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 fileapi {
  20
  21 class AsyncFileUtilAdapter;
  22 class FileSystemQuotaUtil;
  23
  24 // This should be only used for testing.
  25 // This file system backend uses LocalFileUtil and stores data file
  26 // under the given directory.
  27 class TestFileSystemBackend : public FileSystemBackend {
  28  public:
  29   TestFileSystemBackend(
  30       base::SequencedTaskRunner* task_runner,
  31       const base::FilePath& base_path);
  32   virtual ~TestFileSystemBackend();
  33
  34   // FileSystemBackend implementation.
  35   virtual bool CanHandleType(FileSystemType type) const OVERRIDE;
  36   virtual void Initialize(FileSystemContext* context) OVERRIDE;
  37   virtual void OpenFileSystem(
  38       const GURL& origin_url,
  39       FileSystemType type,
  40       OpenFileSystemMode mode,
  41       const OpenFileSystemCallback& callback) OVERRIDE;
  42   virtual AsyncFileUtil* GetAsyncFileUtil(FileSystemType type) OVERRIDE;
  43   virtual CopyOrMoveFileValidatorFactory* GetCopyOrMoveFileValidatorFactory(
  44       FileSystemType type,
  45       base::PlatformFileError* error_code) OVERRIDE;
  46   virtual FileSystemOperation* CreateFileSystemOperation(
  47       const FileSystemURL& url,
  48       FileSystemContext* context,
  49       base::PlatformFileError* error_code) const OVERRIDE;
  50   virtual scoped_ptr<webkit_blob::FileStreamReader> CreateFileStreamReader(
  51       const FileSystemURL& url,
  52       int64 offset,
  53       const base::Time& expected_modification_time,
  54       FileSystemContext* context) const OVERRIDE;
  55   virtual scoped_ptr<FileStreamWriter> CreateFileStreamWriter(
  56       const FileSystemURL& url,
  57       int64 offset,
  58       FileSystemContext* context) const OVERRIDE;
  59   virtual FileSystemQuotaUtil* GetQuotaUtil() OVERRIDE;
  60
  61   // Initialize the CopyOrMoveFileValidatorFactory. Invalid to call more than
  62   // once.
  63   void InitializeCopyOrMoveFileValidatorFactory(
  64       scoped_ptr<CopyOrMoveFileValidatorFactory> factory);
  65
  66   const UpdateObserverList* GetUpdateObservers(FileSystemType type) const;
  67   void AddFileChangeObserver(FileChangeObserver* observer);
  68
  69   // For CopyOrMoveFileValidatorFactory testing. Once it's set to true
  70   // GetCopyOrMoveFileValidatorFactory will start returning security
  71   // error if validator is not initialized.
  72   void set_require_copy_or_move_validator(bool flag) {
  73     require_copy_or_move_validator_ = flag;
  74   }
  75
  76  private:
  77   class QuotaUtil;
  78
  79   base::FilePath base_path_;
  80   scoped_refptr<base::SequencedTaskRunner> task_runner_;
  81   scoped_ptr<AsyncFileUtilAdapter> file_util_;
  82   scoped_ptr<QuotaUtil> quota_util_;
  83
  84   bool require_copy_or_move_validator_;
  85   scoped_ptr<CopyOrMoveFileValidatorFactory>
  86       copy_or_move_file_validator_factory_;
  87
  88   DISALLOW_COPY_AND_ASSIGN(TestFileSystemBackend);
  89 };
  90
  91 }  // namespace fileapi
  92
  93 #endif  // CONTENT_PUBLIC_TEST_TEST_FILE_SYSTEM_BACKEND_H_