tests/hufts

   1 #!/bin/sh
   2 # Exercise bugs whereby invalid input could make gzip -d misbehave.
   3
   4 # Copyright (C) 2009-2024 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 # limit so don't run it by default.
  19
  20 . "${srcdir=.}/init.sh"; path_prepend_ ..
  21
  22 printf '\n...: invalid compressed data--format violated\n' > exp \
  23   || framework_failure_
  24
  25 fail=0
  26 returns_ 1 gzip -dc "$abs_srcdir/hufts-segv.gz" > out 2> err-raw || fail=1
  27
  28 compare /dev/null out || fail=1
  29
  30 # sed script to remove hard-to-compare stderr fluff, including shell
  31 # debugging output and full file-names.
  32 clean_stderr='
  33   s/.*hufts-segv.gz: /...: /
  34   /^+/d
  35   /Operation-Ending-Supplemental Code/d
  36 '
  37
  38 sed "$clean_stderr" err-raw > err || framework_failure_
  39 compare exp err || fail=1
  40
  41 printf '\037\213\010\000\060\060\060\060\060\060\144\000\000\000' > bug33501 \
  42   || framework_failure_
  43 printf '\ngzip: stdin: invalid compressed data--format violated\n' >exp33501 \
  44   || framework_failure_
  45 returns_ 1 gzip -d <bug33501 >out33501 2> err33501-raw || fail=1
  46 sed "$clean_stderr" err33501-raw > err33501 || framework_failure_
  47 compare exp33501 err33501 || fail=1
  48
  49 Exit $fail