131 lines
3.7 KiB
Python
Executable file
131 lines
3.7 KiB
Python
Executable file
# -*- mode: python; coding: utf-8 -*-
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# Copyright (C) 2009, 2010, 2012 Laboratoire de Recherche et Développement
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# de l'Epita (LRDE).
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# Copyright (C) 2003, 2004 Laboratoire d'Informatique de Paris 6 (LIP6),
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# département Systemes Répartis Coopératifs (SRC), Université Pierre
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# et Marie Curie.
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#
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# This file is part of Spot, a model checking library.
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#
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# Spot is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# Spot is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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# License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Spot; see the file COPYING. If not, write to the Free
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# Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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# 02111-1307, USA.
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import spot
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import sys
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e = spot.default_environment.instance()
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#----------------------------------------------------------------------
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a = e.require('a')
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b = e.require('b')
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c = e.require('c')
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c2 = e.require('c')
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assert c == c2
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assert spot.atomic_prop.instance_count() == 3
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op = spot.multop.instance(spot.multop.And, a.clone(), b.clone())
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op2 = spot.multop.instance(spot.multop.And, op, c)
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# The symbol for a subformula which hasn't been cloned is better
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# suppressed, so we don't attempt to reuse it elsewhere.
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del op, c
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sys.stdout.write('op2 = %s\n' % str(op2))
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op3 = spot.multop.instance(spot.multop.And, b,
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spot.multop.instance(spot.multop.And, c2, a))
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del a, b, c2
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sys.stdout.write('op3 = %s\n' % str(op3))
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assert op2 == op3
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op4 = spot.multop.instance(spot.multop.Or, op2, op3)
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sys.stdout.write('op4 = %s\n' % str(op4))
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assert op4 == op2
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del op2, op3
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assert spot.atomic_prop.instance_count() == 3
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assert spot.multop.instance_count() == 1
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op4.destroy()
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del op4
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assert spot.atomic_prop.instance_count() == 0
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assert spot.multop.instance_count() == 0
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#----------------------------------------------------------------------
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a = e.require('a')
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b = e.require('b')
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c = e.require('c')
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T = spot.constant.true_instance()
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F = spot.constant.false_instance()
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f1 = spot.binop.instance(spot.binop.Equiv, c.clone(), a.clone())
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f2 = spot.binop.instance(spot.binop.Implies, a.clone(), b.clone())
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f3 = spot.binop.instance(spot.binop.Xor, b.clone(), c.clone())
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f4 = spot.unop.instance(spot.unop.Not, f3); del f3
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f5 = spot.binop.instance(spot.binop.Xor, F, c.clone())
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assert spot.atomic_prop.instance_count() == 3
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assert spot.binop.instance_count() == 3
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assert spot.unop.instance_count() == 1
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assert spot.multop.instance_count() == 0
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a.destroy()
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del a
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b.destroy()
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del b
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c.destroy()
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del c
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assert spot.atomic_prop.instance_count() == 3
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assert spot.binop.instance_count() == 3
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assert spot.unop.instance_count() == 1
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assert spot.multop.instance_count() == 0
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f1.destroy()
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del f1
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assert spot.atomic_prop.instance_count() == 3
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assert spot.binop.instance_count() == 2
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assert spot.unop.instance_count() == 1
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assert spot.multop.instance_count() == 0
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f5.destroy()
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del f5
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assert spot.atomic_prop.instance_count() == 3
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assert spot.binop.instance_count() == 2
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assert spot.unop.instance_count() == 1
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assert spot.multop.instance_count() == 0
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f4.destroy()
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del f4
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assert spot.atomic_prop.instance_count() == 2
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assert spot.binop.instance_count() == 1
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assert spot.unop.instance_count() == 0
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assert spot.multop.instance_count() == 0
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f2.destroy()
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del f2
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assert spot.atomic_prop.instance_count() == 0
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assert spot.binop.instance_count() == 0
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assert spot.unop.instance_count() == 0
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assert spot.multop.instance_count() == 0
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