1 /*
2  * Copyright (C) 2021 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.systemui.accessibility;
18 
19 import static com.google.common.truth.Truth.assertThat;
20 
21 import static org.mockito.ArgumentMatchers.anyString;
22 import static org.mockito.Mockito.never;
23 import static org.mockito.Mockito.verify;
24 import static org.mockito.Mockito.when;
25 
26 import android.app.ActivityManager;
27 import android.provider.Settings;
28 import android.testing.AndroidTestingRunner;
29 
30 import androidx.test.filters.SmallTest;
31 
32 import com.android.systemui.SysuiTestCase;
33 import com.android.systemui.settings.UserTracker;
34 
35 import org.junit.Before;
36 import org.junit.Rule;
37 import org.junit.Test;
38 import org.junit.runner.RunWith;
39 import org.mockito.Mock;
40 import org.mockito.junit.MockitoJUnit;
41 import org.mockito.junit.MockitoRule;
42 
43 /** Test for {@link AccessibilityButtonTargetsObserver}. */
44 @RunWith(AndroidTestingRunner.class)
45 @SmallTest
46 public class AccessibilityButtonTargetsObserverTest extends SysuiTestCase {
47     private static final int MY_USER_ID = ActivityManager.getCurrentUser();
48 
49     @Rule
50     public MockitoRule mockito = MockitoJUnit.rule();
51 
52     @Mock
53     private UserTracker mUserTracker;
54     @Mock
55     private AccessibilityButtonTargetsObserver.TargetsChangedListener mListener;
56 
57     private AccessibilityButtonTargetsObserver mAccessibilityButtonTargetsObserver;
58 
59     private static final String TEST_A11Y_BTN_TARGETS = "Magnification";
60 
61     @Before
setUp()62     public void setUp() {
63         when(mUserTracker.getUserId()).thenReturn(MY_USER_ID);
64         mAccessibilityButtonTargetsObserver = new AccessibilityButtonTargetsObserver(mContext,
65                 mUserTracker);
66     }
67 
68     @Test
onChange_haveListener_invokeCallback()69     public void onChange_haveListener_invokeCallback() {
70         mAccessibilityButtonTargetsObserver.addListener(mListener);
71         Settings.Secure.putStringForUser(mContext.getContentResolver(),
72                 Settings.Secure.ACCESSIBILITY_BUTTON_TARGETS, TEST_A11Y_BTN_TARGETS,
73                 MY_USER_ID);
74 
75         mAccessibilityButtonTargetsObserver.mContentObserver.onChange(false);
76 
77         verify(mListener).onAccessibilityButtonTargetsChanged(TEST_A11Y_BTN_TARGETS);
78     }
79 
80     @Test
onChange_listenerRemoved_noInvokeCallback()81     public void onChange_listenerRemoved_noInvokeCallback() {
82         mAccessibilityButtonTargetsObserver.addListener(mListener);
83         mAccessibilityButtonTargetsObserver.removeListener(mListener);
84         Settings.Secure.putStringForUser(mContext.getContentResolver(),
85                 Settings.Secure.ACCESSIBILITY_BUTTON_TARGETS, TEST_A11Y_BTN_TARGETS,
86                 MY_USER_ID);
87 
88         mAccessibilityButtonTargetsObserver.mContentObserver.onChange(false);
89 
90         verify(mListener, never()).onAccessibilityButtonTargetsChanged(anyString());
91     }
92 
93     @Test
getCurrentAccessibilityButtonTargets_expectedValue()94     public void getCurrentAccessibilityButtonTargets_expectedValue() {
95         Settings.Secure.putStringForUser(mContext.getContentResolver(),
96                 Settings.Secure.ACCESSIBILITY_BUTTON_TARGETS, TEST_A11Y_BTN_TARGETS,
97                 MY_USER_ID);
98 
99         final String actualValue =
100                 mAccessibilityButtonTargetsObserver.getCurrentAccessibilityButtonTargets();
101 
102         assertThat(actualValue).isEqualTo(TEST_A11Y_BTN_TARGETS);
103     }
104 }
105