spot/wrap/python/tests/ltlsimple.py
Alexandre Duret-Lutz 49192cc35f * wrap/python/tests/bddnqueen.py, wrap/python/tests/interdep.py,
wrap/python/tests/ltl2tgba.py, wrap/python/tests/ltlparse.py,
wrap/python/tests/ltlsimple.py: Specify coding system to
accommodate newer Python versions.
2004-02-02 21:43:41 +00:00

122 lines
3.3 KiB
Python
Executable file

# -*- mode: python; coding: iso-8859-1 -*-
# Copyright (C) 2003, 2004 Laboratoire d'Informatique de Paris 6 (LIP6),
# département Systèmes Répartis Coopératifs (SRC), Université Pierre
# et Marie Curie.
#
# 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 2 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 Spot; see the file COPYING. If not, write to the Free
# Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
# 02111-1307, USA.
import ltihooks
import spot
clone = spot.clone
e = spot.default_environment.instance()
#----------------------------------------------------------------------
a = e.require('a')
b = e.require('b')
c = e.require('c')
c2 = e.require('c')
assert c == c2
assert spot.atomic_prop.instance_count() == 3
op = spot.multop.instance(spot.multop.And, clone(a), clone(b))
op2 = spot.multop.instance(spot.multop.And, op, c)
# The symbol for a subformula which hasn't been cloned is better
# suppressed, so we don't attempt to reuse it elsewhere.
del op, c
print 'op2 =', op2
op3 = spot.multop.instance(spot.multop.And, b,
spot.multop.instance(spot.multop.And, c2, a))
del a, b, c2
print 'op3 =', op3
assert op2 == op3
op4 = spot.multop.instance(spot.multop.Or, op2, op3)
print 'op4 =', op4
assert op4 == op2
del op2, op3
assert spot.atomic_prop.instance_count() == 3
assert spot.multop.instance_count() == 1
spot.destroy(op4)
del op4
assert spot.atomic_prop.instance_count() == 0
assert spot.multop.instance_count() == 0
#----------------------------------------------------------------------
a = e.require('a')
b = e.require('b')
c = e.require('c')
T = spot.constant.true_instance()
F = spot.constant.false_instance()
f1 = spot.binop.instance(spot.binop.Equiv, T, clone(a))
f2 = spot.binop.instance(spot.binop.Implies, F, clone(b))
f3 = spot.binop.instance(spot.binop.Xor, F, clone(c))
f4 = spot.unop.instance(spot.unop.Not, f3); del f3
assert spot.atomic_prop.instance_count() == 3
assert spot.binop.instance_count() == 3
assert spot.unop.instance_count() == 1
assert spot.multop.instance_count() == 0
spot.destroy(a)
del a
spot.destroy(b)
del b
spot.destroy(c)
del c
assert spot.atomic_prop.instance_count() == 3
assert spot.binop.instance_count() == 3
assert spot.unop.instance_count() == 1
assert spot.multop.instance_count() == 0
spot.destroy(f1)
del f1
assert spot.atomic_prop.instance_count() == 2
assert spot.binop.instance_count() == 2
assert spot.unop.instance_count() == 1
assert spot.multop.instance_count() == 0
spot.destroy(f4)
del f4
assert spot.atomic_prop.instance_count() == 1
assert spot.binop.instance_count() == 1
assert spot.unop.instance_count() == 0
assert spot.multop.instance_count() == 0
spot.destroy(f2)
del f2
assert spot.atomic_prop.instance_count() == 0
assert spot.binop.instance_count() == 0
assert spot.unop.instance_count() == 0
assert spot.multop.instance_count() == 0