content/browser/fileapi/mock_file_update_observer.h

   1 // Copyright 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 CONTENT_BROWSER_FILEAPI_MOCK_FILE_UPDATE_OBSERVER_H_
   6 #define CONTENT_BROWSER_FILEAPI_MOCK_FILE_UPDATE_OBSERVER_H_
   7
   8 #include <map>
   9
  10 #include "base/basictypes.h"
  11 #include "base/compiler_specific.h"
  12 #include "storage/browser/fileapi/file_observers.h"
  13 #include "storage/browser/fileapi/file_system_url.h"
  14 #include "storage/browser/fileapi/task_runner_bound_observer_list.h"
  15
  16 namespace storage {
  17
  18 // Mock file change observer.
  19 class MockFileUpdateObserver : public FileUpdateObserver {
  20  public:
  21   MockFileUpdateObserver();
  22   ~MockFileUpdateObserver() override;
  23
  24   // Creates a ChangeObserverList which only contains given |observer|.
  25   static UpdateObserverList CreateList(MockFileUpdateObserver* observer);
  26
  27   // FileUpdateObserver overrides.
  28   void OnStartUpdate(const FileSystemURL& url) override;
  29   void OnUpdate(const FileSystemURL& url, int64 delta) override;
  30   void OnEndUpdate(const FileSystemURL& url) override;
  31
  32   void Enable() { is_ready_ = true; }
  33
  34   void Disable() {
  35     start_update_count_.clear();
  36     end_update_count_.clear();
  37     is_ready_ = false;
  38   }
  39
  40  private:
  41   std::map<FileSystemURL, int, FileSystemURL::Comparator> start_update_count_;
  42   std::map<FileSystemURL, int, FileSystemURL::Comparator> end_update_count_;
  43   bool is_ready_;
  44
  45   DISALLOW_COPY_AND_ASSIGN(MockFileUpdateObserver);
  46 };
  47
  48 }  // namespace storage
  49
  50 #endif  // CONTENT_BROWSER_FILEAPI_MOCK_FILE_UPDATE_OBSERVER_H_