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.display; 18 19 import static com.google.common.truth.Truth.assertThat; 20 import static org.mockito.Matchers.any; 21 import static org.mockito.Matchers.anyInt; 22 import static org.mockito.Matchers.anyString; 23 import static org.mockito.Matchers.eq; 24 import static org.mockito.Mockito.mock; 25 import static org.mockito.Mockito.verify; 26 import static org.mockito.Mockito.when; 27 28 import android.content.ContextWrapper; 29 import android.content.om.OverlayInfo; 30 import android.content.pm.ApplicationInfo; 31 import android.content.pm.PackageInfo; 32 import android.content.pm.PackageManager; 33 import android.support.test.InstrumentationRegistry; 34 import android.support.test.filters.SmallTest; 35 import android.support.test.runner.AndroidJUnit4; 36 import android.support.v7.preference.ListPreference; 37 38 import com.android.settings.display.ThemePreferenceController; 39 import com.android.settings.display.ThemePreferenceController.OverlayManager; 40 41 import org.junit.Before; 42 import org.junit.Test; 43 import org.junit.runner.RunWith; 44 import org.mockito.ArgumentCaptor; 45 46 import java.util.ArrayList; 47 48 @SmallTest 49 @RunWith(AndroidJUnit4.class) 50 public class ThemePreferenceControllerTest { 51 52 private OverlayManager mMockOverlayManager; 53 private ContextWrapper mContext; 54 private ThemePreferenceController mPreferenceController; 55 private PackageManager mMockPackageManager; 56 57 @Before setup()58 public void setup() { 59 mMockOverlayManager = mock(OverlayManager.class); 60 mMockPackageManager = mock(PackageManager.class); 61 mContext = new ContextWrapper(InstrumentationRegistry.getTargetContext()) { 62 @Override 63 public PackageManager getPackageManager() { 64 return mMockPackageManager; 65 } 66 }; 67 mPreferenceController = new ThemePreferenceController(mContext, mMockOverlayManager); 68 } 69 70 @Test testUpdateState()71 public void testUpdateState() throws Exception { 72 OverlayInfo info1 = new OverlayInfo("com.android.Theme1", "android", 73 "", OverlayInfo.STATE_ENABLED, 0); 74 OverlayInfo info2 = new OverlayInfo("com.android.Theme2", "android", 75 "", 0, 0); 76 when(mMockPackageManager.getApplicationInfo(any(), anyInt())).thenAnswer(inv -> { 77 ApplicationInfo info = mock(ApplicationInfo.class); 78 if ("com.android.Theme1".equals(inv.getArguments()[0])) { 79 when(info.loadLabel(any())).thenReturn("Theme1"); 80 } else { 81 when(info.loadLabel(any())).thenReturn("Theme2"); 82 } 83 return info; 84 }); 85 when(mMockPackageManager.getPackageInfo(anyString(), anyInt())).thenReturn( 86 new PackageInfo()); 87 when(mMockOverlayManager.getOverlayInfosForTarget(any(), anyInt())).thenReturn( 88 list(info1, info2)); 89 ListPreference pref = mock(ListPreference.class); 90 mPreferenceController.updateState(pref); 91 ArgumentCaptor<String[]> arg = ArgumentCaptor.forClass(String[].class); 92 verify(pref).setEntries(arg.capture()); 93 94 95 CharSequence[] entries = arg.getValue(); 96 assertThat(entries).asList().containsExactly("Theme1", "Theme2"); 97 98 verify(pref).setEntryValues(arg.capture()); 99 CharSequence[] entryValues = arg.getValue(); 100 assertThat(entryValues).asList().containsExactly( 101 "com.android.Theme1", "com.android.Theme2"); 102 103 verify(pref).setValue(eq("com.android.Theme1")); 104 } 105 106 @Test testUpdateState_withStaticOverlay()107 public void testUpdateState_withStaticOverlay() throws Exception { 108 OverlayInfo info1 = new OverlayInfo("com.android.Theme1", "android", 109 "", OverlayInfo.STATE_ENABLED, 0); 110 OverlayInfo info2 = new OverlayInfo("com.android.Theme2", "android", 111 "", OverlayInfo.STATE_ENABLED, 0); 112 when(mMockPackageManager.getApplicationInfo(any(), anyInt())).thenAnswer(inv -> { 113 ApplicationInfo info = mock(ApplicationInfo.class); 114 if ("com.android.Theme1".equals(inv.getArguments()[0])) { 115 when(info.loadLabel(any())).thenReturn("Theme1"); 116 } else { 117 when(info.loadLabel(any())).thenReturn("Theme2"); 118 } 119 return info; 120 }); 121 PackageInfo pi = new PackageInfo(); 122 pi.isStaticOverlay = true; 123 when(mMockPackageManager.getPackageInfo(eq("com.android.Theme1"), anyInt())).thenReturn(pi); 124 when(mMockPackageManager.getPackageInfo(eq("com.android.Theme2"), anyInt())).thenReturn( 125 new PackageInfo()); 126 when(mMockOverlayManager.getOverlayInfosForTarget(any(), anyInt())).thenReturn( 127 list(info1, info2)); 128 ListPreference pref = mock(ListPreference.class); 129 mPreferenceController.updateState(pref); 130 ArgumentCaptor<String[]> arg = ArgumentCaptor.forClass(String[].class); 131 verify(pref).setEntries(arg.capture()); 132 133 134 CharSequence[] entries = arg.getValue(); 135 assertThat(entries).asList().containsExactly("Theme2"); 136 137 verify(pref).setEntryValues(arg.capture()); 138 CharSequence[] entryValues = arg.getValue(); 139 assertThat(entryValues).asList().containsExactly("com.android.Theme2"); 140 141 verify(pref).setValue(eq("com.android.Theme2")); 142 } 143 144 @Test testAvailable_false()145 public void testAvailable_false() throws Exception { 146 when(mMockPackageManager.getPackageInfo(anyString(), anyInt())).thenReturn( 147 new PackageInfo()); 148 when(mMockOverlayManager.getOverlayInfosForTarget(any(), anyInt())) 149 .thenReturn(list(new OverlayInfo("", "", "", 0, 0))); 150 assertThat(mPreferenceController.isAvailable()).isFalse(); 151 } 152 153 @Test testAvailable_true()154 public void testAvailable_true() throws Exception { 155 when(mMockPackageManager.getPackageInfo(anyString(), anyInt())).thenReturn( 156 new PackageInfo()); 157 when(mMockOverlayManager.getOverlayInfosForTarget(any(), anyInt())) 158 .thenReturn(list(new OverlayInfo("", "", "", 0, 0), 159 new OverlayInfo("", "", "", 0, 0))); 160 assertThat(mPreferenceController.isAvailable()).isTrue(); 161 } 162 list(OverlayInfo... infos)163 private ArrayList<OverlayInfo> list(OverlayInfo... infos) { 164 ArrayList<OverlayInfo> list = new ArrayList<>(); 165 for (int i = 0; i < infos.length; i++) { 166 list.add(infos[i]); 167 } 168 return list; 169 } 170 } 171