hush: fix false positive in unset.tests

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

diff --git a/shell/hush_test/hush-vars/unset.tests b/shell/hush_test/hush-vars/unset.tests
index 81243fbf9450f75d09c64fa85fcfad7fa8c2ebf4..268323a6df8a2c42458d57ad770baf705eeaee0f 100755 (executable)
--- 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 -- /' \