/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.openjpa.persistence.simple;
import org.apache.openjpa.jdbc.meta.ClassMapping;
import org.apache.openjpa.jdbc.meta.FieldMapping;
import org.apache.openjpa.persistence.JPAFacadeHelper;
import org.apache.openjpa.persistence.test.SingleEMFTestCase;
public class TestJoin extends SingleEMFTestCase {
public void setUp() {
super.setUp(Item.class);
}
/*
* Verify that an entity does not create joins to itself.
*/
public void testSelfJoin() {
ClassMapping cm = (ClassMapping) JPAFacadeHelper.getMetaData(emf,
Item.class);
FieldMapping fm = cm.getFieldMapping("itemId");
assertNotNull(fm);
assertNull(fm.getJoinForeignKey());
}
}