1 /* 2 * Copyright (C) 2015 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.messaging.ui.mediapicker; 18 19 import android.hardware.Camera; 20 import android.hardware.Camera.CameraInfo; 21 import android.os.AsyncTask; 22 import android.test.suitebuilder.annotation.SmallTest; 23 import com.android.messaging.BugleTestCase; 24 import com.android.messaging.ui.mediapicker.CameraManager.CameraWrapper; 25 import org.mockito.InOrder; 26 import org.mockito.Mockito; 27 28 @SmallTest 29 public class CameraManagerTest extends BugleTestCase { 30 @Override 31 protected void setUp() throws Exception { 32 super.setUp(); 33 // Force each test to set up a camera wrapper to match their needs 34 CameraManager.setCameraWrapper(null); 35 } 36 37 @Override 38 protected void tearDown() throws Exception { 39 super.tearDown(); 40 MockCameraFactory.cleanup(); 41 } 42 43 public void testNoCameraDeviceGetInfo() { 44 CameraManager.setCameraWrapper(MockCameraFactory.createCameraWrapper()); 45 assertEquals(false, CameraManager.get().hasAnyCamera()); 46 assertEquals(false, CameraManager.get().hasFrontAndBackCamera()); 47 try { 48 CameraManager.get().selectCamera(CameraInfo.CAMERA_FACING_BACK); 49 fail("selectCamera should have thrown"); 50 } catch (AssertionError e) { 51 } 52 } 53 54 public void testFrontFacingOnlyGetInfo() { 55 CameraManager.setCameraWrapper(MockCameraFactory.createCameraWrapper( 56 MockCameraFactory.createCamera(CameraInfo.CAMERA_FACING_FRONT) 57 )); 58 assertEquals(true, CameraManager.get().hasAnyCamera()); 59 assertEquals(false, CameraManager.get().hasFrontAndBackCamera()); 60 CameraManager.get().selectCamera(CameraInfo.CAMERA_FACING_FRONT); 61 assertEquals(CameraInfo.CAMERA_FACING_FRONT, CameraManager.get().getCameraInfo().facing); 62 CameraManager.get().selectCamera(CameraInfo.CAMERA_FACING_BACK); 63 assertEquals(CameraInfo.CAMERA_FACING_FRONT, CameraManager.get().getCameraInfo().facing); 64 } 65 66 public void testBackFacingOnlyGetInfo() { 67 CameraManager.setCameraWrapper(MockCameraFactory.createCameraWrapper( 68 MockCameraFactory.createCamera(CameraInfo.CAMERA_FACING_BACK) 69 )); 70 assertEquals(true, CameraManager.get().hasAnyCamera()); 71 assertEquals(false, CameraManager.get().hasFrontAndBackCamera()); 72 CameraManager.get().selectCamera(CameraInfo.CAMERA_FACING_FRONT); 73 assertEquals(CameraInfo.CAMERA_FACING_BACK, CameraManager.get().getCameraInfo().facing); 74 CameraManager.get().selectCamera(CameraInfo.CAMERA_FACING_BACK); 75 assertEquals(CameraInfo.CAMERA_FACING_BACK, CameraManager.get().getCameraInfo().facing); 76 } 77 78 public void testFrontAndBackGetInfo() { 79 CameraManager.setCameraWrapper(MockCameraFactory.createCameraWrapper( 80 MockCameraFactory.createCamera(CameraInfo.CAMERA_FACING_FRONT), 81 MockCameraFactory.createCamera(CameraInfo.CAMERA_FACING_BACK) 82 )); 83 assertEquals(true, CameraManager.get().hasAnyCamera()); 84 assertEquals(true, CameraManager.get().hasFrontAndBackCamera()); 85 CameraManager.get().selectCamera(CameraInfo.CAMERA_FACING_FRONT); 86 assertEquals(CameraInfo.CAMERA_FACING_FRONT, CameraManager.get().getCameraInfo().facing); 87 CameraManager.get().selectCamera(CameraInfo.CAMERA_FACING_BACK); 88 assertEquals(CameraInfo.CAMERA_FACING_BACK, CameraManager.get().getCameraInfo().facing); 89 } 90 91 public void testSwapCamera() { 92 CameraManager.setCameraWrapper(MockCameraFactory.createCameraWrapper( 93 MockCameraFactory.createCamera(CameraInfo.CAMERA_FACING_FRONT), 94 MockCameraFactory.createCamera(CameraInfo.CAMERA_FACING_BACK) 95 )); 96 CameraManager.get().selectCamera(CameraInfo.CAMERA_FACING_FRONT); 97 assertEquals(CameraInfo.CAMERA_FACING_FRONT, CameraManager.get().getCameraInfo().facing); 98 CameraManager.get().swapCamera(); 99 assertEquals(CameraInfo.CAMERA_FACING_BACK, CameraManager.get().getCameraInfo().facing); 100 } 101 102 public void testOpenCamera() { 103 Camera backCamera = MockCameraFactory.createCamera(CameraInfo.CAMERA_FACING_BACK); 104 Camera frontCamera = MockCameraFactory.createCamera(CameraInfo.CAMERA_FACING_FRONT); 105 CameraWrapper wrapper = MockCameraFactory.createCameraWrapper(frontCamera, backCamera); 106 CameraManager.setCameraWrapper(wrapper); 107 CameraManager.get().selectCamera(CameraInfo.CAMERA_FACING_BACK); 108 CameraManager.get().openCamera(); 109 CameraManager.get().openCamera(); 110 CameraManager.get().openCamera(); 111 waitForPendingAsyncTasks(); 112 Mockito.verify(wrapper, Mockito.never()).open(0); 113 Mockito.verify(wrapper).open(1); 114 Mockito.verify(wrapper, Mockito.never()).release(frontCamera); 115 Mockito.verify(wrapper, Mockito.never()).release(backCamera); 116 CameraManager.get().swapCamera(); 117 waitForPendingAsyncTasks(); 118 Mockito.verify(wrapper).open(0); 119 Mockito.verify(wrapper).open(1); 120 Mockito.verify(wrapper, Mockito.never()).release(frontCamera); 121 Mockito.verify(wrapper).release(backCamera); 122 InOrder inOrder = Mockito.inOrder(wrapper); 123 inOrder.verify(wrapper).open(1); 124 inOrder.verify(wrapper).release(backCamera); 125 inOrder.verify(wrapper).open(0); 126 } 127 128 private void waitForPendingAsyncTasks() { 129 try { 130 final Object lockObject = new Object(); 131 132 new AsyncTask<Void, Void, Void>() { 133 @Override 134 protected Void doInBackground(Void... voids) { 135 return null; 136 } 137 138 @Override 139 protected void onPostExecute(Void aVoid) { 140 super.onPostExecute(aVoid); 141 synchronized (lockObject) { 142 lockObject.notifyAll(); 143 } 144 } 145 }.execute(); 146 147 synchronized (lockObject) { 148 lockObject.wait(500); 149 } 150 } catch (InterruptedException e) { 151 fail(); 152 } 153 } 154 } 155
