--- a/test/jdk/java/net/httpclient/HttpServerAdapters.java	Wed Mar 07 17:16:28 2018 +0000
+++ b/test/jdk/java/net/httpclient/HttpServerAdapters.java	Thu Mar 08 17:41:52 2018 +0000
@@ -27,6 +27,8 @@
 import com.sun.net.httpserver.HttpExchange;
 import com.sun.net.httpserver.HttpHandler;
 import com.sun.net.httpserver.HttpServer;
+
+import java.net.InetAddress;
 import java.net.http.HttpClient.Version;
 import jdk.internal.net.http.common.HttpHeadersImpl;
 import java.io.ByteArrayOutputStream;
@@ -451,6 +453,11 @@
         public abstract InetSocketAddress getAddress();
         public abstract Version getVersion();
 
+        public String serverAuthority() {
+            return InetAddress.getLoopbackAddress().getHostName() + ":"
+                    + getAddress().getPort();
+        }
+
         public static HttpTestServer of(HttpServer server) {
             return new Http1TestServer(server);
         }