tests: chmod: ensure failure upon partial success

* tests/chmod/partial-fail.sh: Add new test.
* tests/local.mk: Reference new test.
Discussed at https://github.com/uutils/coreutils/issues/9790

diff --git a/tests/chmod/partial-fail.sh b/tests/chmod/partial-fail.sh
new file mode 100755 (executable)
index 0000000..97892d2
--- /dev/null
+++ b/tests/chmod/partial-fail.sh
@@ -0,0 +1,26 @@
+#!/bin/sh
+# Ensure exit with failure if only some operations succeed
+
+# Copyright (C) 2026 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_ chmod
+
+touch file || framework_failure_
+returns_ 1 chmod 0 missing_file file || fail=1
+test -r file && fail=1
+
+Exit $fail

diff --git a/tests/local.mk b/tests/local.mk
index 5a3fd94a35dbda4a8f453dfb98d1b20b972ab381..5547a3f9a74cd40e76878de74191cecf45e71de2 100644 (file)
--- a/tests/local.mk
+++ b/tests/local.mk
@@ -510,6 +510,7 @@ all_tests =                                 \
   tests/chmod/ignore-symlink.sh                        \
   tests/chmod/inaccessible.sh                  \
   tests/chmod/octal.sh                         \
+  tests/chmod/partial-fail.sh                  \
   tests/chmod/setgid.sh                                \
   tests/chmod/silent.sh                                \
   tests/chmod/thru-dangling.sh                 \