Commit 821d5e54 authored by Alexandre Duret-Lutz's avatar Alexandre Duret-Lutz
Browse files

Export bdd_implies to the Python interface, and test it.

* wrap/python/buddy.i (bdd_implies): New function.
* wrap/python/tests/implies.py: New file.
* wrap/python/tests/Makefile.am: Add it.
parent a814b975
......@@ -164,6 +164,7 @@ bdd bdd_xor(const bdd &l, const bdd &r);
bdd bdd_imp(const bdd &l, const bdd &r);
bdd bdd_biimp(const bdd &l, const bdd &r);
bdd bdd_setxor(const bdd &l, const bdd &r);
int bdd_implies(const bdd &l, const bdd &r);
bdd bdd_ite(const bdd &f, const bdd &g, const bdd &h);
bdd bdd_exist(const bdd &r, const bdd &var);
bdd bdd_existcomp(const bdd &r, const bdd &var);
......
......@@ -31,11 +31,12 @@ check_SCRIPTS = run
TESTS = \
alarm.py \
ltlsimple.py \
ltlparse.py \
bddnqueen.py \
ltl2tgba.test \
implies.py \
interdep.py \
ltl2tgba.test \
ltlparse.py \
ltlsimple.py \
minato.py \
modgray.py \
optionmap.py \
......
# -*- mode: python; coding: utf-8 -*-
# Copyright (C) 2012 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 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 sys
from buddy import *
bdd_init(10000, 10000)
bdd_setvarnum(5)
V = [bdd_ithvar(i) for i in range(5)]
a = V[0] & V[1] & -V[2]
b = V[0] & V[1] & -V[2] & -V[3]
c = -V[0] & V[1] & -V[2] & -V[3]
d = V[1] & -V[2]
e = V[1] & V[2] & -V[3] & V[4]
f = V[0] & -V[3] & V[4]
g = -V[0] | V[1]
assert(bdd_implies(b,a))
assert(not bdd_implies(a,b))
assert(not bdd_implies(c,a))
assert(bdd_implies(a,d))
assert(bdd_implies(b,d))
assert(bdd_implies(c,d))
assert(bdd_implies(d,d))
assert(not bdd_implies(e,d))
assert(not bdd_implies(d,e))
assert(not bdd_implies(f,e))
assert(not bdd_implies(e,f))
assert(bdd_implies(bddfalse,f))
assert(not bdd_implies(bddtrue,f))
assert(bdd_implies(f,bddtrue))
assert(not bdd_implies(f,bddfalse))
assert(bdd_implies(a,g))
a = (-V[2] & (-V[1] | V[0])) | (-V[0] & V[1] & V[2])
b = V[1] | -V[2]
assert(bdd_implies(a,b))
# Cleanup all BDD variables before calling bdd_done(), otherwise
# bdd_delref will be called after bdd_done() and this is unsafe in
# optimized builds.
V = a = b = c = d = e = f = g = 0;
bdd_done()
Supports Markdown
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment