Moving away from testing with java.awt code because on OS X it kicks off a Java UI window, also causing Gump to fail when running headless. See: http://mail-archives.apache.org/mod_mbox/commons-dev/201011.mbox/%3C87lj4p1ekq.fsf@v35516.1blu.de%3E and its replies
commons/proper/lang/trunk/src/test/java/org/apache/commons/lang3/event/EventListenerSupportTest.java