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.settings.development; 18 19 import static com.google.common.truth.Truth.assertThat; 20 21 import static org.mockito.ArgumentMatchers.anyBoolean; 22 import static org.mockito.Mockito.verify; 23 import static org.mockito.Mockito.when; 24 25 import android.content.Context; 26 import android.os.SystemProperties; 27 28 import androidx.preference.PreferenceScreen; 29 import androidx.preference.SwitchPreference; 30 31 import org.junit.Before; 32 import org.junit.Rule; 33 import org.junit.Test; 34 import org.junit.runner.RunWith; 35 import org.mockito.Mock; 36 import org.mockito.junit.MockitoJUnit; 37 import org.mockito.junit.MockitoRule; 38 import org.robolectric.RobolectricTestRunner; 39 import org.robolectric.RuntimeEnvironment; 40 41 @RunWith(RobolectricTestRunner.class) 42 public final class EnableBlursPreferenceControllerTest { 43 44 @Mock 45 private SwitchPreference mPreference; 46 @Mock 47 private PreferenceScreen mPreferenceScreen; 48 49 @Rule 50 public MockitoRule mockitoRule = MockitoJUnit.rule(); 51 52 private Context mContext; 53 private EnableBlursPreferenceController mController; 54 55 @Before setup()56 public void setup() { 57 mContext = RuntimeEnvironment.application; 58 mController = new EnableBlursPreferenceController(mContext, true); 59 when(mPreferenceScreen.findPreference(mController.getPreferenceKey())).thenReturn( 60 mPreference); 61 mController.displayPreference(mPreferenceScreen); 62 } 63 64 @Test onPreferenceChanged_settingEnabled_enableBlurs()65 public void onPreferenceChanged_settingEnabled_enableBlurs() { 66 mController.onPreferenceChange(mPreference, true /* new value */); 67 68 final boolean mode = SystemProperties 69 .getBoolean(EnableBlursPreferenceController.DISABLE_BLURS_SYSPROP, 70 false /* default */); 71 assertThat(mode).isFalse(); 72 } 73 74 @Test onPreferenceChanged_settingDisabled_disableBlurs()75 public void onPreferenceChanged_settingDisabled_disableBlurs() { 76 mController.onPreferenceChange(mPreference, false /* new value */); 77 78 final boolean mode = SystemProperties 79 .getBoolean(EnableBlursPreferenceController.DISABLE_BLURS_SYSPROP, 80 false /* default */); 81 82 assertThat(mode).isTrue(); 83 } 84 85 @Test updateState_settingEnabled_preferenceShouldNotBeChecked()86 public void updateState_settingEnabled_preferenceShouldNotBeChecked() { 87 SystemProperties.set(EnableBlursPreferenceController.DISABLE_BLURS_SYSPROP, "1"); 88 mController.updateState(mPreference); 89 90 verify(mPreference).setChecked(false); 91 } 92 93 @Test updateState_settingDisabled_preferenceShouldBeChecked()94 public void updateState_settingDisabled_preferenceShouldBeChecked() { 95 SystemProperties.set(EnableBlursPreferenceController.DISABLE_BLURS_SYSPROP, "0"); 96 mController.updateState(mPreference); 97 98 verify(mPreference).setChecked(true); 99 } 100 101 @Test onDeveloperOptionsDisabled_shouldResetPreference()102 public void onDeveloperOptionsDisabled_shouldResetPreference() { 103 mController.onDeveloperOptionsDisabled(); 104 // Can predict true or false, depends on device config. 105 verify(mPreference).setChecked(anyBoolean()); 106 } 107 108 @Test isAvailable_whenSupported()109 public void isAvailable_whenSupported() { 110 assertThat(mController.isAvailable()).isTrue(); 111 112 mController = new EnableBlursPreferenceController(mContext, false); 113 assertThat(mController.isAvailable()).isFalse(); 114 } 115 } 116