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      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.
      4 
      5 #ifndef SYNC_INTERNAL_API_PUBLIC_ATTACHMENTS_FAKE_ATTACHMENT_STORE_H_
      6 #define SYNC_INTERNAL_API_PUBLIC_ATTACHMENTS_FAKE_ATTACHMENT_STORE_H_
      7 
      8 #include <map>
      9 
     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"
     15 
     16 namespace base {
     17 class SequencedTaskRunner;
     18 class SingleThreadTaskRunner;
     19 }  // namespace base
     20 
     21 namespace sync_pb {
     22 class AttachmentId;
     23 }  // namespace sync_pb
     24 
     25 namespace syncer {
     26 
     27 class Attachment;
     28 
     29 // A in-memory only implementation of AttachmentStore used for testing.
     30 //
     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);
     38 
     39   virtual ~FakeAttachmentStore();
     40 
     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;
     48 
     49  private:
     50   class Backend;
     51 
     52   scoped_refptr<Backend> backend_;
     53   scoped_refptr<base::SequencedTaskRunner> backend_task_runner_;
     54 
     55   DISALLOW_COPY_AND_ASSIGN(FakeAttachmentStore);
     56 };
     57 
     58 }  // namespace syncer
     59 
     60 #endif  // SYNC_INTERNAL_API_PUBLIC_ATTACHMENTS_FAKE_ATTACHMENT_STORE_H_
     61