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* 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
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* KIND, either express or implied. See the License for the
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package org.apache.openjpa.persistence.jdbc.meta;
import java.util.Iterator;
import javax.persistence.EntityManager;
import org.apache.openjpa.persistence.common.utils.*;
import org.apache.openjpa.persistence.jdbc.common.apps.ConstantJoinPC4;
import org.apache.openjpa.persistence.jdbc.common.apps.ConstantJoinPC5;
import junit.framework.*;
public class TestEJBConstantJoinOnSameRefTable
extends org.apache.openjpa.persistence.jdbc.kernel.BaseJDBCTest {
private int oid;
public TestEJBConstantJoinOnSameRefTable(String name)
{
super(name);
}
@SuppressWarnings("unchecked")
public void setUp ()
{
deleteAll(ConstantJoinPC4.class);
deleteAll(ConstantJoinPC5.class);
ConstantJoinPC4 pc4 = new ConstantJoinPC4 ("pc4-1", 1);
pc4.setOneToOne1 (new ConstantJoinPC5 ("pc5-one-to-one-1"));
//### see note in testConstantOneToOne2
//### pc4.setOneToOne2 (new ConstantJoinPC5 ("pc5-one-to-one-2"));
pc4.getManyToMany().add (new ConstantJoinPC5 ("pc5-many-to-many-1"));
pc4.getManyToMany().add (new ConstantJoinPC5 ("pc5-many-to-many-2"));
EntityManager pm = currentEntityManager();
startTx(pm);
pm.persist(pc4);
endTx(pm);
oid = pc4.getId();
endEm(pm);
}
public void testConstantManyToMany ()
{
EntityManager pm = currentEntityManager();
startTx(pm);
ConstantJoinPC4 pc4 = pm.find(ConstantJoinPC4.class, oid);
assertEquals (2, pc4.getManyToMany ().size ());
Iterator iter = pc4.getManyToMany ().iterator ();
ConstantJoinPC5 pc5_1 = (ConstantJoinPC5) iter.next ();
ConstantJoinPC5 pc5_2 = (ConstantJoinPC5) iter.next ();
if ("pc5-many-to-many-2".equals (pc5_1.getName ()))
{
ConstantJoinPC5 other = pc5_1;
pc5_1 = pc5_2;
pc5_2 = other;
}
assertEquals ("pc5-many-to-many-1", pc5_1.getName ());
assertEquals ("pc5-many-to-many-2", pc5_2.getName ());
endTx(pm);
endEm(pm);
}
public void testConstantOneToOne1 ()
{
EntityManager pm = currentEntityManager();
startTx(pm);
ConstantJoinPC4 pc4 = pm.find(ConstantJoinPC4.class, oid);
assertEquals (2, pc4.getManyToMany ().size ());
assertEquals ("pc5-one-to-one-1", pc4.getOneToOne1().getName());
endTx(pm);
endEm(pm);
}
public void testSharedJoinTableModifications ()
{
EntityManager pm = currentEntityManager();
ConstantJoinPC4 pc4 = pm.find(ConstantJoinPC4.class, oid);
startTx(pm);
pc4.getManyToMany ().clear ();
endTx(pm);
EntityManager pm2 = currentEntityManager();
pc4 = pm2.find(ConstantJoinPC4.class, oid);
assertNotNull (pc4.getOneToOne1 ());
assertEquals (0, pc4.getManyToMany ().size ());
}
}