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 
17 package com.android.settings.development;
18 
19 import static com.google.common.truth.Truth.assertThat;
20 
21 import static org.mockito.Mockito.verify;
22 import static org.mockito.Mockito.when;
23 
24 import android.os.SystemProperties;
25 import android.view.ThreadedRenderer;
26 
27 import androidx.preference.PreferenceScreen;
28 import androidx.preference.SwitchPreference;
29 
30 import org.junit.Before;
31 import org.junit.Test;
32 import org.junit.runner.RunWith;
33 import org.mockito.Mock;
34 import org.mockito.MockitoAnnotations;
35 import org.robolectric.RobolectricTestRunner;
36 import org.robolectric.RuntimeEnvironment;
37 
38 @RunWith(RobolectricTestRunner.class)
39 public class HardwareLayersUpdatesPreferenceControllerTest {
40 
41     @Mock
42     private SwitchPreference mPreference;
43     @Mock
44     private PreferenceScreen mPreferenceScreen;
45 
46     private HardwareLayersUpdatesPreferenceController mController;
47 
48     @Before
setup()49     public void setup() {
50         MockitoAnnotations.initMocks(this);
51         mController = new HardwareLayersUpdatesPreferenceController(RuntimeEnvironment.application);
52         when(mPreferenceScreen.findPreference(mController.getPreferenceKey()))
53             .thenReturn(mPreference);
54         mController.displayPreference(mPreferenceScreen);
55     }
56 
57     @Test
onPreferenceChanged_settingEnabled_turnOnHardwareLayersUpdates()58     public void onPreferenceChanged_settingEnabled_turnOnHardwareLayersUpdates() {
59         mController.onPreferenceChange(mPreference, true /* new value */);
60 
61         final boolean mode = SystemProperties
62             .getBoolean(ThreadedRenderer.DEBUG_SHOW_LAYERS_UPDATES_PROPERTY, false /* default */);
63 
64         assertThat(mode).isTrue();
65     }
66 
67     @Test
onPreferenceChanged_settingDisabled_turnOffHardwareLayersUpdates()68     public void onPreferenceChanged_settingDisabled_turnOffHardwareLayersUpdates() {
69         mController.onPreferenceChange(mPreference, false /* new value */);
70 
71         final boolean mode = SystemProperties
72             .getBoolean(ThreadedRenderer.DEBUG_SHOW_LAYERS_UPDATES_PROPERTY, false /* default */);
73 
74         assertThat(mode).isFalse();
75     }
76 
77     @Test
updateState_settingEnabled_preferenceShouldBeChecked()78     public void updateState_settingEnabled_preferenceShouldBeChecked() {
79         SystemProperties
80             .set(ThreadedRenderer.DEBUG_SHOW_LAYERS_UPDATES_PROPERTY, Boolean.toString(true));
81         mController.updateState(mPreference);
82 
83         verify(mPreference).setChecked(true);
84     }
85 
86     @Test
updateState_settingDisabled_preferenceShouldNotBeChecked()87     public void updateState_settingDisabled_preferenceShouldNotBeChecked() {
88         SystemProperties
89             .set(ThreadedRenderer.DEBUG_SHOW_LAYERS_UPDATES_PROPERTY, Boolean.toString(false));
90         mController.updateState(mPreference);
91 
92         verify(mPreference).setChecked(false);
93     }
94 
95     @Test
onDeveloperOptionsDisabled_shouldDisablePreference()96     public void onDeveloperOptionsDisabled_shouldDisablePreference() {
97         mController.onDeveloperOptionsDisabled();
98 
99         verify(mPreference).setEnabled(false);
100         verify(mPreference).setChecked(false);
101     }
102 }
103