tests/cp/backup-is-src.sh
#!/bin/sh
# Test cp backup to source file.

# Copyright (C) 1998-2025 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_ cp

echo a > a || framework_failure_
echo a-tilde > a~ || framework_failure_

# This cp command should exit nonzero.
cp --b=simple a~ a > out 2>&1 && fail=1

sed "s,cp:,XXX:," out > out2

cat > exp <<\EOF
XXX: backing up 'a' might destroy source;  'a~' not copied
EOF

compare exp out2 || fail=1

Exit $fail
