05d7622f8f
* spot/twaalgos/contains.hh, spot/twaalgos/contains.cc (containment_select_version): New function. (contains): Use it. * spot/twa/twa.cc (exclusive_word): Likewise. * bin/autfilt.cc (--included-in): Adjust to use forq depending on containement_select_version. * bin/man/spot-x.x: Adjust documentation of CONTAINMENT_SELECT_VERSION. * tests/core/included.test, tests/python/forq_contains.py: Add more tests. * NEWS: Mention the new feature.
351 lines
6 KiB
Python
351 lines
6 KiB
Python
#!/usr/bin/python3
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# -*- mode: python; coding: utf-8 -*-
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# Copyright (C) 2017, 2020, 2022 Laboratoire de Recherche et
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# Développement 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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from unittest import TestCase
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tc = TestCase()
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def do_test(subset, superset, expected=True):
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result = spot.contains_forq(superset, subset)
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truth = spot.contains(superset, subset)
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tc.assertTrue(truth == expected)
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tc.assertTrue(result == truth)
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def do_symmetric_test(subset, superset):
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do_test(subset, superset, True)
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do_test(superset, subset, False)
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always_true = spot.automaton("""
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HOA: v1
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States: 1
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Start: 0
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acc-name: Buchi
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Acceptance: 1 Inf(0)
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AP: 2 "a" "b"
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--BODY--
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State: 0
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[t] 0 {0}
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--END--""")
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one = spot.automaton("""
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HOA: v1
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States: 2
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Start: 0
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acc-name: Buchi
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Acceptance: 1 Inf(0)
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AP: 2 "a" "b"
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--BODY--
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State: 0
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[0|1] 1
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State: 1
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[0] 1
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[!0] 1 {0}
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--END--""")
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both = spot.automaton("""
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HOA: v1
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States: 1
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Start: 0
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acc-name: Buchi
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Acceptance: 1 Inf(0)
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AP: 2 "a" "b"
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--BODY--
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State: 0
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[0] 0 {0}
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[!0] 0 {0}
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--END--""")
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do_test(both, always_true)
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do_test(always_true, both)
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do_symmetric_test(one, always_true)
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superset = spot.automaton("""
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HOA: v1
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States: 3
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Start: 0
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acc-name: Buchi
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Acceptance: 1 Inf(0)
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AP: 2 "a" "b"
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--BODY--
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State: 0
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[!0|!1] 1
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[0 & 1] 2
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State: 1
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[t] 1 {0}
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State: 2
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[t] 2 {0}
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--END--""")
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subset = spot.automaton("""
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HOA: v1
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States: 3
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Start: 0
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acc-name: Buchi
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Acceptance: 1 Inf(0)
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AP: 2 "a" "b"
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--BODY--
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State: 0
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[!0] 1
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[!0&1 | 0&!1] 2
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State: 1
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[t] 1 {0}
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State: 2
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[t] 2 {0}
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--END--""")
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do_symmetric_test(subset, superset)
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subset = spot.automaton("""
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HOA: v1
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States: 1
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Start: 0
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AP: 1 "__ap832"
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acc-name: Buchi
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Acceptance: 1 Inf(0)
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properties: trans-labels explicit-labels state-acc
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--BODY--
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State: 0 {0}
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[!0] 0
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--END--""")
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superset = spot.automaton("""
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HOA: v1
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States: 1
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Start: 0
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AP: 1 "__ap832"
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acc-name: Buchi
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Acceptance: 1 Inf(0)
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properties: trans-labels explicit-labels state-acc
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--BODY--
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State: 0 {0}
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[0] 0
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--END--""")
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do_test(subset, superset, False)
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do_test(superset, subset, False)
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subset = spot.automaton("""
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HOA: v1
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States: 2
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Start: 0
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acc-name: Buchi
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Acceptance: 1 Inf(0)
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AP: 2 "a" "b"
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--BODY--
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State: 0
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[!0|!1] 1
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State: 1
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[t] 1 {0}
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--END--""")
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superset = spot.automaton("""
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HOA: v1
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States: 3
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Start: 0
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acc-name: Buchi
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Acceptance: 1 Inf(0)
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AP: 2 "a" "b"
