/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2012, Red Hat, Inc., and individual contributors
 * as indicated by the @author tags. See the copyright.txt file in the
 * distribution for a full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software 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 software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.jboss.as.test.integration.jpa.basic.entitymanagerfactorytest;

import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;

import javax.naming.InitialContext;
import javax.naming.NameClassPair;
import javax.naming.NamingEnumeration;
import javax.naming.NamingException;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;

import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.junit.Arquillian;
import org.jboss.arquillian.test.api.ArquillianResource;
import org.jboss.as.test.integration.jpa.basic.Employee;
import org.jboss.as.test.integration.jpa.basic.SFSB1;
import org.jboss.shrinkwrap.api.Archive;
import org.jboss.shrinkwrap.api.ShrinkWrap;
import org.jboss.shrinkwrap.api.asset.StringAsset;
import org.jboss.shrinkwrap.api.spec.JavaArchive;
import org.junit.Test;
import org.junit.runner.RunWith;

/**
 * EntityManagerFactory tests
 *
 *
 * @author Zbynek Roubalik
 */
@RunWith(Arquillian.class)
public class EntityManagerFactoryTestCase {

    private static final String ARCHIVE_NAME = "jpa_emfactory";

    @Deployment
    public static Archive<?> deploy() {

        JavaArchive jar = ShrinkWrap.create(JavaArchive.class, ARCHIVE_NAME + ".jar");
        jar.addClasses(EntityManagerFactoryTestCase.class,
        		SFSB1.class, Employee.class);
        jar.addAsManifestResource(EntityManagerFactoryTestCase.class.getPackage(), "persistence.xml", "persistence.xml");
        return jar;
    }

    @ArquillianResource
    private InitialContext iniCtx;

    protected <T> T lookup(String beanName, Class<T> interfaceType) throws NamingException {
        return interfaceType.cast(iniCtx.lookup("java:global/" + ARCHIVE_NAME + "/" + beanName + "!" + interfaceType.getName()));
    }

    protected <T> T rawLookup(String name, Class<T> interfaceType) throws NamingException {
        try {
            return interfaceType.cast(iniCtx.lookup(name));

        } catch (NamingException e) {
            dumpJndi("");
            throw e;
        }
    }

    private void dumpJndi(String s) {
        try {
            dumpTreeEntry(iniCtx.list(s), s);
        } catch (NamingException ignore) {
        }
    }

    private void dumpTreeEntry(NamingEnumeration<NameClassPair> list, String s) throws NamingException {
        System.out.println("\ndump " + s);
        while (list.hasMore()) {
            NameClassPair ncp = list.next();
            System.out.println(ncp.toString());
            if (s.length() == 0) {
                dumpJndi(ncp.getName());
            } else {
                dumpJndi(s + "/" + ncp.getName());
            }
        }
    }


    /**
     * Test that EntityManagerFactory can be bind to specified JNDI name
     */
    @Test
    public void testEntityManagerFactoryName() throws Exception {
        SFSB1 sfsb1 = lookup("SFSB1", SFSB1.class);
        sfsb1.createEmployee("Sally","1 home street", 1);

    	EntityManagerFactory emf = rawLookup("myEMF",EntityManagerFactory.class);
        assertNotNull("JNDI lookup of jboss.entity.manager.factory.jndi.name should return EntityManagerFactory", emf);

        EntityManager em = emf.createEntityManager();
        Employee emp = (Employee)em.find(Employee.class,1);
        assertTrue("Name read from EntityManager is Sally", "Sally".equals(emp.getName())); 
    }

    /**
     * Test that EntityManager can be bound to specified JNDI name in persistence unit property jboss.entity.manager.jndi.name (AS7-6835)
     */
    @Test
    public void testEntityManagerName() throws Exception {
        SFSB1 sfsb1 = lookup("SFSB1", SFSB1.class);
        sfsb1.createEmployee("Sharon", "304 Bubbles Lane", 2);

        EntityManager em = rawLookup("java:/Manager1", EntityManager.class);
        assertNotNull("JNDI lookup of jboss.entity.manager.jndi.name should return EntityManager", em);

        Employee emp = em.find(Employee.class, 2);
        assertTrue("Name read from EntityManager is Sharon", "Sharon".equals(emp.getName()));

    }

}
