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, 2004-2009 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 if test "$VERBOSE" = yes; then
  20   set -x
  21   cp --version
  22   mv --version
  23 fi
  24
  25 . $srcdir/test-lib.sh
  26 very_expensive_
  27
  28 umask 037
  29
  30 fail=0
  31
  32 # Now, try it with `mv', with combinations of --force, no-f and
  33 # existing-destination and not.
  34 for u in 31 37 2; do
  35   echo umask: $u
  36   umask $u
  37   for cmd in mv 'cp -p' cp; do
  38     for force in '' -f; do
  39       for existing_dest in yes no; do
  40         for g_perm in r w x rw wx xr rwx; do
  41           for o_perm in r w x rw wx xr rwx; do
  42             touch src || exit 1
  43             chmod u=r,g=rx,o= src || exit 1
  44             expected_perms=$(stat --format=%A src)
  45             rm -f dest
  46             test $existing_dest = yes && {
  47               touch dest || exit 1
  48               chmod u=rw,g=$g_perm,o=$o_perm dest || exit 1
  49               }
  50             $cmd $force src dest || exit 1
  51             test "$cmd" = mv && test -f src && exit 1
  52             test "$cmd" = cp && { test -f src || exit 1; }
  53             actual_perms=$(stat --format=%A dest)
  54
  55             case "$cmd:$force:$existing_dest" in
  56               cp:*:yes)
  57                 _g_perm=`echo rwx|sed 's/[^'$g_perm']/-/g'`
  58                 _o_perm=`echo rwx|sed 's/[^'$o_perm']/-/g'`
  59                 expected_perms=-rw-$_g_perm$_o_perm
  60                 ;;
  61               cp:*:no)
  62                 test $u = 37 &&
  63                   expected_perms=`echo $expected_perms|sed 's/.....$/-----/'`
  64                 test $u = 31 &&
  65                   expected_perms=`echo $expected_perms|sed 's/..\(..\).$/--\1-/'`
  66                 ;;
  67             esac
  68             test _$actual_perms = _$expected_perms || exit 1
  69             # Perform only one iteration when there's no existing destination.
  70             test $existing_dest = no && break 3
  71           done
  72         done
  73       done
  74     done
  75   done
  76 done
  77
  78 Exit $fail