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// 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.
#include <queue>
#include <string>
#include "chromeos/dbus/update_engine_client.h"
namespace chromeos {
// A fake implementation of UpdateEngineClient. The user of this class can
// use set_update_engine_client_status() to set a fake last Status and
// GetLastStatus() returns the fake with no modification. Other methods do
// nothing.
class FakeUpdateEngineClient : public UpdateEngineClient {
virtual ~FakeUpdateEngineClient();
// UpdateEngineClient overrides
virtual void Init(dbus::Bus* bus) OVERRIDE;
virtual void AddObserver(Observer* observer) OVERRIDE;
virtual void RemoveObserver(Observer* observer) OVERRIDE;
virtual bool HasObserver(Observer* observer) OVERRIDE;
virtual void RequestUpdateCheck(const UpdateCheckCallback& callback) OVERRIDE;
virtual void RebootAfterUpdate() OVERRIDE;
virtual void Rollback() OVERRIDE;
virtual void CanRollbackCheck(
const RollbackCheckCallback& callback) OVERRIDE;
virtual Status GetLastStatus() OVERRIDE;
virtual void SetChannel(const std::string& target_channel,
bool is_powerwash_allowed) OVERRIDE;
virtual void GetChannel(bool get_current_channel,
const GetChannelCallback& callback) OVERRIDE;
// Pushes UpdateEngineClient::Status in the queue to test changing status.
// GetLastStatus() returns the status set by this method in FIFO order.
// See set_default_status().
void PushLastStatus(const UpdateEngineClient::Status& status) {
// Sends status change notification.
void NotifyObserversThatStatusChanged(
const UpdateEngineClient::Status& status);
// Sets the default UpdateEngineClient::Status. GetLastStatus() returns the
// value set here if |status_queue_| is empty.
void set_default_status(const UpdateEngineClient::Status& status);
// Sets a value returned by RequestUpdateCheck().
void set_update_check_result(
const UpdateEngineClient::UpdateCheckResult& result);
void set_can_rollback_check_result(bool result) {
can_rollback_stub_result_ = result;
// Returns how many times RebootAfterUpdate() is called.
int reboot_after_update_call_count() const {
return reboot_after_update_call_count_;
// Returns how many times Rollback() is called.
int rollback_call_count() const { return rollback_call_count_; }
// Returns how many times Rollback() is called.
int can_rollback_call_count() const { return can_rollback_call_count_; }
ObserverList<Observer> observers_;
std::queue<UpdateEngineClient::Status> status_queue_;
UpdateEngineClient::Status default_status_;
UpdateEngineClient::UpdateCheckResult update_check_result_;
bool can_rollback_stub_result_;
int reboot_after_update_call_count_;
int rollback_call_count_;
int can_rollback_call_count_;
} // namespace chromeos