base/test/trace_to_file.h

   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
  10 namespace base {
  11 namespace test {
  12
  13 class 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_