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 package android.car.test; 17 18 import android.annotation.RequiresPermission; 19 import android.annotation.SystemApi; 20 import android.car.Car; 21 import android.car.CarManagerBase; 22 import android.os.IBinder; 23 import android.os.RemoteException; 24 25 /** 26 * API for testing only. Allows mocking vehicle hal. 27 * @hide 28 */ 29 @SystemApi 30 public final class CarTestManager implements CarManagerBase { 31 32 private final ICarTest mService; 33 34 CarTestManager(IBinder carServiceBinder)35 public CarTestManager(IBinder carServiceBinder) { 36 mService = ICarTest.Stub.asInterface(carServiceBinder); 37 } 38 39 @Override onCarDisconnected()40 public void onCarDisconnected() { 41 // should not happen for embedded 42 } 43 44 /** 45 * Releases all car services. This make sense for test purpose when it is necessary to reduce 46 * interference between testing and real instances of Car Service. For example changing audio 47 * focus in CarAudioService may affect framework's AudioManager listeners. AudioManager has a 48 * lot of complex logic which is hard to mock. 49 */ 50 @RequiresPermission(Car.PERMISSION_CAR_TEST_SERVICE) stopCarService(IBinder token)51 public void stopCarService(IBinder token) { 52 try { 53 mService.stopCarService(token); 54 } catch (RemoteException e) { 55 handleRemoteException(e); 56 } 57 } 58 59 /** 60 * Re-initializes previously released car service. 61 * 62 * @see {@link #stopCarService(IBinder)} 63 */ 64 @RequiresPermission(Car.PERMISSION_CAR_TEST_SERVICE) startCarService(IBinder token)65 public void startCarService(IBinder token) { 66 try { 67 mService.startCarService(token); 68 } catch (RemoteException e) { 69 handleRemoteException(e); 70 } 71 } 72 handleRemoteException(RemoteException e)73 private static void handleRemoteException(RemoteException e) { 74 // let test fail 75 throw new RuntimeException(e); 76 } 77 } 78