SyncopeClient noContentclient = clientFactory.create(ADMIN_UNAME, ADMIN_PWD);
UserService noContentService = noContentclient.prefer(UserService.class, Preference.RETURN_NO_CONTENT);
UserTO user = getUniqueSampleTO("nocontent@syncope.apache.org");
Response response = noContentService.create(user, true);
assertEquals(Response.Status.CREATED.getStatusCode(), response.getStatus());
assertEquals(Preference.RETURN_NO_CONTENT.toString(), response.getHeaderString(RESTHeaders.PREFERENCE_APPLIED));
assertEquals(StringUtils.EMPTY, IOUtils.toString((InputStream) response.getEntity()));
user = getObject(response.getLocation(), UserService.class, UserTO.class);