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 android.service.wallpaper; 18 19 import static org.junit.Assert.assertEquals; 20 import static org.junit.Assert.assertFalse; 21 import static org.junit.Assert.assertTrue; 22 23 import androidx.test.filters.SmallTest; 24 25 import org.junit.Test; 26 import org.junit.runner.RunWith; 27 import org.junit.runners.JUnit4; 28 29 @SmallTest 30 @RunWith(JUnit4.class) 31 public class WallpaperServiceTest { 32 33 @Test testDeliversAmbientModeChanged()34 public void testDeliversAmbientModeChanged() { 35 int[] ambientModeChangedCount = {0}; 36 WallpaperService service = new WallpaperService() { 37 @Override 38 public Engine onCreateEngine() { 39 return new Engine() { 40 @Override 41 public void onAmbientModeChanged(boolean inAmbientMode, long duration) { 42 ambientModeChangedCount[0]++; 43 } 44 }; 45 } 46 }; 47 WallpaperService.Engine engine = service.onCreateEngine(); 48 engine.setCreated(true); 49 50 engine.doAmbientModeChanged(false, 0); 51 assertFalse("ambient mode should be false", engine.isInAmbientMode()); 52 assertEquals("onAmbientModeChanged should have been called", 53 ambientModeChangedCount[0], 1); 54 55 engine.doAmbientModeChanged(true, 0); 56 assertTrue("ambient mode should be false", engine.isInAmbientMode()); 57 assertEquals("onAmbientModeChanged should have been called", 58 ambientModeChangedCount[0], 2); 59 } 60 61 @Test testDeliversZoomChanged()62 public void testDeliversZoomChanged() { 63 int[] zoomChangedCount = {0}; 64 WallpaperService service = new WallpaperService() { 65 @Override 66 public Engine onCreateEngine() { 67 return new Engine() { 68 @Override 69 public void onZoomChanged(float zoom) { 70 super.onZoomChanged(zoom); 71 zoomChangedCount[0]++; 72 } 73 }; 74 } 75 }; 76 WallpaperService.Engine engine = service.onCreateEngine(); 77 engine.setCreated(true); 78 79 engine.setZoom(.5f); 80 assertEquals("engine scale was not updated", .5f, engine.getZoom(), .001f); 81 assertEquals("onZoomChanged should have been called", 1, zoomChangedCount[0]); 82 83 engine.setZoom(0); 84 assertEquals("engine scale was not updated", 0, engine.getZoom(), .001f); 85 assertEquals("onAmbientModeChanged should have been called", 2, zoomChangedCount[0]); 86 } 87 88 } 89