diff -r bdc3d696dd4a -r 6242ffbcfd16 ko-ws-tyrus/src/test/java/org/netbeans/html/wstyrus/TyrusFX.java
--- a/ko-ws-tyrus/src/test/java/org/netbeans/html/wstyrus/TyrusFX.java	Tue Aug 26 18:13:30 2014 +0200
+++ b/ko-ws-tyrus/src/test/java/org/netbeans/html/wstyrus/TyrusFX.java	Sun Dec 14 14:36:30 2014 +0100
@@ -102,6 +102,11 @@
             if (r instanceof InterruptedException) {
                 if (count++ < 10000) {
                     notify = false;
+                    try {
+                        Thread.sleep(100);
+                    } catch (Exception ex1) {
+                        // ignore and continue
+                    }
                     Platform.runLater(this);
                     return;
                 }