#!/bin/sh
#
#       dnsutl - utilities to make DNS easier to configure
#       Copyright (C) 1996, 1999, 2007 Peter Miller
#
#       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/>.
#
work=/tmp/$$
PAGER=cat
export PAGER
umask 022
unset COOK
here=`pwd`
if test $? -ne 0 ; then exit 1; fi

if test "$1" != "" ; then bin="$here/$1/bin"; else bin="$here/bin"; fi

fail()
{
        set +x
        echo 'FAILED test of the dangling cname checking functionality' 1>&2
        cd $here
        rm -rf $work
        exit 1
}
pass()
{
        set +x
        cd $here
        rm -rf $work
        exit 0
}
trap \"fail\" 1 2 3 15

mkdir $work
if test $? -ne 0 ; then exit 1; fi
cd $work
if test $? -ne 0 ; then fail; fi

#
# test the dangling cname checking functionality
#
cat > test.in << 'fubar'
$origin test.
@ in soa 1 2 3 4 5 6 7
one in a 192.192.192.1
two in a 192.192.192.2
three in cname four
fubar
if test $? -ne 0 ; then fail; fi

cat > test.ok << 'fubar'
dns-hosts: test.in: 5: the alias "three.test." does not refer to a known IP
        address
dns-hosts: test.in: found 1 fatal error
fubar
if test $? -ne 0 ; then fail; fi

$bin/dns-hosts test.in test.out 2> test.err
if test $? -ne 1 ; then fail; fi

diff test.ok test.err
if test $? -ne 0 ; then fail; fi

#
# Only definite negatives are possible.
# The functionality exercised by this test appears to work,
# no other guarantees are made.
#
pass