| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.settings.display; |
| |
| import static android.content.Context.POWER_SERVICE; |
| import static com.google.common.truth.Truth.assertThat; |
| import static org.mockito.Matchers.anyString; |
| import static org.mockito.Mockito.doReturn; |
| import static org.mockito.Mockito.reset; |
| import static org.mockito.Mockito.spy; |
| import static org.mockito.Mockito.verify; |
| import static org.mockito.Mockito.when; |
| |
| import android.content.ContentResolver; |
| import android.content.Context; |
| import android.os.PowerManager; |
| import android.provider.Settings.System; |
| import android.support.v7.preference.Preference; |
| import android.support.v7.preference.PreferenceScreen; |
| |
| import com.android.settings.testutils.SettingsRobolectricTestRunner; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.Mock; |
| import org.mockito.MockitoAnnotations; |
| import org.robolectric.RuntimeEnvironment; |
| import org.robolectric.shadow.api.Shadow; |
| import org.robolectric.shadows.ShadowApplication; |
| import org.robolectric.shadows.ShadowContentResolver; |
| |
| @RunWith(SettingsRobolectricTestRunner.class) |
| public class BrightnessLevelPreferenceControllerTest { |
| |
| @Mock |
| private PowerManager mPowerManager; |
| @Mock |
| private PreferenceScreen mScreen; |
| @Mock |
| private Preference mPreference; |
| |
| private Context mContext; |
| |
| private ContentResolver mContentResolver; |
| |
| private BrightnessLevelPreferenceController mController; |
| |
| @Before |
| public void setUp() { |
| MockitoAnnotations.initMocks(this); |
| mContext = RuntimeEnvironment.application; |
| mContentResolver = mContext.getContentResolver(); |
| when(mPowerManager.getMinimumScreenBrightnessSetting()).thenReturn(0); |
| when(mPowerManager.getMaximumScreenBrightnessSetting()).thenReturn(100); |
| when(mPowerManager.getMinimumScreenBrightnessForVrSetting()).thenReturn(0); |
| when(mPowerManager.getMaximumScreenBrightnessForVrSetting()).thenReturn(100); |
| ShadowApplication.getInstance().setSystemService(POWER_SERVICE, |
| mPowerManager); |
| when(mScreen.findPreference(anyString())).thenReturn(mPreference); |
| mController = spy(new BrightnessLevelPreferenceController(mContext, null)); |
| doReturn(false).when(mController).isInVrMode(); |
| } |
| |
| @Test |
| public void isAvailable_shouldAlwaysReturnTrue() { |
| assertThat(mController.isAvailable()).isTrue(); |
| } |
| |
| @Test |
| public void isInVrMode_noVrManager_shouldAlwaysReturnFalse() { |
| doReturn(null).when(mController).safeGetVrManager(); |
| assertThat(mController.isInVrMode()).isFalse(); |
| } |
| |
| @Test |
| public void onStart_shouldRegisterObserver() { |
| BrightnessLevelPreferenceController controller = |
| new BrightnessLevelPreferenceController(mContext, null); |
| ShadowContentResolver shadowContentResolver = Shadow.extract(mContentResolver); |
| |
| controller.onStart(); |
| |
| assertThat(shadowContentResolver.getContentObservers( |
| System.getUriFor(System.SCREEN_BRIGHTNESS))).isNotEmpty(); |
| assertThat(shadowContentResolver.getContentObservers( |
| System.getUriFor(System.SCREEN_BRIGHTNESS_FOR_VR))).isNotEmpty(); |
| assertThat(shadowContentResolver.getContentObservers( |
| System.getUriFor(System.SCREEN_AUTO_BRIGHTNESS_ADJ))).isNotEmpty(); |
| } |
| |
| @Test |
