/*
* 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.test.manytomanyassociationclass.surrogateid.generated;
import java.util.HashSet;
import junit.framework.Test;
import org.hibernate.exception.ConstraintViolationException;
import org.hibernate.test.manytomanyassociationclass.AbstractManyToManyAssociationClassTest;
import org.hibernate.test.manytomanyassociationclass.Membership;
import org.hibernate.Session;
import org.hibernate.testing.junit.functional.FunctionalTestClassTestSuite;
/**
* Tests on many-to-many association using an association class with a surrogate ID that is generated.
*
* @author Gail Badner
*/
public class ManyToManyAssociationClassGeneratedIdTest extends AbstractManyToManyAssociationClassTest {
public ManyToManyAssociationClassGeneratedIdTest(String string) {
super( string );
}
public String[] getMappings() {
return new String[] { "manytomanyassociationclass/surrogateid/generated/Mappings.hbm.xml" };
}
public static Test suite() {
return new FunctionalTestClassTestSuite( ManyToManyAssociationClassGeneratedIdTest.class );
}
public Membership createMembership(String name) {
return new Membership( name );
}
public void testRemoveAndAddEqualElement() {
deleteMembership( getUser(), getGroup(), getMembership() );
addMembership( getUser(), getGroup(), createMembership( "membership" ) );
Session s = openSession();
s.beginTransaction();
try {
// The new membership is transient (it has a null surrogate ID), so
// Hibernate assumes that it should be added to the collection.
// Inserts are done before deletes, so a ConstraintViolationException
// will be thrown on the insert because the unique constraint on the
// user and group IDs in the join table is violated. See HHH-2801.
s.merge( getUser() );
s.getTransaction().commit();
fail( "should have failed because inserts are before deletes");
}
catch( ConstraintViolationException ex ) {
// expected
s.getTransaction().rollback();
}
finally {
s.close();
}
}
public void testRemoveAndAddEqualCollection() {
deleteMembership( getUser(), getGroup(), getMembership() );
getUser().setMemberships( new HashSet() );
getGroup().setMemberships( new HashSet() );
addMembership( getUser(), getGroup(), createMembership( "membership" ) );
Session s = openSession();
s.beginTransaction();
try {
// The new membership is transient (it has a null surrogate ID), so
// Hibernate assumes that it should be added to the collection.
// Inserts are done before deletes, so a ConstraintViolationException
// will be thrown on the insert because the unique constraint on the
// user and group IDs in the join table is violated. See HHH-2801.
s.merge( getUser() );
s.getTransaction().commit();
fail( "should have failed because inserts are before deletes");
}
catch( ConstraintViolationException ex ) {
// expected
s.getTransaction().rollback();
}
finally {
s.close();
}
}
public void testRemoveAndAddEqualElementNonKeyModified() {
deleteMembership( getUser(), getGroup(), getMembership() );
Membership membershipNew = createMembership( "membership" );
addMembership( getUser(), getGroup(), membershipNew );
membershipNew.setName( "membership1" );
Session s = openSession();
s.beginTransaction();
try {
// The new membership is transient (it has a null surrogate ID), so
// Hibernate assumes that it should be added to the collection.
// Inserts are done before deletes, so a ConstraintViolationException
// will be thrown on the insert because the unique constraint on the
// user and group IDs in the join table is violated. See HHH-2801.
s.merge( getUser() );
s.getTransaction().commit();
fail( "should have failed because inserts are before deletes");
}
catch( ConstraintViolationException ex ) {
// expected
s.getTransaction().rollback();
}
finally {
s.close();
}
}
}