#! /bin/sh
#
# This file is part of vbig.
# Copyright (C) 2014 Richard Kettlewell
#
# This program 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.
#
# This program 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/>.
#
set -e
rm -f testfile
./vbig --seed chahthaiquiyouto --create testfile 65536
dd if=/dev/zero of=testfile bs=256 count=1 seek=1 conv=notrunc
if ./vbig --seed chahthaiquiyouto --verify testfile 65536 2>testoutput; then
  echo >&2 ERROR: verify unexpectedly succeeded
  exit 1
fi
echo 'ERROR: testfile: corrupted at 256/65536 bytes (expected 132 got 0)' > testexpect
diff -u testexpect testoutput
rm -f testfile testoutput testexpect