WindowStateTests.java revision 4551c8bbee4114fa884938dbe90ac0d06ca78fc5 
1/*
2 * Copyright (C) 2016 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.wm;
18
19import org.junit.Before;
20import org.junit.Test;
21import org.junit.runner.RunWith;
22
23import android.content.Context;
24import android.os.Binder;
25import android.platform.test.annotations.Presubmit;
26import android.support.test.InstrumentationRegistry;
27import android.support.test.filters.SmallTest;
28import android.support.test.runner.AndroidJUnit4;
29import android.view.IWindow;
30import android.view.WindowManager;
31
32import static android.view.WindowManager.LayoutParams.FIRST_SUB_WINDOW;
33import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION;
34import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_MEDIA_OVERLAY;
35import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_PANEL;
36import static org.junit.Assert.assertEquals;
37import static org.junit.Assert.assertFalse;
38import static org.junit.Assert.assertNull;
39import static org.junit.Assert.assertTrue;
40
41/**
42 * Tests for the {@link WindowState} class.
43 *
44 * runtest frameworks-services -c com.android.server.wm.WindowStateTests
45 */
46@SmallTest
47@Presubmit
48@RunWith(AndroidJUnit4.class)
49public class WindowStateTests extends WindowTestsBase {
50
51    private WindowToken mWindowToken;
52
53    @Before
54    public void setUp() throws Exception {
55        super.setUp();
56        mWindowToken = new WindowToken(sWm, new Binder(), 0, false,
57                sWm.getDefaultDisplayContentLocked());
58    }
59
60    @Test
61    public void testIsParentWindowHidden() throws Exception {
62        final WindowState parentWindow =
63                createWindow(null, TYPE_APPLICATION, mWindowToken, "parentWindow");
64        final WindowState child1 =
65                createWindow(parentWindow, FIRST_SUB_WINDOW, mWindowToken, "child1");
66        final WindowState child2 =
67                createWindow(parentWindow, FIRST_SUB_WINDOW, mWindowToken, "child2");
68
69        assertFalse(parentWindow.mHidden);
70        assertFalse(parentWindow.isParentWindowHidden());
71        assertFalse(child1.isParentWindowHidden());
72        assertFalse(child2.isParentWindowHidden());
73
74        parentWindow.mHidden = true;
75        assertFalse(parentWindow.isParentWindowHidden());
76        assertTrue(child1.isParentWindowHidden());
77        assertTrue(child2.isParentWindowHidden());
78    }
79
80    @Test
81    public void testIsChildWindow() throws Exception {
82        final WindowState parentWindow =
83                createWindow(null, TYPE_APPLICATION, mWindowToken, "parentWindow");
84        final WindowState child1 =
85                createWindow(parentWindow, FIRST_SUB_WINDOW, mWindowToken, "child1");
86        final WindowState child2 =
87                createWindow(parentWindow, FIRST_SUB_WINDOW, mWindowToken, "child2");
88        final WindowState randomWindow =
89                createWindow(null, TYPE_APPLICATION, mWindowToken, "randomWindow");
90
91        assertFalse(parentWindow.isChildWindow());
92        assertTrue(child1.isChildWindow());
93        assertTrue(child2.isChildWindow());
94        assertFalse(randomWindow.isChildWindow());
95    }
96
97    @Test
98    public void testHasChild() throws Exception {
99        final WindowState win1 = createWindow(null, TYPE_APPLICATION, mWindowToken, "win1");
100        final WindowState win11 = createWindow(win1, FIRST_SUB_WINDOW, mWindowToken, "win11");
101        final WindowState win12 = createWindow(win1, FIRST_SUB_WINDOW, mWindowToken, "win12");
102        final WindowState win2 = createWindow(null, TYPE_APPLICATION, mWindowToken, "win2");
103        final WindowState win21 = createWindow(win2, FIRST_SUB_WINDOW, mWindowToken, "win21");
104        final WindowState randomWindow =
105                createWindow(null, TYPE_APPLICATION, mWindowToken, "randomWindow");
106
107        assertTrue(win1.hasChild(win11));
108        assertTrue(win1.hasChild(win12));
109        assertTrue(win2.hasChild(win21));
110
111        assertFalse(win1.hasChild(win21));
112        assertFalse(win1.hasChild(randomWindow));
113
114        assertFalse(win2.hasChild(win11));
115        assertFalse(win2.hasChild(win12));
116        assertFalse(win2.hasChild(randomWindow));
117    }
118
119    @Test
120    public void testGetParentWindow() throws Exception {
121        final WindowState parentWindow =
122                createWindow(null, TYPE_APPLICATION, mWindowToken, "parentWindow");
123        final WindowState child1 =
124                createWindow(parentWindow, FIRST_SUB_WINDOW, mWindowToken, "child1");
125        final WindowState child2 =
126                createWindow(parentWindow, FIRST_SUB_WINDOW, mWindowToken, "child2");
127
128        assertNull(parentWindow.getParentWindow());
129        assertEquals(parentWindow, child1.getParentWindow());
130        assertEquals(parentWindow, child2.getParentWindow());
131    }
132
133    @Test
134    public void testGetTopParentWindow() throws Exception {
135        final WindowState root = createWindow(null, TYPE_APPLICATION, mWindowToken, "root");
136        final WindowState child1 = createWindow(root, FIRST_SUB_WINDOW, mWindowToken, "child1");
137        final WindowState child2 = createWindow(child1, FIRST_SUB_WINDOW, mWindowToken, "child2");
138
139        assertEquals(root, root.getTopParentWindow());
140        assertEquals(root, child1.getTopParentWindow());
141        assertEquals(child1, child2.getParentWindow());
142        assertEquals(root, child2.getTopParentWindow());
143    }
144
145    @Test
146    public void testIsOnScreen_hiddenByPolicy() {
147        final WindowState window = createWindow(null, TYPE_APPLICATION, mWindowToken, "window");
148        window.setHasSurface(true);
149        assertTrue(window.isOnScreen());
150        window.hideLw(false /* doAnimation */);
151        assertFalse(window.isOnScreen());
152    }
153}
154