1// Copyright 2013 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_NOTIFIER_MOCK_ACK_HANDLER_H_ 6#define SYNC_NOTIFIER_MOCK_ACK_HANDLER_H_ 7 8#include <map> 9#include <vector> 10 11#include "base/compiler_specific.h" 12#include "base/memory/weak_ptr.h" 13#include "sync/base/sync_export.h" 14#include "sync/internal_api/public/util/weak_handle.h" 15#include "sync/notifier/ack_handler.h" 16#include "sync/notifier/invalidation_util.h" 17 18namespace syncer { 19 20class Invalidation; 21 22// This AckHandler implementation colaborates with the FakeInvalidationService 23// to enable unit tests to assert that invalidations are being acked properly. 24class SYNC_EXPORT MockAckHandler 25 : public AckHandler, 26 public base::SupportsWeakPtr<MockAckHandler> { 27 public: 28 MockAckHandler(); 29 virtual ~MockAckHandler(); 30 31 // Sets up some internal state to track this invalidation, and modifies it so 32 // that its Acknowledge() and Drop() methods will route back to us. 33 void RegisterInvalidation(Invalidation* invalidation); 34 35 // No one was listening for this invalidation, so no one will receive it or 36 // ack it. We keep track of it anyway to let tests make assertions about it. 37 void RegisterUnsentInvalidation(Invalidation* invalidation); 38 39 // Returns true if the specified invalidaition has been delivered, but has not 40 // been acknowledged yet. 41 bool IsUnacked(const Invalidation& invalidation) const; 42 43 // Returns true if the specified invalidation has been delivered and 44 // acknowledged. 45 bool IsAcknowledged(const Invalidation& invalidation) const; 46 47 // Returns true if the specified invalidation has been delivered and 48 // dropped. 49 bool IsDropped(const Invalidation& invalidation) const; 50 51 // Returns true if the specified invalidation was never delivered. 52 bool IsUnsent(const Invalidation& invalidation) const; 53 54 // Retruns true if all invalidations have been acked and all drops recovered. 55 bool AllInvalidationsAccountedFor() const; 56 57 // Implementation of AckHandler. 58 virtual void Acknowledge( 59 const invalidation::ObjectId& id, 60 const AckHandle& handle) OVERRIDE; 61 virtual void Drop( 62 const invalidation::ObjectId& id, 63 const AckHandle& handle) OVERRIDE; 64 65 private: 66 typedef std::vector<syncer::Invalidation> InvalidationVector; 67 typedef std::map<invalidation::ObjectId, 68 AckHandle, 69 ObjectIdLessThan> IdHandleMap; 70 71 WeakHandle<AckHandler> WeakHandleThis(); 72 73 InvalidationVector unsent_invalidations_; 74 InvalidationVector unacked_invalidations_; 75 InvalidationVector acked_invalidations_; 76 InvalidationVector dropped_invalidations_; 77 78 IdHandleMap unrecovered_drop_events_; 79}; 80 81} // namespace syncer 82 83#endif // SYNC_NOTIFIER_MOCK_ACK_HANDLER_H_ 84