//$Id: OneToOneLinkTest.java 10977 2006-12-12 23:28:04Z steve.ebersole@jboss.com $
package org.hibernate.test.onetoone.link;
import java.util.Date;
import junit.framework.Test;
import org.hibernate.Hibernate;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.testing.junit.functional.FunctionalTestCase;
import org.hibernate.testing.junit.functional.FunctionalTestClassTestSuite;
/**
* @author Gavin King
*/
public class OneToOneLinkTest extends FunctionalTestCase {
public OneToOneLinkTest(String str) {
super(str);
}
public String[] getMappings() {
return new String[] { "onetoone/link/Person.hbm.xml" };
}
public static Test suite() {
return new FunctionalTestClassTestSuite( OneToOneLinkTest.class );
}
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();
}
}