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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ash/quick_pair/feature_status_tracker/battery_saver_active_provider.h"
#include "ash/display/refresh_rate_controller.h"
#include "ash/shell.h"
#include "ash/system/power/battery_saver_controller.h"
#include "ash/system/power/power_status.h"
#include "ash/test/ash_test_base.h"
namespace ash {
namespace quick_pair {
class BatterySaverActiveProviderTest : public AshTestBase {
public:
// AshTestBase:
void SetUp() override {
AshTestBase::SetUp();
// This test may delete/recreate PowerStatus, which can cause dangling
// pointer in RefreshRateController which observes the power status. Let it
// forget the power status so that it doesn't reported as a dangling
// pointer.
ash::Shell::Get()
->refresh_rate_controller()
->StopObservingPowerStatusForTest();
// And BatterySaverController.
ash::Shell::Get()
->battery_saver_controller()
->StopObservingPowerStatusForTest();
}
// PowerStatus must be initialized before AshTestBase::TearDown() because the
// latter calls PowerStatus::Shutdown, which crashes if the PowerStatus is not
// initialized.
void TearDown() override {
battery_saver_active_provider_.reset();
if (!PowerStatus::IsInitialized()) {
PowerStatus::Initialize();
}
AshTestBase::TearDown();
}
void SetBatterySaverStateAndNotifyProvider(bool is_enabled) {
if (!battery_saver_active_provider_) {
return;
}
if (!PowerStatus::IsInitialized()) {
return;
}
PowerStatus::Get()->SetBatterySaverStateForTesting(is_enabled);
battery_saver_active_provider_->OnPowerStatusChanged();
}
void InitializeProvider() {
battery_saver_active_provider_ =
std::make_unique<BatterySaverActiveProvider>();
}
void InitializePowerStatus(bool should_initialize) {
if (should_initialize && !PowerStatus::IsInitialized()) {
PowerStatus::Initialize();
} else if (!should_initialize && PowerStatus::IsInitialized()) {
PowerStatus::Shutdown();
}
CHECK(should_initialize == PowerStatus::IsInitialized());
}
bool IsBatterySaverActive() {
return battery_saver_active_provider_->is_enabled();
}
protected:
std::unique_ptr<BatterySaverActiveProvider> battery_saver_active_provider_;
};
TEST_F(BatterySaverActiveProviderTest,
ProviderDisabledIfPowerStatusNotInitialized) {
InitializePowerStatus(/*should_initialize=*/false);
InitializeProvider();
EXPECT_FALSE(IsBatterySaverActive());
}
TEST_F(BatterySaverActiveProviderTest,
ProviderEnabledOnBatterySaverModeEnabled) {
InitializePowerStatus(/*should_initialize=*/true);
InitializeProvider();
SetBatterySaverStateAndNotifyProvider(/*is_enabled=*/true);
EXPECT_TRUE(IsBatterySaverActive());
}
TEST_F(BatterySaverActiveProviderTest,
ProviderDisabledOnBatterySaverModeDisabled) {
InitializePowerStatus(/*should_initialize=*/true);
InitializeProvider();
SetBatterySaverStateAndNotifyProvider(/*is_enabled=*/false);
EXPECT_FALSE(IsBatterySaverActive());
}
} // namespace quick_pair
} // namespace ash
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