assertNotNull(roleTO);
assertEquals(1, roleTO.getDerivedAttributes().size());
final RoleMod roleMod = new RoleMod();
roleMod.setId(roleTO.getId());
roleMod.addDerivedAttributeToBeRemoved("rderivedschema");
roleTO = restTemplate.postForObject(BASE_URL + "role/update", roleMod, RoleTO.class);
assertNotNull(roleTO);
assertTrue(roleTO.getDerivedAttributes().isEmpty());