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/*******************************************************************************
* Copyright (c) 2007 Oracle. 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:
* Oracle - initial API and implementation
******************************************************************************/
package org.eclipse.jpt.utility.tests.internal.model.value;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import java.util.ListIterator;
import org.eclipse.jpt.utility.internal.CollectionTools;
import org.eclipse.jpt.utility.internal.model.event.ListChangeEvent;
import org.eclipse.jpt.utility.internal.model.listener.ListChangeListener;
import org.eclipse.jpt.utility.internal.model.value.ListValueModel;
import org.eclipse.jpt.utility.internal.model.value.SimpleListValueModel;
import org.eclipse.jpt.utility.internal.model.value.ValueModel;
import org.eclipse.jpt.utility.tests.internal.TestTools;
import junit.framework.TestCase;
public class SimpleListValueModelTests extends TestCase {
private ListValueModel listHolder;
ListChangeEvent event;
String eventType;
private static final String ADD = "add";
private static final String REMOVE = "remove";
private static final String REPLACE = "replace";
private static final String MOVE = "move";
private static final String CLEAR = "clear";
private static final String CHANGE = "change";
public SimpleListValueModelTests(String name) {
super(name);
}
@Override
protected void setUp() throws Exception {
super.setUp();
this.listHolder = new SimpleListValueModel(this.buildList());
}
private List buildList() {
List result = new ArrayList();
result.add("foo");
result.add("bar");
result.add("baz");
return result;
}
private List buildAddList() {
List result = new ArrayList();
result.add("joo");
result.add("jar");
result.add("jaz");
return result;
}
private List buildRemoveList() {
List result = new ArrayList();
result.add("foo");
result.add("bar");
return result;
}
@Override
protected void tearDown() throws Exception {
TestTools.clear(this);
super.tearDown();
}
public void testValue() {
assertEquals(this.buildList(), CollectionTools.list((Iterator) this.listHolder.value()));
}
public void testSize() {
assertEquals(this.buildList().size(), CollectionTools.size((Iterator) this.listHolder.value()));
}
private boolean listContains(Object item) {
return CollectionTools.contains((Iterator) this.listHolder.value(), item);
}
private boolean listContainsAll(Collection items) {
return CollectionTools.containsAll((Iterator) this.listHolder.value(), items);
}
private boolean listContainsAny(Collection items) {
List list = CollectionTools.list((ListIterator) this.listHolder.value());
for (Iterator stream = items.iterator(); stream.hasNext(); ) {
if (list.contains(stream.next())) {
return true;
}
}
return false;
}
public void testAddItem() {
assertFalse(this.listContains("joo"));
this.listHolder.addItem(2, "joo");
assertTrue(this.listContains("joo"));
assertFalse(this.listContains(null));
this.listHolder.addItem(0, null);
assertTrue(this.listContains(null));
}
public void testAddItems() {
assertFalse(this.listContainsAny(this.buildAddList()));
this.listHolder.addItems(2, this.buildAddList());
assertTrue(this.listContainsAll(this.buildAddList()));
}
public void testRemoveItem() {
assertTrue(this.listContains("bar"));
this.listHolder.removeItem(this.buildList().indexOf("bar"));
assertFalse(this.listContains("bar"));
this.listHolder.addItem(1, null);
assertTrue(this.listContains(null));
this.listHolder.removeItem(1);
assertFalse(this.listContains(null));
}
public void testRemoveItems() {
assertTrue(this.listContainsAll(this.buildRemoveList()));
this.listHolder.removeItems(0, 2);
assertFalse(this.listContainsAny(this.buildRemoveList()));
}
public void testSetValue() {
List newList = new ArrayList();
newList.add("joo");
newList.add("jar");
newList.add("jaz");
assertTrue(this.listContains("bar"));
assertFalse(this.listContains("jar"));
((SimpleListValueModel) this.listHolder).setValue(newList);
assertFalse(this.listContains("bar"));
assertTrue(this.listContains("jar"));
this.listHolder.addItem(1, null);
assertTrue(this.listContains(null));
this.listHolder.removeItem(1);
assertFalse(this.listContains(null));
((SimpleListValueModel) this.listHolder).setValue(null);
assertFalse(this.listContains("jar"));
}
public void testListChange1() {
this.listHolder.addListChangeListener(this.buildListener());
this.verifyListChange();
}
public void testListChange2() {
this.listHolder.addListChangeListener(ValueModel.VALUE, this.buildListener());
this.verifyListChange();
}
private void verifyListChange() {
this.event = null;
this.eventType = null;
this.listHolder.addItem(1, "joo");
this.verifyEvent(ADD, 1, "joo");
this.event = null;
this.eventType = null;
this.listHolder.addItem(1, null);
this.verifyEvent(ADD, 1, null);
this.event = null;
this.eventType = null;
this.listHolder.removeItem(1);
this.verifyEvent(REMOVE, 1, null);
this.event = null;
this.eventType = null;
this.listHolder.removeItem(1);
this.verifyEvent(REMOVE, 1, "joo");
this.event = null;
this.eventType = null;
((SimpleListValueModel) this.listHolder).setValue(this.buildList());
this.verifyEvent(CHANGE);
this.event = null;
this.eventType = null;
this.listHolder.addItems(0, this.buildList());
this.verifyEvent(ADD);
assertEquals(this.buildList(), CollectionTools.list(this.event.items()));
this.event = null;
this.eventType = null;
this.listHolder.replaceItem(0, "joo");
this.verifyEvent(REPLACE);
assertFalse(CollectionTools.contains(this.event.items(), "foo"));
assertTrue(CollectionTools.contains(this.event.items(), "joo"));
}
private ListChangeListener buildListener() {
return new ListChangeListener() {
public void itemsAdded(ListChangeEvent e) {
SimpleListValueModelTests.this.eventType = ADD;
SimpleListValueModelTests.this.event = e;
}
public void itemsRemoved(ListChangeEvent e) {
SimpleListValueModelTests.this.eventType = REMOVE;
SimpleListValueModelTests.this.event = e;
}
public void itemsReplaced(ListChangeEvent e) {
SimpleListValueModelTests.this.eventType = REPLACE;
SimpleListValueModelTests.this.event = e;
}
public void itemsMoved(ListChangeEvent e) {
SimpleListValueModelTests.this.eventType = MOVE;
SimpleListValueModelTests.this.event = e;
}
public void listCleared(ListChangeEvent e) {
SimpleListValueModelTests.this.eventType = CLEAR;
SimpleListValueModelTests.this.event = e;
}
public void listChanged(ListChangeEvent e) {
SimpleListValueModelTests.this.eventType = CHANGE;
SimpleListValueModelTests.this.event = e;
}
};
}
private void verifyEvent(String e) {
assertEquals(e, this.eventType);
assertEquals(this.listHolder, this.event.getSource());
assertEquals(ValueModel.VALUE, this.event.listName());
}
private void verifyEvent(String e, int index, Object item) {
this.verifyEvent(e);
assertEquals(index, this.event.index());
assertEquals(item, this.event.items().next());
}
}
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