package org.apache.ojb.jdo;
import junit.framework.TestCase;
import javax.jdo.PersistenceManager;
import javax.jdo.Query;
import org.apache.ojb.otm.Person;
import java.util.Collection;
import java.util.List;
/* Copyright 2004 The Apache Software Foundation
*
* 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.
*/
public class TestQueries extends TestCase
{
private PersistenceManagerFactoryImpl factory = new PersistenceManagerFactoryImpl();
private PersistenceManager pm;
public void setUp()
{
this.pm = factory.getPersistenceManager();
}
public void tearDown()
{
if (!this.pm.isClosed()) this.pm.close();
}
public void testEmptyFilter()
{
Person p = new Person("George", "Harrison");
pm.currentTransaction().begin();
pm.makePersistent(p);
pm.currentTransaction().commit();
pm.evictAll();
pm.currentTransaction().begin();
Query q = pm.newQuery(Person.class);
Collection results = (Collection) q.execute();
assertTrue(results.size() > 0);
assertTrue(results.iterator().next() instanceof Person);
pm.currentTransaction().commit();
}
public void testEmptyFilterSettingExtent()
{
Person p = new Person("George", "Harrison");
pm.currentTransaction().begin();
pm.makePersistent(p);
pm.currentTransaction().commit();
pm.evictAll();
pm.currentTransaction().begin();
Query q = pm.newQuery();
q.setCandidates(pm.getExtent(Person.class, true));
Collection results = (Collection) q.execute();
assertTrue(results.size() > 0);
assertTrue(results.iterator().next() instanceof Person);
pm.currentTransaction().commit();
}
public void testClonedQuery()
{
Person p = new Person("George", "Harrison");
pm.currentTransaction().begin();
pm.makePersistent(p);
pm.currentTransaction().commit();
pm.evictAll();
pm.currentTransaction().begin();
Query q = pm.newQuery(Person.class);
q.compile();
Query q2 = pm.newQuery(q);
Collection r = (Collection) q2.execute();
assertTrue(r.size() > 0);
assertTrue(r.iterator().next() instanceof Person);
pm.currentTransaction().commit();
}
}