/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as
 * indicated by the @author tags or express copyright attribution
 * statements applied by the authors.  All third-party contributions are
 * distributed under license by Red Hat Middleware LLC.
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 */
package org.hibernate.envers.test.integration.collection;

import org.hibernate.ejb.Ejb3Configuration;
import org.hibernate.envers.test.AbstractEntityTest;
import org.hibernate.envers.test.Priority;
import org.hibernate.envers.test.entities.collection.EnumSetEntity;
import org.hibernate.envers.test.entities.collection.EnumSetEntity.E1;
import org.hibernate.envers.test.entities.collection.EnumSetEntity.E2;
import org.hibernate.envers.test.tools.TestTools;
import org.junit.Test;

import javax.persistence.EntityManager;
import java.util.Arrays;

/**
 * @author Adam Warski (adam at warski dot org)
 */
public class EnumSet extends AbstractEntityTest {
    private Integer sse1_id;

    public void configure(Ejb3Configuration cfg) {
        cfg.addAnnotatedClass(EnumSetEntity.class);
    }

    @Test
    @Priority(10)
    public void initData() {
        EntityManager em = getEntityManager();

        EnumSetEntity sse1 = new EnumSetEntity();

        // Revision 1 (sse1: initialy 1 element)
        em.getTransaction().begin();

        sse1.getEnums1().add(E1.X);
        sse1.getEnums2().add(E2.A);

        em.persist(sse1);

        em.getTransaction().commit();

        // Revision 2 (sse1: adding 1 element/removing a non-existing element)
        em.getTransaction().begin();

        sse1 = em.find(EnumSetEntity.class, sse1.getId());

        sse1.getEnums1().add(E1.Y);
        sse1.getEnums2().remove(E2.B);

        em.getTransaction().commit();

        // Revision 3 (sse1: removing 1 element/adding an exisiting element)
        em.getTransaction().begin();

        sse1 = em.find(EnumSetEntity.class, sse1.getId());

        sse1.getEnums1().remove(E1.X);
        sse1.getEnums2().add(E2.A);

        em.getTransaction().commit();

        //

        sse1_id = sse1.getId();
    }

    @Test
    public void testRevisionsCounts() {
        assert Arrays.asList(1, 2, 3).equals(getAuditReader().getRevisions(EnumSetEntity.class, sse1_id));
    }

    @Test
    public void testHistoryOfSse1() {
        EnumSetEntity rev1 = getAuditReader().find(EnumSetEntity.class, sse1_id, 1);
        EnumSetEntity rev2 = getAuditReader().find(EnumSetEntity.class, sse1_id, 2);
        EnumSetEntity rev3 = getAuditReader().find(EnumSetEntity.class, sse1_id, 3);

        assert rev1.getEnums1().equals(TestTools.makeSet(E1.X));
        assert rev2.getEnums1().equals(TestTools.makeSet(E1.X, E1.Y));
        assert rev3.getEnums1().equals(TestTools.makeSet(E1.Y));

        assert rev1.getEnums2().equals(TestTools.makeSet(E2.A));
        assert rev2.getEnums2().equals(TestTools.makeSet(E2.A));
        assert rev3.getEnums2().equals(TestTools.makeSet(E2.A));
    }
}