/*
* Copyright 2008 Udai Gupta
*
* Licensed 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.castor.cpa.test.test80;
import java.util.Iterator;
import java.util.List;
import org.castor.cpa.test.framework.CPATestCase;
import org.castor.cpa.test.framework.xml.types.DatabaseEngineType;
import org.exolab.castor.jdo.Database;
import org.exolab.castor.jdo.OQLQuery;
import org.exolab.castor.jdo.QueryResults;
/**
* Tests that modification to read only objects are not persist in the database.
*/
public final class TestSelfReferentialExtend extends CPATestCase {
private static final String DBNAME = "test80";
private static final String MAPPING = "/org/castor/cpa/test/test80/mapping.xml";
private Database _db;
public TestSelfReferentialExtend(final String name) {
super(name);
}
// Test are only included/excluded for engines that have been tested with this test suite.
public boolean include(final DatabaseEngineType engine) {
return (engine == DatabaseEngineType.DERBY)
|| (engine == DatabaseEngineType.HSQL)
|| (engine == DatabaseEngineType.MYSQL)
|| (engine == DatabaseEngineType.ORACLE)
|| (engine == DatabaseEngineType.POSTGRESQL);
}
public void setUp() throws Exception {
_db = getJDOManager(DBNAME, MAPPING).getDatabase();
}
public void tearDown() throws Exception {
if (_db.isActive()) {
_db.rollback();
}
_db.close();
}
public void testQueryParent() throws Exception {
_db.begin();
OQLQuery query = _db.getOQLQuery("SELECT entity FROM "
+ SelfReferentialParent.class.getName()
+ " entity WHERE id = $1");
query.bind(new Integer(1));
QueryResults results = query.execute();
SelfReferentialParent entity = (SelfReferentialParent) results.next();
assertNotNull(entity);
assertEquals(new Integer(1), entity.getId());
List<SelfReferentialParent> children = entity.getEntities();
assertNotNull(children);
assertEquals(2, children.size());
Iterator<SelfReferentialParent> childrenIterator = children.iterator();
SelfReferentialParent child = childrenIterator.next();
assertNotNull(child);
assertEquals(2, child.getId().intValue());
assertNotNull(child.getEntities());
assertEquals(0, child.getEntities().size());
child = childrenIterator.next();
assertNotNull(child);
assertEquals(3, child.getId().intValue());
assertNotNull(child.getEntities());
assertEquals(0, child.getEntities().size());
_db.commit();
}
public void testLoadParent() throws Exception {
_db.begin();
Object obj = _db.load(SelfReferentialParent.class, new Integer(1));
SelfReferentialParent entity = (SelfReferentialParent) obj;
assertNotNull(entity);
assertEquals(new Integer(1), entity.getId());
List<SelfReferentialParent> children = entity.getEntities();
assertNotNull(children);
assertEquals(2, children.size());
Iterator<SelfReferentialParent> childrenIterator = children.iterator();
SelfReferentialParent child = childrenIterator.next();
assertNotNull(child);
assertEquals(2, child.getId().intValue());
assertNotNull(child.getEntities());
assertEquals(0, child.getEntities().size());
child = childrenIterator.next();
assertNotNull(child);
assertEquals(3, child.getId().intValue());
assertNotNull(child.getEntities());
assertEquals(0, child.getEntities().size());
_db.commit();
}
public void testLoadChild() throws Exception {
_db.begin();
Object obj = _db.load(SelfReferentialChild.class, new Integer(1));
SelfReferentialChild child = (SelfReferentialChild) obj;
assertNotNull(child);
assertEquals(new Integer(1), child.getId());
List<SelfReferentialParent> children = child.getEntities();
assertNotNull(children);
assertEquals(2, children.size());
Iterator<SelfReferentialParent> childrenIterator = children.iterator();
SelfReferentialParent entity = childrenIterator.next();
assertNotNull(entity);
assertEquals(2, entity.getId().intValue());
assertNotNull(entity.getEntities());
assertEquals(0, entity.getEntities().size());
entity = childrenIterator.next();
assertNotNull(entity);
assertEquals(3, entity.getId().intValue());
assertNotNull(entity.getEntities());
assertEquals(0, entity.getEntities().size());
_db.commit();
}
}