private WSFederationRegisteredService getWsFederationRegisteredService() {
        return getWsFederationRegisteredService("urn:org:apereo:cas:ws:idp:realm-CAS");
    }
This is {@link WSFederationValidateRequestControllerTests}.

@author Misagh Moayyed
@since 6.3.0
support/cas-server-support-ws-idp/src/test/java/org/apereo/cas/ws/idp/web/WSFederationValidateRequestControllerTests.java