#!/bin/sh
# -*- coding: utf-8 -*-
# Copyright (C) 2012 Laboratoire de Recherche et Développement
# de l'Epita (LRDE).
#
# This file is part of Spot, a model checking library.
#
# Spot 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.
#
# Spot 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/>.

. ./defs

set -e

for f in 'p0 U p1 U p2' 'Gp00 | Gp13 | Gp42' '{(1;1)*}[]->p1'
do
  # Make sure Spot can read the LBTT it produces
  run 0 ../ltl2tgba -t "$f" > out
  s=`wc -l < out`
  run 0 ../ltl2tgba -t -XL out > out2
  s2=`wc -l < out2`
  test "$s" -eq "$s2"

  # The LBTT output use 2 lines par state, one line per transition,
  # and one extra line for header.
  run 0 ../ltl2tgba -ks "$f" > size
  st=`cat size | sed -n 's/states: //p'`
  tr=`cat size | sed -n 's/transitions: //p'`
  l=`expr $st \* 2 + $tr + 1`
  test "$s" -eq "$l"
done


# This is the output of 'lbt' on the formula 'U p0 p1'.
cat >Up0p1 <<EOF
4 1
0 1 -1
1 p0
2 p1
-1
1 0 -1
1 p0
2 p1
-1
2 0 0 -1
3 t
-1
3 0 0 -1
3 t
-1
EOF

run 0 ../ltl2tgba -ks -XL Up0p1 > size
test "`cat size | sed -n 's/states: //p'`" = 4
test "`cat size | sed -n 's/transitions: //p'`" = 6