/*
* Copyright 2002-2007 the original author or authors.
*
* 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.springframework.orm.jpa.support;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import junit.framework.TestCase;
import org.easymock.MockControl;
import org.springframework.orm.jpa.EntityManagerHolder;
import org.springframework.orm.jpa.EntityManagerProxy;
import org.springframework.transaction.support.TransactionSynchronizationManager;
/**
* @author Rod Johnson
* @author Juergen Hoeller
*/
public class SharedEntityManagerFactoryTests extends TestCase {
public void testValidUsage() {
Object o = new Object();
MockControl emMc = MockControl.createControl(EntityManager.class);
EntityManager mockEm = (EntityManager) emMc.getMock();
mockEm.contains(o);
emMc.setReturnValue(false, 1);
mockEm.close();
emMc.setVoidCallable(1);
emMc.replay();
MockControl emfMc = MockControl.createControl(EntityManagerFactory.class);
EntityManagerFactory mockEmf = (EntityManagerFactory) emfMc.getMock();
mockEmf.createEntityManager();
emfMc.setReturnValue(mockEm, 1);
emfMc.replay();
SharedEntityManagerBean proxyFactoryBean = new SharedEntityManagerBean();
proxyFactoryBean.setEntityManagerFactory(mockEmf);
proxyFactoryBean.afterPropertiesSet();
assertTrue(EntityManager.class.isAssignableFrom(proxyFactoryBean.getObjectType()));
assertTrue(proxyFactoryBean.isSingleton());
EntityManager proxy = (EntityManager) proxyFactoryBean.getObject();
assertSame(proxy, proxyFactoryBean.getObject());
assertFalse(proxy.contains(o));
assertTrue(proxy instanceof EntityManagerProxy);
EntityManagerProxy emProxy = (EntityManagerProxy) proxy;
try {
emProxy.getTargetEntityManager();
fail("Should have thrown IllegalStateException outside of transaction");
}
catch (IllegalStateException ex) {
// expected
}
TransactionSynchronizationManager.bindResource(mockEmf, new EntityManagerHolder(mockEm));
try {
assertSame(mockEm, emProxy.getTargetEntityManager());
}
finally {
TransactionSynchronizationManager.unbindResource(mockEmf);
}
emfMc.verify();
emMc.verify();
assertTrue(TransactionSynchronizationManager.getResourceMap().isEmpty());
}
}