KEYCLOAK-3658 Add missing test

testsuite/integration-arquillian/tests/base/src/test/java/org/keycloak/testsuite/client/SAMLClientRegistrationTest.java

@@ -57,6 +57,8 @@ public class SAMLClientRegistrationTest extends AbstractClientRegistrationTest {
           "https://LoadBalancer-9.siroe.com:3443/federation/Consumer/metaAlias/sp/paos",
           "https://LoadBalancer-9.siroe.com:3443/federation/Consumer/metaAlias/sp/redirect"
         ));  // No redirect URI for ARTIFACT binding which is unsupported
+
+        assertThat(response.getAttributes().get("saml_single_logout_service_url_redirect"), is("https://LoadBalancer-9.siroe.com:3443/federation/SPSloRedirect/metaAlias/sp"));
     }
 
 }