/*
* 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.collection;
import java.util.Arrays;
import java.util.Collections;
import javax.persistence.EntityManager;
import org.hibernate.envers.test.BaseEnversJPAFunctionalTestCase;
import org.hibernate.envers.test.Priority;
import org.hibernate.envers.test.entities.collection.StringSetEntity;
import org.hibernate.envers.test.tools.TestTools;
import org.junit.Test;
/**
* @author Adam Warski (adam at warski dot org)
*/
public class StringSet extends BaseEnversJPAFunctionalTestCase {
private Integer sse1_id;
private Integer sse2_id;
@Override
protected Class<?>[] getAnnotatedClasses() {
return new Class[] {StringSetEntity.class};
}
@Test
@Priority(10)
public void initData() {
EntityManager em = getEntityManager();
StringSetEntity sse1 = new StringSetEntity();
StringSetEntity sse2 = new StringSetEntity();
// Revision 1 (sse1: initialy empty, sse2: initialy 2 elements)
em.getTransaction().begin();
sse2.getStrings().add( "sse2_string1" );
sse2.getStrings().add( "sse2_string2" );
em.persist( sse1 );
em.persist( sse2 );
em.getTransaction().commit();
// Revision 2 (sse1: adding 2 elements, sse2: adding an existing element)
em.getTransaction().begin();
sse1 = em.find( StringSetEntity.class, sse1.getId() );
sse2 = em.find( StringSetEntity.class, sse2.getId() );
sse1.getStrings().add( "sse1_string1" );
sse1.getStrings().add( "sse1_string2" );
sse2.getStrings().add( "sse2_string1" );
em.getTransaction().commit();
// Revision 3 (sse1: removing a non-existing element, sse2: removing one element)
em.getTransaction().begin();
sse1 = em.find( StringSetEntity.class, sse1.getId() );
sse2 = em.find( StringSetEntity.class, sse2.getId() );
sse1.getStrings().remove( "sse1_string3" );
sse2.getStrings().remove( "sse2_string1" );
em.getTransaction().commit();
//
sse1_id = sse1.getId();
sse2_id = sse2.getId();
}
@Test
public void testRevisionsCounts() {
assert Arrays.asList( 1, 2 ).equals( getAuditReader().getRevisions( StringSetEntity.class, sse1_id ) );
assert Arrays.asList( 1, 3 ).equals( getAuditReader().getRevisions( StringSetEntity.class, sse2_id ) );
}
@Test
public void testHistoryOfSse1() {
StringSetEntity rev1 = getAuditReader().find( StringSetEntity.class, sse1_id, 1 );
StringSetEntity rev2 = getAuditReader().find( StringSetEntity.class, sse1_id, 2 );
StringSetEntity rev3 = getAuditReader().find( StringSetEntity.class, sse1_id, 3 );
assert rev1.getStrings().equals( Collections.EMPTY_SET );
assert rev2.getStrings().equals( TestTools.makeSet( "sse1_string1", "sse1_string2" ) );
assert rev3.getStrings().equals( TestTools.makeSet( "sse1_string1", "sse1_string2" ) );
}
@Test
public void testHistoryOfSse2() {
StringSetEntity rev1 = getAuditReader().find( StringSetEntity.class, sse2_id, 1 );
StringSetEntity rev2 = getAuditReader().find( StringSetEntity.class, sse2_id, 2 );
StringSetEntity rev3 = getAuditReader().find( StringSetEntity.class, sse2_id, 3 );
assert rev1.getStrings().equals( TestTools.makeSet( "sse2_string1", "sse2_string2" ) );
assert rev2.getStrings().equals( TestTools.makeSet( "sse2_string1", "sse2_string2" ) );
assert rev3.getStrings().equals( TestTools.makeSet( "sse2_string2" ) );
}
}