GpuViewUpdatesPreferenceControllerTest.java revision 4fbf04cd1056928d1f2ef3c648b11112f80915de 
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.settings.development;
18
19import static com.google.common.truth.Truth.assertThat;
20
21import static org.mockito.Mockito.verify;
22import static org.mockito.Mockito.when;
23
24import android.content.Context;
25import android.support.v14.preference.SwitchPreference;
26import android.support.v7.preference.PreferenceScreen;
27import android.view.ThreadedRenderer;
28
29import com.android.settings.TestConfig;
30import com.android.settings.testutils.SettingsRobolectricTestRunner;
31import com.android.settings.testutils.shadow.SettingsShadowSystemProperties;
32
33import org.junit.After;
34import org.junit.Before;
35import org.junit.Test;
36import org.junit.runner.RunWith;
37import org.mockito.Mock;
38import org.mockito.MockitoAnnotations;
39import org.robolectric.RuntimeEnvironment;
40import org.robolectric.annotation.Config;
41
42@RunWith(SettingsRobolectricTestRunner.class)
43@Config(manifest = TestConfig.MANIFEST_PATH,
44        sdk = TestConfig.SDK_VERSION,
45        shadows = {SettingsShadowSystemProperties.class})
46public class GpuViewUpdatesPreferenceControllerTest {
47
48    @Mock
49    private SwitchPreference mPreference;
50    @Mock
51    private PreferenceScreen mPreferenceScreen;
52
53    private Context mContext;
54    private GpuViewUpdatesPreferenceController mController;
55
56    @Before
57    public void setup() {
58        MockitoAnnotations.initMocks(this);
59        mContext = RuntimeEnvironment.application;
60        mController = new GpuViewUpdatesPreferenceController(mContext);
61        when(mPreferenceScreen.findPreference(mController.getPreferenceKey())).thenReturn(
62                mPreference);
63        mController.displayPreference(mPreferenceScreen);
64    }
65
66    @After
67    public void tearDown() {
68        SettingsShadowSystemProperties.clear();
69    }
70
71    @Test
72    public void onPreferenceChanged_settingEnabled_turnOnGpuViewUpdates() {
73        mController.onPreferenceChange(mPreference, true /* new value */);
74
75        final boolean mode = SettingsShadowSystemProperties.getBoolean(
76                ThreadedRenderer.DEBUG_DIRTY_REGIONS_PROPERTY, false /* default */);
77
78        assertThat(mode).isTrue();
79    }
80
81    @Test
82    public void onPreferenceChanged_settingDisabled_turnOffGpuViewUpdates() {
83        mController.onPreferenceChange(mPreference, false /* new value */);
84
85        final boolean mode = SettingsShadowSystemProperties.getBoolean(
86                ThreadedRenderer.DEBUG_DIRTY_REGIONS_PROPERTY, false /* default */);
87
88        assertThat(mode).isFalse();
89    }
90
91    @Test
92    public void updateState_settingEnabled_preferenceShouldBeChecked() {
93        SettingsShadowSystemProperties.set(ThreadedRenderer.DEBUG_DIRTY_REGIONS_PROPERTY,
94                Boolean.toString(true));
95        mController.updateState(mPreference);
96
97        verify(mPreference).setChecked(true);
98    }
99
100    @Test
101    public void updateState_settingDisabled_preferenceShouldNotBeChecked() {
102        SettingsShadowSystemProperties.set(ThreadedRenderer.DEBUG_DIRTY_REGIONS_PROPERTY,
103                Boolean.toString(false));
104        mController.updateState(mPreference);
105
106        verify(mPreference).setChecked(false);
107    }
108
109    @Test
110    public void onDeveloperOptionsDisabled_shouldDisablePreference() {
111        mController.onDeveloperOptionsDisabled();
112
113        verify(mPreference).setEnabled(false);
114        verify(mPreference).setChecked(false);
115    }
116}
117