/*
* Hibernate Search, full-text search for your domain model
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.search.test.configuration.integration;
import org.hibernate.event.service.internal.EventListenerRegistryImpl;
import org.hibernate.event.service.spi.EventListenerGroup;
import org.hibernate.event.service.spi.EventListenerRegistry;
import org.hibernate.event.spi.EventType;
import org.hibernate.event.spi.PostInsertEventListener;
import org.hibernate.search.event.impl.FullTextIndexEventListener;
import org.hibernate.search.hcore.impl.HibernateSearchIntegrator;
import org.junit.Test;
import static org.junit.Assert.assertTrue;
/**
* @author Hardy Ferentschik
*/
public class DuplicationStrategyTest {
@Test
public void testMultipleRegistrationOfEventListenerKeepsOriginalListener() {
EventListenerRegistry eventListenerRegistry = new EventListenerRegistryImpl();
EventListenerGroup<PostInsertEventListener> eventEventListenerGroup = eventListenerRegistry.getEventListenerGroup(
EventType.POST_INSERT
);
assertTrue( "We should start of with no listeners", eventEventListenerGroup.count() == 0 );
FullTextIndexEventListener firstFullTextIndexEventListener = new FullTextIndexEventListener();
eventListenerRegistry.setListeners( EventType.POST_INSERT, firstFullTextIndexEventListener );
eventListenerRegistry.addDuplicationStrategy(
new HibernateSearchIntegrator.DuplicationStrategyImpl(
FullTextIndexEventListener.class
)
);
eventListenerRegistry.appendListeners( EventType.POST_INSERT, new FullTextIndexEventListener() );
assertTrue(
"We should only be one listener, but we have " + eventEventListenerGroup.count(),
eventEventListenerGroup.count() == 1
);
assertTrue(
"The instances should match",
firstFullTextIndexEventListener == eventEventListenerGroup.listeners().iterator().next()
);
}
}