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/*******************************************************************************
* Copyright (c) 2009 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.iterables;
import java.util.Iterator;
import java.util.Vector;
import junit.framework.TestCase;
import org.eclipse.jpt.utility.internal.iterables.ReadOnlyIterable;
@SuppressWarnings("nls")
public class ReadOnlyIterableTests extends TestCase {
public ReadOnlyIterableTests(String name) {
super(name);
}
public void testIterator() {
Iterator<String> nestedIterator = this.buildVector().iterator();
for (String s : this.buildReadOnlyIterable()) {
assertEquals(nestedIterator.next(), s);
}
}
public void testRemove() {
boolean exCaught = false;
for (Iterator<String> stream = this.buildReadOnlyIterable().iterator(); stream.hasNext();) {
if (stream.next().equals("three")) {
try {
stream.remove();
} catch (UnsupportedOperationException ex) {
exCaught = true;
}
}
}
assertTrue(exCaught);
}
private Iterable<String> buildReadOnlyIterable() {
return new ReadOnlyIterable<String>(this.buildVector());
}
private Vector<String> buildVector() {
Vector<String> v = new Vector<String>();
v.addElement("one");
v.addElement("two");
v.addElement("three");
v.addElement("four");
v.addElement("five");
v.addElement("six");
v.addElement("seven");
v.addElement("eight");
return v;
}
}
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