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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.server.am;
     18 
     19 import static org.junit.Assert.assertEquals;
     20 import static org.junit.Assert.assertFalse;
     21 import static org.junit.Assert.assertNotNull;
     22 import static org.junit.Assert.assertNull;
     23 
     24 import android.app.ActivityManager;
     25 import android.content.ComponentName;
     26 import android.content.pm.ActivityInfo;
     27 import android.os.UserHandle;
     28 import android.platform.test.annotations.Presubmit;
     29 import android.support.test.filters.SmallTest;
     30 import android.support.test.runner.AndroidJUnit4;
     31 
     32 import org.junit.runner.RunWith;
     33 import org.junit.Test;
     34 
     35 /**
     36  * Tests for the {@link ActivityStack} class.
     37  *
     38  * Build/Install/Run:
     39  *  bit FrameworksServicesTests:com.android.server.am.ActivityStackTests
     40  */
     41 @SmallTest
     42 @Presubmit
     43 @RunWith(AndroidJUnit4.class)
     44 public class ActivityStackTests extends ActivityTestsBase {
     45     private static final int TEST_STACK_ID = 100;
     46     private static final ComponentName testActivityComponent =
     47             ComponentName.unflattenFromString("com.foo/.BarActivity");
     48     private static final ComponentName testOverlayComponent =
     49             ComponentName.unflattenFromString("com.foo/.OverlayActivity");
     50 
     51     @Test
     52     public void testEmptyTaskCleanupOnRemove() throws Exception {
     53         final ActivityManagerService service = createActivityManagerService();
     54         final TaskRecord task = createTask(service, testActivityComponent, TEST_STACK_ID);
     55         assertNotNull(task.getWindowContainerController());
     56         service.mStackSupervisor.getStack(TEST_STACK_ID).removeTask(task,
     57                 "testEmptyTaskCleanupOnRemove", ActivityStack.REMOVE_TASK_MODE_DESTROYING);
     58         assertNull(task.getWindowContainerController());
     59     }
     60 
     61     @Test
     62     public void testOccupiedTaskCleanupOnRemove() throws Exception {
     63         final ActivityManagerService service = createActivityManagerService();
     64         final TaskRecord task = createTask(service, testActivityComponent, TEST_STACK_ID);
     65         final ActivityRecord activityRecord = createActivity(service, testActivityComponent, task);
     66         assertNotNull(task.getWindowContainerController());
     67         service.mStackSupervisor.getStack(TEST_STACK_ID).removeTask(task,
     68                 "testOccupiedTaskCleanupOnRemove", ActivityStack.REMOVE_TASK_MODE_DESTROYING);
     69         assertNotNull(task.getWindowContainerController());
     70     }
     71 
     72     @Test
     73     public void testNoPauseDuringResumeTopActivity() throws Exception {
     74         final ActivityManagerService service = createActivityManagerService();
     75         final TaskRecord task = createTask(service, testActivityComponent, TEST_STACK_ID);
     76         final ActivityRecord activityRecord = createActivity(service, testActivityComponent, task);
     77         final ActivityStack testStack = service.mStackSupervisor.getStack(TEST_STACK_ID);
     78 
     79         // Simulate the a resumed activity set during
     80         // {@link ActivityStack#resumeTopActivityUncheckedLocked}.
     81         service.mStackSupervisor.inResumeTopActivity = true;
     82         testStack.mResumedActivity = activityRecord;
     83 
     84         final boolean waiting = testStack.goToSleepIfPossible(false);
     85 
     86         // Ensure we report not being ready for sleep.
     87         assertFalse(waiting);
     88 
     89         // Make sure the resumed activity is untouched.
     90         assertEquals(testStack.mResumedActivity, activityRecord);
     91     }
     92 
     93     @Test
     94     public void testStopActivityWhenActivityDestroyed() throws Exception {
     95         final ActivityManagerService service = createActivityManagerService();
     96         final TaskRecord task = createTask(service, testActivityComponent, TEST_STACK_ID);
     97         final ActivityRecord activityRecord = createActivity(service, testActivityComponent, task);
     98         activityRecord.info.flags |= ActivityInfo.FLAG_NO_HISTORY;
     99         final ActivityStack testStack = service.mStackSupervisor.getStack(TEST_STACK_ID);
    100         service.mStackSupervisor.setFocusStackUnchecked("testStopActivityWithDestroy", testStack);
    101 
    102         testStack.stopActivityLocked(activityRecord);
    103     }
    104 
    105     @Test
    106     public void testFindTaskWithOverlay() throws Exception {
    107         final ActivityManagerService service = createActivityManagerService();
    108         final TaskRecord task = createTask(service, testActivityComponent, TEST_STACK_ID);
    109         final ActivityRecord activityRecord = createActivity(service, testActivityComponent, task,
    110                 0);
    111         // Overlay must be for a different user to prevent recognizing a matching top activity
    112         final ActivityRecord taskOverlay = createActivity(service, testOverlayComponent, task,
    113                 UserHandle.PER_USER_RANGE * 2);
    114         taskOverlay.mTaskOverlay = true;
    115 
    116         final ActivityStack testStack = service.mStackSupervisor.getStack(TEST_STACK_ID);
    117         final ActivityStackSupervisor.FindTaskResult result =
    118                 new ActivityStackSupervisor.FindTaskResult();
    119         testStack.findTaskLocked(activityRecord, result);
    120 
    121         assertEquals(task.getTopActivity(false /* includeOverlays */), activityRecord);
    122         assertEquals(task.getTopActivity(true /* includeOverlays */), taskOverlay);
    123         assertNotNull(result.r);
    124     }
    125 }
    126