/*
* 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.basic;
import java.util.Arrays;
import javax.persistence.EntityManager;
import org.hibernate.dialect.Oracle8iDialect;
import org.hibernate.envers.test.BaseEnversJPAFunctionalTestCase;
import org.hibernate.envers.test.Priority;
import org.hibernate.envers.test.entities.StrTestEntity;
import org.hibernate.testing.RequiresDialect;
import org.hibernate.testing.TestForIssue;
import org.junit.Test;
import junit.framework.Assert;
/**
* @author Lukasz Antoniak (lukasz dot antoniak at gmail dot com)
*/
@TestForIssue(jiraKey = "HHH-7246")
@RequiresDialect(Oracle8iDialect.class)
public class EmptyStringTest extends BaseEnversJPAFunctionalTestCase {
private Integer emptyId = null;
private Integer nullId = null;
@Override
protected Class<?>[] getAnnotatedClasses() {
return new Class<?>[] {StrTestEntity.class};
}
@Test
@Priority(10)
public void initData() {
EntityManager em = getEntityManager();
// Revision 1
em.getTransaction().begin();
StrTestEntity emptyEntity = new StrTestEntity( "" );
em.persist( emptyEntity );
StrTestEntity nullEntity = new StrTestEntity( null );
em.persist( nullEntity );
em.getTransaction().commit();
emptyId = emptyEntity.getId();
nullId = nullEntity.getId();
em.close();
em = getEntityManager();
// Should not generate revision after NULL to "" modification and vice versa on Oracle.
em.getTransaction().begin();
emptyEntity = em.find( StrTestEntity.class, emptyId );
emptyEntity.setStr( null );
em.merge( emptyEntity );
nullEntity = em.find( StrTestEntity.class, nullId );
nullEntity.setStr( "" );
em.merge( nullEntity );
em.getTransaction().commit();
em.close();
}
@Test
public void testRevisionsCounts() {
Assert.assertEquals( Arrays.asList( 1 ), getAuditReader().getRevisions( StrTestEntity.class, emptyId ) );
Assert.assertEquals( Arrays.asList( 1 ), getAuditReader().getRevisions( StrTestEntity.class, nullId ) );
}
}