| /* |
| * Copyright (C) 2016 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.server.am; |
| |
| import static android.support.test.InstrumentationRegistry.getInstrumentation; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| import android.app.Activity; |
| import android.app.ActivityManager; |
| import android.app.ActivityManager.TaskDescription; |
| import android.app.ActivityTaskManager; |
| import android.app.IActivityManager; |
| import android.app.ITaskStackListener; |
| import android.app.Instrumentation.ActivityMonitor; |
| import android.app.TaskStackListener; |
| import android.content.ComponentName; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.pm.ActivityInfo; |
| import android.content.res.Resources.Theme; |
| import android.os.RemoteException; |
| import android.support.test.InstrumentationRegistry; |
| import android.support.test.filters.MediumTest; |
| import android.support.test.runner.AndroidJUnit4; |
| import android.support.test.uiautomator.UiDevice; |
| import android.text.TextUtils; |
| import android.util.Pair; |
| import com.android.internal.annotations.GuardedBy; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| import org.junit.After; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| @MediumTest |
| @RunWith(AndroidJUnit4.class) |
| public class TaskStackChangedListenerTest { |
| |
| private IActivityManager mService; |
| private ITaskStackListener mTaskStackListener; |
| |
| private static final Object sLock = new Object(); |
| @GuardedBy("sLock") |
| private static boolean sTaskStackChangedCalled; |
| private static boolean sActivityBResumed; |
| |
| @Before |
| public void setUp() throws Exception { |
| mService = ActivityManager.getService(); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| ActivityTaskManager.getService().unregisterTaskStackListener(mTaskStackListener); |
| mTaskStackListener = null; |
| } |
| |
| @Test |
| public void testTaskStackChanged_afterFinish() throws Exception { |
| registerTaskStackChangedListener(new TaskStackListener() { |
| @Override |
| public void onTaskStackChanged() throws RemoteException { |
| synchronized (sLock) { |
| sTaskStackChangedCalled = true; |
| } |
| } |
| }); |
| |
| Context ctx = InstrumentationRegistry.getContext(); |
| ctx.startActivity(new Intent(ctx, ActivityA.class)); |
| UiDevice.getInstance(getInstrumentation()).waitForIdle(); |
| synchronized (sLock) { |
| Assert.assertTrue(sTaskStackChangedCalled); |
| } |
| Assert.assertTrue(sActivityBResumed); |
| } |
| |
| @Test |
| public void testTaskDescriptionChanged() throws Exception { |
| final Object[] params = new Object[2]; |
| final CountDownLatch latch = new CountDownLatch(1); |
| registerTaskStackChangedListener(new TaskStackListener() { |
| int taskId = -1; |
| |
| @Override |
| public void onTaskCreated(int taskId, ComponentName componentName) |
| throws RemoteException { |
| this.taskId = taskId; |
| } |
| @Override |
| public void onTaskDescriptionChanged(int taskId, TaskDescription td) |
| throws RemoteException { |
| if (this.taskId == taskId && !TextUtils.isEmpty(td.getLabel())) { |
| params[0] = taskId; |
| params[1] = td; |
| latch.countDown(); |
| } |
| } |
| }); |
| final Activity activity = startTestActivity(ActivityTaskDescriptionChange.class); |
| waitForCallback(latch); |
| assertEquals(activity.getTaskId(), params[0]); |
| assertEquals("Test Label", ((TaskDescription) params[1]).getLabel()); |
| } |
| |
| @Test |
| public void testActivityRequestedOrientationChanged() throws Exception { |
| final int[] params = new int[2]; |
| final CountDownLatch latch = new CountDownLatch(1); |
| registerTaskStackChangedListener(new TaskStackListener() { |
| @Override |
| public void onActivityRequestedOrientationChanged(int taskId, |
| int requestedOrientation) { |
| params[0] = taskId; |
| params[1] = requestedOrientation; |
| latch.countDown(); |
| } |
| }); |
| final Activity activity = startTestActivity(ActivityRequestedOrientationChange.class); |
| waitForCallback(latch); |
| assertEquals(activity.getTaskId(), params[0]); |
| assertEquals(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, params[1]); |
| } |
| |
| @Test |
| /** |
| * Tests for onTaskCreated, onTaskMovedToFront, onTaskRemoved and onTaskRemovalStarted. |
| */ |
| public void testTaskChangeCallBacks() throws Exception { |
| final Object[] params = new Object[2]; |
| final CountDownLatch taskCreatedLaunchLatch = new CountDownLatch(1); |
| final CountDownLatch taskMovedToFrontLatch = new CountDownLatch(1); |
| final CountDownLatch taskRemovedLatch = new CountDownLatch(1); |
