/*
 * IronJacamar, a Java EE Connector Architecture implementation
 * Copyright 2010, 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.jca.adapters.jdbc.unit;

import org.jboss.jca.adapters.ArquillianJCATestUtils;
import org.jboss.jca.arquillian.embedded.Inject;
import org.jboss.jca.embedded.dsl.InputStreamDescriptor;

import java.sql.Connection;
import java.sql.SQLException;

import javax.annotation.Resource;
import javax.sql.DataSource;
import javax.transaction.UserTransaction;

import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.junit.Arquillian;
import org.jboss.shrinkwrap.api.spec.ResourceAdapterArchive;
import org.jboss.shrinkwrap.descriptor.api.Descriptor;

import org.junit.Test;
import org.junit.runner.RunWith;

import static org.junit.Assert.assertNotNull;

/**
 * Test cases for getting a XA connection from the H2 database
 *
 * @author <a href="mailto:jesper.pedersen@ironjacamar.org">Jesper Pedersen</a>
 * @version $Revision: $
 */
@RunWith(Arquillian.class)
public class H2XATestCase
{

   //-------------------------------------------------------------------------------------||
   //---------------------- GIVEN --------------------------------------------------------||
   //-------------------------------------------------------------------------------------||

   /**
    * Define the deployment
    * @return The deployment archive
    * @throws Exception in case of errors
    */
   @Deployment(order = 1)
   public static ResourceAdapterArchive createArchive() throws Exception
   {
      return ArquillianJCATestUtils.buildShrinkwrapJdbcXa();
   }

   /**
    * Define the -ds.xml
    * @return The deployment archive
    * @throws Exception in case of errors
    */
   @Deployment(order = 2)
   public static Descriptor createDescriptor() throws Exception
   {
      ClassLoader cl = Thread.currentThread().getContextClassLoader();
      InputStreamDescriptor isd = new InputStreamDescriptor("h2-xa-ds.xml", 
                                                            cl.getResourceAsStream("h2-xa-ds.xml"));
      return isd;
   }

   //-------------------------------------------------------------------------------------||
   //---------------------- WHEN  --------------------------------------------------------||
   //-------------------------------------------------------------------------------------||
   //
   @Resource(mappedName = "java:/H2XADS")
   private DataSource ds;

   @Inject(name = "UserTransaction")
   private UserTransaction ut;

   //-------------------------------------------------------------------------------------||
   //---------------------- THEN  --------------------------------------------------------||
   //-------------------------------------------------------------------------------------||

   /**
    * Basic
    * @exception Throwable Thrown if case of an error
    */
   @Test
   public void testBasic() throws Throwable
   {
      assertNotNull(ds);
      assertNotNull(ut);

      boolean commit = true;

      ut.begin();

      Connection c1 = null;
      Connection c2 = null;
      
      try
      {
         c1 = ds.getConnection();
         assertNotNull(c1);

         c2 = ds.getConnection();
         assertNotNull(c2);
      }
      catch (Exception e)
      {
         commit = false;
         throw e;
      }
      finally
      {
         if (c1 != null)
         {
            try
            {
               c1.close();
            }
            catch (SQLException se)
            {
               // Ignore
            }
         }
         if (c2 != null)
         {
            try
            {
               c2.close();
            }
            catch (SQLException se)
            {
               // Ignore
            }
         }
         if (commit)
         {
            try
            {
               ut.commit();
            }
            catch (Exception e)
            {
               commit = false;
            }
         }

         if (!commit)
         {
            try
            {
               ut.rollback();
            }
            catch (Exception e)
            {
               throw e;
            }
         }
      }
   }

}
