ad3588420c
* bin/autfilt.cc, python/spot/__init__.py, spot/twa/twa.hh, spot/twa/twaproduct.cc, spot/twaalgos/couvreurnew.cc, tests/python/bugdet.py: Here.
91 lines
2 KiB
Python
91 lines
2 KiB
Python
#!/usr/bin/python3
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# -*- mode: python; coding: utf-8 -*-
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# Copyright (C) 2016 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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# Test case reduced from a report by Reuben Rowe <r.rowe@ucl.ac.uk>
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# sent to the Spot mailing list on 2016-10-31.
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import spot
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a = spot.automaton("""
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HOA: v1
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States: 5
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Start: 4
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AP: 3 "p_0" "p_1" "p_2"
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Acceptance: 1 Inf(0)
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--BODY--
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State: 0
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[0&!1&2] 1
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[!0&!1&2] 2
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State: 1 {0}
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[0&!1&2] 1
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State: 2 {0}
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[!0&!1&2] 2
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State: 3 {0}
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[0&1&!2] 0
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[!0&1&!2] 3
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State: 4
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[!0&1&!2] 3
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--END--
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""")
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b = spot.automaton("""
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HOA: v1
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States: 8
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Start: 0
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AP: 3 "p_0" "p_1" "p_2"
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Acceptance: 1 Inf(0)
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--BODY--
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State: 0
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[t] 0
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[!0&!1&2] 1
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[!0&1&!2] 4
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[!0&1&!2] 5
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[!0&1&!2] 6
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State: 1 {0}
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[!0&!1&2] 1
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State: 2
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[0&!1&2] 7
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State: 3
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[!0&!1&2] 1
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State: 4
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[0&1&!2] 2
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State: 5
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[0&1&!2] 3
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State: 6 {0}
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[!0&1&!2] 6
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State: 7 {0}
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[0&!1&2] 7
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--END--
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""");
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# In Reuben's report this first block built an incorrect deterministic
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# automaton, which ultimately led to an non-empty product. The second
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# was fine.
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print("use_simulation=True")
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b1 = spot.tgba_determinize(b, False, True, True, True)
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assert b1.num_states() == 5
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b1 = spot.remove_fin(spot.dualize(b1))
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assert not a.intersects(b1);
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print("\nuse_simulation=False")
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b2 = spot.tgba_determinize(b, False, True, False, True)
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assert b2.num_states() == 5
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b2 = spot.remove_fin(spot.dualize(b2))
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assert not a.intersects(b2);
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