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 "storage/browser/fileapi/async_file_util_adapter.h"
  12 #include "storage/browser/fileapi/file_system_backend.h"
  13 #include "storage/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   ~TestFileSystemBackend() override;
  35
  36   // FileSystemBackend implementation.
  37   bool CanHandleType(storage::FileSystemType type) const override;
  38   void Initialize(storage::FileSystemContext* context) override;
  39   void ResolveURL(const storage::FileSystemURL& url,
  40                   storage::OpenFileSystemMode mode,
  41                   const OpenFileSystemCallback& callback) override;
  42   storage::AsyncFileUtil* GetAsyncFileUtil(
  43       storage::FileSystemType type) override;
  44   storage::WatcherManager* GetWatcherManager(
  45       storage::FileSystemType type) override;
  46   storage::CopyOrMoveFileValidatorFactory* GetCopyOrMoveFileValidatorFactory(
  47       storage::FileSystemType type,
  48       base::File::Error* error_code) override;
  49   storage::FileSystemOperation* CreateFileSystemOperation(
  50       const storage::FileSystemURL& url,
  51       storage::FileSystemContext* context,
  52       base::File::Error* error_code) const override;
  53   bool SupportsStreaming(const storage::FileSystemURL& url) const override;
  54   bool HasInplaceCopyImplementation(
  55       storage::FileSystemType type) const override;
  56   scoped_ptr<storage::FileStreamReader> CreateFileStreamReader(
  57       const storage::FileSystemURL& url,
  58       int64 offset,
  59       int64 max_bytes_to_read,
  60       const base::Time& expected_modification_time,
  61       storage::FileSystemContext* context) const override;
  62   scoped_ptr<storage::FileStreamWriter> CreateFileStreamWriter(
  63       const storage::FileSystemURL& url,
  64       int64 offset,
  65       storage::FileSystemContext* context) const override;
  66   storage::FileSystemQuotaUtil* GetQuotaUtil() override;
  67   const storage::UpdateObserverList* GetUpdateObservers(
  68       storage::FileSystemType type) const override;
  69   const storage::ChangeObserverList* GetChangeObservers(
  70       storage::FileSystemType type) const override;
  71   const storage::AccessObserverList* GetAccessObservers(
  72       storage::FileSystemType type) const override;
  73
  74   // Initialize the CopyOrMoveFileValidatorFactory. Invalid to call more than
  75   // once.
  76   void InitializeCopyOrMoveFileValidatorFactory(
  77       scoped_ptr<storage::CopyOrMoveFileValidatorFactory> factory);
  78
  79   void AddFileChangeObserver(storage::FileChangeObserver* observer);
  80
  81   // For CopyOrMoveFileValidatorFactory testing. Once it's set to true
  82   // GetCopyOrMoveFileValidatorFactory will start returning security
  83   // error if validator is not initialized.
  84   void set_require_copy_or_move_validator(bool flag) {
  85     require_copy_or_move_validator_ = flag;
  86   }
  87
  88  private:
  89   class QuotaUtil;
  90
  91   base::FilePath base_path_;
  92   scoped_refptr<base::SequencedTaskRunner> task_runner_;
  93   scoped_ptr<storage::AsyncFileUtilAdapter> file_util_;
  94   scoped_ptr<QuotaUtil> quota_util_;
  95   storage::UpdateObserverList update_observers_;
  96   storage::ChangeObserverList change_observers_;
  97
  98   bool require_copy_or_move_validator_;
  99   scoped_ptr<storage::CopyOrMoveFileValidatorFactory>
 100       copy_or_move_file_validator_factory_;
 101
 102   DISALLOW_COPY_AND_ASSIGN(TestFileSystemBackend);
 103 };
 104
 105 }  // namespace content
 106
 107 #endif  // CONTENT_PUBLIC_TEST_TEST_FILE_SYSTEM_BACKEND_H_