| public void onStop_shouldUnregisterObserver() { |
| BrightnessLevelPreferenceController controller = |
| new BrightnessLevelPreferenceController(mContext, null); |
| ShadowContentResolver shadowContentResolver = Shadow.extract(mContext.getContentResolver()); |
| |
| controller.displayPreference(mScreen); |
| controller.onStart(); |
| controller.onStop(); |
| |
| assertThat(shadowContentResolver.getContentObservers( |
| System.getUriFor(System.SCREEN_BRIGHTNESS))).isEmpty(); |
| assertThat(shadowContentResolver.getContentObservers( |
| System.getUriFor(System.SCREEN_BRIGHTNESS_FOR_VR))).isEmpty(); |
| assertThat(shadowContentResolver.getContentObservers( |
| System.getUriFor(System.SCREEN_AUTO_BRIGHTNESS_ADJ))).isEmpty(); |
| } |
| |
| @Test |
| public void updateState_inVrMode_shouldSetSummaryToVrBrightness() { |
| doReturn(true).when(mController).isInVrMode(); |
| System.putInt(mContentResolver, System.SCREEN_BRIGHTNESS_FOR_VR, 85); |
| |
| mController.updateState(mPreference); |
| |
| verify(mPreference).setSummary("97%"); |
| } |
| |
| @Test |
| public void updateState_autoBrightness_shouldSetSummaryToAutoBrightness() { |
| doReturn(false).when(mController).isInVrMode(); |
| System.putInt(mContentResolver, System.SCREEN_BRIGHTNESS_MODE, |
| System.SCREEN_BRIGHTNESS_MODE_AUTOMATIC); |
| |
| System.putInt(mContentResolver, System.SCREEN_BRIGHTNESS, 31); |
| |
| mController.updateState(mPreference); |
| |
| verify(mPreference).setSummary("78%"); |
| } |
| |
| @Test |
| public void updateState_manualBrightness_shouldSetSummaryToScreenBrightness() { |
| doReturn(false).when(mController).isInVrMode(); |
| System.putInt(mContentResolver, System.SCREEN_BRIGHTNESS_MODE, |
| System.SCREEN_BRIGHTNESS_MODE_MANUAL); |
| |
| System.putInt(mContentResolver, System.SCREEN_BRIGHTNESS, 45); |
| |
| mController.updateState(mPreference); |
| |
| verify(mPreference).setSummary("85%"); |
| } |
| |
| @Test |
| public void updateState_brightnessOutOfRange_shouldSetSummaryInRange() { |
| // VR mode |
| doReturn(true).when(mController).isInVrMode(); |
| |
| System.putInt(mContentResolver, System.SCREEN_BRIGHTNESS_FOR_VR, 105); |
| mController.updateState(mPreference); |
| verify(mPreference).setSummary("100%"); |
| |
| System.putInt(mContentResolver, System.SCREEN_BRIGHTNESS_FOR_VR, -20); |
| mController.updateState(mPreference); |
| verify(mPreference).setSummary("0%"); |
| |
| // Auto mode |
| doReturn(false).when(mController).isInVrMode(); |
| System.putInt(mContentResolver, System.SCREEN_BRIGHTNESS_MODE, |
| System.SCREEN_BRIGHTNESS_MODE_AUTOMATIC); |
| |
| reset(mPreference); |
| System.putInt(mContentResolver, System.SCREEN_BRIGHTNESS, 115); |
| mController.updateState(mPreference); |
| verify(mPreference).setSummary("100%"); |
| |
| System.putInt(mContentResolver, System.SCREEN_BRIGHTNESS, -10); |
| mController.updateState(mPreference); |
| verify(mPreference).setSummary("0%"); |
| |
| // Manual mode |
| System.putInt(mContentResolver, System.SCREEN_BRIGHTNESS_MODE, |
| System.SCREEN_BRIGHTNESS_MODE_MANUAL); |
| |
| reset(mPreference); |
| System.putInt(mContentResolver, System.SCREEN_BRIGHTNESS, 115); |
| mController.updateState(mPreference); |
| verify(mPreference).setSummary("100%"); |
| |
| System.putInt(mContentResolver, System.SCREEN_BRIGHTNESS, -10); |
| mController.updateState(mPreference); |
| verify(mPreference).setSummary("0%"); |
| } |
| } |