diff --git a/jetty-cdi/cdi-websocket/src/test/java/org/eclipse/jetty/cdi/websocket/CheckSocket.java b/jetty-cdi/cdi-websocket/src/test/java/org/eclipse/jetty/cdi/websocket/CheckSocket.java
index 2b940d08372..6d9251b130a 100644
--- a/jetty-cdi/cdi-websocket/src/test/java/org/eclipse/jetty/cdi/websocket/CheckSocket.java
+++ b/jetty-cdi/cdi-websocket/src/test/java/org/eclipse/jetty/cdi/websocket/CheckSocket.java
@@ -31,6 +31,7 @@ import org.eclipse.jetty.util.log.Logger;
 import org.eclipse.jetty.websocket.api.Session;
 import org.eclipse.jetty.websocket.api.WebSocketAdapter;
 import org.eclipse.jetty.websocket.api.annotations.WebSocket;
+import org.eclipse.jetty.websocket.common.util.TextUtil;
 
 @WebSocket
 public class CheckSocket extends WebSocketAdapter
@@ -91,6 +92,11 @@ public class CheckSocket extends WebSocketAdapter
         {
             getRemote().sendString(msg);
         }
+        else
+        {
+            LOG.warn("Not connected, cannot send {}", TextUtil.quote(msg));
+            LOG.debug("Session: {}", getSession());
+        }
     }
 
     public void close(int statusCode, String reason)
diff --git a/jetty-cdi/cdi-websocket/src/test/java/org/eclipse/jetty/cdi/websocket/basicapp/EchoSocket.java b/jetty-cdi/cdi-websocket/src/test/java/org/eclipse/jetty/cdi/websocket/basicapp/EchoSocket.java
index 7e88f69cc9b..cb9f7d2e300 100644
--- a/jetty-cdi/cdi-websocket/src/test/java/org/eclipse/jetty/cdi/websocket/basicapp/EchoSocket.java
+++ b/jetty-cdi/cdi-websocket/src/test/java/org/eclipse/jetty/cdi/websocket/basicapp/EchoSocket.java
@@ -27,6 +27,7 @@ import javax.websocket.server.ServerEndpoint;
 
 import org.eclipse.jetty.util.log.Log;
 import org.eclipse.jetty.util.log.Logger;
+import org.eclipse.jetty.websocket.common.util.TextUtil;
 
 @ServerEndpoint("/echo")
 public class EchoSocket
@@ -52,6 +53,7 @@ public class EchoSocket
     @OnMessage
     public String onMessage(String msg)
     {
+        LOG.debug("onMessage({})", TextUtil.quote(msg));
         return msg;
     }
 }