tests/cp/perm

   1 #!/bin/sh
   2 # Make sure the permission-preserving code in copy.c (mv, cp, install) works.
   3
   4 # Copyright (C) 2000, 2002, 2004-2012 Free Software Foundation, Inc.
   5
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 . "${srcdir=.}/init.sh"; path_prepend_ ../src
  20 print_ver_ cp mv
  21
  22 very_expensive_
  23
  24 umask 037
  25
  26
  27 # Now, try it with 'mv', with combinations of --force, no-f and
  28 # existing-destination and not.
  29 for u in 31 37 2; do
  30   echo umask: $u
  31   umask $u
  32   for cmd in mv 'cp -p' cp; do
  33     for force in '' -f; do
  34       for existing_dest in yes no; do
  35         for g_perm in r w x rw wx xr rwx; do
  36           for o_perm in r w x rw wx xr rwx; do
  37             touch src || exit 1
  38             chmod u=r,g=rx,o= src || exit 1
  39             expected_perms=$(stat --format=%A src)
  40             rm -f dest
  41             test $existing_dest = yes && {
  42               touch dest || exit 1
  43               chmod u=rw,g=$g_perm,o=$o_perm dest || exit 1
  44               }
  45             $cmd $force src dest || exit 1
  46             test "$cmd" = mv && test -f src && exit 1
  47             test "$cmd" = cp && { test -f src || exit 1; }
  48             actual_perms=$(stat --format=%A dest)
  49
  50             case "$cmd:$force:$existing_dest" in
  51               cp:*:yes)
  52                 _g_perm=`echo rwx|sed 's/[^'$g_perm']/-/g'`
  53                 _o_perm=`echo rwx|sed 's/[^'$o_perm']/-/g'`
  54                 expected_perms=-rw-$_g_perm$_o_perm
  55                 ;;
  56               cp:*:no)
  57                 test $u = 37 &&
  58                   expected_perms=`
  59                     echo $expected_perms | sed 's/.....$/-----/'
  60                   `
  61                 test $u = 31 &&
  62                   expected_perms=`
  63                     echo $expected_perms | sed 's/..\(..\).$/--\1-/'
  64                   `
  65                 ;;
  66             esac
  67             test _$actual_perms = _$expected_perms || exit 1
  68             # Perform only one iteration when there's no existing destination.
  69             test $existing_dest = no && break 3
  70           done
  71         done
  72       done
  73     done
  74   done
  75 done
  76
  77 Exit $fail