c3b7a691e4
* spot/twa/acc.hh: Hide default constructors, so that we can have keyword arguments on the main constructor. * python/spot/impl.i: Add __repr__. * tests/python/setacc.py: Test it.
56 lines
2 KiB
Python
56 lines
2 KiB
Python
#!/usr/bin/python3
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# -*- mode: python; coding: utf-8 -*-
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# Copyright (C) 2016, 2018 Laboratoire de Recherche et Développement de
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# 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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# Test case reduced from a report from Juraj Major <major@fi.muni.cz>.
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a = spot.make_twa_graph(spot._bdd_dict)
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a.set_acceptance(0, spot.acc_code("t"))
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assert(a.prop_state_acc() == True);
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a.set_acceptance(1, spot.acc_code("Fin(0)"))
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assert(a.prop_state_acc() == spot.trival.maybe());
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# Some tests for used_inf_fin_sets(), which return a pair of mark_t.
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(inf, fin) = a.get_acceptance().used_inf_fin_sets()
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assert inf == []
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assert fin == [0]
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(inf, fin) = spot.acc_code("(Fin(0)|Inf(1))&Fin(2)&Inf(0)").used_inf_fin_sets()
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assert inf == [0,1]
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assert fin == [0,2]
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# is_rabin_like() returns (bool, [(inf, fin), ...])
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(b, v) = spot.acc_cond("(Fin(0)&Inf(1))|(Fin(2)&Inf(0))").is_rabin_like()
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assert b == True
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assert len(v) == 2
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assert v[0].fin == [0]
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assert v[0].inf == [1]
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assert v[1].fin == [2]
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assert v[1].inf == [0]
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(b, v) = spot.acc_cond("(Fin(0)|Inf(1))&(Fin(2)|Inf(0))").is_rabin_like()
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assert b == False
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assert len(v) == 0
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(b, v) = spot.acc_cond("(Fin(0)|Inf(1))&(Fin(2)|Inf(0))").is_streett_like()
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assert b == True
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assert repr(v) == \
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'(spot.rs_pair(fin=[0], inf=[1]), spot.rs_pair(fin=[2], inf=[0]))'
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v2 = (spot.rs_pair(fin=[0], inf=[1]), spot.rs_pair(fin=[2], inf=[0]))
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assert v == v2
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