| /* |
| * Copyright 2011 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| |
| package com.google.gwt.user.client; |
| |
| import com.google.gwt.event.dom.client.CanPlayThroughEvent; |
| import com.google.gwt.event.dom.client.CanPlayThroughHandler; |
| import com.google.gwt.event.dom.client.EndedEvent; |
| import com.google.gwt.event.dom.client.EndedHandler; |
| import com.google.gwt.event.dom.client.HasAllMediaHandlers; |
| import com.google.gwt.event.dom.client.ProgressEvent; |
| import com.google.gwt.event.dom.client.ProgressHandler; |
| import com.google.gwt.junit.client.GWTTestCase; |
| import com.google.gwt.media.client.Audio; |
| import com.google.gwt.media.client.Video; |
| import com.google.gwt.user.client.ui.RootPanel; |
| import com.google.gwt.user.client.ui.Widget; |
| |
| /** |
| * Test Case for sinking of media events. |
| */ |
| public class MediaEventsSinkTest extends GWTTestCase { |
| |
| private static class CanPlayThroughHandlerImpl extends HandlerImpl implements |
| CanPlayThroughHandler { |
| @Override |
| public void onCanPlayThrough(CanPlayThroughEvent event) { |
| eventFired(); |
| } |
| } |
| |
| private static class EndedHandlerImpl extends HandlerImpl implements EndedHandler { |
| @Override |
| public void onEnded(EndedEvent event) { |
| eventFired(); |
| } |
| } |
| |
| private static class HandlerImpl { |
| private boolean fired = false; |
| |
| public void eventFired() { |
| fired = true; |
| } |
| |
| boolean hasEventFired() { |
| return fired; |
| } |
| } |
| |
| private static class ProgressHandlerImpl extends HandlerImpl implements ProgressHandler { |
| @Override |
| public void onProgress(ProgressEvent event) { |
| eventFired(); |
| } |
| } |
| |
| /** |
| * Interface to create a widget. |
| * |
| * @param <W> the widget type |
| */ |
| private interface WidgetCreator<W extends Widget & HasAllMediaHandlers> { |
| /** |
| * Create a widget to test. |
| * |
| * @return the new widget |
| */ |
| W createWidget(); |
| } |
| |
| @Override |
| public String getModuleName() { |
| return "com.google.gwt.user.User"; |
| } |
| |
| public void testAudioEventSink() { |
| // skip tests on browsers that do not support audio |
| if (!Audio.isSupported()) { |
| return; |
| } |
| |
| verifyMediaEventSink(new WidgetCreator<Audio>() { |
| @Override |
| public Audio createWidget() { |
| return Audio.createIfSupported(); |
| } |
| }); |
| } |
| |
| public void testEventBitsUnmapped() throws Exception { |
| ProgressEvent.getType(); |
| assertEquals(-1, Event.getTypeInt("progress")); |
| assertEquals(-1, Event.getTypeInt("ended")); |
| assertEquals(-1, Event.getTypeInt("canplaythrough")); |
| } |
| |
| public void testVideoEventSink() { |
| // skip tests on browsers that do not support video |
| if (!Video.isSupported()) { |
| return; |
| } |
| |
| verifyMediaEventSink(new WidgetCreator<Video>() { |
| @Override |
| public Video createWidget() { |
| return Video.createIfSupported(); |
| } |
| }); |
| } |
| |
| @Override |
| protected void gwtTearDown() throws Exception { |
| // clean up after ourselves |
| RootPanel.get().clear(); |
| super.gwtTearDown(); |
| } |
| |
| private <W extends Widget & HasAllMediaHandlers> void verifyCanPlayThroughEventSink(W w) { |
| CanPlayThroughHandlerImpl handler = new CanPlayThroughHandlerImpl(); |
| w.addCanPlayThroughHandler(handler); |
| |
| assertFalse(handler.hasEventFired()); |
| w.fireEvent(new CanPlayThroughEvent() { |
| }); |
| assertTrue(handler.hasEventFired()); |
| } |
| |
| private <W extends Widget & HasAllMediaHandlers> void verifyEndedEventSink(W w) { |
| EndedHandlerImpl handler = new EndedHandlerImpl(); |
| w.addEndedHandler(handler); |
| |
| assertFalse(handler.hasEventFired()); |
| w.fireEvent(new EndedEvent() { |
| }); |
| assertTrue(handler.hasEventFired()); |
| } |
| |
| private void verifyMediaEventSink(WidgetCreator<?>... creators) { |
| for (WidgetCreator<?> creator : creators) { |
| verifyProgressEventSink(creator.createWidget()); |
| verifyCanPlayThroughEventSink(creator.createWidget()); |
| verifyEndedEventSink(creator.createWidget()); |
| } |
| } |
| |
| private <W extends Widget & HasAllMediaHandlers> void verifyProgressEventSink(W w) { |
| ProgressHandlerImpl handler = new ProgressHandlerImpl(); |
| w.addProgressHandler(handler); |
| |
| assertFalse(handler.hasEventFired()); |
| w.fireEvent(new ProgressEvent() { |
| }); |
| assertTrue(handler.hasEventFired()); |
| } |
| } |