1/* 2 * Copyright (C) 2016 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 17package android.support.transition; 18 19import org.junit.Test; 20 21import android.support.test.annotation.UiThreadTest; 22import android.support.transition.test.R; 23import android.test.suitebuilder.annotation.MediumTest; 24import android.view.View; 25import android.view.ViewGroup; 26import android.widget.FrameLayout; 27 28import static org.hamcrest.CoreMatchers.is; 29import static org.hamcrest.MatcherAssert.assertThat; 30import static org.hamcrest.Matchers.sameInstance; 31 32@MediumTest 33public class SceneTest extends BaseTest { 34 35 @Test 36 public void testGetSceneRoot() { 37 TransitionActivity activity = rule.getActivity(); 38 ViewGroup root = activity.getRoot(); 39 Scene scene = new Scene(root); 40 assertThat(scene.getSceneRoot(), is(sameInstance(root))); 41 } 42 43 @Test 44 @UiThreadTest 45 public void testSceneWithViewGroup() { 46 TransitionActivity activity = rule.getActivity(); 47 ViewGroup root = activity.getRoot(); 48 FrameLayout layout = new FrameLayout(activity); 49 Scene scene = new Scene(root, layout); 50 CheckCalledRunnable enterAction = new CheckCalledRunnable(); 51 CheckCalledRunnable exitAction = new CheckCalledRunnable(); 52 scene.setEnterAction(enterAction); 53 scene.setExitAction(exitAction); 54 scene.enter(); 55 assertThat(enterAction.wasCalled(), is(true)); 56 assertThat(exitAction.wasCalled(), is(false)); 57 assertThat(root.getChildCount(), is(1)); 58 assertThat(root.getChildAt(0), is((View) layout)); 59 scene.exit(); 60 assertThat(exitAction.wasCalled(), is(true)); 61 } 62 63 @Test 64 @UiThreadTest 65 public void testSceneWithView() { 66 TransitionActivity activity = rule.getActivity(); 67 ViewGroup root = activity.getRoot(); 68 View view = new View(activity); 69 Scene scene = new Scene(root, view); 70 CheckCalledRunnable enterAction = new CheckCalledRunnable(); 71 CheckCalledRunnable exitAction = new CheckCalledRunnable(); 72 scene.setEnterAction(enterAction); 73 scene.setExitAction(exitAction); 74 scene.enter(); 75 assertThat(enterAction.wasCalled(), is(true)); 76 assertThat(exitAction.wasCalled(), is(false)); 77 assertThat(root.getChildCount(), is(1)); 78 assertThat(root.getChildAt(0), is(view)); 79 scene.exit(); 80 assertThat(exitAction.wasCalled(), is(true)); 81 } 82 83 @Test 84 public void testEnterAction() { 85 TransitionActivity activity = rule.getActivity(); 86 ViewGroup root = activity.getRoot(); 87 Scene scene = new Scene(root); 88 CheckCalledRunnable runnable = new CheckCalledRunnable(); 89 scene.setEnterAction(runnable); 90 scene.enter(); 91 assertThat(runnable.wasCalled(), is(true)); 92 } 93 94 @Test 95 public void testExitAction() { 96 TransitionActivity activity = rule.getActivity(); 97 ViewGroup root = activity.getRoot(); 98 Scene scene = new Scene(root); 99 scene.enter(); 100 CheckCalledRunnable runnable = new CheckCalledRunnable(); 101 scene.setExitAction(runnable); 102 scene.exit(); 103 assertThat(runnable.wasCalled(), is(true)); 104 } 105 106 @Test 107 public void testExitAction_withoutEnter() { 108 TransitionActivity activity = rule.getActivity(); 109 ViewGroup root = activity.getRoot(); 110 Scene scene = new Scene(root); 111 CheckCalledRunnable runnable = new CheckCalledRunnable(); 112 scene.setExitAction(runnable); 113 scene.exit(); 114 assertThat(runnable.wasCalled(), is(false)); 115 } 116 117 @Test 118 public void testGetSceneForLayout_cache() { 119 TransitionActivity activity = rule.getActivity(); 120 ViewGroup root = activity.getRoot(); 121 Scene scene = Scene.getSceneForLayout(root, R.layout.scene0, activity); 122 assertThat("getSceneForLayout should return the same instance for subsequent calls", 123 Scene.getSceneForLayout(root, R.layout.scene0, activity), is(sameInstance(scene))); 124 } 125 126} 127