tests/robotests/src/com/android/settings/development/EmulateDisplayCutoutPreferenceControllerTest.java

   1 /*
   2  * Copyright (C) 2018 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.ArgumentMatchers.any;
  21 import static org.mockito.ArgumentMatchers.anyInt;
  22 import static org.mockito.ArgumentMatchers.eq;
  23 import static org.mockito.Mockito.mock;
  24 import static org.mockito.Mockito.never;
  25 import static org.mockito.Mockito.verify;
  26 import static org.mockito.Mockito.when;
  27
  28 import android.content.Context;
  29 import android.content.om.IOverlayManager;
  30 import android.content.om.OverlayInfo;
  31 import android.content.pm.PackageManager;
  32 import android.os.RemoteException;
  33 import androidx.preference.ListPreference;
  34 import androidx.preference.PreferenceScreen;
  35 import android.view.DisplayCutout;
  36
  37 import com.android.settings.testutils.SettingsRobolectricTestRunner;
  38
  39 import org.junit.Before;
  40 import org.junit.Test;
  41 import org.junit.runner.RunWith;
  42 import org.mockito.Mock;
  43 import org.mockito.MockitoAnnotations;
  44
  45 import java.util.ArrayList;
  46 import java.util.Arrays;
  47
  48 @RunWith(SettingsRobolectricTestRunner.class)
  49 public class EmulateDisplayCutoutPreferenceControllerTest {
  50
  51     private static final OverlayInfo ONE_DISABLED = createFakeOverlay("emulation.one", false);
  52     private static final OverlayInfo ONE_ENABLED = createFakeOverlay("emulation.one", true);
  53     private static final OverlayInfo TWO_DISABLED = createFakeOverlay("emulation.two", false);
  54     private static final OverlayInfo TWO_ENABLED = createFakeOverlay("emulation.two", true);
  55
  56     @Mock
  57     private Context mContext;
  58     @Mock
  59     private IOverlayManager mOverlayManager;
  60     @Mock
  61     private PackageManager mPackageManager;
  62     @Mock
  63     private ListPreference mPreference;
  64     private EmulateDisplayCutoutPreferenceController mController;
  65
  66     @Before
  67     public void setUp() throws Exception {
  68         MockitoAnnotations.initMocks(this);
  69         when(mContext.getSystemService(Context.OVERLAY_SERVICE)).thenReturn(mOverlayManager);
  70         mockCurrentOverlays();
  71         when(mPackageManager.getApplicationInfo(any(), anyInt()))
  72             .thenThrow(PackageManager.NameNotFoundException.class);
  73         mController = createController();
  74         mController.setPreference(mPreference);
  75     }
  76
  77     Object mockCurrentOverlays(OverlayInfo... overlays) {
  78         try {
  79             return when(mOverlayManager.getOverlayInfosForTarget(eq("android"), anyInt()))
  80                 .thenReturn(Arrays.asList(overlays));
  81         } catch (RemoteException re) {
  82             return new ArrayList<OverlayInfo>();
  83         }
  84     }
  85
  86     @Test
  87     public void isAvailable_true() throws Exception {
  88         mockCurrentOverlays(ONE_DISABLED, TWO_DISABLED);
  89
  90         assertThat(createController().isAvailable()).isTrue();
  91     }
  92
  93     @Test
  94     public void isAvailable_false() throws Exception {
  95         mockCurrentOverlays();
  96
  97         assertThat(createController().isAvailable()).isFalse();
  98     }
  99
 100     @Test
 101     public void onPreferenceChange_enable() throws Exception {
 102         mockCurrentOverlays(ONE_DISABLED, TWO_DISABLED);
 103
 104         mController.onPreferenceChange(null, TWO_DISABLED.packageName);
 105
 106         verify(mOverlayManager)
 107             .setEnabledExclusiveInCategory(eq(TWO_DISABLED.packageName), anyInt());
 108     }
 109
 110     @Test
 111     public void onPreferenceChange_disable() throws Exception {
 112         mockCurrentOverlays(ONE_DISABLED, TWO_ENABLED);
 113
 114         mController.onPreferenceChange(null, "");
 115
 116         verify(mOverlayManager).setEnabled(eq(TWO_ENABLED.packageName), eq(false), anyInt());
 117     }
 118
 119     @Test
 120     public void updateState_enabled() throws Exception {
 121         mockCurrentOverlays(ONE_DISABLED, TWO_ENABLED);
 122
 123         mController.updateState(null);
 124
 125         verify(mPreference).setValueIndex(2);
 126     }
 127
 128     @Test
 129     public void updateState_disabled() throws Exception {
 130         mockCurrentOverlays(ONE_DISABLED, TWO_DISABLED);
 131
 132         mController.updateState(null);
 133
 134         verify(mPreference).setValueIndex(0);
 135     }
 136
 137     @Test
 138     public void onDeveloperOptionsSwitchDisabled() throws Exception {
 139         mockCurrentOverlays(ONE_ENABLED, TWO_DISABLED);
 140         final PreferenceScreen screen = mock(PreferenceScreen.class);
 141         when(screen.findPreference(mController.getPreferenceKey())).thenReturn(mPreference);
 142         mController.displayPreference(screen);
 143
 144         mController.onDeveloperOptionsSwitchDisabled();
 145
 146         verify(mPreference).setEnabled(false);
 147         verify(mOverlayManager).setEnabled(eq(ONE_ENABLED.packageName), eq(false), anyInt());
 148     }
 149
 150     private EmulateDisplayCutoutPreferenceController createController() {
 151         return new EmulateDisplayCutoutPreferenceController(mContext, mPackageManager,
 152                 mOverlayManager);
 153     }
 154
 155     private static OverlayInfo createFakeOverlay(String pkg, boolean enabled) {
 156         final int state = (enabled) ? OverlayInfo.STATE_ENABLED : OverlayInfo.STATE_DISABLED;
 157
 158         return new OverlayInfo(pkg /* packageName */,
 159                 pkg + ".target" /* targetPackageName */,
 160                 DisplayCutout.EMULATION_OVERLAY_CATEGORY /* category */,
 161                 pkg + ".baseCodePath" /* baseCodePath */,
 162                 state /* state */,
 163                 0 /* userId */,
 164                 0 /* priority */,
 165                 true /* isStatic */);
 166     }
 167 }