1 /*
2  * Copyright (C) 2020 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.keyguard;
18 
19 import static com.google.common.truth.Truth.assertThat;
20 
21 import static org.mockito.AdditionalAnswers.answerVoid;
22 import static org.mockito.ArgumentMatchers.any;
23 import static org.mockito.ArgumentMatchers.anyLong;
24 import static org.mockito.ArgumentMatchers.anyString;
25 import static org.mockito.Mockito.doAnswer;
26 import static org.mockito.Mockito.doThrow;
27 import static org.mockito.Mockito.never;
28 import static org.mockito.Mockito.spy;
29 import static org.mockito.Mockito.verify;
30 import static org.mockito.Mockito.when;
31 
32 import android.app.admin.IKeyguardCallback;
33 import android.app.admin.IKeyguardClient;
34 import android.content.ComponentName;
35 import android.content.Intent;
36 import android.os.Handler;
37 import android.os.RemoteException;
38 import android.testing.AndroidTestingRunner;
39 import android.testing.TestableLooper;
40 import android.testing.TestableLooper.RunWithLooper;
41 import android.testing.ViewUtils;
42 import android.view.SurfaceControlViewHost;
43 import android.view.SurfaceView;
44 
45 import androidx.test.filters.SmallTest;
46 
47 import com.android.systemui.SysuiTestCase;
48 
49 import org.junit.After;
50 import org.junit.Before;
51 import org.junit.Test;
52 import org.junit.runner.RunWith;
53 import org.mockito.ArgumentCaptor;
54 import org.mockito.Mock;
55 import org.mockito.MockitoAnnotations;
56 
57 @RunWithLooper
58 @RunWith(AndroidTestingRunner.class)
59 @SmallTest
60 public class AdminSecondaryLockScreenControllerTest extends SysuiTestCase {
61 
62     private static final int TARGET_USER_ID = KeyguardUpdateMonitor.getCurrentUser();
63 
64     private AdminSecondaryLockScreenController mTestController;
65     private ComponentName mComponentName;
66     private Intent mServiceIntent;
67     private TestableLooper mTestableLooper;
68     private KeyguardSecurityContainer mKeyguardSecurityContainer;
69 
70     @Mock
71     private Handler mHandler;
72     @Mock
73     private IKeyguardClient.Stub mKeyguardClient;
74     @Mock
75     private KeyguardSecurityCallback mKeyguardCallback;
76     @Mock
77     private KeyguardUpdateMonitor mUpdateMonitor;
78     @Mock
79     private SurfaceControlViewHost.SurfacePackage mSurfacePackage;
80 
81     @Before
setUp()82     public void setUp() {
83         MockitoAnnotations.initMocks(this);
84 
85         mKeyguardSecurityContainer = spy(new KeyguardSecurityContainer(mContext));
86         ViewUtils.attachView(mKeyguardSecurityContainer);
87 
88         mTestableLooper = TestableLooper.get(this);
89         mComponentName = new ComponentName(mContext, "FakeKeyguardClient.class");
90         mServiceIntent = new Intent().setComponent(mComponentName);
91 
92         mContext.addMockService(mComponentName, mKeyguardClient);
93         // Have Stub.asInterface return the mocked interface.
