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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/test/power_monitor_test.h"
#include "base/power_monitor/power_monitor.h"
#include "base/power_monitor/power_monitor_source.h"
#include "base/power_monitor/power_observer.h"
#include "base/run_loop.h"
#include "base/task/current_thread.h"
namespace base::test {
class PowerMonitorTestSource : public PowerMonitorSource {
public:
PowerMonitorTestSource() = default;
~PowerMonitorTestSource() override = default;
// Retrieve current states.
PowerThermalObserver::DeviceThermalState GetCurrentThermalState()
const override;
PowerStateObserver::BatteryPowerStatus GetBatteryPowerStatus() const override;
// Sends asynchronous notifications to registered observers.
void Suspend();
void Resume();
void SetBatteryPowerStatus(
PowerStateObserver::BatteryPowerStatus battery_power_status);
// Sends asynchronous notifications to registered observers and ensures they
// are executed (i.e. RunUntilIdle()).
void GeneratePowerStateEvent(
PowerStateObserver::BatteryPowerStatus battery_power_status);
void GenerateSuspendEvent();
void GenerateResumeEvent();
void GenerateThermalThrottlingEvent(
PowerThermalObserver::DeviceThermalState new_thermal_state);
void GenerateSpeedLimitEvent(int speed_limit);
protected:
PowerStateObserver::BatteryPowerStatus test_power_status_ =
PowerStateObserver::BatteryPowerStatus::kUnknown;
PowerThermalObserver::DeviceThermalState current_thermal_state_ =
PowerThermalObserver::DeviceThermalState::kUnknown;
int current_speed_limit_ = PowerThermalObserver::kSpeedLimitMax;
};
PowerThermalObserver::DeviceThermalState
PowerMonitorTestSource::GetCurrentThermalState() const {
return current_thermal_state_;
}
void PowerMonitorTestSource::Suspend() {
ProcessPowerEvent(SUSPEND_EVENT);
}
void PowerMonitorTestSource::Resume() {
ProcessPowerEvent(RESUME_EVENT);
}
void PowerMonitorTestSource::SetBatteryPowerStatus(
PowerStateObserver::BatteryPowerStatus battery_power_status) {
test_power_status_ = battery_power_status;
ProcessPowerEvent(POWER_STATE_EVENT);
}
void PowerMonitorTestSource::GeneratePowerStateEvent(
PowerStateObserver::BatteryPowerStatus battery_power_status) {
SetBatteryPowerStatus(battery_power_status);
RunLoop().RunUntilIdle();
}
void PowerMonitorTestSource::GenerateSuspendEvent() {
Suspend();
RunLoop().RunUntilIdle();
}
void PowerMonitorTestSource::GenerateResumeEvent() {
Resume();
RunLoop().RunUntilIdle();
}
PowerStateObserver::BatteryPowerStatus
PowerMonitorTestSource::GetBatteryPowerStatus() const {
return test_power_status_;
}
void PowerMonitorTestSource::GenerateThermalThrottlingEvent(
PowerThermalObserver::DeviceThermalState new_thermal_state) {
ProcessThermalEvent(new_thermal_state);
current_thermal_state_ = new_thermal_state;
RunLoop().RunUntilIdle();
}
void PowerMonitorTestSource::GenerateSpeedLimitEvent(int speed_limit) {
ProcessSpeedLimitEvent(speed_limit);
current_speed_limit_ = speed_limit;
RunLoop().RunUntilIdle();
}
ScopedPowerMonitorTestSource::ScopedPowerMonitorTestSource() {
auto power_monitor_test_source = std::make_unique<PowerMonitorTestSource>();
power_monitor_test_source_ = power_monitor_test_source.get();
base::PowerMonitor::GetInstance()->Initialize(
std::move(power_monitor_test_source));
}
ScopedPowerMonitorTestSource::~ScopedPowerMonitorTestSource() {
base::PowerMonitor::GetInstance()->ShutdownForTesting();
}
PowerThermalObserver::DeviceThermalState
ScopedPowerMonitorTestSource::GetCurrentThermalState() const {
return power_monitor_test_source_->GetCurrentThermalState();
}
PowerStateObserver::BatteryPowerStatus
ScopedPowerMonitorTestSource::GetBatteryPowerStatus() const {
return power_monitor_test_source_->GetBatteryPowerStatus();
}
void ScopedPowerMonitorTestSource::Suspend() {
power_monitor_test_source_->Suspend();
}
void ScopedPowerMonitorTestSource::Resume() {
power_monitor_test_source_->Resume();
}
void ScopedPowerMonitorTestSource::SetBatteryPowerStatus(
PowerStateObserver::BatteryPowerStatus battery_power_status) {
power_monitor_test_source_->SetBatteryPowerStatus(battery_power_status);
}
void ScopedPowerMonitorTestSource::GenerateSuspendEvent() {
power_monitor_test_source_->GenerateSuspendEvent();
}
void ScopedPowerMonitorTestSource::GenerateResumeEvent() {
power_monitor_test_source_->GenerateResumeEvent();
}
void ScopedPowerMonitorTestSource::GeneratePowerStateEvent(
PowerStateObserver::BatteryPowerStatus battery_power_status) {
power_monitor_test_source_->GeneratePowerStateEvent(battery_power_status);
}
void ScopedPowerMonitorTestSource::GenerateThermalThrottlingEvent(
PowerThermalObserver::DeviceThermalState new_thermal_state) {
power_monitor_test_source_->GenerateThermalThrottlingEvent(new_thermal_state);
}
void ScopedPowerMonitorTestSource::GenerateSpeedLimitEvent(int speed_limit) {
power_monitor_test_source_->GenerateSpeedLimitEvent(speed_limit);
}
PowerMonitorTestObserver::PowerMonitorTestObserver() = default;
PowerMonitorTestObserver::~PowerMonitorTestObserver() = default;
void PowerMonitorTestObserver::OnBatteryPowerStatusChange(
PowerStateObserver::BatteryPowerStatus battery_power_status) {
last_power_status_ = battery_power_status;
power_state_changes_++;
}
void PowerMonitorTestObserver::OnSuspend() {
suspends_++;
}
void PowerMonitorTestObserver::OnResume() {
resumes_++;
}
void PowerMonitorTestObserver::OnThermalStateChange(
PowerThermalObserver::DeviceThermalState new_state) {
thermal_state_changes_++;
last_thermal_state_ = new_state;
}
void PowerMonitorTestObserver::OnSpeedLimitChange(int speed_limit) {
speed_limit_changes_++;
last_speed_limit_ = speed_limit;
}
} // namespace base::test
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