chromeos/dbus/fake_power_manager_client.h

   1 // Copyright (c) 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 CHROMEOS_DBUS_FAKE_POWER_MANAGER_CLIENT_H_
   6 #define CHROMEOS_DBUS_FAKE_POWER_MANAGER_CLIENT_H_
   7
   8 #include <string>
   9
  10 #include "base/basictypes.h"
  11 #include "base/macros.h"
  12 #include "base/observer_list.h"
  13 #include "chromeos/dbus/power_manager/policy.pb.h"
  14 #include "chromeos/dbus/power_manager/suspend.pb.h"
  15 #include "chromeos/dbus/power_manager_client.h"
  16
  17 namespace chromeos {
  18
  19 // A fake implementation of PowerManagerClient. This remembers the policy passed
  20 // to SetPolicy() and the user of this class can inspect the last set policy by
  21 // get_policy().
  22 class FakePowerManagerClient : public PowerManagerClient {
  23  public:
  24   FakePowerManagerClient();
  25   virtual ~FakePowerManagerClient();
  26
  27   power_manager::PowerManagementPolicy& policy() { return policy_; }
  28   int num_request_restart_calls() const { return num_request_restart_calls_; }
  29   int num_request_shutdown_calls() const { return num_request_shutdown_calls_; }
  30   int num_set_policy_calls() const { return num_set_policy_calls_; }
  31   int num_set_is_projecting_calls() const {
  32     return num_set_is_projecting_calls_;
  33   }
  34   bool is_projecting() const { return is_projecting_; }
  35
  36   // PowerManagerClient overrides
  37   virtual void Init(dbus::Bus* bus) override;
  38   virtual void AddObserver(Observer* observer) override;
  39   virtual void RemoveObserver(Observer* observer) override;
  40   virtual bool HasObserver(Observer* observer) override;
  41   virtual void DecreaseScreenBrightness(bool allow_off) override;
  42   virtual void IncreaseScreenBrightness() override;
  43   virtual void SetScreenBrightnessPercent(
  44       double percent, bool gradual) override;
  45   virtual void GetScreenBrightnessPercent(
  46       const GetScreenBrightnessPercentCallback& callback) override;
  47   virtual void DecreaseKeyboardBrightness() override;
  48   virtual void IncreaseKeyboardBrightness() override;
  49   virtual void RequestStatusUpdate() override;
  50   virtual void RequestSuspend() override;
  51   virtual void RequestRestart() override;
  52   virtual void RequestShutdown() override;
  53   virtual void NotifyUserActivity(
  54       power_manager::UserActivityType type) override;
  55   virtual void NotifyVideoActivity(bool is_fullscreen) override;
  56   virtual void SetPolicy(
  57       const power_manager::PowerManagementPolicy& policy) override;
  58   virtual void SetIsProjecting(bool is_projecting) override;
  59   virtual base::Closure GetSuspendReadinessCallback() override;
  60   virtual int GetNumPendingSuspendReadinessCallbacks() override;
  61
  62   // Emulates the power manager announcing that the system is starting or
  63   // completing a suspend attempt.
  64   void SendSuspendImminent();
  65   void SendSuspendDone();
  66   void SendDarkSuspendImminent();
  67
  68   // Notifies observers that the power button has been pressed or released.
  69   void SendPowerButtonEvent(bool down, const base::TimeTicks& timestamp);
  70
  71  private:
  72   // Callback that will be run by asynchronous suspend delays to report
  73   // readiness.
  74   void HandleSuspendReadiness();
  75
  76   ObserverList<Observer> observers_;
  77
  78   // Last policy passed to SetPolicy().
  79   power_manager::PowerManagementPolicy policy_;
  80
  81   // Number of times that various methods have been called.
  82   int num_request_restart_calls_;
  83   int num_request_shutdown_calls_;
  84   int num_set_policy_calls_;
  85   int num_set_is_projecting_calls_;
  86
  87   // Number of pending suspend readiness callbacks.
  88   int num_pending_suspend_readiness_callbacks_;
  89
  90   // Last projecting state set in SetIsProjecting().
  91   bool is_projecting_;
  92
  93   DISALLOW_COPY_AND_ASSIGN(FakePowerManagerClient);
  94 };
  95
  96 }  // namespace chromeos
  97
  98 #endif  // CHROMEOS_DBUS_FAKE_POWER_MANAGER_CLIENT_H_