hush: fix false positive in unset.tests

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/shell/hush_test/hush-vars/unset.tests b/shell/hush_test/hush-vars/unset.tests
index 81243fbf9..268323a6d 100755
--- a/shell/hush_test/hush-vars/unset.tests
+++ b/shell/hush_test/hush-vars/unset.tests
@@ -1,3 +1,5 @@
+(
+
 # check invalid options are rejected
 # bash: in posix mode, aborts if non-interactive
 unset -
@@ -37,3 +39,7 @@ unset VAR_RO
 echo $? $f $g
 unset f VAR_RO g
 echo $? $f $g
+
+) 2>&1 \
+| sed   -e 's/ unrecognized option: / invalid option -- /' \
+        -e 's/ illegal option -- / invalid option -- /' \