unitInfo.setTransactionType(transactionType);
unitInfo.getManagedClassNames().add("org.apache.openejb.core.cmp.jpa.Employee");
PersistenceProvider persistenceProvider = (PersistenceProvider) getClass().getClassLoader().loadClass(PERSISTENCE_PROVIDER).newInstance();
entityManagerFactory = persistenceProvider.createContainerEntityManagerFactory(unitInfo, new HashMap());
// create the test object (via reflection)
Object testObject = loader.loadClass("org.apache.openejb.core.cmp.jpa.UnenhancedUnits").newInstance();
set(testObject, "TransactionManager", TransactionManager.class, transactionManager);