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      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.util;
     18 
     19 import static org.junit.Assert.assertTrue;
     20 import static org.mockito.ArgumentMatchers.any;
     21 import static org.mockito.Mockito.mock;
     22 import static org.mockito.Mockito.verify;
     23 import static org.mockito.Mockito.verifyNoMoreInteractions;
     24 
     25 import android.hardware.SensorEventListener;
     26 import android.hardware.SensorManager;
     27 import android.support.test.filters.SmallTest;
     28 import android.testing.AndroidTestingRunner;
     29 
     30 import com.android.systemui.SysuiTestCase;
     31 import com.android.systemui.utils.hardware.FakeSensorManager;
     32 
     33 import org.junit.Before;
     34 import org.junit.Test;
     35 import org.junit.runner.RunWith;
     36 
     37 @SmallTest
     38 @RunWith(AndroidTestingRunner.class)
     39 public class AsyncSensorManagerTest extends SysuiTestCase {
     40 
     41     private TestableAsyncSensorManager mAsyncSensorManager;
     42     private FakeSensorManager mFakeSensorManager;
     43     private SensorEventListener mListener;
     44     private FakeSensorManager.MockProximitySensor mSensor;
     45 
     46     @Before
     47     public void setUp() throws Exception {
     48         mFakeSensorManager = new FakeSensorManager(mContext);
     49         mAsyncSensorManager = new TestableAsyncSensorManager(mFakeSensorManager);
     50         mSensor = mFakeSensorManager.getMockProximitySensor();
     51         mListener = mock(SensorEventListener.class);
     52     }
     53 
     54     @Test
     55     public void registerListenerImpl() throws Exception {
     56         mAsyncSensorManager.registerListener(mListener, mSensor.getSensor(), 100);
     57 
     58         mAsyncSensorManager.waitUntilRequestsCompleted();
     59 
     60         // Verify listener was registered.
     61         mSensor.sendProximityResult(true);
     62         verify(mListener).onSensorChanged(any());
     63     }
     64 
     65     @Test
     66     public void unregisterListenerImpl_withNullSensor() throws Exception {
     67         mAsyncSensorManager.registerListener(mListener, mSensor.getSensor(), 100);
     68         mAsyncSensorManager.unregisterListener(mListener);
     69 
     70         mAsyncSensorManager.waitUntilRequestsCompleted();
     71 
     72         // Verify listener was unregistered.
     73         mSensor.sendProximityResult(true);
     74         verifyNoMoreInteractions(mListener);
     75     }
     76 
     77     @Test
     78     public void unregisterListenerImpl_withSensor() throws Exception {
     79         mAsyncSensorManager.registerListener(mListener, mSensor.getSensor(), 100);
     80         mAsyncSensorManager.unregisterListener(mListener, mSensor.getSensor());
     81 
     82         mAsyncSensorManager.waitUntilRequestsCompleted();
     83 
     84         // Verify listener was unregistered.
     85         mSensor.sendProximityResult(true);
     86         verifyNoMoreInteractions(mListener);
     87     }
     88 
     89     private class TestableAsyncSensorManager extends AsyncSensorManager {
     90         public TestableAsyncSensorManager(SensorManager sensorManager) {
     91             super(sensorManager);
     92         }
     93 
     94         public void waitUntilRequestsCompleted() {
     95             assertTrue(mHandler.runWithScissors(() -> {}, 0));
     96         }
     97     }
     98 }