/*
 * Copyright 2002-2016 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.integration.jpa.outbound;

import java.util.List;

import javax.sql.DataSource;

import org.junit.Assert;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.messaging.Message;
import org.springframework.messaging.MessageChannel;
import org.springframework.integration.jpa.test.JpaTestUtils;
import org.springframework.integration.jpa.test.entity.StudentDomain;
import org.springframework.integration.support.MessageBuilder;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.test.annotation.DirtiesContext;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

/**
 *
 * @author Gunnar Hillert
 * @since 2.2
 *
 */
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration
public class JpaOutboundChannelAdapterTransactionalTests {

	@Autowired
	@Qualifier("input")
	private MessageChannel channel;

	@Autowired
	DataSource dataSource;

	@Test
	@DirtiesContext
	public void saveEntityWithTransaction() throws InterruptedException {

		List<?> results1 = new JdbcTemplate(dataSource).queryForList("Select * from Student");
		Assert.assertNotNull(results1);
		Assert.assertTrue(results1.size() == 3);

		StudentDomain testStudent = JpaTestUtils.getTestStudent();
		Message<StudentDomain> message = MessageBuilder.withPayload(testStudent).build();

		channel.send(message);

		List<?> results2 = new JdbcTemplate(dataSource).queryForList("Select * from Student");
		Assert.assertNotNull(results2);
		Assert.assertTrue(results2.size() == 4);

		Assert.assertNull(testStudent.getRollNumber());

	}

}