/*
* Copyright 2006-2008 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.batch.item.database;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import java.util.Arrays;
import java.util.List;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import org.junit.Before;
import org.junit.Test;
import org.springframework.orm.jpa.EntityManagerHolder;
import org.springframework.transaction.support.TransactionSynchronizationManager;
/**
* @author Thomas Risberg
* @author Will Schipp
*
*/
public class JpaItemWriterTests {
EntityManagerFactory emf;
JpaItemWriter<Object> writer;
@Before
public void setUp() throws Exception {
if (TransactionSynchronizationManager.isSynchronizationActive()) {
TransactionSynchronizationManager.clearSynchronization();
}
writer = new JpaItemWriter<Object>();
emf = mock(EntityManagerFactory.class,"emf");
writer.setEntityManagerFactory(emf);
}
@Test
public void testAfterPropertiesSet() throws Exception {
writer = new JpaItemWriter<Object>();
try {
writer.afterPropertiesSet();
fail("Expected IllegalArgumentException");
}
catch (IllegalArgumentException e) {
// expected
assertTrue("Wrong message for exception: " + e.getMessage(),
e.getMessage().indexOf("EntityManagerFactory") >= 0);
}
}
@Test
public void testWriteAndFlushSunnyDay() throws Exception {
EntityManager em = mock(EntityManager.class,"em");
em.contains("foo");
em.contains("bar");
em.merge("bar");
em.flush();
TransactionSynchronizationManager.bindResource(emf, new EntityManagerHolder(em));
List<String> items = Arrays.asList(new String[] { "foo", "bar" });
writer.write(items);
TransactionSynchronizationManager.unbindResource(emf);
}
@Test
public void testWriteAndFlushWithFailure() throws Exception {
final RuntimeException ex = new RuntimeException("ERROR");
EntityManager em = mock(EntityManager.class,"em");
em.contains("foo");
em.contains("bar");
em.merge("bar");
when(em).thenThrow(ex);
TransactionSynchronizationManager.bindResource(emf, new EntityManagerHolder(em));
List<String> items = Arrays.asList(new String[] { "foo", "bar" });
try {
writer.write(items);
fail("Expected RuntimeException");
}
catch (RuntimeException e) {
assertEquals("ERROR", e.getMessage());
}
TransactionSynchronizationManager.unbindResource(emf);
}
}