| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.android.car; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import android.car.Car; |
| import android.car.CarAppFocusManager; |
| import android.util.Log; |
| |
| import androidx.test.ext.junit.runners.AndroidJUnit4; |
| import androidx.test.filters.MediumTest; |
| |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| import java.util.concurrent.Semaphore; |
| import java.util.concurrent.TimeUnit; |
| |
| @RunWith(AndroidJUnit4.class) |
| @MediumTest |
| public class AppFocusTest extends MockedCarTestBase { |
| private static final String TAG = AppFocusTest.class.getSimpleName(); |
| private static final long DEFAULT_WAIT_TIMEOUT_MS = 1000; |
| |
| @Test |
| public void testFocusChange() throws Exception { |
| CarAppFocusManager manager = (CarAppFocusManager) getCar().getCarManager( |
| Car.APP_FOCUS_SERVICE); |
| FocusChangedListener listener = new FocusChangedListener(); |
| FocusOwnershipCallback ownershipListener = new FocusOwnershipCallback(); |
| manager.addFocusListener(listener, CarAppFocusManager.APP_FOCUS_TYPE_NAVIGATION); |
| manager.requestAppFocus(CarAppFocusManager.APP_FOCUS_TYPE_NAVIGATION, ownershipListener); |
| listener.waitForFocusChangeAndAssert(DEFAULT_WAIT_TIMEOUT_MS, |
| CarAppFocusManager.APP_FOCUS_TYPE_NAVIGATION, true); |
| listener.resetWait(); |
| manager.abandonAppFocus(ownershipListener, CarAppFocusManager.APP_FOCUS_TYPE_NAVIGATION); |
| listener.waitForFocusChangeAndAssert(DEFAULT_WAIT_TIMEOUT_MS, |
| CarAppFocusManager.APP_FOCUS_TYPE_NAVIGATION, false); |
| manager.removeFocusListener(listener); |
| } |
| |
| private class FocusChangedListener implements CarAppFocusManager.OnAppFocusChangedListener { |
| private int mLastChangeAppType; |
| private boolean mLastChangeAppActive; |
| private final Semaphore mChangeWait = new Semaphore(0); |
| |
| private boolean waitForFocusChangeAndAssert(long timeoutMs, int expectedAppType, |
| boolean expectedAppActive) throws Exception { |
| if (!mChangeWait.tryAcquire(timeoutMs, TimeUnit.MILLISECONDS)) { |
| return false; |
| } |
| assertEquals(expectedAppType, mLastChangeAppType); |
| assertEquals(expectedAppActive, mLastChangeAppActive); |
| return true; |
| } |
| |
| private void resetWait() { |
| mChangeWait.drainPermits(); |
| } |
| |
| @Override |
| public void onAppFocusChanged(int appType, boolean active) { |
| Log.i(TAG, "onAppFocusChanged appType=" + appType + " active=" + active); |
| mLastChangeAppType = appType; |
| mLastChangeAppActive = active; |
| mChangeWait.release(); |
| } |
| } |
| |
| private class FocusOwnershipCallback |
| implements CarAppFocusManager.OnAppFocusOwnershipCallback { |
| private int mLastLossEvent; |
| private final Semaphore mLossEventWait = new Semaphore(0); |
| |
| private int mLastGrantEvent; |
| private final Semaphore mGrantEventWait = new Semaphore(0); |
| |
| public boolean waitForOwnershipLossAndAssert(long timeoutMs, int expectedLossAppType) |
| throws Exception { |
| if (!mLossEventWait.tryAcquire(timeoutMs, TimeUnit.MILLISECONDS)) { |
| return false; |
| } |
| assertEquals(expectedLossAppType, mLastLossEvent); |
| return true; |
| } |
| |
| public boolean waitForOwnershipGrantAndAssert(long timeoutMs, int expectedGrantAppType) |
| throws Exception { |
| if (!mGrantEventWait.tryAcquire(timeoutMs, TimeUnit.MILLISECONDS)) { |
| return false; |
| } |
| assertEquals(expectedGrantAppType, mLastGrantEvent); |
| return true; |
| } |
| |
| @Override |
| public void onAppFocusOwnershipLost(int appType) { |
| Log.i(TAG, "onAppFocusOwnershipLost " + appType); |
| mLastLossEvent = appType; |
| mLossEventWait.release(); |
| } |
| |
| @Override |
| public void onAppFocusOwnershipGranted(int appType) { |
| Log.i(TAG, "onAppFocusOwnershipGranted " + appType); |
| mLastGrantEvent = appType; |
| mGrantEventWait.release(); |
| } |
| } |
| } |