tests/df/problematic-chars.sh

   1 #!/bin/sh
   2 # Ensure that df outputs one line per entry
   3
   4 # Copyright (C) 2012-2024 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 <https://www.gnu.org/licenses/>.
  18
  19 . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
  20 print_ver_ df printf
  21 require_root_
  22
  23
  24 # Ensure a new line in a mount point only outputs a single line
  25
  26 mnt='mount
  27 point'
  28
  29 cwd=$(pwd)
  30 cleanup_() { umount "$cwd/$mnt"; }
  31
  32 skip=0
  33 # Create a file system, then mount it.
  34 dd if=/dev/zero of=blob bs=8192 count=200 > /dev/null 2>&1 \
  35                                              || skip=1
  36 mkdir "$mnt"                                 || skip=1
  37 mkfs -t ext2 -F blob \
  38   || skip_ "failed to create ext2 file system"
  39 mount -oloop blob "$mnt"                     || skip=1
  40 test $skip = 1 \
  41   && skip_ "insufficient mount/ext2 support"
  42 test $(df "$mnt" | wc -l) = 2 || fail=1
  43 test "$fail" = 1 && dump_mount_list_
  44
  45
  46 # Ensure mount points not matching the current user encoding are output
  47
  48 unset LC_ALL
  49 if test "$LOCALE_FR_UTF8" != "none"; then
  50   f=$LOCALE_FR_UTF8
  51
  52   cleanup_ || framework_failure_
  53
  54   # Create a non UTF8 mount point
  55   mnt="$(env printf 'm\xf3unt p\xf3int')"
  56   mkdir "$mnt" || framework_failure_
  57   mount -oloop blob "$mnt" || skip_ "unable to mount $mnt"
  58
  59   LC_ALL=$f df --output=target "$mnt" > df.out || fail=1
  60   test "$(basename "$(tail -n1 df.out)")" = "$mnt" || fail=1
  61 fi
  62
  63
  64 Exit $fail