--- a/tests/test-uncommit.t	Tue Sep 10 22:04:22 2019 -0400
+++ b/tests/test-uncommit.t	Tue Sep 10 22:52:04 2019 -0400
@@ -549,10 +549,18 @@
   date:        Mon Jun 30 12:12:12 1980 +0000
   summary:     uncommit with message
   
+Bad option combinations
+
+  $ hg rollback -q --config ui.rollback=True
+  $ hg uncommit -U --user 'user'
+  abort: --user and --currentuser are mutually exclusive
+  [255]
+  $ hg uncommit -D --date today
+  abort: --date and --currentdate are mutually exclusive
+  [255]
 
 `uncommit <dir>` and `cd <dir> && uncommit .` behave the same...
 
-  $ hg rollback -q --config ui.rollback=True
   $ echo 2 > dir/file2.txt
   $ hg ci -Aqm 'add file2 in directory'
   $ hg uncommit dir