content/public/test/test_file_system_backend.h

   1 // Copyright 2013 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_PUBLIC_TEST_TEST_FILE_SYSTEM_BACKEND_H_
   6 #define CONTENT_PUBLIC_TEST_TEST_FILE_SYSTEM_BACKEND_H_
   7
   8 #include "base/files/file_path.h"
   9 #include "base/memory/ref_counted.h"
  10 #include "base/memory/scoped_ptr.h"
  11 #include "webkit/browser/fileapi/async_file_util_adapter.h"
  12 #include "webkit/browser/fileapi/file_system_backend.h"
  13 #include "webkit/browser/fileapi/task_runner_bound_observer_list.h"
  14
  15 namespace base {
  16 class SequencedTaskRunner;
  17 }
  18
  19 namespace storage {
  20 class AsyncFileUtilAdapter;
  21 class FileSystemQuotaUtil;
  22 }
  23
  24 namespace content {
  25
  26 // This should be only used for testing.
  27 // This file system backend uses LocalFileUtil and stores data file
  28 // under the given directory.
  29 class TestFileSystemBackend : public storage::FileSystemBackend {
  30  public:
  31   TestFileSystemBackend(
  32       base::SequencedTaskRunner* task_runner,
  33       const base::FilePath& base_path);
  34   virtual ~TestFileSystemBackend();
  35
  36   // FileSystemBackend implementation.
  37   virtual bool CanHandleType(storage::FileSystemType type) const OVERRIDE;
  38   virtual void Initialize(storage::FileSystemContext* context) OVERRIDE;
  39   virtual void ResolveURL(const storage::FileSystemURL& url,
  40                           storage::OpenFileSystemMode mode,
  41                           const OpenFileSystemCallback& callback) OVERRIDE;
  42   virtual storage::AsyncFileUtil* GetAsyncFileUtil(
  43       storage::FileSystemType type) OVERRIDE;
  44   virtual storage::WatcherManager* GetWatcherManager(
  45       storage::FileSystemType type) OVERRIDE;
  46   virtual storage::CopyOrMoveFileValidatorFactory*
  47       GetCopyOrMoveFileValidatorFactory(storage::FileSystemType type,
  48                                         base::File::Error* error_code) OVERRIDE;
  49   virtual storage::FileSystemOperation* CreateFileSystemOperation(
  50       const storage::FileSystemURL& url,
  51       storage::FileSystemContext* context,
  52       base::File::Error* error_code) const OVERRIDE;
  53   virtual bool SupportsStreaming(
  54       const storage::FileSystemURL& url) const OVERRIDE;
  55   virtual bool HasInplaceCopyImplementation(
  56       storage::FileSystemType type) const OVERRIDE;
  57   virtual scoped_ptr<storage::FileStreamReader> CreateFileStreamReader(
  58       const storage::FileSystemURL& url,
  59       int64 offset,
  60       const base::Time& expected_modification_time,
  61       storage::FileSystemContext* context) const OVERRIDE;
  62   virtual scoped_ptr<storage::FileStreamWriter> CreateFileStreamWriter(
  63       const storage::FileSystemURL& url,
  64       int64 offset,
  65       storage::FileSystemContext* context) const OVERRIDE;
  66   virtual storage::FileSystemQuotaUtil* GetQuotaUtil() OVERRIDE;
  67
  68   // Initialize the CopyOrMoveFileValidatorFactory. Invalid to call more than
  69   // once.
  70   void InitializeCopyOrMoveFileValidatorFactory(
  71       scoped_ptr<storage::CopyOrMoveFileValidatorFactory> factory);
  72
  73   const storage::UpdateObserverList* GetUpdateObservers(
  74       storage::FileSystemType type) const;
  75   void AddFileChangeObserver(storage::FileChangeObserver* observer);
  76
  77   // For CopyOrMoveFileValidatorFactory testing. Once it's set to true
  78   // GetCopyOrMoveFileValidatorFactory will start returning security
  79   // error if validator is not initialized.
  80   void set_require_copy_or_move_validator(bool flag) {
  81     require_copy_or_move_validator_ = flag;
  82   }
  83
  84  private:
  85   class QuotaUtil;
  86
  87   base::FilePath base_path_;
  88   scoped_refptr<base::SequencedTaskRunner> task_runner_;
  89   scoped_ptr<storage::AsyncFileUtilAdapter> file_util_;
  90   scoped_ptr<storage::WatcherManager> watcher_manager_;
  91   scoped_ptr<QuotaUtil> quota_util_;
  92
  93   bool require_copy_or_move_validator_;
  94   scoped_ptr<storage::CopyOrMoveFileValidatorFactory>
  95       copy_or_move_file_validator_factory_;
  96
  97   DISALLOW_COPY_AND_ASSIGN(TestFileSystemBackend);
  98 };
  99
 100 }  // namespace content
 101
 102 #endif  // CONTENT_PUBLIC_TEST_TEST_FILE_SYSTEM_BACKEND_H_