8129822: Define "headful" jtreg keyword
Add "headfull" keyword to jdk/test/TEST.ROOT.
Reviewed-by: alanb, alexsch
diff --git a/jdk/test/TEST.ROOT b/jdk/test/TEST.ROOT
index 7a285b0..2034379 100644
--- a/jdk/test/TEST.ROOT
+++ b/jdk/test/TEST.ROOT
@@ -8,8 +8,11 @@
# would not count as "randomness" by this definition.) Extra care
# should be taken to handle test failures of intermittent or
# randomness tests.
+#
+# A "headful" test requires a graphical environment to meaningfully
+# run. Tests that are not headful are "headless."
-keys=2d dnd i18n intermittent randomness
+keys=2d dnd i18n intermittent randomness headful
# Tests that must run in othervm mode
othervm.dirs=java/awt java/beans java/rmi javax/accessibility javax/imageio javax/sound javax/print javax/management com/sun/awt sun/awt sun/java2d sun/pisces sun/rmi
