| |
| /** |
| * Copyright (c) 2011, 2015 - Lunifera GmbH (Gross Enzersdorf, Austria), Loetz GmbH&Co.KG (69115 Heidelberg, Germany) |
| * 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: |
| * Florian Pirchner - Initial implementation |
| */ |
| |
| |
| package org.eclipse.osbp.runtime.web.vaadin.databinding.tests.model; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import org.eclipse.core.databinding.observable.Realm; |
| import org.eclipse.core.databinding.observable.list.IListChangeListener; |
| import org.eclipse.core.databinding.observable.list.ListChangeEvent; |
| import org.eclipse.core.databinding.observable.list.ListDiffEntry; |
| import org.eclipse.core.databinding.observable.set.WritableSet; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.eclipse.osbp.runtime.web.vaadin.databinding.values.SetToListAdapter; |
| |
| public class SetToListAdapterTests { |
| |
| @Before |
| public void setup() { |
| new TestRealm(); |
| } |
| |
| @Test |
| public void test() { |
| WritableSet set = new WritableSet(TestRealm.getDefault()); |
| SetToListAdapter adapter = new SetToListAdapter(set, null); |
| |
| ListChangeListener listener = new ListChangeListener(); |
| adapter.addListChangeListener(listener); |
| |
| set.add("Huhu"); |
| ListDiffEntry e1 = listener.event.diff.getDifferences()[0]; |
| assertTrue(e1.isAddition()); |
| assertEquals("Huhu", e1.getElement()); |
| assertEquals(1, adapter.size()); |
| |
| set.add("Haha"); |
| e1 = listener.event.diff.getDifferences()[0]; |
| assertTrue(e1.isAddition()); |
| assertEquals("Haha", e1.getElement()); |
| assertEquals(1, e1.getPosition()); |
| assertEquals(2, adapter.size()); |
| |
| set.add("Blabla"); |
| e1 = listener.event.diff.getDifferences()[0]; |
| assertTrue(e1.isAddition()); |
| assertEquals("Blabla", e1.getElement()); |
| assertEquals(2, e1.getPosition()); |
| assertEquals(3, adapter.size()); |
| |
| List<String> added = Arrays.asList("Blublu", "Foo", "Bar"); |
| set.addAll(added); |
| e1 = listener.event.diff.getDifferences()[0]; |
| ListDiffEntry e2 = listener.event.diff.getDifferences()[1]; |
| ListDiffEntry e3 = listener.event.diff.getDifferences()[2]; |
| assertEquals(3, listener.event.diff.getDifferences().length); |
| assertEquals(6, adapter.size()); |
| assertTrue(e1.isAddition()); |
| assertTrue(e2.isAddition()); |
| assertTrue(e3.isAddition()); |
| assertTrue(added.contains(e1.getElement())); |
| assertTrue(added.contains(e2.getElement())); |
| assertTrue(added.contains(e3.getElement())); |
| assertTrue(e1.getPosition() >= 3 && e1.getPosition() <= 5); |
| assertTrue(e2.getPosition() >= 3 && e1.getPosition() <= 5); |
| assertTrue(e3.getPosition() >= 3 && e1.getPosition() <= 5); |
| |
| set.remove("Haha"); |
| e1 = listener.event.diff.getDifferences()[0]; |
| assertTrue(!e1.isAddition()); |
| assertEquals("Haha", e1.getElement()); |
| assertEquals(1, e1.getPosition()); |
| assertEquals(5, adapter.size()); |
| |
| set.removeAll(added); |
| e1 = listener.event.diff.getDifferences()[0]; |
| e2 = listener.event.diff.getDifferences()[1]; |
| e3 = listener.event.diff.getDifferences()[2]; |
| assertEquals(3, listener.event.diff.getDifferences().length); |
| assertEquals(2, adapter.size()); |
| assertTrue(!e1.isAddition()); |
| assertTrue(!e2.isAddition()); |
| assertTrue(!e3.isAddition()); |
| assertTrue(added.contains(e1.getElement())); |
| assertTrue(added.contains(e2.getElement())); |
| assertTrue(added.contains(e3.getElement())); |
| assertTrue(e1.getPosition() >= 2 && e1.getPosition() <= 4); |
| assertTrue(e2.getPosition() >= 2 && e1.getPosition() <= 4); |
| assertTrue(e3.getPosition() >= 2 && e1.getPosition() <= 4); |
| |
| } |
| |
| private static class ListChangeListener implements IListChangeListener { |
| |
| private ListChangeEvent event; |
| |
| @Override |
| public void handleListChange(ListChangeEvent event) { |
| this.event = event; |
| } |
| |
| } |
| |
| private static class TestRealm extends Realm { |
| |
| private TestRealm() { |
| setDefault(this); |
| } |
| |
| public boolean isCurrent() { |
| return true; |
| } |
| |
| public void asyncExec(final Runnable runnable) { |
| throw new UnsupportedOperationException("Not a valid call!"); |
| } |
| |
| public void timerExec(int milliseconds, final Runnable runnable) { |
| throw new UnsupportedOperationException("Not a valid call!"); |
| } |
| } |
| } |