ReadEntityWithAuditedManyToManyTest.java

/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
 * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
 */
package org.hibernate.envers.test.integration.entityNames.manyToManyAudited;

import java.io.File;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;

import org.hibernate.MappingException;
import org.hibernate.envers.test.AbstractOneSessionTest;
import org.hibernate.envers.test.Priority;

import org.junit.Test;

/**
 * @author Hernán Chanfreau
 */
public class ReadEntityWithAuditedManyToManyTest extends AbstractOneSessionTest {

	private long id_car1;
	private long id_car2;

	private long id_pers1;

	private Person person1;
	private Car car1;

	private Person person1_1;
	private Car car1_2;

	protected void initMappings() throws MappingException, URISyntaxException {
		URL url = Thread.currentThread().getContextClassLoader().getResource(
				"mappings/entityNames/manyToManyAudited/mappings.hbm.xml"
		);
		config.addFile( new File( url.toURI() ) );
	}


	@Test
	@Priority(10)
	public void initData() {

		initializeSession();

		Person pers1 = new Person( "Hernan", 28 );
		Person pers2 = new Person( "Leandro", 29 );
		Person pers3 = new Person( "Barba", 32 );
		Person pers4 = new Person( "Camomo", 15 );

		//REV 1
		getSession().getTransaction().begin();
		List<Person> owners = new ArrayList<Person>();
		owners.add( pers1 );
		owners.add( pers2 );
		owners.add( pers3 );
		Car car1 = new Car( 5, owners );

		getSession().persist( car1 );
		getSession().getTransaction().commit();
		id_pers1 = pers1.getId();
		id_car1 = car1.getId();

		owners = new ArrayList<Person>();
		owners.add( pers2 );
		owners.add( pers3 );
		owners.add( pers4 );
		Car car2 = new Car( 27, owners );
		//REV 2
		getSession().getTransaction().begin();
		Person person1 = (Person) getSession().get( "Personaje", id_pers1 );
		person1.setName( "Hernan David" );
		person1.setAge( 40 );
		getSession().persist( car1 );
		getSession().persist( car2 );
		getSession().getTransaction().commit();
		id_car2 = car2.getId();
	}

	private void loadDataOnSessionAndAuditReader() {

		car1_2 = getAuditReader().find( Car.class, id_car1, 2 );
		Car car2_2 = getAuditReader().find( Car.class, id_car2, 2 );

		// navigate through relations to load objects
		for ( Person owner : car1_2.getOwners() ) {
			for ( Car ownedCar : owner.getCars() ) {
				ownedCar.getRegistrationNumber();
			}
		}
		for ( Person owner : car2_2.getOwners() ) {
			for ( Car ownedCar : owner.getCars() ) {
				ownedCar.getRegistrationNumber();
			}
		}

		car1 = (Car) getSession().get( Car.class, id_car1 );
		person1 = (Person) getSession().get( "Personaje", id_pers1 );
		person1_1 = getAuditReader().find( Person.class, "Personaje", id_pers1, 1 );
	}


	private void checkEntityNames() {
		String currPerson1EN = getSession().getEntityName( person1 );
		String currCar1EN = getSession().getEntityName( car1 );

		String person1_1EN = getAuditReader().getEntityName( id_pers1, 1, person1_1 );
		assert (currPerson1EN.equals( person1_1EN ));

		String car1_2EN = getAuditReader().getEntityName( id_car1, 2, car1_2 );
		assert (currCar1EN.equals( car1_2EN ));
	}

	@Test
	public void testGetEntityNameManyYoManyWithEntityName() {

		loadDataOnSessionAndAuditReader();

		checkEntityNames();
	}


	@Test
	public void testGetEntityNameManyYoManyWithEntityNameInNewSession() {
		//force new session and AR
		forceNewSession();
		loadDataOnSessionAndAuditReader();

		checkEntityNames();

	}
}