src/sync/api/attachments/attachment_service_proxy_for_test.h

   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_API_ATTACHMENTS_ATTACHMENT_SERVICE_PROXY_FOR_TEST_H_
   6 #define SYNC_API_ATTACHMENTS_ATTACHMENT_SERVICE_PROXY_FOR_TEST_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "base/memory/weak_ptr.h"
  10 #include "sync/api/attachments/attachment_service_proxy.h"
  11 #include "sync/base/sync_export.h"
  12
  13 namespace syncer {
  14
  15 // An self-contained AttachmentServiceProxy to reduce boilerplate code in tests.
  16 //
  17 // Constructs and owns an AttachmentService suitable for use in tests.
  18 // NOTE: This class does not require the current thread to have a MessageLoop,
  19 // however all methods will effectively become no-op stubs in that case.
  20 class SYNC_EXPORT AttachmentServiceProxyForTest
  21     : public AttachmentServiceProxy {
  22  public:
  23   static AttachmentServiceProxy Create();
  24   virtual ~AttachmentServiceProxyForTest();
  25
  26  private:
  27   // A Core that owns the wrapped AttachmentService.
  28   class OwningCore : public AttachmentServiceProxy::Core {
  29    public:
  30     OwningCore(
  31         scoped_ptr<AttachmentService>,
  32         scoped_ptr<base::WeakPtrFactory<AttachmentService> > weak_ptr_factory);
  33
  34    private:
  35     scoped_ptr<AttachmentService> wrapped_;
  36     // WeakPtrFactory for wrapped_.  See Create() for why this is a scoped_ptr.
  37     scoped_ptr<base::WeakPtrFactory<AttachmentService> > weak_ptr_factory_;
  38
  39     virtual ~OwningCore();
  40
  41     DISALLOW_COPY_AND_ASSIGN(OwningCore);
  42   };
  43
  44   AttachmentServiceProxyForTest(
  45       const scoped_refptr<base::SequencedTaskRunner>& wrapped_task_runner,
  46       const scoped_refptr<Core>& core);
  47 };
  48
  49 }  // namespace syncer
  50
  51 #endif  // SYNC_API_ATTACHMENTS_ATTACHMENT_SERVICE_PROXY_FOR_TEST_H_