DisplayContentTests.java revision 5d7e7f136e349e6cde86943dd03e7edd9ec92e6e 
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.Test;
20import org.junit.runner.RunWith;
21
22import android.platform.test.annotations.Presubmit;
23import android.support.test.filters.SmallTest;
24import android.support.test.runner.AndroidJUnit4;
25
26import java.util.ArrayList;
27
28import static android.view.WindowManager.LayoutParams.TYPE_BASE_APPLICATION;
29import static android.view.WindowManager.LayoutParams.TYPE_VOICE_INTERACTION;
30import static org.junit.Assert.assertEquals;
31
32/**
33 * Tests for the {@link DisplayContent} class.
34 *
35 * Build/Install/Run:
36 *  bit FrameworksServicesTests:com.android.server.wm.DisplayContentTests
37 */
38@SmallTest
39@Presubmit
40@RunWith(AndroidJUnit4.class)
41public class DisplayContentTests extends WindowTestsBase {
42
43    @Test
44    public void testForAllWindows() throws Exception {
45        final WindowState exitingAppWindow = createWindow(null, TYPE_BASE_APPLICATION,
46                sDisplayContent, "exiting app");
47        final AppWindowToken exitingAppToken = exitingAppWindow.mAppToken;
48        exitingAppToken.mIsExiting = true;
49        exitingAppToken.mTask.mStack.mExitingAppTokens.add(exitingAppToken);
50
51        final ArrayList<WindowState> windows = new ArrayList();
52
53        // Test forward traversal.
54        sDisplayContent.forAllWindows(w -> {windows.add(w);}, false /* traverseTopToBottom */);
55
56        assertEquals(sWallpaperWindow, windows.get(0));
57        assertEquals(exitingAppWindow, windows.get(1));
58        assertEquals(sChildAppWindowBelow, windows.get(2));
59        assertEquals(sAppWindow, windows.get(3));
60        assertEquals(sChildAppWindowAbove, windows.get(4));
61        assertEquals(sDockedDividerWindow, windows.get(5));
62        assertEquals(sStatusBarWindow, windows.get(6));
63        assertEquals(sNavBarWindow, windows.get(7));
64        assertEquals(sImeWindow, windows.get(8));
65        assertEquals(sImeDialogWindow, windows.get(9));
66
67        // Test backward traversal.
68        windows.clear();
69        sDisplayContent.forAllWindows(w -> {windows.add(w);}, true /* traverseTopToBottom */);
70
71        assertEquals(sWallpaperWindow, windows.get(9));
72        assertEquals(exitingAppWindow, windows.get(8));
73        assertEquals(sChildAppWindowBelow, windows.get(7));
74        assertEquals(sAppWindow, windows.get(6));
75        assertEquals(sChildAppWindowAbove, windows.get(5));
76        assertEquals(sDockedDividerWindow, windows.get(4));
77        assertEquals(sStatusBarWindow, windows.get(3));
78        assertEquals(sNavBarWindow, windows.get(2));
79        assertEquals(sImeWindow, windows.get(1));
80        assertEquals(sImeDialogWindow, windows.get(0));
81
82        exitingAppWindow.removeImmediately();
83    }
84
85    @Test
86    public void testForAllWindows_WithImeTarget() throws Exception {
87        final WindowState imeAppTarget =
88                createWindow(null, TYPE_BASE_APPLICATION, sDisplayContent, "imeAppTarget");
89
90        sWm.mInputMethodTarget = imeAppTarget;
91
92        final ArrayList<WindowState> windows = new ArrayList();
93
94        // Test forward traversal.
95        sDisplayContent.forAllWindows(w -> {windows.add(w);}, false /* traverseTopToBottom */);
96
97        assertEquals(sWallpaperWindow, windows.get(0));
98        assertEquals(sChildAppWindowBelow, windows.get(1));
99        assertEquals(sAppWindow, windows.get(2));
100        assertEquals(sChildAppWindowAbove, windows.get(3));
101        assertEquals(imeAppTarget, windows.get(4));
102        assertEquals(sImeWindow, windows.get(5));
103        assertEquals(sImeDialogWindow, windows.get(6));
104        assertEquals(sDockedDividerWindow, windows.get(7));
105        assertEquals(sStatusBarWindow, windows.get(8));
106        assertEquals(sNavBarWindow, windows.get(9));
107
108        // Test backward traversal.
109        windows.clear();
110        sDisplayContent.forAllWindows(w -> {windows.add(w);}, true /* traverseTopToBottom */);
111
112        assertEquals(sWallpaperWindow, windows.get(9));
113        assertEquals(sChildAppWindowBelow, windows.get(8));
114        assertEquals(sAppWindow, windows.get(7));
115        assertEquals(sChildAppWindowAbove, windows.get(6));
116        assertEquals(imeAppTarget, windows.get(5));
117        assertEquals(sImeWindow, windows.get(4));
118        assertEquals(sImeDialogWindow, windows.get(3));
119        assertEquals(sDockedDividerWindow, windows.get(2));
120        assertEquals(sStatusBarWindow, windows.get(1));
121        assertEquals(sNavBarWindow, windows.get(0));
122
123        // Clean-up
124        sWm.mInputMethodTarget = null;
125        imeAppTarget.removeImmediately();
126    }
127
128    @Test
129    public void testForAllWindows_WithInBetweenWindowToken() throws Exception {
130        // This window is set-up to be z-ordered between some windows that go in the same token like
131        // the nav bar and status bar.
132        final WindowState voiceInteractionWindow = createWindow(null, TYPE_VOICE_INTERACTION,
133                sDisplayContent, "voiceInteractionWindow");
134
135        final ArrayList<WindowState> windows = new ArrayList();
136
137        // Test forward traversal.
138        sDisplayContent.forAllWindows(w -> {windows.add(w);}, false /* traverseTopToBottom */);
139
140        assertEquals(sWallpaperWindow, windows.get(0));
141        assertEquals(sChildAppWindowBelow, windows.get(1));
142        assertEquals(sAppWindow, windows.get(2));
143        assertEquals(sChildAppWindowAbove, windows.get(3));
144        assertEquals(sDockedDividerWindow, windows.get(4));
145        assertEquals(voiceInteractionWindow, windows.get(5));
146        assertEquals(sStatusBarWindow, windows.get(6));
147        assertEquals(sNavBarWindow, windows.get(7));
148        assertEquals(sImeWindow, windows.get(8));
149        assertEquals(sImeDialogWindow, windows.get(9));
150
151        // Test backward traversal.
152        windows.clear();
153        sDisplayContent.forAllWindows(w -> {windows.add(w);}, true /* traverseTopToBottom */);
154
155        assertEquals(sWallpaperWindow, windows.get(9));
156        assertEquals(sChildAppWindowBelow, windows.get(8));
157        assertEquals(sAppWindow, windows.get(7));
158        assertEquals(sChildAppWindowAbove, windows.get(6));
159        assertEquals(sDockedDividerWindow, windows.get(5));
160        assertEquals(voiceInteractionWindow, windows.get(4));
161        assertEquals(sStatusBarWindow, windows.get(3));
162        assertEquals(sNavBarWindow, windows.get(2));
163        assertEquals(sImeWindow, windows.get(1));
164        assertEquals(sImeDialogWindow, windows.get(0));
165
166        voiceInteractionWindow.removeImmediately();
167    }
168}
169