/*
* This file is part of the GeoLatte project.
*
* GeoLatte is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GeoLatte is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with GeoLatte. If not, see <http://www.gnu.org/licenses/>.
*
* Copyright (C) 2010 - 2010 and Ownership of code is shared by:
* Qmino bvba - Romeinsestraat 18 - 3001 Heverlee (http://www.qmino.com)
* Geovise bvba - Generaal Eisenhowerlei 9 - 2140 Antwerpen (http://www.geovise.com)
*/
package org.geolatte.common.transformer;
import org.jmock.Expectations;
import org.jmock.Mockery;
import org.jmock.integration.junit4.JUnit4Mockery;
import org.junit.Before;
import org.junit.Test;
/**
* <p>
* Tests the event implementation of AbstractObservableTransformer.
* </p>
* <p>
* <i>Creation-Date</i>: 06-May-2010<br>
* <i>Creation-Time</i>: 13:53:45<br>
* </p>
*
* @author Bert Vanhooff
* @author <a href="http://www.qmino.com">Qmino bvba</a>
* @since SDK1.5
*/
public class AbstractObservableTransformerTest {
Mockery context = new JUnit4Mockery();
AbstractObservableTransformer transformer;
@Before
public void setUp() throws Exception {
transformer = new ConcreteObservableTransformer();
}
/**
* Checks whether the TransformerErrorEvent is fired correctly once.
*/
@Test
public void test_TransformerEventListenerSubscribeAndFire() {
final TransformerEventListener subscriber = context.mock(TransformerEventListener.class);
transformer.addTransformerEventListener(subscriber);
// Expectations
final TransformerErrorEvent expectedEvent = new TransformerErrorEvent(this,null);
context.checking(new Expectations() {
{oneOf (subscriber).ErrorOccurred(expectedEvent);}
});
// Fire the event
transformer.onTransformerErrorOccurred(expectedEvent);
// Check whether expectations have are satisfied
context.assertIsSatisfied();
}
/**
* Checks whether unsubscribing the TransformerErrorEvent works correctly.
*/
@Test
public void test_TransformerEventListenerUnsubscribe() {
final TransformerEventListener subscriber = context.mock(TransformerEventListener.class);
// subscribe and unscubscribe
transformer.addTransformerEventListener(subscriber);
transformer.removeTransformerEventListener(subscriber);
// Expectations
final TransformerErrorEvent expectedEvent = new TransformerErrorEvent(this,null);
context.checking(new Expectations() {
{never (subscriber).ErrorOccurred(with(any(TransformerErrorEvent.class)));}
});
// Fire the event
transformer.onTransformerErrorOccurred(expectedEvent);
// Check whether expectations have are satisfied
context.assertIsSatisfied();
}
/**
* Most basic implementation of AbstractObservableTransformer, just to test whether the event system works correctly.
*/
private class ConcreteObservableTransformer extends AbstractObservableTransformer {
@Override
protected void setInput(Iterable input) {
}
@Override
protected Iterable output() {
return null;
}
}
}