/*******************************************************************************
* Copyright (c) 2012, 2015 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
******************************************************************************/
package org.eclipse.e4.ui.tests.application;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import java.util.Arrays;
import org.eclipse.e4.core.contexts.IEclipseContext;
import org.eclipse.e4.core.services.events.IEventBroker;
import org.eclipse.e4.ui.model.application.MApplication;
import org.eclipse.e4.ui.model.application.MApplicationElement;
import org.eclipse.e4.ui.model.application.MApplicationFactory;
import org.eclipse.e4.ui.workbench.UIEvents;
import org.eclipse.emf.common.util.EList;
import org.junit.Before;
import org.junit.Test;
import org.osgi.service.event.Event;
/**
* Tests the translation of the EMF Notification.* types to UIEvents.EventType.*
* by performing various manipulations on an MApplication's elementId and tags.
*/
public class UIEventTypesTest extends HeadlessApplicationElementTest {
private Event event;
private int eventCount;
@Override
protected MApplicationElement createApplicationElement(IEclipseContext appContext) throws Exception {
MApplication application = MApplicationFactory.INSTANCE.createApplication();
return application;
}
@Before
@Override
public void setUp() throws Exception {
super.setUp();
IEventBroker appEB = applicationContext.get(IEventBroker.class);
eventCount = 0;
appEB.subscribe(UIEvents.ApplicationElement.TOPIC_TAGS, event -> {
eventCount++;
UIEventTypesTest.this.event = event;
});
appEB.subscribe(UIEvents.ApplicationElement.TOPIC_ELEMENTID, event -> {
eventCount++;
UIEventTypesTest.this.event = event;
});
}
@Test
public void testAdd() {
applicationElement.getTags().add("0");
assertEquals(1, eventCount);
assertNotNull(event);
assertEquals(applicationElement, event.getProperty(UIEvents.EventTags.ELEMENT));
assertEquals(UIEvents.ApplicationElement.TAGS, event.getProperty(UIEvents.EventTags.ATTNAME));
assertEquals(UIEvents.EventTypes.ADD, event.getProperty(UIEvents.EventTags.TYPE));
assertEquals(0, event.getProperty(UIEvents.EventTags.POSITION));
assertEquals(null, event.getProperty(UIEvents.EventTags.OLD_VALUE));
assertEquals("0", event.getProperty(UIEvents.EventTags.NEW_VALUE));
}
@Test
public void testAddMany() {
applicationElement.getTags().addAll(Arrays.asList("0", "1", "2"));
assertEquals(1, eventCount);
assertNotNull(event);
assertEquals(applicationElement, event.getProperty(UIEvents.EventTags.ELEMENT));
assertEquals(UIEvents.ApplicationElement.TAGS, event.getProperty(UIEvents.EventTags.ATTNAME));
assertEquals(UIEvents.EventTypes.ADD_MANY, event.getProperty(UIEvents.EventTags.TYPE));
assertEquals(0, event.getProperty(UIEvents.EventTags.POSITION));
assertEquals(null, event.getProperty(UIEvents.EventTags.OLD_VALUE));
assertEquals(Arrays.asList("0", "1", "2"), event.getProperty(UIEvents.EventTags.NEW_VALUE));
}
@Test
public void testRemove() {
applicationElement.getTags().addAll(Arrays.asList("0", "1", "2"));
assertEquals(1, eventCount);
assertNotNull(event);
event = null;
applicationElement.getTags().remove("1");
assertEquals(2, eventCount);
assertNotNull(event);
assertEquals(applicationElement, event.getProperty(UIEvents.EventTags.ELEMENT));
assertEquals(1, event.getProperty(UIEvents.EventTags.POSITION));
assertEquals(UIEvents.ApplicationElement.TAGS, event.getProperty(UIEvents.EventTags.ATTNAME));
assertEquals(UIEvents.EventTypes.REMOVE, event.getProperty(UIEvents.EventTags.TYPE));
assertEquals("1", event.getProperty(UIEvents.EventTags.OLD_VALUE));
assertEquals(null, event.getProperty(UIEvents.EventTags.NEW_VALUE));
}
@Test
public void testRemoveMany() {
applicationElement.getTags().addAll(Arrays.asList("0", "1", "2"));
assertEquals(1, eventCount);
assertNotNull(event);
event = null;
