/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2011, Red Hat Inc. or third-party contributors as
 * indicated by the @author tags or express copyright attribution
 * statements applied by the authors.  All third-party contributions are
 * distributed under license by Red Hat Inc.
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, as published by the Free Software Foundation.
 *
 * This program 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 this distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 */
package org.hibernate.ejb.test.ops;

import javax.persistence.EntityManager;

import org.hibernate.ejb.test.BaseEntityManagerFunctionalTestCase;

import org.junit.Test;

import static org.junit.Assert.assertNotNull;

/**
 * @author Emmanuel Bernard
 */
public class MergeNewTest extends BaseEntityManagerFunctionalTestCase {
	@Test
	public void testMergeNew() throws Exception {
		Workload load = new Workload();
		load.name = "Cleaning";
		load.load = 10;
		EntityManager em = getOrCreateEntityManager();
		em.getTransaction().begin();
		load = em.merge( load );
		assertNotNull( load.id );
		em.flush();
		assertNotNull( load.id );
		em.getTransaction().rollback();
		em.close();
	}

	@Test
	public void testMergeAfterRemove() throws Exception {
		Workload load = new Workload();
		load.name = "Cleaning";
		load.load = 10;
		EntityManager em = getOrCreateEntityManager();
		em.getTransaction().begin();
		load = em.merge( load );
		em.flush();
		em.getTransaction().commit();
		em.close();
		em = getOrCreateEntityManager();
		em.getTransaction().begin();
		load = em.find( Workload.class, load.id );
		em.remove( load );
		em.flush();
		em.getTransaction().commit();
		em.close();
		em = getOrCreateEntityManager();
		em.getTransaction().begin();
		em.merge( load );
		em.flush();
		em.getTransaction().commit();
		em.close();
	}

	@Override
	public Class[] getAnnotatedClasses() {
		return new Class[] {
				Workload.class
		};
	}
}