tests: date: avoid test failure on NetBSD

* tests/date/date-tz.sh: Allow date to fail with large values for TZ
since NetBSD's tzalloc function limits them to 256 bytes.

diff --git a/tests/date/date-tz.sh b/tests/date/date-tz.sh
index 5390cf56806e8826257da0e82cf1412b004d47b1..05736f90dc6451a7784b481a7e111a5371cf4671 100755 (executable)
--- a/tests/date/date-tz.sh
+++ b/tests/date/date-tz.sh
@@ -21,6 +21,12 @@ print_ver_ date
 
 # coreutils-8.27 would overwrite the heap with large TZ values
 tz_long=$(printf '%2000s' | tr ' ' a)
-date -d "TZ=\"${tz_long}0\" 2017" || fail=1
+date -d "TZ=\"${tz_long}0\" 2017" 2> err
+
+# Gnulib's tzalloc handles arbitrarily long TZ values, but NetBSD's does not.
+case $? in
+  0) ;;
+  *) grep '^date: invalid date' err || fail=1 ;;
+esac
 
 Exit $fail