Check for ug+r and ug,+x bugs.

diff --git a/tests/chmod/usage b/tests/chmod/usage
index cc807c81b540491fb1d2bdda672db155d2ba8bbb..11610d84592aa25ba580395fae22eb72146cbfbf 100755 (executable)
--- a/tests/chmod/usage
+++ b/tests/chmod/usage
@@ -54,6 +54,8 @@ cases='
   f --       :
   f -w       : f
   f f        :
+  u+gr f     :
+  ug,+x f    :
 '
 
 all_files=`echo "$cases" | sed 's/.*://'`