#! /bin/sh
# -*- coding: utf-8-
# Copyright (C) by the Spot authors, see the AUTHORS file for details.
#
# 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/>.


# Check for the unabbreviate_ltl visitor

. ./defs || exit 1

set -e

cat >tunabbrev.txt<<EOF
# A few things that do not change
a, a
1, 1
0, 0
a U b, a U b
a & b, a & b
a & b, b & a
a & b & c, c & a & b
a & b & c, b & c & a
a & b & a, b & a & b
a & b, b & a & b
a & b, b & a & a
a & b & (c |(f U g)| e), b & a & a & (c | e |(f U g)| e | c) & b

# same as in lunabbrev.test:
a ^ b, (a & !b) | (!a & b)
a ^ Xb, (!Xb & a) | (!a & Xb) | (Xb & !a)
!a <-> Xb, (Xb & !a) | (!!a & !Xb)
(a ^ b) | (b ^ c), (c & !b) | (!c & b) | (a & !b) | (!a & b)

# LTL unabbreviations:
G a , false R a
GF a => F G(b), !(false R (true U a)) | (true U (false V b))
GGGGa, false V a
FFFfalse, 0
FFFf, true U f
EOF

run 0 ../tunabbrev tunabbrev.txt