tests/split/l-chunk-root.sh

   1 #!/bin/sh
   2 # test splitting into newline delineated chunks from infinite imput
   3
   4 # Copyright (C) 2023-2024 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 . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
  20 print_ver_ split
  21 require_root_
  22
  23 cwd=$(pwd)
  24 cleanup_() { cd /; umount "$cwd/mnt"; }
  25
  26 # Create a file system to provide an isolated $TMPDIR
  27 dd if=/dev/zero of=blob bs=8192 count=200 &&
  28 mkdir mnt                                 &&
  29 mkfs -t ext2 -F blob                      &&
  30 mount -oloop blob mnt                     ||
  31   skip_ "insufficient mount/ext2 support"
  32 export TMPDIR="$cwd/mnt"
  33
  34 # 'split' should fail eventually when
  35 # creating an infinitely long output file.
  36
  37 returns_ 1 split -n l/2 /dev/zero || fail=1
  38 rm x??
  39
  40 # Repeat the above,  but with 1/2, not l/2:
  41 returns_ 1 split -n 1/2 /dev/zero || fail=1
  42 rm x??
  43
  44 Exit $fail