HibernateTest.java

package jpaoletti.jpm.hibernate;

import jpaoletti.jpm.core.Entity;
import jpaoletti.jpm.core.EntityFilter;
import jpaoletti.jpm.core.FilterOperation;
import jpaoletti.jpm.core.PMContext;
import jpaoletti.jpm.core.PersistenceManager;
import jpaoletti.jpm.core.PresentationManager;
import jpaoletti.jpm.test.SimpleClass;
import org.hibernate.Session;
import org.junit.After;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import static org.junit.Assert.*;

/**
 *
 * @author jpaoletti
 */
public class HibernateTest {

    private static final String TEST_ENTITY = "simpleclass";
    private Session session;

    public HibernateTest() {
    }

    @Test
    public void list() throws Exception {
        final PMContext ctx = init();
        assertEquals("There must be 2 items in " + TEST_ENTITY + " table",
                2, getTestEntity().getList(ctx).size());
        ctx.getPersistenceManager().finish(null);
    }

    @Test
    public void get() throws Exception {
        final PMContext ctx = init();
        assertNotNull("Row with id 1 must exist",
                getTestEntity().getDataAccess().getItem(ctx, "id", "1"));

        assertNotNull("Row with description T1 must exist",
                getTestEntity().getDataAccess().getItem(ctx, "description", "T1"));
        ctx.getPersistenceManager().finish(null);
    }

    @Test
    public void filter() throws Exception {
        final PMContext ctx = init();
        final EntityFilter filter = getTestEntity().getDataAccess().createFilter(ctx);
        filter.addFilter("id", 1L, FilterOperation.EQ);
        filter.process(getTestEntity());
        assertEquals("There must be 1 items in " + TEST_ENTITY + " table after filter",
                1, getTestEntity().getList(ctx, filter).size());
        ctx.getPersistenceManager().finish(null);
    }

    @Test
    public void addEditDelete() throws Exception {
        final PMContext ctx = init();
        final SimpleClass item = new SimpleClass();
        item.setDescription("Generated by test");
        //Add
        Object tx = ctx.getPersistenceManager().startTransaction(null);
        try {
            ctx.getDataAccess().add(ctx, item);
            ctx.getPersistenceManager().commit(null, tx);
        } catch (Exception e) {
            ctx.getPersistenceManager().rollback(null, tx);
            throw e;
        }
        //Edit
        tx = ctx.getPersistenceManager().startTransaction(null);
        try {
            item.setDescription("Modified by test");
            ctx.getDataAccess().update(ctx, item);
            ctx.getPersistenceManager().commit(null, tx);
        } catch (Exception e) {
            ctx.getPersistenceManager().rollback(null, tx);
            throw e;
        }
        //Delete
        tx = ctx.getPersistenceManager().startTransaction(null);
        try {
            ctx.getDataAccess().delete(ctx, item);
            ctx.getPersistenceManager().commit(null, tx);
        } catch (Exception e) {
            ctx.getPersistenceManager().rollback(null, tx);
            throw e;
        }
        ctx.getPersistenceManager().finish(null);
    }

    protected PMContext init() throws Exception {
        final String sid = "1";
        PresentationManager.getPm().registerSession(sid);
        final PMContext ctx = new PMContext(sid);
        ctx.setEntityContainer(ctx.getEntityContainer(TEST_ENTITY));
        final PersistenceManager mgr = ctx.getPersistenceManager();
        mgr.init(getSession());
        assertNotNull("Entity " + TEST_ENTITY + " must be defined",
                getTestEntity());
        return ctx;
    }

    @Before
    public void setUp() {
        session = HibernateUtil.getSession();
    }

    @After
    public void tearDown() {
        if (session.isOpen()) {
            session.close();
        }
    }

    @BeforeClass
    public static void setUpClass() throws Exception {
        PresentationManager.start("jpm-config.xml");
    }

    public Session getSession() {
        return session;
    }

    private Entity getTestEntity() {
        return PresentationManager.getPm().getEntity(TEST_ENTITY);
    }
}