PowerManagerServiceTest.java revision 92681e8cfbbae58b00a80bb1e60f5444cf53fbdd 
1/*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.server.power;
18
19import android.hardware.display.DisplayManagerInternal.DisplayPowerRequest;
20import android.os.PowerSaveState;
21import android.test.AndroidTestCase;
22import android.test.suitebuilder.annotation.SmallTest;
23import org.mockito.Mock;
24import org.mockito.MockitoAnnotations;
25
26import static com.google.common.truth.Truth.assertThat;
27import static org.mockito.Matchers.anyBoolean;
28import static org.mockito.Matchers.eq;
29import static org.mockito.Mockito.when;
30
31/**
32 * Tests for {@link com.android.server.power.PowerManagerService}
33 */
34public class PowerManagerServiceTest extends AndroidTestCase {
35    private static final float PRECISION = 0.001f;
36    private static final float BRIGHTNESS_FACTOR = 0.7f;
37    private static final boolean BATTERY_SAVER_ENABLED = true;
38
39    private @Mock BatterySaverPolicy mBatterySaverPolicy;
40    private PowerManagerService mService;
41    private PowerSaveState mPowerSaveState;
42    private DisplayPowerRequest mDisplayPowerRequest;
43
44    public void setUp() throws Exception {
45        super.setUp();
46        MockitoAnnotations.initMocks(this);
47
48        mPowerSaveState = new PowerSaveState.Builder()
49                .setBatterySaverEnabled(BATTERY_SAVER_ENABLED)
50                .setBrightnessFactor(BRIGHTNESS_FACTOR)
51                .build();
52        when(mBatterySaverPolicy.getBatterySaverPolicy(
53                eq(BatterySaverPolicy.ServiceType.SCREEN_BRIGHTNESS), anyBoolean()))
54                .thenReturn(mPowerSaveState);
55        mDisplayPowerRequest = new DisplayPowerRequest();
56        mService = new PowerManagerService(getContext(), mBatterySaverPolicy);
57    }
58
59    @SmallTest
60    public void testUpdatePowerScreenPolicy_UpdateDisplayPowerRequest() {
61        mService.updatePowerRequestFromBatterySaverPolicy(mDisplayPowerRequest);
62        assertThat(mDisplayPowerRequest.lowPowerMode).isEqualTo(BATTERY_SAVER_ENABLED);
63        assertThat(mDisplayPowerRequest.screenLowPowerBrightnessFactor)
64                .isWithin(PRECISION).of(BRIGHTNESS_FACTOR);
65    }
66}
67