Add LocalFileSyncContext class which wires up profile-owned service and FileSystemContext(s)

webkit/fileapi/syncable/canned_syncable_file_system.h

 // Copyright (c) 2012 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 WEBKIT_FILEAPI_SYNCABLE_CANNED_SYNCABLE_FILE_SYSTEM_H_
 #define WEBKIT_FILEAPI_SYNCABLE_CANNED_SYNCABLE_FILE_SYSTEM_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/message_loop.h"
 #include "base/platform_file.h"
 #include "base/scoped_temp_dir.h"
 #include "webkit/fileapi/file_system_types.h"
 #include "webkit/fileapi/local_file_system_test_helper.h"
 #include "webkit/fileapi/syncable/sync_status_code.h"
 
 namespace base {
 class Thread;
 class MessageLoopProxy;
 }
 
 namespace quota {
 class QuotaManager;
 }
 
 namespace fileapi {
 
 class FileSystemContext;
+class LocalFileSyncContext;
 
 // A canned syncable filesystem for testing.
 // This internally creates its own QuotaManager and FileSystemContext
 // (as we do so for each isolated application).
 class CannedSyncableFileSystem {
  public:
   CannedSyncableFileSystem(const GURL& origin, const std::string& service);
   ~CannedSyncableFileSystem();
 
   // SetUp must be called before using this instance.
   void SetUp();
 
   // TearDown must be called before destructing this instance.
   void TearDown();
 
   // Creates a FileSystemURL for the given (utf8) path string.
   FileSystemURL URL(const std::string& path) const;
 
+  // Initialize this with given |sync_context| if it hasn't
+  // been initialized.
+  SyncStatusCode MaybeInitializeFileSystemContext(
+      LocalFileSyncContext* sync_context);
+
   // Opens a new syncable file system.
   base::PlatformFileError OpenFileSystem();
 
   // Accessors.
   FileSystemContext* file_system_context() {
     return file_system_context_.get();
   }
   quota::QuotaManager* quota_manager() { return quota_manager_.get(); }
   GURL origin() const { return test_helper_.origin(); }
   FileSystemType type() const { return test_helper_.type(); }
   quota::StorageType storage_type() const {
     return test_helper_.storage_type();
   }
 
   // Helper routines to perform file system operations.
+  // OpenFileSystem() must have been called before calling any of them.
   // (They run on the current thread and returns synchronously).
   base::PlatformFileError CreateDirectory(const FileSystemURL& url);
   base::PlatformFileError CreateFile(const FileSystemURL& url);
   base::PlatformFileError Copy(const FileSystemURL& src_url,
                                const FileSystemURL& dest_url);
   base::PlatformFileError Move(const FileSystemURL& src_url,
                                const FileSystemURL& dest_url);
   base::PlatformFileError TruncateFile(const FileSystemURL& url, int64 size);
   base::PlatformFileError Remove(const FileSystemURL& url, bool recursive);
 
   // Pruges the file system local storage.
   base::PlatformFileError DeleteFileSystem();
 
  private:
   // Callbacks.
   void DidOpenFileSystem(base::PlatformFileError result,
                          const std::string& name,
                          const GURL& root);
+  void DidInitializeFileSystemContext(SyncStatusCode status);
   void StatusCallback(base::PlatformFileError result);
 
   FileSystemOperationContext* NewOperationContext();
 
   ScopedTempDir data_dir_;
   const std::string service_name_;
 
   scoped_refptr<quota::QuotaManager> quota_manager_;
   scoped_refptr<FileSystemContext> file_system_context_;
   LocalFileSystemTestOriginHelper test_helper_;
   GURL root_url_;
   base::PlatformFileError result_;
   SyncStatusCode sync_status_;
 
+  // Boolean flags mainly for helping debug.
+  bool is_filesystem_set_up_;
+  bool is_filesystem_opened_;
+
   base::WeakPtrFactory<CannedSyncableFileSystem> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(CannedSyncableFileSystem);
 };
 
 }  // namespace fileapi
 
 #endif  // WEBKIT_FILEAPI_SYNCABLE_CANNED_SYNCABLE_FILE_SYSTEM_H_