/*
* 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.cache;
import javax.persistence.EntityManager;
import org.hibernate.envers.test.BaseEnversJPAFunctionalTestCase;
import org.hibernate.envers.test.Priority;
import org.hibernate.envers.test.entities.onetomany.SetRefEdEntity;
import org.hibernate.envers.test.entities.onetomany.SetRefIngEntity;
import org.junit.Test;
/**
* @author Adam Warski (adam at warski dot org)
*/
@SuppressWarnings({"ObjectEquality"})
public class OneToManyCache 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[] {SetRefEdEntity.class, SetRefIngEntity.class};
}
@Test
@Priority(10)
public void initData() {
EntityManager em = getEntityManager();
SetRefEdEntity ed1 = new SetRefEdEntity( 1, "data_ed_1" );
SetRefEdEntity ed2 = new SetRefEdEntity( 2, "data_ed_2" );
SetRefIngEntity ing1 = new SetRefIngEntity( 1, "data_ing_1" );
SetRefIngEntity ing2 = new SetRefIngEntity( 2, "data_ing_2" );
// Revision 1
em.getTransaction().begin();
em.persist( ed1 );
em.persist( ed2 );
ing1.setReference( ed1 );
ing2.setReference( ed1 );
em.persist( ing1 );
em.persist( ing2 );
em.getTransaction().commit();
// Revision 2
em.getTransaction().begin();
ing1 = em.find( SetRefIngEntity.class, ing1.getId() );
ing2 = em.find( SetRefIngEntity.class, ing2.getId() );
ed2 = em.find( SetRefEdEntity.class, ed2.getId() );
ing1.setReference( ed2 );
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 testCacheReferenceAccessAfterFind() {
SetRefEdEntity ed1_rev1 = getAuditReader().find( SetRefEdEntity.class, ed1_id, 1 );
SetRefIngEntity ing1_rev1 = getAuditReader().find( SetRefIngEntity.class, ing1_id, 1 );
SetRefIngEntity ing2_rev1 = getAuditReader().find( SetRefIngEntity.class, ing2_id, 1 );
// It should be exactly the same object
assert ing1_rev1.getReference() == ed1_rev1;
assert ing2_rev1.getReference() == ed1_rev1;
}
@Test
public void testCacheReferenceAccessAfterCollectionAccessRev1() {
SetRefEdEntity ed1_rev1 = getAuditReader().find( SetRefEdEntity.class, ed1_id, 1 );
// It should be exactly the same object
assert ed1_rev1.getReffering().size() == 2;
for ( SetRefIngEntity setRefIngEntity : ed1_rev1.getReffering() ) {
assert setRefIngEntity.getReference() == ed1_rev1;
}
}
@Test
public void testCacheReferenceAccessAfterCollectionAccessRev2() {
SetRefEdEntity ed2_rev2 = getAuditReader().find( SetRefEdEntity.class, ed2_id, 2 );
assert ed2_rev2.getReffering().size() == 2;
for ( SetRefIngEntity setRefIngEntity : ed2_rev2.getReffering() ) {
assert setRefIngEntity.getReference() == ed2_rev2;
}
}
@Test
public void testCacheFindAfterCollectionAccessRev1() {
SetRefEdEntity ed1_rev1 = getAuditReader().find( SetRefEdEntity.class, ed1_id, 1 );
// Reading the collection
assert ed1_rev1.getReffering().size() == 2;
SetRefIngEntity ing1_rev1 = getAuditReader().find( SetRefIngEntity.class, ing1_id, 1 );
SetRefIngEntity ing2_rev1 = getAuditReader().find( SetRefIngEntity.class, ing2_id, 1 );
for ( SetRefIngEntity setRefIngEntity : ed1_rev1.getReffering() ) {
assert setRefIngEntity == ing1_rev1 || setRefIngEntity == ing2_rev1;
}
}
}