jpars.script.clojure/src/test/java/test/api/TestCreatePersistenceUnit.java

/*******************************************************************************
 * Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved.
 * This program and the accompanying materials are made available under the 
 * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
 * which accompanies this distribution. 
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at 
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *     dclarke - initial
 ******************************************************************************/
package test.api;

import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;

import org.eclipse.persistence.config.PersistenceUnitProperties;
import org.eclipse.persistence.dynamic.DynamicEntity;
import org.eclipse.persistence.dynamic.DynamicType;
import org.eclipse.persistence.jpa.dynamic.JPADynamicHelper;
import org.eclipse.persistence.script.EntityType;
import org.eclipse.persistence.script.PersistenceUnit;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;

public class TestCreatePersistenceUnit {

   @Test
   public void verifyEmf() {
       Assert.assertNotNull(emf);
   }
   
   @Test
   public void createPerson() {
       EntityManager em = emf.createEntityManager();
       
       try {
           JPADynamicHelper helper = new JPADynamicHelper(em);
           
           DynamicType personType = helper.getType("Person");
           
           DynamicEntity person = personType.newDynamicEntity();
           person.set("name", "Test");
           
           em.getTransaction().begin();
           em.persist(person);
           em.getTransaction().commit();
           
       } finally {
           if (em.getTransaction().isActive()) {
               em.getTransaction().rollback();
           }
           em.close();
       }
   }
   
   private static EntityManagerFactory emf;
   
   @BeforeClass
   public static void setup() {
       emf = createPersonPU("test", PersistenceUnitProperties.DROP_AND_CREATE);
   }
   
   @AfterClass
   public static void tearDown() {
       emf.close();
   }
   
   public static EntityManagerFactory createPersonPU(String name, String schemaGen) {
       PersistenceUnit pu = new PersistenceUnit(name);

       pu.setDriver("org.apache.derby.jdbc.EmbeddedDriver");
       pu.setUrl("jdbc:derby:target/derby/"+name+ ";create=true");
       pu.setUserName("app");
       pu.setPassword("app");
       
       EntityType person = pu.addType("Person", "D_PERSON");
       person.generatedId("id", int.class, "P_ID");
       person.basic("name", String.class, "NAME");

       EntityType address = pu.addType("Address", "D_Address");
       address.generatedId("id", int.class, "P_ID");
       address.basic("street", String.class, "NAME");

       return pu.create(schemaGen);
   }
}