1 /*
2  * Copyright (C) 2022 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.settings.accessibility;
18 
19 import static com.android.settings.accessibility.AccessibilityUtil.State.OFF;
20 import static com.android.settings.accessibility.MagnificationCapabilities.MagnificationMode;
21 import static com.android.settings.core.BasePreferenceController.AVAILABLE;
22 import static com.android.settings.core.BasePreferenceController.CONDITIONALLY_UNAVAILABLE;
23 
24 import static com.google.common.truth.Truth.assertThat;
25 
26 import static org.mockito.Mockito.reset;
27 import static org.mockito.Mockito.spy;
28 import static org.mockito.Mockito.verify;
29 
30 import android.content.Context;
31 import android.provider.Settings;
32 
33 import androidx.preference.PreferenceManager;
34 import androidx.preference.PreferenceScreen;
35 import androidx.preference.SwitchPreference;
36 import androidx.test.core.app.ApplicationProvider;
37 
38 import org.junit.Before;
39 import org.junit.Test;
40 import org.junit.runner.RunWith;
41 import org.robolectric.RobolectricTestRunner;
42 import org.robolectric.shadow.api.Shadow;
43 import org.robolectric.shadows.ShadowContentResolver;
44 
45 @RunWith(RobolectricTestRunner.class)
46 public class MagnificationAlwaysOnPreferenceControllerTest {
47 
48     private static final String KEY_ALWAYS_ON =
49             Settings.Secure.ACCESSIBILITY_MAGNIFICATION_ALWAYS_ON_ENABLED;
50 
51     private Context mContext;
52     private ShadowContentResolver mShadowContentResolver;
53     private SwitchPreference mSwitchPreference;
54     private MagnificationAlwaysOnPreferenceController mController;
55 
56     @Before
setUp()57     public void setUp() {
58         mContext = ApplicationProvider.getApplicationContext();
59         mShadowContentResolver = Shadow.extract(mContext.getContentResolver());
60 
61         final PreferenceManager preferenceManager = new PreferenceManager(mContext);
62         final PreferenceScreen screen = preferenceManager.createPreferenceScreen(mContext);
63         mSwitchPreference = spy(new SwitchPreference(mContext));
64         mSwitchPreference.setKey(MagnificationAlwaysOnPreferenceController.PREF_KEY);
65         screen.addPreference(mSwitchPreference);
66 
67         mController = new MagnificationAlwaysOnPreferenceController(mContext,
68                 MagnificationAlwaysOnPreferenceController.PREF_KEY);
69         mController.displayPreference(screen);
70         mController.updateState(mSwitchPreference);
71 
72         reset(mSwitchPreference);
73     }
74 
75     @Test
performClick_switchDefaultStateForAlwaysOn_shouldReturnFalse()76     public void performClick_switchDefaultStateForAlwaysOn_shouldReturnFalse() {
77         mSwitchPreference.performClick();
78 
79         verify(mSwitchPreference).setChecked(false);
80         assertThat(mController.isChecked()).isFalse();
81         assertThat(mSwitchPreference.isChecked()).isFalse();
82     }
83 
84     @Test
updateState_disableAlwaysOn_shouldReturnFalse()85     public void updateState_disableAlwaysOn_shouldReturnFalse() {
86         Settings.Secure.putInt(mContext.getContentResolver(), KEY_ALWAYS_ON, OFF);
87 
88         mController.updateState(mSwitchPreference);
89 
90         verify(mSwitchPreference).setChecked(false);
91         assertThat(mController.isChecked()).isFalse();
92         assertThat(mSwitchPreference.isChecked()).isFalse();
93     }
94 
95     @Test
onResume_verifyRegisterCapabilityObserver()96     public void onResume_verifyRegisterCapabilityObserver() {
97         mController.onResume();
98         assertThat(mShadowContentResolver.getContentObservers(
99                 Settings.Secure.getUriFor(Settings.Secure.ACCESSIBILITY_MAGNIFICATION_CAPABILITY)))
100                 .hasSize(1);
101     }
102 
103     @Test
onPause_verifyUnregisterCapabilityObserver()104     public void onPause_verifyUnregisterCapabilityObserver() {
105         mController.onResume();
106         mController.onPause();
107         assertThat(mShadowContentResolver.getContentObservers(
108                 Settings.Secure.getUriFor(Settings.Secure.ACCESSIBILITY_MAGNIFICATION_CAPABILITY)))
109                 .isEmpty();
110     }
111 
112     @Test
updateState_windowModeOnly_preferenceBecomesUnavailable()113     public void updateState_windowModeOnly_preferenceBecomesUnavailable() {
114         MagnificationCapabilities.setCapabilities(mContext, MagnificationMode.WINDOW);
115 
116         mController.updateState(mSwitchPreference);
117         assertThat(mSwitchPreference.isEnabled()).isFalse();
118     }
119 
120     @Test
updateState_fullscreenModeOnly_preferenceIsAvailable()121     public void updateState_fullscreenModeOnly_preferenceIsAvailable() {
122         MagnificationCapabilities.setCapabilities(mContext, MagnificationMode.FULLSCREEN);
123 
124         mController.updateState(mSwitchPreference);
125         assertThat(mSwitchPreference.isEnabled()).isTrue();
126     }
127 
128     @Test
updateState_switchMode_preferenceIsAvailable()129     public void updateState_switchMode_preferenceIsAvailable() {
130         MagnificationCapabilities.setCapabilities(mContext, MagnificationMode.ALL);
131 
132         mController.updateState(mSwitchPreference);
133         assertThat(mSwitchPreference.isEnabled()).isTrue();
134     }
135 
136     @Test
getAvailableStatus_notInSetupWizard_returnAvailable()137     public void getAvailableStatus_notInSetupWizard_returnAvailable() {
138         assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE);
139     }
140 
141     @Test
getAvailableStatus_inSetupWizard_returnConditionallyUnavailable()142     public void getAvailableStatus_inSetupWizard_returnConditionallyUnavailable() {
143         mController.setInSetupWizard(true);
144         assertThat(mController.getAvailabilityStatus()).isEqualTo(CONDITIONALLY_UNAVAILABLE);
145     }
146 }
147