#!/bin/sh
# -*- coding: utf-8 -*-
# Copyright (C) 2015, 2016 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/>.

# Do some quick translations to make sure the neverclaims produced by
# spot actually look correct!  We do that by parsing them via ltlcross.
# ltl2neverclaim-lbtt.test does the same with LBTT if it is installed.

. ./defs
set -e

# Skip this test if ltl3dra is not installed.
(ltl3dra -v) || exit 77

# This used to crash ltlcross because the number of
# acceptance sets generated was too high.
ltlcross 'ltl2tgba' 'ltl3dra' -f '(<>((((p0) &&
(!(<>(p2)))) || ((!(p0)) && (<>(p2)))) U ((<>(((p0) && (!([](((!(p1))
&& ([](p3))) || ((p1) && (!([](p3)))))))) || ((!(p0)) && ([](((!(p1))
&& ([](p3))) || ((p1) && (!([](p3))))))))) && (((p0) && (!(<>(p2))))
|| ((!(p0)) && (<>(p2)))))))'


# This used to trigger an assertion because the formula "a=0"&p0 was
# relabeled p0&p1, and then p0 was unregistered despite being one of
# the new variables.
ltldo ltl3dra -f '"a=0" & p0' | grep 'AP: 2.*p0'

# ltl3dra 0.2.2 has a bug were 'ltl3dra -H1 -f true' produce an
# empty automaton.  ltl3dra 0.2.3 fixes that but introduces another
# bug where 'ltl3dra -f "!(a <-> Fb)" rejects cycle{!a & b}.
#
# # The -H1 option will output alternating automata, so this tests
# # ltlcross's support in this area.
# randltl -n 30 2 |
# ltlcross 'ltl3dra -H1' 'ltl3dra -H2' 'ltl3dra -H3' \
#          --ignore-execution-failures --ambiguous \
#          --strength --csv=output.csv
#
# # Make sure all lines in output.csv have the same number of comas
# sed 's/[^,]//g' <output.csv |
# ( read first
# while read l; do
#   test "x$first" = "x$l" || exit 1
# done)