#! /bin/sh
#
# Copyright (c) 1995 The Regents of the University of California.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
# 3. All advertising materials mentioning features or use of this software
#    must display the following acknowledgement:
#	This product includes software developed by the Network Research
#	Group at Lawrence Berkeley National Laboratory.
# 4. Neither the name of the University nor of the Laboratory may be used
#    to endorse or promote products derived from this software without
#    specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#

file=$1; shift
directory=$1; shift

if [ -f testview ]; then
   rm -r testview
fi

new=false
alltests=true

while test $# -ge 1
do
	case $1 in
	new|NEW) new=true;;
	*) alltests=false; tlist="$tlist $1";;
	esac
	shift
done

datafile="testview"
NAM=${NAM:-../../nam}

if $alltests
then
	:
else
	tests=$tlist
fi

if [ ! -d $directory ]; then
	if $new
		then
				mkdir $directory
		else
				echo "no saved test output.  do cvs update -d"
				echo "or re-run your test with \"new\" as the last argument."
				exit 1
		fi
fi

success="true"

echo $NAM -z $file 
$NAM -z $file

if [ -f $datafile ]; then
	 if [ ! -f $directory/$file.Z ]; then
			 echo saving output for future validation
			 success="unknown"
			 cp $datafile $datafile.bk; compress $datafile  
			 mv $datafile.bk $directory/$file.test
			 mv $datafile.Z $directory/$file.Z
	 else
			 gzip -dc $directory/$file.Z | cmp -s - $datafile
			 if [ $? != 0 ]; then
				 	success="false"
				 	mv $datafile $directory/$file.test
				 	gzip -dc $directory/$file.Z > $directory/$file.org
			 		echo "Diagnose with: diff $directory/$file.test $directory/$file.org"
			 fi
	 fi
else
		success="unknown"
fi

# sucess can be true, false, or unknown
if "$success" = true; then
		echo test output agrees with reference output.
		exit 0
else
		echo test failed.
		exit 1
fi