| /******************************************************************************* |
| * Copyright (c) 2006, 2008 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 |
| * Matthew Hall - bug 213145 |
| *******************************************************************************/ |
| |
| package org.eclipse.core.tests.internal.databinding.beans; |
| |
| import java.beans.PropertyDescriptor; |
| import java.util.HashSet; |
| |
| import junit.framework.Test; |
| import junit.framework.TestCase; |
| import junit.framework.TestSuite; |
| |
| import org.eclipse.core.databinding.observable.Realm; |
| import org.eclipse.core.databinding.observable.map.IMapChangeListener; |
| import org.eclipse.core.databinding.observable.map.MapChangeEvent; |
| import org.eclipse.core.databinding.observable.map.MapDiff; |
| import org.eclipse.core.databinding.observable.set.WritableSet; |
| import org.eclipse.core.internal.databinding.beans.JavaBeanObservableMap; |
| import org.eclipse.core.tests.databinding.observable.ThreadRealm; |
| import org.eclipse.jface.databinding.conformance.util.ChangeEventTracker; |
| import org.eclipse.jface.databinding.conformance.util.CurrentRealm; |
| |
| /** |
| * @since 3.2 |
| * |
| */ |
| public class JavaBeanObservableMapTest extends TestCase { |
| private Bean model1; |
| |
| private Bean model2; |
| |
| private WritableSet set; |
| |
| private PropertyDescriptor propertyDescriptor; |
| |
| private JavaBeanObservableMap map; |
| |
| protected void setUp() throws Exception { |
| ThreadRealm realm = new ThreadRealm(); |
| realm.init(Thread.currentThread()); |
| model1 = new Bean("1"); |
| model2 = new Bean("2"); |
| |
| set = new WritableSet(realm, new HashSet(), Bean.class); |
| set.add(model1); |
| set.add(model2); |
| |
| propertyDescriptor = new PropertyDescriptor("value", Bean.class); |
| map = new JavaBeanObservableMap(set, propertyDescriptor); |
| } |
| |
| public void testGetValue() throws Exception { |
| assertEquals( |
| "The 'value' from the map should be the value of the property of the model.", |
| model1.getValue(), map.get(model1)); |
| } |
| |
| public void testSetValueNotifications() throws Exception { |
| String oldValue = model1.getValue(); |
| String newValue = model1.getValue() + model1.getValue(); |
| MapChangeListener listener = new MapChangeListener(); |
| |
| map.addMapChangeListener(listener); |
| assertEquals(0, listener.count); |
| model1.setValue(newValue); |
| assertEquals(1, listener.count); |
| assertTrue(listener.diff.getChangedKeys().contains(model1)); |
| assertEquals(newValue, listener.diff.getNewValue(model1)); |
| assertEquals(oldValue, listener.diff.getOldValue(model1)); |
| assertFalse(listener.diff.getAddedKeys().contains(model1)); |
| assertFalse(listener.diff.getRemovedKeys().contains(model1)); |
| } |
| |
| public void testPutValue() throws Exception { |
| String oldValue = model1.getValue(); |
| String newValue = model1.getValue() + model1.getValue(); |
| MapChangeListener listener = new MapChangeListener(); |
| map.addMapChangeListener(listener); |
| |
| assertEquals(0, listener.count); |
| map.put(model1, newValue); |
| assertEquals(1, listener.count); |
| assertEquals(newValue, model1.getValue()); |
| assertEquals(oldValue, listener.diff.getOldValue(model1)); |
| assertEquals(newValue, listener.diff.getNewValue(model1)); |
| assertFalse(listener.diff.getAddedKeys().contains(model1)); |
| assertTrue(listener.diff.getChangedKeys().contains(model1)); |
| assertFalse(listener.diff.getRemovedKeys().contains(model1)); |
| } |
| |
| public void testAddKey() throws Exception { |
| MapChangeListener listener = new MapChangeListener(); |
| map.addMapChangeListener(listener); |
| |
| Bean model3 = new Bean("3"); |
| |
| assertEquals(0, listener.count); |
| set.add(model3); |
| assertEquals(1, listener.count); |
| assertTrue(listener.diff.getAddedKeys().contains(model3)); |
| assertEquals(model3.getValue(), map.get(model3)); |
| |
| String newValue = model3.getValue() + model3.getValue(); |
| model3.setValue(newValue); |
| assertEquals(2, listener.count); |
| assertEquals(3, map.size()); |
| } |
| |
| public void testRemoveKey() throws Exception { |
| MapChangeListener listener = new MapChangeListener(); |
| map.addMapChangeListener(listener); |
| |
| assertEquals(0, listener.count); |
| set.remove(model1); |
| assertEquals(1, listener.count); |
| assertFalse(listener.diff.getAddedKeys().contains(model1)); |
| assertFalse(listener.diff.getChangedKeys().contains(model1)); |
| assertTrue(listener.diff.getRemovedKeys().contains(model1)); |
| assertEquals(1, map.size()); |
| } |
| |
| public void testGetObserved() throws Exception { |
| assertEquals(set, map.getObserved()); |
| } |
| |
| public void testGetPropertyDescriptor() throws Exception { |
| assertEquals(propertyDescriptor, map.getPropertyDescriptor()); |
| } |
| |
| public void testConstructor_SkipRegisterListeners() throws Exception { |
| Realm realm = new CurrentRealm(true); |
| WritableSet set = new WritableSet(realm); |
| Bean bean = new Bean(); |
| set.add(bean); |
| |
| JavaBeanObservableMap observable = new JavaBeanObservableMap(set, new PropertyDescriptor("value", Bean.class), false); |
| ChangeEventTracker.observe(observable); |
| |
| assertFalse(bean.hasListeners("value")); |
| } |
| |
| public void testConstructor_RegistersListeners() throws Exception { |
| Realm realm = new CurrentRealm(true); |
| WritableSet set = new WritableSet(realm); |
| Bean bean = new Bean(); |
| set.add(bean); |
| |
| JavaBeanObservableMap observable = new JavaBeanObservableMap(set, new PropertyDescriptor("value", Bean.class)); |
| ChangeEventTracker.observe(observable); |
| |
| assertTrue(bean.hasListeners("value")); |
| } |
| |
| private static class MapChangeListener implements IMapChangeListener { |
| int count; |
| |
| MapDiff diff; |
| |
| public void handleMapChange(MapChangeEvent event) { |
| count++; |
| this.diff = event.diff; |
| } |
| } |
| |
| public static Test suite() { |
| TestSuite suite = new TestSuite(JavaBeanObservableMapTest.class.getName()); |
| suite.addTestSuite(JavaBeanObservableMapTest.class); |
| return suite; |
| } |
| } |