7d6bfe545f
Reported by Yong Li. * spot/twaalgos/remprop.cc: Here. * tests/python/removeap.py: New test case. * tests/Makefile.am: Add it. * NEWS: Document the issue. * THANKS: Add Yong Li.
33 lines
1.1 KiB
Python
33 lines
1.1 KiB
Python
# -*- mode: python; coding: utf-8 -*-
|
|
# Copyright (C) 2019 Laboratoire de Recherche et Développement
|
|
# de l'Epita
|
|
#
|
|
# 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/>.
|
|
|
|
import spot
|
|
|
|
|
|
aut = spot.translate('a U (c & Gb)')
|
|
assert not spot.is_terminal_automaton(aut)
|
|
assert aut.prop_terminal().is_false()
|
|
rem = spot.remove_ap()
|
|
rem.add_ap("b")
|
|
aut = rem.strip(aut)
|
|
assert not aut.prop_terminal().is_false()
|
|
assert spot.is_terminal_automaton(aut)
|
|
assert aut.prop_terminal().is_true()
|
|
aut = rem.strip(aut)
|
|
assert aut.prop_terminal().is_true()
|