/*
* 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.onetomany;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import javax.persistence.EntityManager;
import org.hibernate.envers.test.BaseEnversJPAFunctionalTestCase;
import org.hibernate.envers.test.Priority;
import org.hibernate.envers.test.entities.onetomany.CollectionRefEdEntity;
import org.hibernate.envers.test.entities.onetomany.CollectionRefIngEntity;
import org.junit.Test;
/**
* @author Adam Warski (adam at warski dot org)
*/
public class BasicCollection 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[] {CollectionRefEdEntity.class, CollectionRefIngEntity.class};
}
@Test
@Priority(10)
public void initData() {
EntityManager em = getEntityManager();
CollectionRefEdEntity ed1 = new CollectionRefEdEntity( 1, "data_ed_1" );
CollectionRefEdEntity ed2 = new CollectionRefEdEntity( 2, "data_ed_2" );
CollectionRefIngEntity ing1 = new CollectionRefIngEntity( 3, "data_ing_1", ed1 );
CollectionRefIngEntity ing2 = new CollectionRefIngEntity( 4, "data_ing_2", ed1 );
// Revision 1
em.getTransaction().begin();
em.persist( ed1 );
em.persist( ed2 );
em.persist( ing1 );
em.persist( ing2 );
em.getTransaction().commit();
// Revision 2
em.getTransaction().begin();
ing1 = em.find( CollectionRefIngEntity.class, ing1.getId() );
ed2 = em.find( CollectionRefEdEntity.class, ed2.getId() );
ing1.setReference( ed2 );
em.getTransaction().commit();
// Revision 3
em.getTransaction().begin();
ing2 = em.find( CollectionRefIngEntity.class, ing2.getId() );
ed2 = em.find( CollectionRefEdEntity.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, 2, 3 ).equals( getAuditReader().getRevisions( CollectionRefEdEntity.class, ed1_id ) );
assert Arrays.asList( 1, 2, 3 ).equals( getAuditReader().getRevisions( CollectionRefEdEntity.class, ed2_id ) );
assert Arrays.asList( 1, 2 ).equals( getAuditReader().getRevisions( CollectionRefIngEntity.class, ing1_id ) );
assert Arrays.asList( 1, 3 ).equals( getAuditReader().getRevisions( CollectionRefIngEntity.class, ing2_id ) );
}
private <T> Set<T> makeSet(T... objects) {
Set<T> ret = new HashSet<T>();
//noinspection ManualArrayToCollectionCopy
for ( T obj : objects ) {
ret.add( obj );
}
return ret;
}
@Test
public void testHistoryOfEdId1() {
CollectionRefIngEntity ing1 = getEntityManager().find( CollectionRefIngEntity.class, ing1_id );
CollectionRefIngEntity ing2 = getEntityManager().find( CollectionRefIngEntity.class, ing2_id );
CollectionRefEdEntity rev1 = getAuditReader().find( CollectionRefEdEntity.class, ed1_id, 1 );
CollectionRefEdEntity rev2 = getAuditReader().find( CollectionRefEdEntity.class, ed1_id, 2 );
CollectionRefEdEntity rev3 = getAuditReader().find( CollectionRefEdEntity.class, ed1_id, 3 );
assert rev1.getReffering().containsAll( makeSet( ing1, ing2 ) );
assert rev1.getReffering().size() == 2;
assert rev2.getReffering().containsAll( makeSet( ing2 ) );
assert rev2.getReffering().size() == 1;
assert rev3.getReffering().containsAll( Collections.EMPTY_SET );
assert rev3.getReffering().size() == 0;
}
@Test
public void testHistoryOfEdId2() {
CollectionRefIngEntity ing1 = getEntityManager().find( CollectionRefIngEntity.class, ing1_id );
CollectionRefIngEntity ing2 = getEntityManager().find( CollectionRefIngEntity.class, ing2_id );
CollectionRefEdEntity rev1 = getAuditReader().find( CollectionRefEdEntity.class, ed2_id, 1 );
CollectionRefEdEntity rev2 = getAuditReader().find( CollectionRefEdEntity.class, ed2_id, 2 );
CollectionRefEdEntity rev3 = getAuditReader().find( CollectionRefEdEntity.class, ed2_id, 3 );
assert rev1.getReffering().containsAll( Collections.EMPTY_SET );
assert rev1.getReffering().size() == 0;
assert rev2.getReffering().containsAll( makeSet( ing1 ) );
assert rev2.getReffering().size() == 1;
assert rev3.getReffering().containsAll( makeSet( ing1, ing2 ) );
assert rev3.getReffering().size() == 2;
}
@Test
public void testHistoryOfEdIng1() {
CollectionRefEdEntity ed1 = getEntityManager().find( CollectionRefEdEntity.class, ed1_id );
CollectionRefEdEntity ed2 = getEntityManager().find( CollectionRefEdEntity.class, ed2_id );
CollectionRefIngEntity rev1 = getAuditReader().find( CollectionRefIngEntity.class, ing1_id, 1 );
CollectionRefIngEntity rev2 = getAuditReader().find( CollectionRefIngEntity.class, ing1_id, 2 );
CollectionRefIngEntity rev3 = getAuditReader().find( CollectionRefIngEntity.class, ing1_id, 3 );
assert rev1.getReference().equals( ed1 );
assert rev2.getReference().equals( ed2 );
assert rev3.getReference().equals( ed2 );
}
@Test
public void testHistoryOfEdIng2() {
CollectionRefEdEntity ed1 = getEntityManager().find( CollectionRefEdEntity.class, ed1_id );
CollectionRefEdEntity ed2 = getEntityManager().find( CollectionRefEdEntity.class, ed2_id );
CollectionRefIngEntity rev1 = getAuditReader().find( CollectionRefIngEntity.class, ing2_id, 1 );
CollectionRefIngEntity rev2 = getAuditReader().find( CollectionRefIngEntity.class, ing2_id, 2 );
CollectionRefIngEntity rev3 = getAuditReader().find( CollectionRefIngEntity.class, ing2_id, 3 );
assert rev1.getReference().equals( ed1 );
assert rev2.getReference().equals( ed1 );
assert rev3.getReference().equals( ed2 );
}
}