@Before
public void prepareDB() throws Exception {
getTransactionManager().begin();
EntityManager em = getFactory().createEntityManager();
address = new Address();
address.setCity( "Paris" );
address.setCountry( "France" );
address.setStreet1( "1 avenue des Champs Elysees" );
address.setZipCode( "75007" );
anotherAddress = new Address();
anotherAddress.setCity( "Rome" );
anotherAddress.setCountry( "Italy" );
anotherAddress.setStreet1( "Piazza del Colosseo, 1" );
anotherAddress.setZipCode( "00184" );