0bc1dd4446
* spot/twaalgos/relabel.cc: Deal with the cases where the substitution value is a Boolean formula. * spot/twaalgos/relabel.hh: Improve documentation. * tests/python/relabel.py: Add more tests. * python/spot/impl.i: Add bindings for are_isomorphic for the above test. * NEWS: Mention the news.
53 lines
1.5 KiB
Python
53 lines
1.5 KiB
Python
# -*- mode: python; coding: utf-8 -*-
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# Copyright (C) 2015, 2017 Laboratoire de Recherche et Développement
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# de l'Epita
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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 3 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 this program. If not, see <http://www.gnu.org/licenses/>.
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import spot
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f = spot.formula('GF(a & b) -> (FG(a & b) & Gc)')
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m = spot.relabeling_map()
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g = spot.relabel_bse(f, spot.Pnn, m)
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res = ""
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for old, new in m.items():
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res += "#define {} {}\n".format(old, new)
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res += str(g)
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print(res)
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assert(res == """#define p0 a & b
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#define p1 c
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GFp0 -> (FGp0 & Gp1)""")
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autg = g.translate()
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spot.relabel_here(autg, m)
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assert str(autg.ap()) == '(a, b, c)'
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assert spot.isomorphism_checker.are_isomorphic(autg, f.translate())
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a = spot.formula('a')
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u = spot.formula('a U b')
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m[a] = u
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try:
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spot.relabel_here(autg, m)
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except RuntimeError as e:
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assert "new labels" in str(e)
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m = spot.relabeling_map()
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m[u] = a
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try:
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spot.relabel_here(autg, m)
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except RuntimeError as e:
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assert "old labels" in str(e)
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