/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2006-2011, 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.test.onetoone.link;
import java.util.Date;
import org.hibernate.Hibernate;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.junit.Test;
import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
/**
* @author Gavin King
*/
public class OneToOneLinkTest extends BaseCoreFunctionalTestCase {
@Override
public String[] getMappings() {
return new String[] { "onetoone/link/Person.hbm.xml" };
}
@Test
public void testOneToOneViaAssociationTable() {
Person p = new Person();
p.setName("Gavin King");
p.setDob( new Date() );
Employee e = new Employee();
p.setEmployee(e);
e.setPerson(p);
Session s = openSession();
Transaction t = s.beginTransaction();
s.persist(p);
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
e = (Employee) s.createQuery("from Employee e where e.person.name like 'Gavin%'").uniqueResult();
assertEquals( e.getPerson().getName(), "Gavin King" );
assertFalse( Hibernate.isInitialized( e.getPerson() ) );
assertNull( e.getPerson().getCustomer() );
s.clear();
e = (Employee) s.createQuery("from Employee e where e.person.dob = :date")
.setDate("date", new Date() )
.uniqueResult();
assertEquals( e.getPerson().getName(), "Gavin King" );
assertFalse( Hibernate.isInitialized( e.getPerson() ) );
assertNull( e.getPerson().getCustomer() );
s.clear();
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
e = (Employee) s.createQuery("from Employee e join fetch e.person p left join fetch p.customer").uniqueResult();
assertTrue( Hibernate.isInitialized( e.getPerson() ) );
assertNull( e.getPerson().getCustomer() );
Customer c = new Customer();
e.getPerson().setCustomer(c);
c.setPerson( e.getPerson() );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
e = (Employee) s.createQuery("from Employee e join fetch e.person p left join fetch p.customer").uniqueResult();
assertTrue( Hibernate.isInitialized( e.getPerson() ) );
assertTrue( Hibernate.isInitialized( e.getPerson().getCustomer() ) );
assertNotNull( e.getPerson().getCustomer() );
s.delete(e);
t.commit();
s.close();
}
}