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      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 import static org.mockito.Mockito.verify;
     21 import static org.mockito.Mockito.when;
     22 
     23 import android.content.Context;
     24 import android.content.res.Resources;
     25 import android.provider.Settings;
     26 import android.support.v7.preference.ListPreference;
     27 import android.support.v7.preference.PreferenceScreen;
     28 
     29 import com.android.settings.R;
     30 import com.android.settings.testutils.SettingsRobolectricTestRunner;
     31 
     32 import org.junit.Before;
     33 import org.junit.Test;
     34 import org.junit.runner.RunWith;
     35 import org.mockito.Mock;
     36 import org.mockito.MockitoAnnotations;
     37 import org.robolectric.RuntimeEnvironment;
     38 
     39 @RunWith(SettingsRobolectricTestRunner.class)
     40 public class SecondaryDisplayPreferenceControllerTest {
     41 
     42     @Mock
     43     private ListPreference mPreference;
     44     @Mock
     45     private PreferenceScreen mScreen;
     46 
     47     /**
     48      * 0: None
     49      * 1: 480p
     50      * 2: 480p (secure)
     51      * 3: 720p
     52      * 4: 720p (secure)
     53      * 5: 1080p
     54      * 6: 1080p (secure)
     55      * 7: 4K
     56      * 8: 4K (secure)
     57      * 9: 4K (upscaled)
     58      * 10: 4K (upscaled, secure)
     59      * 11: 720p, 1080p (dual screen)
     60      */
     61     private String[] mListValues;
     62     private String[] mListSummaries;
     63     private Context mContext;
     64     private SecondaryDisplayPreferenceController mController;
     65 
     66     @Before
     67     public void setup() {
     68         MockitoAnnotations.initMocks(this);
     69         mContext = RuntimeEnvironment.application;
     70         final Resources resources = mContext.getResources();
     71         mListValues = resources.getStringArray(R.array.overlay_display_devices_values);
     72         mListSummaries = resources.getStringArray(R.array.overlay_display_devices_entries);
     73         mController = new SecondaryDisplayPreferenceController(mContext);
     74         when(mScreen.findPreference(mController.getPreferenceKey())).thenReturn(mPreference);
     75         mController.displayPreference(mScreen);
     76     }
     77 
     78     @Test
     79     public void onPreferenceChange_set480p_shouldEnable480p() {
     80         mController.onPreferenceChange(mPreference, mListValues[1]);
     81 
     82         final String value = Settings.Global.getString(mContext.getContentResolver(),
     83                 Settings.Global.OVERLAY_DISPLAY_DEVICES);
     84         assertThat(value).isEqualTo(mListValues[1]);
     85     }
     86 
     87     @Test
     88     public void onPreferenceChange_set720p_shouldEnable720p() {
     89         mController.onPreferenceChange(mPreference, mListValues[3]);
     90 
     91         final String value = Settings.Global.getString(mContext.getContentResolver(),
     92                 Settings.Global.OVERLAY_DISPLAY_DEVICES);
     93         assertThat(value).isEqualTo(mListValues[3]);
     94     }
     95 
     96     @Test
     97     public void updateState_set480p_shouldSetPreferenceTo480p() {
     98         Settings.Global.putString(mContext.getContentResolver(),
     99                 Settings.Global.OVERLAY_DISPLAY_DEVICES, mListValues[1]);
    100 
    101         mController.updateState(mPreference);
    102 
    103         verify(mPreference).setValue(mListValues[1]);
    104         verify(mPreference).setSummary(mListSummaries[1]);
    105     }
    106 
    107     @Test
    108     public void updateState_set720p_shouldSetPreferenceTo720p() {
    109         Settings.Global.putString(mContext.getContentResolver(),
    110                 Settings.Global.OVERLAY_DISPLAY_DEVICES, mListValues[3]);
    111 
    112         mController.updateState(mPreference);
    113 
    114         verify(mPreference).setValue(mListValues[3]);
    115         verify(mPreference).setSummary(mListSummaries[3]);
    116     }
    117 
    118     @Test
    119     public void updateState_nothingSet_shouldSetDefaultToNone() {
    120         mController.updateState(mPreference);
    121 
    122         verify(mPreference).setValue(mListValues[0]);
    123         verify(mPreference).setSummary(mListSummaries[0]);
    124     }
    125 
    126     @Test
    127     public void onDeveloperOptionsSwitchDisabled_shouldDisablePreferenceAndSetToNone() {
    128         mController.onDeveloperOptionsSwitchDisabled();
    129 
    130         final String value = Settings.Global.getString(mContext.getContentResolver(),
    131                 Settings.Global.OVERLAY_DISPLAY_DEVICES);
    132         assertThat(value).isNull();
    133         verify(mPreference).setEnabled(false);
    134         verify(mPreference).setValue(mListValues[0]);
    135         verify(mPreference).setSummary(mListSummaries[0]);
    136     }
    137 }
    138