ActivityRecordTests.java revision 04ab3466fabb7244660adf54740a4f60874b02a1 
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
17package com.android.server.am;
18
19import static org.junit.Assert.assertEquals;
20import static org.junit.Assert.assertNull;
21
22import android.content.ComponentName;
23import android.platform.test.annotations.Presubmit;
24import android.support.test.filters.MediumTest;
25import android.support.test.runner.AndroidJUnit4;
26
27import org.junit.runner.RunWith;
28import org.junit.Test;
29
30/**
31 * Tests for the {@link ActivityRecord} class.
32 *
33 * Build/Install/Run:
34 *  bit FrameworksServicesTests:com.android.server.am.ActivityRecordTests
35 */
36@MediumTest
37@Presubmit
38@RunWith(AndroidJUnit4.class)
39public class ActivityRecordTests extends ActivityTestsBase {
40    private static final int TEST_STACK_ID = 100;
41
42    private final ComponentName testActivityComponent =
43            ComponentName.unflattenFromString("com.foo/.BarActivity");
44    @Test
45    public void testStackCleanupOnClearingTask() throws Exception {
46        final ActivityManagerService service = createActivityManagerService();
47        final TaskRecord task = createTask(service, testActivityComponent, TEST_STACK_ID);
48        final ActivityRecord record = createActivity(service, testActivityComponent, task);
49
50        record.setTask(null);
51        assertEquals(getActivityRemovedFromStackCount(service, TEST_STACK_ID), 1);
52    }
53
54    @Test
55    public void testStackCleanupOnActivityRemoval() throws Exception {
56        final ActivityManagerService service = createActivityManagerService();
57        final TaskRecord task = createTask(service, testActivityComponent, TEST_STACK_ID);
58        final ActivityRecord record = createActivity(service, testActivityComponent, task);
59
60        task.removeActivity(record);
61        assertEquals(getActivityRemovedFromStackCount(service, TEST_STACK_ID),  1);
62    }
63
64    @Test
65    public void testStackCleanupOnTaskRemoval() throws Exception {
66        final ActivityManagerService service = createActivityManagerService();
67        final TaskRecord task = createTask(service, testActivityComponent, TEST_STACK_ID);
68        final ActivityRecord record = createActivity(service, testActivityComponent, task);
69
70        service.mStackSupervisor.getStack(TEST_STACK_ID)
71                .removeTask(task, null /*reason*/, ActivityStack.REMOVE_TASK_MODE_MOVING);
72
73        // Stack should be gone on task removal.
74        assertNull(service.mStackSupervisor.getStack(TEST_STACK_ID));
75    }
76
77    @Test
78    public void testNoCleanupMovingActivityInSameStack() throws Exception {
79        final ActivityManagerService service = createActivityManagerService();
80        final TaskRecord oldTask = createTask(service, testActivityComponent, TEST_STACK_ID);
81        final ActivityRecord record = createActivity(service, testActivityComponent, oldTask);
82        final TaskRecord newTask = createTask(service, testActivityComponent, TEST_STACK_ID);
83
84        record.reparent(newTask, 0, null /*reason*/);
85        assertEquals(getActivityRemovedFromStackCount(service, TEST_STACK_ID), 0);
86    }
87
88    private static int getActivityRemovedFromStackCount(ActivityManagerService service,
89            int stackId) {
90        final ActivityStack stack = service.mStackSupervisor.getStack(stackId);
91        if (stack instanceof ActivityStackReporter) {
92            return ((ActivityStackReporter) stack).onActivityRemovedFromStackInvocationCount();
93        }
94
95        return -1;
96    }
97}
98