1// Copyright (c) 2014 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef BASE_TEST_TRACE_TO_FILE_H_ 6#define BASE_TEST_TRACE_TO_FILE_H_ 7 8#include "base/files/file_path.h" 9 10namespace base { 11namespace test { 12 13class TraceToFile { 14 public: 15 TraceToFile(); 16 ~TraceToFile(); 17 18 void BeginTracingFromCommandLineOptions(); 19 void BeginTracing(const base::FilePath& path, const std::string& categories); 20 void EndTracingIfNeeded(); 21 22 private: 23 void WriteFileHeader(); 24 void AppendFileFooter(); 25 26 void TraceOutputCallback(const std::string& data); 27 28 base::FilePath path_; 29 bool started_; 30}; 31 32} // namespace test 33} // namespace base 34 35#endif // BASE_TEST_TRACE_TO_FILE_H_ 36