final List<ContactDTO> contacts = service.getContactsByName("John H.");
assertNotNull(contacts);
assertEquals(1, contacts.size());
final ContactDTO john = contacts.get(0);
assertEquals("John H.", john.getFirstName());
assertEquals("Watson", john.getLastName());
assertEquals("221B Baker str", john.getAddressLine1());
assertEquals("London", john.getCity());
assertEquals("NW1 6XE", john.getPostCode());
assertEquals("GB", john.getCountry());
}