94         when(mKeyguardClient.queryLocalInterface(anyString())).thenReturn(mKeyguardClient);
95         when(mKeyguardClient.asBinder()).thenReturn(mKeyguardClient);
96 
97         mTestController = new AdminSecondaryLockScreenController.Factory(
98                 mContext, mKeyguardSecurityContainer, mUpdateMonitor, mHandler)
99                 .create(mKeyguardCallback);
100     }
101 
102     @After
tearDown()103     public void tearDown() {
104         ViewUtils.detachView(mKeyguardSecurityContainer);
105     }
106 
107     @Test
testShow()108     public void testShow() throws Exception {
109         doAnswer(invocation -> {
110             IKeyguardCallback callback = (IKeyguardCallback) invocation.getArguments()[1];
111             callback.onRemoteContentReady(mSurfacePackage);
112             return null;
113         }).when(mKeyguardClient).onCreateKeyguardSurface(any(), any(IKeyguardCallback.class));
114 
115         mTestController.show(mServiceIntent);
116 
117         verifySurfaceReady();
118         assertThat(mContext.isBound(mComponentName)).isTrue();
119     }
120 
121     @Test
testShow_dismissedByCallback()122     public void testShow_dismissedByCallback() throws Exception {
123         doAnswer(answerVoid(Runnable::run)).when(mHandler).post(any(Runnable.class));
124         doAnswer(invocation -> {
125             IKeyguardCallback callback = (IKeyguardCallback) invocation.getArguments()[1];
126             callback.onDismiss();
127             return null;
128         }).when(mKeyguardClient).onCreateKeyguardSurface(any(), any(IKeyguardCallback.class));
129 
130         mTestController.show(mServiceIntent);
131 
132         verifyViewDismissed(verifySurfaceReady());
133     }
134 
135     @Test
testHide()136     public void testHide() throws Exception {
137         // Show the view first, then hide.
138         doAnswer(invocation -> {
139             IKeyguardCallback callback = (IKeyguardCallback) invocation.getArguments()[1];
140             callback.onRemoteContentReady(mSurfacePackage);
141             return null;
142         }).when(mKeyguardClient).onCreateKeyguardSurface(any(), any(IKeyguardCallback.class));
143 
144         mTestController.show(mServiceIntent);
145         SurfaceView v = verifySurfaceReady();
146 
147         mTestController.hide();
148         verify(mKeyguardSecurityContainer).removeView(v);
149         assertThat(mContext.isBound(mComponentName)).isFalse();
150     }
151 
152     @Test
testHide_notShown()153     public void testHide_notShown() throws Exception {
154         mTestController.hide();
155         // Nothing should happen if trying to hide when the view isn't attached yet.
156         verify(mKeyguardSecurityContainer, never()).removeView(any(SurfaceView.class));
157     }
158 
159     @Test
testDismissed_onCreateKeyguardSurface_RemoteException()160     public void testDismissed_onCreateKeyguardSurface_RemoteException() throws Exception {
161         doThrow(new RemoteException()).when(mKeyguardClient)
162                 .onCreateKeyguardSurface(any(), any(IKeyguardCallback.class));
163 
164         mTestController.show(mServiceIntent);
165 
166         verifyViewDismissed(verifySurfaceReady());
167     }
168 
169     @Test
testDismissed_onCreateKeyguardSurface_timeout()170     public void testDismissed_onCreateKeyguardSurface_timeout() throws Exception {
171         // Mocked KeyguardClient never handles the onCreateKeyguardSurface, so the operation
172         // times out, resulting in the view being dismissed.
173         doAnswer(answerVoid(Runnable::run)).when(mHandler)
174                 .postDelayed(any(Runnable.class), anyLong());
175 
176         mTestController.show(mServiceIntent);
177 
178         verifyViewDismissed(verifySurfaceReady());
179     }
180 
verifySurfaceReady()181     private SurfaceView verifySurfaceReady() throws Exception {
182         mTestableLooper.processAllMessages();
183         ArgumentCaptor<SurfaceView> captor = ArgumentCaptor.forClass(SurfaceView.class);
184         verify(mKeyguardSecurityContainer).addView(captor.capture());
185 
186         mTestableLooper.processAllMessages();
187         verify(mKeyguardClient).onCreateKeyguardSurface(any(), any(IKeyguardCallback.class));
188         return captor.getValue();
189     }
190 
verifyViewDismissed(SurfaceView v)191     private void verifyViewDismissed(SurfaceView v) throws Exception {
192         verify(mKeyguardSecurityContainer).removeView(v);
193         verify(mKeyguardCallback).dismiss(true, TARGET_USER_ID, true);
194         assertThat(mContext.isBound(mComponentName)).isFalse();
195     }
196 }
197