| final CountDownLatch taskRemovalStartedLatch = new CountDownLatch(1); |
| final CountDownLatch onDetachedFromWindowLatch = new CountDownLatch(1); |
| registerTaskStackChangedListener(new TaskStackListener() { |
| @Override |
| public void onTaskCreated(int taskId, ComponentName componentName) |
| throws RemoteException { |
| params[0] = taskId; |
| params[1] = componentName; |
| taskCreatedLaunchLatch.countDown(); |
| } |
| |
| @Override |
| public void onTaskMovedToFront(int taskId) throws RemoteException { |
| params[0] = taskId; |
| taskMovedToFrontLatch.countDown(); |
| } |
| |
| @Override |
| public void onTaskRemovalStarted(int taskId) { |
| params[0] = taskId; |
| taskRemovalStartedLatch.countDown(); |
| } |
| |
| @Override |
| public void onTaskRemoved(int taskId) throws RemoteException { |
| params[0] = taskId; |
| taskRemovedLatch.countDown(); |
| } |
| }); |
| |
| final ActivityTaskChangeCallbacks activity = |
| (ActivityTaskChangeCallbacks) startTestActivity(ActivityTaskChangeCallbacks.class); |
| final int id = activity.getTaskId(); |
| |
| // Test for onTaskCreated. |
| waitForCallback(taskCreatedLaunchLatch); |
| assertEquals(id, params[0]); |
| ComponentName componentName = (ComponentName) params[1]; |
| assertEquals(ActivityTaskChangeCallbacks.class.getName(), componentName.getClassName()); |
| |
| // Test for onTaskMovedToFront. |
| assertEquals(1, taskMovedToFrontLatch.getCount()); |
| mService.moveTaskToFront(id, 0, null); |
| waitForCallback(taskMovedToFrontLatch); |
| assertEquals(activity.getTaskId(), params[0]); |
| |
| // Test for onTaskRemovalStarted. |
| assertEquals(1, taskRemovalStartedLatch.getCount()); |
| activity.finishAndRemoveTask(); |
| waitForCallback(taskRemovalStartedLatch); |
| // onTaskRemovalStarted happens before the activity's window is removed. |
| assertFalse(activity.onDetachedFromWindowCalled); |
| assertEquals(id, params[0]); |
| |
| // Test for onTaskRemoved. |
| assertEquals(1, taskRemovedLatch.getCount()); |
| waitForCallback(taskRemovedLatch); |
| assertEquals(id, params[0]); |
| assertTrue(activity.onDetachedFromWindowCalled); |
| } |
| |
| /** |
| * Starts the provided activity and returns the started instance. |
| */ |
| private Activity startTestActivity(Class<?> activityClass) { |
| final Context context = InstrumentationRegistry.getContext(); |
| final ActivityMonitor monitor = |
| new ActivityMonitor(activityClass.getName(), null, false); |
| InstrumentationRegistry.getInstrumentation().addMonitor(monitor); |
| context.startActivity(new Intent(context, activityClass)); |
| final Activity activity = monitor.waitForActivityWithTimeout(1000); |
| if (activity == null) { |
| throw new RuntimeException("Timed out waiting for Activity"); |
| } |
| return activity; |
| } |
| |
| private void registerTaskStackChangedListener(ITaskStackListener listener) throws Exception { |
| mTaskStackListener = listener; |
| ActivityTaskManager.getService().registerTaskStackListener(listener); |
| } |
| |
| private void waitForCallback(CountDownLatch latch) { |
| try { |
| final boolean result = latch.await(2, TimeUnit.SECONDS); |
| if (!result) { |
| throw new RuntimeException("Timed out waiting for task stack change notification"); |
| } |
| }catch (InterruptedException e) {} |
| } |
| |
| public static class ActivityA extends Activity { |
| |
| private boolean mActivityBLaunched = false; |
| |
| @Override |
| protected void onPostResume() { |
| super.onPostResume(); |
| if (mActivityBLaunched) { |
| return; |
| } |
| mActivityBLaunched = true; |
| finish(); |
| startActivity(new Intent(this, ActivityB.class)); |
| } |
| } |
| |
| public static class ActivityB extends Activity { |
| |
| @Override |
| protected void onPostResume() { |
| super.onPostResume(); |
| synchronized (sLock) { |
| sTaskStackChangedCalled = false; |
| } |
| sActivityBResumed = true; |
| finish(); |
| } |
| } |
| |
| public static class ActivityRequestedOrientationChange extends Activity { |
| @Override |
| protected void onPostResume() { |
| super.onPostResume(); |
| setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT); |
| finish(); |
| } |
| } |
| |
| public static class ActivityTaskDescriptionChange extends Activity { |
| @Override |
| protected void onPostResume() { |
| super.onPostResume(); |
| setTaskDescription(new TaskDescription("Test Label")); |
| finish(); |
| } |
| } |
| |
| public static class ActivityTaskChangeCallbacks extends Activity { |
| public boolean onDetachedFromWindowCalled = false;; |
| |
| @Override |
| public void onDetachedFromWindow() { |
| onDetachedFromWindowCalled = true; |
| } |
| } |
| } |