diff tests/test-rebase-parameters.t @ 43899:fff21278554b

rebase: use cmdutil.check_at_most_one_arg() for action

Here we also needed to know what the action was (if any), so I've
updated the helper to return any specified option.

Differential Revision: https://phab.mercurial-scm.org/D7640

--- a/tests/test-rebase-parameters.t	Thu Dec 12 22:30:59 2019 -0800
+++ b/tests/test-rebase-parameters.t	Thu Dec 12 15:55:33 2019 -0800
@@ -61,7 +61,7 @@
   [1]
 
   $ hg rebase --continue --abort
-  abort: cannot use --abort with --continue
+  abort: cannot specify both --abort and --continue
   [255]
 
   $ hg rebase --continue --collapse