tests/split/fail.sh

   1 #!/bin/sh
   2 # split must fail when given length/count of zero.
   3
   4 # Copyright (C) 2003-2012 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 . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
  20 print_ver_ split
  21 getlimits_
  22
  23 touch in || framework_failure_
  24
  25
  26 split -a 0 in 2> /dev/null || fail=1
  27 split -b 0 in 2> /dev/null && fail=1
  28 split -C 0 in 2> /dev/null && fail=1
  29 split -l 0 in 2> /dev/null && fail=1
  30 split -n 0 in 2> /dev/null && fail=1
  31 split -n 1/0 in 2> /dev/null && fail=1
  32 split -n 0/1 in 2> /dev/null && fail=1
  33 split -n 2/1 in 2> /dev/null && fail=1
  34
  35 # Make sure -C doesn't create empty files.
  36 rm -f x?? || fail=1
  37 echo x | split -C 1 || fail=1
  38 test -f xaa && test -f xab || fail=1
  39 test -f xac && fail=1
  40
  41 # Make sure that the obsolete -N notation still works
  42 split -1 in 2> /dev/null || fail=1
  43
  44 # Then make sure that -0 evokes a failure.
  45 split -0 in 2> /dev/null && fail=1
  46
  47 split --lines=$UINTMAX_MAX in || fail=1
  48 split --bytes=$OFF_T_MAX in || fail=1
  49 split --line-bytes=$OFF_T_OFLOW 2> /dev/null in && fail=1
  50 split --line-bytes=$SIZE_OFLOW 2> /dev/null in && fail=1
  51 if truncate -s$SIZE_OFLOW large; then
  52   # Ensure we can split chunks of a large file on 32 bit hosts
  53   split --number=$SIZE_OFLOW/$SIZE_OFLOW large >/dev/null || fail=1
  54 fi
  55 split --number=r/$UINTMAX_MAX/$UINTMAX_MAX </dev/null >/dev/null || fail=1
  56 split --number=r/$UINTMAX_OFLOW </dev/null 2>/dev/null && fail=1
  57
  58 # Make sure that a huge obsolete option evokes the right failure.
  59 split -99999999999999999991 2> out && fail=1
  60
  61 # On losing systems (x86 Solaris 5.9 c89), we get a message like this:
  62 #   split: line count option -9999999999... is too large
  63 # while on most, we get this:
  64 #   split: line count option -99999999999999999991... is too large
  65 # so map them both to -99*.
  66 sed 's/99[19]*/99*/' out > out-t
  67 mv -f out-t out
  68
  69 cat <<\EOF > exp
  70 split: line count option -99*... is too large
  71 EOF
  72 compare exp out || fail=1
  73
  74 # Make sure split fails when it can't read input
  75 # (the current directory in this case)
  76 if ! cat . >/dev/null; then
  77   # can't read() directories
  78   split . && fail=1
  79 fi
  80
  81 Exit $fail