public void S4_ProxyRuntime_NoCertificateValidation_Success()
        {
            // choose endpoint /FederationMetadata/2007-06/ to test this message
            // because it has a CertificateValidation is set to None
            var endpointUri = new UriBuilder {
                Scheme = Constraints.DefaultUriSchema,
                Host   = EnvironmentConfig.ADFSFamrDNSName,
                Path   = Constraints.FederationMetadataUrl,
                Port   = ServerDataModel.Configuration.ServiceConfiguration.HttpsPort
            }.Uri;

            TestSite.Log.Add(LogEntryKind.Comment, "Sending service endpoint request to the proxy with no client certificate...");
            var client = MockClient.MakeRequestToEndpointAsync(endpointUri);

            // skip any other request until we get the target request
            var replayedRequest = WaitForReqeust(Constraints.FederationMetadataUrl);

            // we do not actually handle this request here
            // as long as the request is correctly forwarded to the server, it's done
            TestSite.Assert.IsTrue(replayedRequest != null, "Proxy successfully replayed the request to server.");
        }