tests/mv/into-self-4.sh

   1 #!/bin/sh
   2 # confirm that 'mv symlink symlink' doesn't remove symlink
   3 # Based on an example from David Luyer.
   4
   5 # Copyright (C) 2001-2024 Free Software Foundation, Inc.
   6
   7 # This program is free software: you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation, either version 3 of the License, or
  10 # (at your option) any later version.
  11
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
  19
  20 . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
  21 print_ver_ mv
  22
  23 touch file || framework_failure_
  24 ln -s file s || framework_failure_
  25
  26
  27 # This must fail.
  28 returns_ 1 mv s s 2> /dev/null || fail=1
  29
  30 # But the symlink, s, must not be removed.
  31 # Before 4.0.36, 's' would have been removed.
  32 test -f s || fail=1
  33
  34 Exit $fail