tests/csplit/csplit.sh

   1 #!/bin/sh
   2 # various csplit tests
   3
   4 # Copyright (C) 2001-2024 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 . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
  20 print_ver_ csplit
  21
  22
  23 # csplit could get a failed assertion to 2.0.17
  24 (echo a; echo; echo) > in
  25 csplit in '/^$/' 2 > out || fail=1
  26 cat <<EOF > exp
  27 2
  28 0
  29 2
  30 EOF
  31 compare exp out || fail=1
  32 rm -f in out exp
  33
  34 # Ensure that xx02 contains just two newlines.
  35 # This would fail due to reading from freed buffer with coreutils-5.0.91.
  36 printf '\n\n' > exp
  37 cp xx02 out || fail=1
  38 compare exp out || fail=1
  39 rm -f in out exp
  40
  41 # csplit would infloop
  42 (echo; echo a) > in
  43 csplit in '/a/-1' '{*}' > out || fail=1
  44 cat <<EOF > exp
  45 0
  46 3
  47 EOF
  48 compare exp out || fail=1
  49 rm -f in out exp
  50
  51 # 'echo |csplit - 1 1' used to abort.
  52 echo > in
  53 csplit in 1 1 > out 2> err || fail=1
  54 cat <<EOF > exp
  55 0
  56 0
  57 1
  58 EOF
  59 compare exp out || fail=1
  60 cat <<\EOF > experr
  61 csplit: warning: line number '1' is the same as preceding line number
  62 EOF
  63 compare experr err || fail=1
  64 rm -f in out exp err experr
  65
  66 # 'echo | csplit -b '%0#6.3x' - 1' incorrectly warned about the format
  67 # up through coreutils 8.6.
  68 echo > in
  69 csplit -b '%0#6.3x' in 1 > out 2> err || fail=1
  70 cat <<EOF > exp
  71 0
  72 1
  73 EOF
  74 compare exp out || fail=1
  75 touch experr
  76 compare experr err || fail=1
  77 compare 'xx   000' experr || fail=1
  78 compare 'xx 0x001' in || fail=1
  79 rm -f in out exp err experr xx*
  80
  81 # make sure 'csplit FILE 0' fails.
  82 echo > in
  83 csplit in 0 > out 2> err && fail=1
  84 csplit in 2 1 > out 2>> err && fail=1
  85 csplit in 3 3 > out 2>> err && fail=1
  86 cat <<\EOF > experr
  87 csplit: 0: line number must be greater than zero
  88 csplit: line number '1' is smaller than preceding line number, 2
  89 csplit: warning: line number '3' is the same as preceding line number
  90 csplit: '3': line number out of range
  91 EOF
  92 compare experr err || fail=1
  93
  94 # Ensure that lines longer than the initial buffer length don't cause
  95 # trouble (e.g. reading from freed memory, resulting in corrupt output).
  96 # This test failed at least in coreutils-5.2.1 and 5.3.0, and was fixed
  97 # in 5.3.1.
  98 rm -f in out exp err experr xx??
  99 printf 'x%8199s\nx\n%8199s\nx\n' x x > in
 100 csplit in '/x\{1\}/' '{*}' > /dev/null || fail=1
 101 cat xx?? | compare - in || fail=1
 102
 103 Exit $fail