1 files changed, 34 insertions, 0 deletions
diff --git a/tests/mv/into-self-4.sh b/tests/mv/into-self-4.sh
new file mode 100755
index 0000000..39446a5
--- /dev/null
+++ b/tests/mv/into-self-4.sh
@@ -0,0 +1,34 @@
+#!/bin/sh
+# confirm that 'mv symlink symlink' doesn't remove symlink
+# Based on an example from David Luyer.
+
+# Copyright (C) 2001-2022 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_ mv
+
+touch file || framework_failure_
+ln -s file s || framework_failure_
+
+
+# This must fail.
+returns_ 1 mv s s 2> /dev/null || fail=1
+
+# But the symlink, s, must not be removed.
+# Before 4.0.36, 's' would have been removed.
+test -f s || fail=1
+
+Exit $fail