Move FileAPI test code from webkit to content

(Namespace fix will come later)

BUG=265769
TEST=build

Review URL: https://codereview.chromium.org/23440033

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@226399 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/content/public/test/test_file_system_backend.h b/content/public/test/test_file_system_backend.h
new file mode 100644
index 0000000..be7f9f7
--- /dev/null
+++ b/content/public/test/test_file_system_backend.h
@@ -0,0 +1,93 @@
+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CONTENT_PUBLIC_TEST_TEST_FILE_SYSTEM_BACKEND_H_
+#define CONTENT_PUBLIC_TEST_TEST_FILE_SYSTEM_BACKEND_H_
+
+#include "base/files/file_path.h"
+#include "base/memory/ref_counted.h"
+#include "base/memory/scoped_ptr.h"
+#include "webkit/browser/fileapi/async_file_util_adapter.h"
+#include "webkit/browser/fileapi/file_system_backend.h"
+#include "webkit/browser/fileapi/task_runner_bound_observer_list.h"
+
+namespace base {
+class SequencedTaskRunner;
+}
+
+namespace fileapi {
+
+class AsyncFileUtilAdapter;
+class FileSystemQuotaUtil;
+
+// This should be only used for testing.
+// This file system backend uses LocalFileUtil and stores data file
+// under the given directory.
+class TestFileSystemBackend : public FileSystemBackend {
+ public:
+  TestFileSystemBackend(
+      base::SequencedTaskRunner* task_runner,
+      const base::FilePath& base_path);
+  virtual ~TestFileSystemBackend();
+
+  // FileSystemBackend implementation.
+  virtual bool CanHandleType(FileSystemType type) const OVERRIDE;
+  virtual void Initialize(FileSystemContext* context) OVERRIDE;
+  virtual void OpenFileSystem(
+      const GURL& origin_url,
+      FileSystemType type,
+      OpenFileSystemMode mode,
+      const OpenFileSystemCallback& callback) OVERRIDE;
+  virtual AsyncFileUtil* GetAsyncFileUtil(FileSystemType type) OVERRIDE;
+  virtual CopyOrMoveFileValidatorFactory* GetCopyOrMoveFileValidatorFactory(
+      FileSystemType type,
+      base::PlatformFileError* error_code) OVERRIDE;
+  virtual FileSystemOperation* CreateFileSystemOperation(
+      const FileSystemURL& url,
+      FileSystemContext* context,
+      base::PlatformFileError* error_code) const OVERRIDE;
+  virtual scoped_ptr<webkit_blob::FileStreamReader> CreateFileStreamReader(
+      const FileSystemURL& url,
+      int64 offset,
+      const base::Time& expected_modification_time,
+      FileSystemContext* context) const OVERRIDE;
+  virtual scoped_ptr<FileStreamWriter> CreateFileStreamWriter(
+      const FileSystemURL& url,
+      int64 offset,
+      FileSystemContext* context) const OVERRIDE;
+  virtual FileSystemQuotaUtil* GetQuotaUtil() OVERRIDE;
+
+  // Initialize the CopyOrMoveFileValidatorFactory. Invalid to call more than
+  // once.
+  void InitializeCopyOrMoveFileValidatorFactory(
+      scoped_ptr<CopyOrMoveFileValidatorFactory> factory);
+
+  const UpdateObserverList* GetUpdateObservers(FileSystemType type) const;
+  void AddFileChangeObserver(FileChangeObserver* observer);
+
+  // For CopyOrMoveFileValidatorFactory testing. Once it's set to true
+  // GetCopyOrMoveFileValidatorFactory will start returning security
+  // error if validator is not initialized.
+  void set_require_copy_or_move_validator(bool flag) {
+    require_copy_or_move_validator_ = flag;
+  }
+
+ private:
+  class QuotaUtil;
+
+  base::FilePath base_path_;
+  scoped_refptr<base::SequencedTaskRunner> task_runner_;
+  scoped_ptr<AsyncFileUtilAdapter> file_util_;
+  scoped_ptr<QuotaUtil> quota_util_;
+
+  bool require_copy_or_move_validator_;
+  scoped_ptr<CopyOrMoveFileValidatorFactory>
+      copy_or_move_file_validator_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(TestFileSystemBackend);
+};
+
+}  // namespace fileapi
+
+#endif  // CONTENT_PUBLIC_TEST_TEST_FILE_SYSTEM_BACKEND_H_