| /******************************************************************************* |
| * Copyright (c) 2008 Matthew Hall 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: |
| * Matthew Hall - initial API and implementation (bug 215531) |
| ******************************************************************************/ |
| package org.eclipse.jface.tests.databinding.viewers; |
| |
| import org.eclipse.core.databinding.observable.list.IObservableList; |
| import org.eclipse.core.databinding.observable.list.WritableList; |
| import org.eclipse.jface.databinding.viewers.ObservableListContentProvider; |
| import org.eclipse.jface.tests.databinding.AbstractDefaultRealmTestCase; |
| import org.eclipse.jface.viewers.TableViewer; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.widgets.Shell; |
| |
| public class ObservableListContentProviderTest extends |
| AbstractDefaultRealmTestCase { |
| private Shell shell; |
| private TableViewer viewer; |
| private ObservableListContentProvider contentProvider; |
| private IObservableList input; |
| |
| protected void setUp() throws Exception { |
| super.setUp(); |
| shell = new Shell(); |
| viewer = new TableViewer(shell, SWT.NONE); |
| |
| contentProvider = new ObservableListContentProvider(); |
| viewer.setContentProvider(contentProvider); |
| |
| input = new WritableList(); |
| viewer.setInput(input); |
| } |
| |
| protected void tearDown() throws Exception { |
| shell.dispose(); |
| viewer = null; |
| input = null; |
| super.tearDown(); |
| } |
| |
| public void testViewerUpdate_RemoveElementAfterMutation() { |
| Mutable element = new Mutable(1); |
| input.add(element); |
| |
| assertEquals(1, viewer.getTable().getItemCount()); |
| |
| element.id++; |
| input.remove(element); |
| |
| assertEquals(0, viewer.getTable().getItemCount()); |
| } |
| |
| static class Mutable { |
| public int id; |
| |
| public Mutable(int id) { |
| this.id = id; |
| } |
| |
| public boolean equals(Object obj) { |
| if (obj == this) |
| return true; |
| if (obj == null) |
| return false; |
| if (getClass() != obj.getClass()) |
| return false; |
| Mutable that = (Mutable) obj; |
| return this.id == that.id; |
| } |
| |
| public int hashCode() { |
| return id; |
| } |
| } |
| } |