/* * Copyright (c) 2011 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.
*/
// Slash or backslash, depending on platform.
ABSL_CONST_INIT externconst absl::string_view kPathDelimiter;
// Returns the absolute path to the output directory where log files and other // test artifacts should be put. The output directory is generally a directory // named "out" at the project root. This root is assumed to be two levels above // where the test binary is located; this is because tests execute in a dir // out/Whatever relative to the project root. This convention is also followed // in Chromium. // // The exception is Android where we use /sdcard/ instead. // // If symbolic links occur in the path they will be resolved and the actual // directory will be returned. // // Returns the path WITH a trailing path delimiter. If the project root is not // found, the current working directory ("./") is returned as a fallback.
std::string OutputPath();
// Same as the above but appends a randomly named folder at the end of the path // Primerly used to provide a solution for stress testing environments to // prevent colission of files and folders.
std::string OutputPathWithRandomDirectory();
// Generates an empty file with a unique name in the specified directory and // returns the file name and path. // TODO(titovartem) rename to TempFile and next method to TempFilename
std::string TempFilename(absl::string_view dir, absl::string_view prefix);
// Generates a unique file name that can be used for file creation. Doesn't // create any files.
std::string GenerateTempFilename(absl::string_view dir,
absl::string_view prefix);
// Returns a path to a resource file in [project-root]/resources/ dir. // Returns an absolute path // // Arguments: // name - Name of the resource file. If a plain filename (no directory path) // is supplied, the file is assumed to be located in resources/ // If a directory path is prepended to the filename, a subdirectory // hierarchy reflecting that path is assumed to be present. // extension - File extension, without the dot, i.e. "bmp" or "yuv".
std::string ResourcePath(absl::string_view name, absl::string_view extension);
// Joins directory name and file name, separated by the path delimiter.
std::string JoinFilename(absl::string_view dir, absl::string_view name);
// Gets the current working directory for the executing program. // Returns "./" if for some reason it is not possible to find the working // directory.
std::string WorkingDir();
// Reads the content of a directory and, in case of success, returns a vector // of strings with one element for each found file or directory. Each element is // a path created by prepending `dir` to the file/directory name. "." and ".." // are never added in the returned vector.
std::optional<std::vector<std::string>> ReadDirectory(absl::string_view path);
// Creates a directory if it not already exists. // Returns true if successful. Will print an error message to stderr and return // false if a file with the same name already exists. bool CreateDir(absl::string_view directory_name);
// Removes a directory, which must already be empty. bool RemoveDir(absl::string_view directory_name);
// Removes a file. bool RemoveFile(absl::string_view file_name);
// Checks if a file exists. // TOOD(alito): Merge these once absl::string_view adoption is complete for this // file. bool FileExists(absl::string_view file_name);
// Checks if a directory exists. bool DirExists(absl::string_view directory_name);
// Strips the rightmost path segment from a path.
std::string DirName(absl::string_view path);
// File size of the supplied file in bytes. Will return 0 if the file is // empty or if the file does not exist/is readable.
size_t GetFileSize(absl::string_view filename);
} // namespace test
} // namespace webrtc
#endif// TEST_TESTSUPPORT_FILE_UTILS_H_
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