packages/SystemUI/tests/src/com/android/systemui/doze/DozeScreenBrightnessTest.java

   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
  17 package com.android.systemui.doze;
  18
  19 import static com.android.systemui.doze.DozeMachine.State.DOZE;
  20 import static com.android.systemui.doze.DozeMachine.State.DOZE_AOD;
  21 import static com.android.systemui.doze.DozeMachine.State.DOZE_AOD_PAUSED;
  22 import static com.android.systemui.doze.DozeMachine.State.DOZE_PULSE_DONE;
  23 import static com.android.systemui.doze.DozeMachine.State.DOZE_PULSING;
  24 import static com.android.systemui.doze.DozeMachine.State.DOZE_REQUEST_PULSE;
  25 import static com.android.systemui.doze.DozeMachine.State.FINISH;
  26 import static com.android.systemui.doze.DozeMachine.State.INITIALIZED;
  27 import static com.android.systemui.doze.DozeMachine.State.UNINITIALIZED;
  28
  29 import static org.junit.Assert.assertEquals;
  30 import static org.junit.Assert.assertNotEquals;
  31 import static org.junit.Assert.assertTrue;
  32
  33 import android.os.PowerManager;
  34 import android.support.test.filters.SmallTest;
  35 import android.support.test.runner.AndroidJUnit4;
  36
  37 import com.android.systemui.SysuiTestCase;
  38 import com.android.systemui.utils.hardware.FakeSensorManager;
  39
  40 import org.junit.Before;
  41 import org.junit.Ignore;
  42 import org.junit.Test;
  43 import org.junit.runner.RunWith;
  44
  45 @RunWith(AndroidJUnit4.class)
  46 @SmallTest
  47 @Ignore
  48 public class DozeScreenBrightnessTest extends SysuiTestCase {
  49
  50     DozeServiceFake mServiceFake;
  51     DozeScreenBrightness mScreen;
  52     FakeSensorManager.FakeGenericSensor mSensor;
  53     FakeSensorManager mSensorManager;
  54     DozeHostFake mHostFake;
  55
  56     @Before
  57     public void setUp() throws Exception {
  58         mServiceFake = new DozeServiceFake();
  59         mHostFake = new DozeHostFake();
  60         mSensorManager = new FakeSensorManager(mContext);
  61         mSensor = mSensorManager.getFakeLightSensor();
  62         mScreen = new DozeScreenBrightness(mContext, mServiceFake, mSensorManager,
  63                 mSensor.getSensor(), mHostFake, null /* handler */,
  64                 new AlwaysOnDisplayPolicy(mContext));
  65     }
  66
  67     @Test
  68     public void testInitialize_setsScreenBrightnessToValidValue() throws Exception {
  69         mScreen.transitionTo(UNINITIALIZED, INITIALIZED);
  70
  71         assertNotEquals(PowerManager.BRIGHTNESS_DEFAULT, mServiceFake.screenBrightness);
  72         assertTrue(mServiceFake.screenBrightness <= PowerManager.BRIGHTNESS_ON);
  73     }
  74
  75     @Test
  76     public void testAod_usesLightSensor() throws Exception {
  77         mScreen.transitionTo(UNINITIALIZED, INITIALIZED);
  78         mScreen.transitionTo(INITIALIZED, DOZE_AOD);
  79
  80         mSensor.sendSensorEvent(1000);
  81
  82         assertEquals(1000, mServiceFake.screenBrightness);
  83     }
  84
  85     @Test
  86     public void testPausingAod_pausesLightSensor() throws Exception {
  87         mScreen.transitionTo(UNINITIALIZED, INITIALIZED);
  88         mScreen.transitionTo(INITIALIZED, DOZE_AOD);
  89
  90         mSensor.sendSensorEvent(1000);
  91
  92         mScreen.transitionTo(DOZE_AOD, DOZE_AOD_PAUSED);
  93
  94         mSensor.sendSensorEvent(1001);
  95
  96         assertNotEquals(1001, mServiceFake.screenBrightness);
  97     }
  98
  99     @Test
 100     public void testPausingAod_resetsBrightness() throws Exception {
 101         mScreen.transitionTo(UNINITIALIZED, INITIALIZED);
 102         mScreen.transitionTo(INITIALIZED, DOZE_AOD);
 103
 104         mSensor.sendSensorEvent(1000);
 105
 106         mScreen.transitionTo(DOZE_AOD, DOZE_AOD_PAUSED);
 107
 108         assertNotEquals(1000, mServiceFake.screenBrightness);
 109     }
 110
 111     @Test
 112     public void testPulsing_usesLightSensor() throws Exception {
 113         mScreen.transitionTo(UNINITIALIZED, INITIALIZED);
 114         mScreen.transitionTo(INITIALIZED, DOZE);
 115         mScreen.transitionTo(DOZE, DOZE_REQUEST_PULSE);
 116
 117         mSensor.sendSensorEvent(1000);
 118
 119         assertEquals(1000, mServiceFake.screenBrightness);
 120     }
 121
 122     @Test
 123     public void testDozingAfterPulsing_pausesLightSensor() throws Exception {
 124         mScreen.transitionTo(UNINITIALIZED, INITIALIZED);
 125         mScreen.transitionTo(INITIALIZED, DOZE);
 126         mScreen.transitionTo(DOZE, DOZE_REQUEST_PULSE);
 127         mScreen.transitionTo(DOZE_REQUEST_PULSE, DOZE_PULSING);
 128         mScreen.transitionTo(DOZE_PULSING, DOZE_PULSE_DONE);
 129         mScreen.transitionTo(DOZE_PULSE_DONE, DOZE);
 130
 131         mSensor.sendSensorEvent(1000);
 132
 133         assertNotEquals(1000, mServiceFake.screenBrightness);
 134     }
 135
 136     @Test
 137     public void testNullSensor() throws Exception {
 138         mScreen = new DozeScreenBrightness(mContext, mServiceFake, mSensorManager,
 139                 null /* sensor */, mHostFake, null /* handler */,
 140                 new AlwaysOnDisplayPolicy(mContext));
 141
 142         mScreen.transitionTo(UNINITIALIZED, INITIALIZED);
 143         mScreen.transitionTo(INITIALIZED, DOZE_AOD);
 144         mScreen.transitionTo(DOZE_AOD, DOZE_AOD_PAUSED);
 145     }
 146
 147     @Test
 148     public void testNoBrightnessDeliveredAfterFinish() throws Exception {
 149         mScreen.transitionTo(UNINITIALIZED, INITIALIZED);
 150         mScreen.transitionTo(INITIALIZED, DOZE_AOD);
 151         mScreen.transitionTo(DOZE_AOD, FINISH);
 152
 153         mSensor.sendSensorEvent(1000);
 154
 155         assertNotEquals(1000, mServiceFake.screenBrightness);
 156     }
 157
 158     @Test
 159     public void testBrightness_atLeastOne() throws Exception {
 160         mScreen.transitionTo(UNINITIALIZED, INITIALIZED);
 161         mScreen.transitionTo(INITIALIZED, DOZE_AOD);
 162
 163         mSensor.sendSensorEvent(0);
 164
 165         assertTrue("Brightness must be at least 1, but was " + mServiceFake.screenBrightness,
 166                 mServiceFake.screenBrightness >= 1);
 167     }
 168 }