_IOS)
return IOSResourcePath(name, extension);
#else
std::optional<std::string> path_opt = ProjectRootPath();
RTC_DCHECK(path_opt);
StringBuilder os(*path_opt);
os << kResourcesDirName << kPathDelimiter << name << "." << extension;
return os.Release();
#endif
}
} // namespace internal
} // namespace test
} // namespace webrtc
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