DisplayManagerServiceTest.java revision b0608636a29bcec8ecb4391cd50f29f68b3e7e81 
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.display;
18
19import android.content.Context;
20import android.hardware.display.DisplayManager;
21import android.hardware.display.DisplayViewport;
22import android.hardware.display.IVirtualDisplayCallback;
23import android.hardware.input.InputManagerInternal;
24import android.os.Handler;
25import android.os.IBinder;
26import android.test.AndroidTestCase;
27import android.test.suitebuilder.annotation.SmallTest;
28import android.view.SurfaceControl;
29import android.view.WindowManagerInternal;
30
31import com.android.server.LocalServices;
32import com.android.server.display.DisplayManagerService.SyncRoot;
33import com.android.server.display.VirtualDisplayAdapter.SurfaceControlDisplayFactory;
34
35import org.mockito.ArgumentCaptor;
36import org.mockito.Mock;
37import org.mockito.MockitoAnnotations;
38
39import java.util.List;
40
41import static org.mockito.Matchers.any;
42import static org.mockito.Mockito.verify;
43import static org.mockito.Mockito.when;
44
45@SmallTest
46public class DisplayManagerServiceTest extends AndroidTestCase {
47    private Handler mHandler;
48    private DisplayManagerService mDisplayManager;
49    @Mock InputManagerInternal mMockInputManagerInternal;
50    @Mock IVirtualDisplayCallback.Stub mMockAppToken;
51    @Mock WindowManagerInternal mMockWindowManagerInternal;
52    @Mock VirtualDisplayAdapter mMockVirtualDisplayAdapter;
53    @Mock IBinder mMockDisplayToken;
54
55    @Override
56    protected void setUp() throws Exception {
57        MockitoAnnotations.initMocks(this);
58        mDisplayManager = new DisplayManagerService(mContext,
59        new DisplayManagerService.Injector() {
60            @Override
61            VirtualDisplayAdapter getVirtualDisplayAdapter(SyncRoot syncRoot, Context context,
62                    Handler handler, DisplayAdapter.Listener displayAdapterListener) {
63                return new VirtualDisplayAdapter(syncRoot, context, handler, displayAdapterListener,
64                        (String name, boolean secure) -> mMockDisplayToken);
65            }
66        });
67        mHandler = mDisplayManager.getDisplayHandler();
68
69        LocalServices.removeServiceForTest(InputManagerInternal.class);
70        LocalServices.addService(InputManagerInternal.class, mMockInputManagerInternal);
71        LocalServices.removeServiceForTest(WindowManagerInternal.class);
72        LocalServices.addService(WindowManagerInternal.class, mMockWindowManagerInternal);
73
74        mDisplayManager.systemReady(false /* safeMode */, false /* onlyCore */);
75        mDisplayManager.windowManagerAndInputReady();
76        super.setUp();
77    }
78
79    @Override
80    protected void tearDown() throws Exception {
81        super.tearDown();
82    }
83
84    public void testCreateVirtualDisplay_sentToInputManager() throws Exception {
85        // This is effectively the DisplayManager service published to ServiceManager.
86        DisplayManagerService.BinderService bs = mDisplayManager.new BinderService();
87
88        String uniqueId = "uniqueId --- Test";
89        String uniqueIdPrefix = "virtual:" + mContext.getPackageName() + ":";
90        int width = 600;
91        int height = 800;
92        int dpi = 320;
93        int flags = DisplayManager.VIRTUAL_DISPLAY_FLAG_SUPPORTS_TOUCH;
94
95        when(mMockAppToken.asBinder()).thenReturn(mMockAppToken);
96        int displayId = bs.createVirtualDisplay(mMockAppToken /* callback */,
97                null /* projection */, "com.android.frameworks.servicestests",
98                "Test Virtual Display", width, height, dpi, null /* surface */, flags /* flags */,
99                uniqueId);
100
101        mDisplayManager.performTraversalInTransactionFromWindowManagerInternal();
102
103        // flush the handler
104        mHandler.runWithScissors(() -> {}, 0 /* now */);
105
106        ArgumentCaptor<List<DisplayViewport>> virtualViewportCaptor =
107                ArgumentCaptor.forClass(List.class);
108        verify(mMockInputManagerInternal).setDisplayViewports(
109                any(), any(), virtualViewportCaptor.capture());
110
111        assertEquals(1, virtualViewportCaptor.getValue().size());
112        DisplayViewport dv = virtualViewportCaptor.getValue().get(0);
113        assertEquals(height, dv.deviceHeight);
114        assertEquals(width, dv.deviceWidth);
115        assertEquals(uniqueIdPrefix + uniqueId, dv.uniqueId);
116        assertEquals(displayId, dv.displayId);
117    }
118}
119