applicationElement.getTags().removeAll(Arrays.asList("2", "0"));
assertEquals(2, eventCount);
assertNotNull(event);
assertEquals(applicationElement, event.getProperty(UIEvents.EventTags.ELEMENT));
assertEquals(UIEvents.ApplicationElement.TAGS, event.getProperty(UIEvents.EventTags.ATTNAME));
assertEquals(UIEvents.EventTypes.REMOVE_MANY, event.getProperty(UIEvents.EventTags.TYPE));
assertEquals(Arrays.asList("0", "2"), event.getProperty(UIEvents.EventTags.OLD_VALUE));
assertTrue(event.getProperty(UIEvents.EventTags.POSITION) instanceof int[]);
int[] removedPositions = (int[]) event.getProperty(UIEvents.EventTags.POSITION);
assertEquals(0, removedPositions[0]);
assertEquals(2, removedPositions[1]);
}
@Test
public void testRetain() {
applicationElement.getTags().addAll(Arrays.asList("0", "1", "2"));
assertEquals(1, eventCount);
assertNotNull(event);
event = null;
// retain should generate two REMOVE events
applicationElement.getTags().retainAll(Arrays.asList("0"));
assertEquals(3, eventCount);
assertNotNull(event);
assertEquals(applicationElement, event.getProperty(UIEvents.EventTags.ELEMENT));
assertEquals(UIEvents.ApplicationElement.TAGS, event.getProperty(UIEvents.EventTags.ATTNAME));
assertEquals(UIEvents.EventTypes.REMOVE, event.getProperty(UIEvents.EventTags.TYPE));
}
@Test
public void testClear() {
applicationElement.getTags().addAll(Arrays.asList("0", "1", "2"));
assertEquals(1, eventCount);
assertNotNull(event);
event = null;
applicationElement.getTags().clear();
assertEquals(2, eventCount);
assertNotNull(event);
assertEquals(applicationElement, event.getProperty(UIEvents.EventTags.ELEMENT));
assertEquals(UIEvents.ApplicationElement.TAGS, event.getProperty(UIEvents.EventTags.ATTNAME));
assertEquals(UIEvents.EventTypes.REMOVE_MANY, event.getProperty(UIEvents.EventTags.TYPE));
assertEquals(Arrays.asList("0", "1", "2"), event.getProperty(UIEvents.EventTags.OLD_VALUE));
assertEquals(null, event.getProperty(UIEvents.EventTags.NEW_VALUE));
assertEquals(null, event.getProperty(UIEvents.EventTags.POSITION));
}
@Test
public void testMove() {
applicationElement.getTags().addAll(Arrays.asList("0", "1", "2"));
assertEquals(1, eventCount);
assertNotNull(event);
event = null;
((EList) applicationElement.getTags()).move(0, 2);
assertEquals(2, eventCount);
assertNotNull(event);
assertEquals(applicationElement, event.getProperty(UIEvents.EventTags.ELEMENT));
assertEquals(UIEvents.ApplicationElement.TAGS, event.getProperty(UIEvents.EventTags.ATTNAME));
assertEquals(UIEvents.EventTypes.MOVE, event.getProperty(UIEvents.EventTags.TYPE));
assertEquals("2", event.getProperty(UIEvents.EventTags.NEW_VALUE));
assertEquals("former position", 2, event.getProperty(UIEvents.EventTags.OLD_VALUE));
assertEquals("new position", 0, event.getProperty(UIEvents.EventTags.POSITION));
}
@Test
public void testSet() {
// set the elementId to "aaa" and then to null
applicationElement.setElementId("aaa");
assertEquals(1, eventCount);
assertNotNull(event);
assertEquals(applicationElement, event.getProperty(UIEvents.EventTags.ELEMENT));
assertEquals(UIEvents.ApplicationElement.ELEMENTID, event.getProperty(UIEvents.EventTags.ATTNAME));
assertEquals(UIEvents.EventTypes.SET, event.getProperty(UIEvents.EventTags.TYPE));
assertEquals(null, event.getProperty(UIEvents.EventTags.OLD_VALUE));
assertEquals("aaa", event.getProperty(UIEvents.EventTags.NEW_VALUE));
applicationElement.setElementId(null);
assertEquals(2, eventCount);
assertNotNull(event);
assertEquals(applicationElement, event.getProperty(UIEvents.EventTags.ELEMENT));
assertEquals(UIEvents.ApplicationElement.ELEMENTID, event.getProperty(UIEvents.EventTags.ATTNAME));
assertEquals(UIEvents.EventTypes.SET, event.getProperty(UIEvents.EventTags.TYPE));
assertEquals("aaa", event.getProperty(UIEvents.EventTags.OLD_VALUE));
assertEquals(null, event.getProperty(UIEvents.EventTags.NEW_VALUE));
}
}