# Process this file with autom4te to create testsuite. -*- Autotest -*-
#
# Test suite for GNU tar.
# Copyright 2016-2019 Free Software Foundation, Inc.
#
# This file is part of GNU tar.
#
# GNU tar is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# GNU tar is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

# Adding files to an archive with a blocking factor different from the one
# used when creating it would produce a malformed archive.
#
# Last-Affected-Version: 1.28.90 (da7845c6563e7337bf3e8364046a7989091f190e)
# Reported-by: Initial report by Renate Pyhel <rpyhel@google.com>.  Explained
#   in detail by Tim Kientzle.  This test case is based on his posting.
# References: <CALyyU7QJRQEQWMqZ=J=ppu-nwOH6R58Ci2ZkV32+CeZKsWsz7Q@mail.gmail.com>,
#   <50202013-27F2-4EFF-98C8-2DD112C5B956@kientzle.com>,
#   http://lists.gnu.org/archive/html/bug-tar/2016-03/msg00002.html,
#   http://lists.gnu.org/archive/html/bug-tar/2016-03/msg00004.html

AT_SETUP([append after changed blocking])
AT_KEYWORDS([append append05 blocking])

AT_TAR_CHECK([
for f in a b c d e f g h i
do
  echo $f > $f
done

decho 'creating archive'
tar -cf archive -b1 a b c

tar tf archive

decho 'adding d e f'
tar -vrf archive -b3 d e f
echo ==
tar tf archive

decho 'adding g h i'
tar -vrf archive -b5 g h i

decho 'resulting archive'
tar tf archive
],
[0],
[creating archive
a
b
c
adding d e f
d
e
f
==
a
b
c
d
e
f
adding g h i
g
h
i
resulting archive
a
b
c
d
e
f
g
h
i
],
[creating archive
adding d e f
adding g h i
resulting archive
])

AT_CLEANUP