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// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// Author: kenton@google.com (Kenton Varda)
// emulates google3/file/base/file.h
#ifndef GOOGLE_PROTOBUF_TESTING_FILE_H__
#define GOOGLE_PROTOBUF_TESTING_FILE_H__
#include <google/protobuf/stubs/common.h>
namespace google {
namespace protobuf {
const int DEFAULT_FILE_MODE = 0777;
// Protocol buffer code only uses a couple static methods of File, and only
// in tests.
class File {
public:
// Check if the file exists.
static bool Exists(const std::string& name);
// Read an entire file to a string. Return true if successful, false
// otherwise.
static bool ReadFileToString(const std::string& name, std::string* output,
bool text_mode = false);
// Same as above, but crash on failure.
static void ReadFileToStringOrDie(const std::string& name,
std::string* output);
// Create a file and write a string to it.
static bool WriteStringToFile(const std::string& contents,
const std::string& name);
// Same as above, but crash on failure.
static void WriteStringToFileOrDie(const std::string& contents,
const std::string& name);
// Create a directory.
static bool CreateDir(const std::string& name, int mode);
// Create a directory and all parent directories if necessary.
static bool RecursivelyCreateDir(const std::string& path, int mode);
// If "name" is a file, we delete it. If it is a directory, we
// call DeleteRecursively() for each file or directory (other than
// dot and double-dot) within it, and then delete the directory itself.
// The "dummy" parameters have a meaning in the original version of this
// method but they are not used anywhere in protocol buffers.
static void DeleteRecursively(const std::string& name, void* dummy1,
void* dummy2);
// Change working directory to given directory.
static bool ChangeWorkingDirectory(const std::string& new_working_directory);
static bool GetContents(const std::string& name, std::string* output,
bool /*is_default*/) {
return ReadFileToString(name, output);
}
static bool GetContentsAsText(const std::string& name, std::string* output,
bool /*is_default*/) {
return ReadFileToString(name, output, true);
}
static bool SetContents(const std::string& name, const std::string& contents,
bool /*is_default*/) {
return WriteStringToFile(contents, name);
}
private:
GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(File);
};
} // namespace protobuf
} // namespace google
#endif // GOOGLE_PROTOBUF_TESTING_FILE_H__
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