1 files changed, 25 insertions, 0 deletions
diff --git a/tests/truncate/truncate-dir-fail.sh b/tests/truncate/truncate-dir-fail.sh
new file mode 100755
index 0000000..cee7801
--- /dev/null
+++ b/tests/truncate/truncate-dir-fail.sh
@@ -0,0 +1,25 @@
+#!/bin/sh
+# Make sure truncate fails for a directory.
+
+# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
+print_ver_ truncate
+
+# truncate on dir not allowed
+returns_ 1 truncate -s+0 . || fail=1
+
+Exit $fail