Dogcows Code - chaz/tar/blob - tests/truncate.at

   1 # Process this file with autom4te to create testsuite. -*- Autotest -*-
   2
   3 # Test suite for GNU tar.
   4 # Copyright (C) 2005 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 2, or (at your option)
   9 # 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, write to the Free Software
  18 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19 # 02110-1301, USA.
  20
  21 # Tar 1.15.1 incorrectly padded archive members that were truncated during
  22 # archiving.
  23 # References: <1115437005.8530.644529@goedel.fjf.gnu.de>
  24 # http://lists.gnu.org/archive/html/bug-tar/2005-05/msg00008.html
  25 #
  26 # The test case is based on the script by Frank Heckenbach <frank@g-n-u.de>
  27
  28 AT_SETUP([truncate])
  29 AT_KEYWORDS([truncated files])
  30
  31 AT_TAR_CHECK([
  32 genfile --file foo --length 50000k
  33 genfile --file baz
  34 touch -t 197001030000 baz # avoid subsecond resolution
  35 genfile --run 'tar -vcf bar foo baz' --checkpoint 10 --length 49995k --truncate foo
  36 echo separator
  37 sleep 1
  38 dd if=/dev/zero of=foo bs=1k seek=49995 count=5 >/dev/null 2>&1
  39 tar dvf bar],
  40 [1],
  41 [foo
  42 baz
  43 separator
  44 foo
  45 foo: Mod time differs
  46 baz
  47 ],
  48 [tar: foo: File shrank by 5120 bytes; padding with zeros
  49 tar: Error exit delayed from previous errors
  50 ])
  51
  52 AT_CLEANUP