/*
* 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.query;
import org.hibernate.ejb.Ejb3Configuration;
import org.hibernate.envers.RevisionType;
import org.hibernate.envers.query.AuditEntity;
import org.hibernate.envers.test.AbstractEntityTest;
import org.hibernate.envers.test.Priority;
import org.hibernate.envers.test.entities.StrIntTestEntity;
import org.junit.Test;
import javax.persistence.EntityManager;
import java.util.Arrays;
import java.util.List;
/**
* @author Adam Warski (adam at warski dot org)
*/
@SuppressWarnings({"unchecked"})
public class RevisionConstraintQuery extends AbstractEntityTest {
private Integer id1;
public void configure(Ejb3Configuration cfg) {
cfg.addAnnotatedClass(StrIntTestEntity.class);
}
@Test
@Priority(10)
public void initData() {
// Revision 1
EntityManager em = getEntityManager();
em.getTransaction().begin();
StrIntTestEntity site1 = new StrIntTestEntity("a", 10);
StrIntTestEntity site2 = new StrIntTestEntity("b", 15);
em.persist(site1);
em.persist(site2);
id1 = site1.getId();
Integer id2 = site2.getId();
em.getTransaction().commit();
// Revision 2
em.getTransaction().begin();
site1 = em.find(StrIntTestEntity.class, id1);
site2 = em.find(StrIntTestEntity.class, id2);
site1.setStr1("d");
site2.setNumber(20);
em.getTransaction().commit();
// Revision 3
em.getTransaction().begin();
site1 = em.find(StrIntTestEntity.class, id1);
site2 = em.find(StrIntTestEntity.class, id2);
site1.setNumber(1);
site2.setStr1("z");
em.getTransaction().commit();
// Revision 4
em.getTransaction().begin();
site1 = em.find(StrIntTestEntity.class, id1);
site2 = em.find(StrIntTestEntity.class, id2);
site1.setNumber(5);
site2.setStr1("a");
em.getTransaction().commit();
}
@Test
public void testRevisionsLtQuery() {
List result = getAuditReader().createQuery()
.forRevisionsOfEntity(StrIntTestEntity.class, false, true)
.addProjection(AuditEntity.revisionNumber().distinct())
.add(AuditEntity.revisionNumber().lt(3))
.getResultList();
assert Arrays.asList(1, 2).equals(result);
}
@Test
public void testRevisionsGeQuery() {
List result = getAuditReader().createQuery()
.forRevisionsOfEntity(StrIntTestEntity.class, false, true)
.addProjection(AuditEntity.revisionNumber().distinct())
.add(AuditEntity.revisionNumber().ge(2))
.getResultList();
assert Arrays.asList(2, 3, 4).equals(result);
}
@Test
public void testRevisionsLeWithPropertyQuery() {
List result = getAuditReader().createQuery()
.forRevisionsOfEntity(StrIntTestEntity.class, false, true)
.addProjection(AuditEntity.revisionNumber())
.add(AuditEntity.revisionNumber().le(3))
.add(AuditEntity.property("str1").eq("a"))
.getResultList();
assert Arrays.asList(1).equals(result);
}
@Test
public void testRevisionsGtWithPropertyQuery() {
List result = getAuditReader().createQuery()
.forRevisionsOfEntity(StrIntTestEntity.class, false, true)
.addProjection(AuditEntity.revisionNumber())
.add(AuditEntity.revisionNumber().gt(1))
.add(AuditEntity.property("number").lt(10))
.getResultList();
assert Arrays.asList(3, 4).equals(result);
}
@Test
public void testRevisionProjectionQuery() {
Object[] result = (Object[]) getAuditReader().createQuery()
.forRevisionsOfEntity(StrIntTestEntity.class, false, true)
.addProjection(AuditEntity.revisionNumber().max())
.addProjection(AuditEntity.revisionNumber().count())
.addProjection(AuditEntity.revisionNumber().countDistinct())
.addProjection(AuditEntity.revisionNumber().min())
.add(AuditEntity.id().eq(id1))
.getSingleResult();
assert (Integer) result[0] == 4;
assert (Long) result[1] == 4;
assert (Long) result[2] == 4;
assert (Integer) result[3] == 1;
}
@Test
public void testRevisionOrderQuery() {
List result = getAuditReader().createQuery()
.forRevisionsOfEntity(StrIntTestEntity.class, false, true)
.addProjection(AuditEntity.revisionNumber())
.add(AuditEntity.id().eq(id1))
.addOrder(AuditEntity.revisionNumber().desc())
.getResultList();
assert Arrays.asList(4, 3, 2, 1).equals(result);
}
@Test
public void testRevisionCountQuery() {
// The query shouldn't be ordered as always, otherwise - we get an exception.
Object result = getAuditReader().createQuery()
.forRevisionsOfEntity(StrIntTestEntity.class, false, true)
.addProjection(AuditEntity.revisionNumber().count())
.add(AuditEntity.id().eq(id1))
.getSingleResult();
assert (Long) result == 4;
}
@Test
public void testRevisionTypeEqQuery() {
// The query shouldn't be ordered as always, otherwise - we get an exception.
List results = getAuditReader().createQuery()
.forRevisionsOfEntity(StrIntTestEntity.class, true, true)
.add(AuditEntity.id().eq(id1))
.add(AuditEntity.revisionType().eq(RevisionType.MOD))
.getResultList();
assert results.size() == 3;
assert results.get(0).equals(new StrIntTestEntity("d", 10, id1));
assert results.get(1).equals(new StrIntTestEntity("d", 1, id1));
assert results.get(2).equals(new StrIntTestEntity("d", 5, id1));
}
@Test
public void testRevisionTypeNeQuery() {
// The query shouldn't be ordered as always, otherwise - we get an exception.
List results = getAuditReader().createQuery()
.forRevisionsOfEntity(StrIntTestEntity.class, true, true)
.add(AuditEntity.id().eq(id1))
.add(AuditEntity.revisionType().ne(RevisionType.MOD))
.getResultList();
assert results.size() == 1;
assert results.get(0).equals(new StrIntTestEntity("a", 10, id1));
}
}