/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* 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.envers.test.integration.onetoone.unidirectional;
import java.util.Arrays;
import javax.persistence.EntityManager;
import org.hibernate.envers.test.BaseEnversJPAFunctionalTestCase;
import org.hibernate.envers.test.Priority;
import org.junit.Test;
/**
* @author Adam Warski (adam at warski dot org)
*/
public class UnidirectionalWithNulls extends BaseEnversJPAFunctionalTestCase {
private Integer ed1_id;
private Integer ed2_id;
private Integer ing1_id;
private Integer ing2_id;
@Override
protected Class<?>[] getAnnotatedClasses() {
return new Class[] {UniRefEdEntity.class, UniRefIngEntity.class};
}
@Test
@Priority(10)
public void initData() {
UniRefEdEntity ed1 = new UniRefEdEntity( 1, "data_ed_1" );
UniRefEdEntity ed2 = new UniRefEdEntity( 2, "data_ed_2" );
UniRefIngEntity ing1 = new UniRefIngEntity( 3, "data_ing_1", ed1 );
UniRefIngEntity ing2 = new UniRefIngEntity( 4, "data_ing_2", null );
// Revision 1
EntityManager em = getEntityManager();
em.getTransaction().begin();
em.persist( ed1 );
em.persist( ed2 );
em.persist( ing1 );
em.persist( ing2 );
em.getTransaction().commit();
// Revision 2
em = getEntityManager();
em.getTransaction().begin();
ing1 = em.find( UniRefIngEntity.class, ing1.getId() );
ing1.setReference( null );
em.getTransaction().commit();
// Revision 3
em = getEntityManager();
em.getTransaction().begin();
ing2 = em.find( UniRefIngEntity.class, ing2.getId() );
ed2 = em.find( UniRefEdEntity.class, ed2.getId() );
ing2.setReference( ed2 );
em.getTransaction().commit();
//
ed1_id = ed1.getId();
ed2_id = ed2.getId();
ing1_id = ing1.getId();
ing2_id = ing2.getId();
}
@Test
public void testRevisionsCounts() {
assert Arrays.asList( 1 ).equals( getAuditReader().getRevisions( UniRefEdEntity.class, ed1_id ) );
assert Arrays.asList( 1 ).equals( getAuditReader().getRevisions( UniRefEdEntity.class, ed2_id ) );
assert Arrays.asList( 1, 2 ).equals( getAuditReader().getRevisions( UniRefIngEntity.class, ing1_id ) );
assert Arrays.asList( 1, 3 ).equals( getAuditReader().getRevisions( UniRefIngEntity.class, ing2_id ) );
}
@Test
public void testHistoryOfIngId1() {
UniRefEdEntity ed1 = getEntityManager().find( UniRefEdEntity.class, ed1_id );
UniRefIngEntity rev1 = getAuditReader().find( UniRefIngEntity.class, ing1_id, 1 );
UniRefIngEntity rev2 = getAuditReader().find( UniRefIngEntity.class, ing1_id, 2 );
UniRefIngEntity rev3 = getAuditReader().find( UniRefIngEntity.class, ing1_id, 3 );
assert rev1.getReference().equals( ed1 );
assert rev2.getReference() == null;
assert rev3.getReference() == null;
}
@Test
public void testHistoryOfIngId2() {
UniRefEdEntity ed2 = getEntityManager().find( UniRefEdEntity.class, ed2_id );
UniRefIngEntity rev1 = getAuditReader().find( UniRefIngEntity.class, ing2_id, 1 );
UniRefIngEntity rev2 = getAuditReader().find( UniRefIngEntity.class, ing2_id, 2 );
UniRefIngEntity rev3 = getAuditReader().find( UniRefIngEntity.class, ing2_id, 3 );
assert rev1.getReference() == null;
assert rev2.getReference() == null;
assert rev3.getReference().equals( ed2 );
}
}