Updating trunk VERSION from 2139.0 to 2140.0
[chromium-blink-merge.git] / sync / api / attachments / fake_attachment_store.h
blob35fad173ac4bdbe30d8fcb54323849ff05f56395
1 // Copyright 2014 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.
5 #ifndef SYNC_API_ATTACHMENTS_FAKE_ATTACHMENT_STORE_H_
6 #define SYNC_API_ATTACHMENTS_FAKE_ATTACHMENT_STORE_H_
8 #include <map>
10 #include "base/memory/ref_counted.h"
11 #include "base/memory/scoped_ptr.h"
12 #include "base/stl_util.h"
13 #include "sync/api/attachments/attachment_store.h"
14 #include "sync/base/sync_export.h"
16 namespace base {
17 class SequencedTaskRunner;
18 class SingleThreadTaskRunner;
19 } // namespace base
21 namespace sync_pb {
22 class AttachmentId;
23 } // namespace sync_pb
25 namespace syncer {
27 class Attachment;
29 // A in-memory only implementation of AttachmentStore used for testing.
31 // Requires that the current thread has a MessageLoop.
32 class SYNC_EXPORT FakeAttachmentStore : public AttachmentStore {
33 public:
34 // Construct a FakeAttachmentStore whose "IO" will be performed in
35 // |backend_task_runner|.
36 explicit FakeAttachmentStore(
37 const scoped_refptr<base::SequencedTaskRunner>& backend_task_runner);
39 virtual ~FakeAttachmentStore();
41 // AttachmentStore implementation.
42 virtual void Read(const AttachmentIdList& id,
43 const ReadCallback& callback) OVERRIDE;
44 virtual void Write(const AttachmentList& attachments,
45 const WriteCallback& callback) OVERRIDE;
46 virtual void Drop(const AttachmentIdList& id,
47 const DropCallback& callback) OVERRIDE;
49 private:
50 class Backend;
52 scoped_refptr<Backend> backend_;
53 scoped_refptr<base::SequencedTaskRunner> backend_task_runner_;
55 DISALLOW_COPY_AND_ASSIGN(FakeAttachmentStore);
58 } // namespace syncer
60 #endif // SYNC_API_ATTACHMENTS_FAKE_ATTACHMENT_STORE_H_