test/java/nio/channels/AsynchronousSocketChannel/Basic.java

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2008, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2008, 2016, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.

@@ -35,10 +35,11 @@
 import java.util.Random;
 import java.util.concurrent.*;
 import java.util.concurrent.atomic.*;
 import java.io.Closeable;
 import java.io.IOException;
+import java.util.Set;
 
 public class Basic {
     static final Random rand = new Random();
 
     static boolean skipSlowConnectTest = false;

@@ -163,10 +164,23 @@
                 throw new RuntimeException("SO_KEEPALIVE did not change");
 
             // read others (can't check as actual value is implementation dependent)
             ch.getOption(SO_RCVBUF);
             ch.getOption(SO_SNDBUF);
+            
+            Set<SocketOption<?>> options = ch.supportedOptions();
+            boolean quickAck = options.contains(jdk.net.ExtendedSocketOptions.SO_QUICKACK);
+            if (quickAck) {
+                if (ch.getOption(jdk.net.ExtendedSocketOptions.SO_QUICKACK)) {
+                    throw new RuntimeException("Default of SO_QUICKACK should be 'false'");
+                }
+
+                if (!ch.setOption(jdk.net.ExtendedSocketOptions.SO_QUICKACK, true).
+                        getOption(jdk.net.ExtendedSocketOptions.SO_QUICKACK)) {
+                    throw new RuntimeException("SO_QUICKACK did not change");
+                }
+            }
         }
     }
 
     static void testConnect() throws Exception {
         System.out.println("-- connect --");