/*
* 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.support;
import static org.junit.Assert.assertEquals;
import java.util.ArrayList;
import java.util.List;
import javax.persistence.EntityManagerFactory;
import javax.persistence.Query;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.batch.item.database.orm.JpaNativeQueryProvider;
import org.springframework.batch.item.sample.Foo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.transaction.annotation.Transactional;
/**
* @author Anatoly Polinsky
* @author Dave Syer
*/
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = { "../JpaPagingItemReaderCommonTests-context.xml" })
public class JpaNativeQueryProviderIntegrationTests {
@Autowired
private EntityManagerFactory entityManagerFactory;
private JpaNativeQueryProvider<Foo> jpaQueryProvider;
public JpaNativeQueryProviderIntegrationTests() {
jpaQueryProvider = new JpaNativeQueryProvider<Foo>();
jpaQueryProvider.setEntityClass(Foo.class);
}
@Test
@Transactional
public void shouldRetrieveAndMapAllFoos() throws Exception {
String sqlQuery = "select * from T_FOOS";
jpaQueryProvider.setSqlQuery(sqlQuery);
jpaQueryProvider.afterPropertiesSet();
jpaQueryProvider.setEntityManager(entityManagerFactory.createEntityManager());
Query query = jpaQueryProvider.createQuery();
List<Foo> expectedFoos = new ArrayList<Foo>();
expectedFoos.add(new Foo(1, "bar1", 1));
expectedFoos.add(new Foo(2, "bar2", 2));
expectedFoos.add(new Foo(3, "bar3", 3));
expectedFoos.add(new Foo(4, "bar4", 4));
expectedFoos.add(new Foo(5, "bar5", 5));
@SuppressWarnings("unchecked")
List<Foo> actualFoos = query.getResultList();
assertEquals(actualFoos, expectedFoos);
}
@Test
@Transactional
public void shouldExecuteParameterizedQuery() throws Exception {
String sqlQuery = "select * from T_FOOS where value >= :limit";
jpaQueryProvider.setSqlQuery(sqlQuery);
jpaQueryProvider.afterPropertiesSet();
jpaQueryProvider.setEntityManager(entityManagerFactory.createEntityManager());
Query query = jpaQueryProvider.createQuery();
query.setParameter("limit", 3);
List<Foo> expectedFoos = new ArrayList<Foo>();
expectedFoos.add(new Foo(3, "bar3", 3));
expectedFoos.add(new Foo(4, "bar4", 4));
expectedFoos.add(new Foo(5, "bar5", 5));
@SuppressWarnings("unchecked")
List<Foo> actualFoos = query.getResultList();
assertEquals(actualFoos, expectedFoos);
}
}