/*
 * 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.modifiedflags;

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

import org.junit.Test;

import org.hibernate.ejb.Ejb3Configuration;
import org.hibernate.envers.query.AuditEntity;
import org.hibernate.envers.test.Priority;
import org.hibernate.envers.test.integration.auditReader.AuditedTestEntity;
import org.hibernate.envers.test.integration.auditReader.NotAuditedTestEntity;

import static junit.framework.Assert.assertEquals;
import static junit.framework.Assert.assertTrue;

/**
 * A test which checks the correct behavior of AuditReader.isEntityClassAudited(Class entityClass).
 * 
 * @author Hernan Chanfreau
 * @author Michal Skowronek (mskowr at o2 dot pl)
 */
public class HasChangedAPITest extends AbstractModifiedFlagsEntityTest {
    public void configure(Ejb3Configuration cfg) {
        cfg.addAnnotatedClass(AuditedTestEntity.class);
        cfg.addAnnotatedClass(NotAuditedTestEntity.class);
    }

    @Test
    @Priority(10)
    public void initData() {
        EntityManager em = getEntityManager();
        em.getTransaction().begin();
        AuditedTestEntity ent1 = new AuditedTestEntity(1, "str1");
        NotAuditedTestEntity ent2 = new NotAuditedTestEntity(1, "str1");

        em.persist(ent1);
        em.persist(ent2);
        em.getTransaction().commit();

        em.getTransaction().begin();

        ent1 = em.find(AuditedTestEntity.class, 1);
        ent2 = em.find(NotAuditedTestEntity.class, 1);
        ent1.setStr1("str2");
        ent2.setStr1("str2");
        em.getTransaction().commit();
    }

    @Test
	public void testHasChangedHasNotChangedCriteria() throws Exception {
		List list = getAuditReader().createQuery().forRevisionsOfEntity(AuditedTestEntity.class, true, true)
                .add(AuditEntity.property("str1").hasChanged()).getResultList();
		assertEquals(2, list.size());
		assertEquals("str1", ((AuditedTestEntity) list.get(0)).getStr1());
		assertEquals("str2", ((AuditedTestEntity) list.get(1)).getStr1());

		list = getAuditReader().createQuery().forRevisionsOfEntity(AuditedTestEntity.class, true, true)
                .add(AuditEntity.property("str1").hasNotChanged()).getResultList();
		assertTrue(list.isEmpty());
	}

}