/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008, Red Hat Middleware LLC 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 Middleware LLC.
*
* 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.envers.test.integration.cache;
import javax.persistence.EntityManager;
import org.hibernate.envers.test.AbstractEntityTest;
import org.hibernate.envers.test.entities.onetomany.SetRefEdEntity;
import org.hibernate.envers.test.entities.onetomany.SetRefIngEntity;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.Test;
import org.hibernate.ejb.Ejb3Configuration;
/**
* @author Adam Warski (adam at warski dot org)
*/
@SuppressWarnings({"ObjectEquality"})
public class OneToManyCache extends AbstractEntityTest {
private Integer ed1_id;
private Integer ed2_id;
private Integer ing1_id;
private Integer ing2_id;
public void configure(Ejb3Configuration cfg) {
cfg.addAnnotatedClass(SetRefEdEntity.class);
cfg.addAnnotatedClass(SetRefIngEntity.class);
}
@BeforeClass(dependsOnMethods = "init")
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;
}
}
}