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--BODY--
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State: 0
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[!0&1 | !0&!1] 1
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[!0&1 | 0&!1] 2
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State: 1
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[t] 1 {0}
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State: 2
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[t] 2 {0}
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--END--""")
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# Equivlent Languages
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do_test(subset, superset)
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do_test(superset, subset)
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superset = spot.automaton("""
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HOA: v1
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States: 20
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Start: 0
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AP: 4 "__ap876" "__ap877" "__ap878" "__ap879"
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acc-name: Buchi
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Acceptance: 1 Inf(0)
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properties: trans-labels explicit-labels state-acc
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--BODY--
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State: 0
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[0&!1&2&!3] 1
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State: 1
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[!0&!1&!2] 2
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[!0&1&!2] 3
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[!0&1&!2] 4
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[!0&!1&!2&!3] 5
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[!0&1&!2&!3] 6
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State: 2
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[!0&!1&!2] 2
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[!0&!1&!2&!3] 5
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[!0&1&!2&!3] 6
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[!0&1&!2] 7
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State: 3
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[!0&!1&!2] 3
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[0&!1&2&!3] 4
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State: 4
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[!0&!1&!2] 4
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[!0&!2&!3] 6
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[!0&1&!2] 7
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State: 5
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[!0&!2&3] 5
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[!0&!2&!3] 6
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State: 6
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[!0&!1&!2&3] 5
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[!0&!1&!2&!3 | !0&1&!2&3] 6
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[!0&1&!2&!3] 8
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State: 7
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[!0&!2&!3] 6
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[!0&!2] 7
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[0&!1&2&!3] 9
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State: 8
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[!0&!2&3] 6
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[!0&!2&!3] 8
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[0&!1&2&!3] 10
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State: 9
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[!0&!2&!3] 6
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[!0&!1&!2] 9
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[!0&1&!2] 11
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State: 10
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[!0&!1&!2&!3] 12
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[!0&1&!2&!3] 13
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State: 11
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[!0&!2&!3] 6
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[!0&!2] 11
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[0&!1&2&!3] 14
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State: 12
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[!0&!1&!2&!3] 12
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[!0&1&!2&!3] 15
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State: 13
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[0&!1&2&!3] 12
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[!0&!1&!2&!3] 13
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[!0&1&!2&!3] 15
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State: 14
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[!0&!1&!2&!3] 6
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[!0&1&!2&!3] 8
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[!0&!1&!2] 9
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[!0&1&!2] 16
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State: 15
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[!0&!2&!3] 15
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[0&!1&2&!3] 17
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State: 16
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[!0&!1&!2&!3] 6
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[!0&1&!2&!3] 8
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[!0&!1&!2] 11
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[0&!1&2&!3] 14
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[!0&1&!2] 16
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State: 17
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[!0&!1&!2&!3] 17
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[!0&1&!2&!3] 18
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State: 18
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[!0&!2&!3] 18
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[0&!1&2&!3] 19
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State: 19 {0}
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[!0&!1&!2&!3] 17
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[!0&1&!2&!3] 18
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--END--""")
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subset = spot.automaton("""
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HOA: v1
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States: 12
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Start: 0
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AP: 4 "__ap876" "__ap877" "__ap878" "__ap879"
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acc-name: Buchi
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Acceptance: 1 Inf(0)
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properties: trans-labels explicit-labels state-acc
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--BODY--
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State: 0
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[0&!1&2&!3] 1
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State: 1
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[!0&!1&!2&!3] 1
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[!0&!1&!2&3] 2
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[!0&1&!2&!3] 3
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[!0&1&!2&3] 4
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State: 2
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[!0&!1&!2] 2
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[!0&1&!2&3] 4
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[!0&1&!2&!3] 5
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State: 3
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[!0&!2&!3] 3
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[!0&!1&!2&3] 4
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[!0&1&!2&3] 5
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[0&!1&2&!3] 6
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State: 4
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[!0&!1&!2 | !0&!2&3] 4
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[!0&1&!2&!3] 5
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State: 5
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[!0&!1&!2&3] 4
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[!0&1&!2 | !0&!2&!3] 5
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[0&!1&2&!3] 7
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State: 6
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[!0&!1&!2&3] 2
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[!0&1&!2&!3] 3
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[!0&1&!2&3] 5
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[!0&!1&!2&!3] 8
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[!0&!1&!2&!3] 9
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[!0&1&!2&!3] 10
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State: 7
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[!0&!1&!2&!3] 1
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[!0&!1&!2&3] 2
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[!0&1&!2&!3] 3
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[!0&1&!2&3] 4
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[!0&1&!2&!3] 10
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State: 8
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[!0&!1&!2&!3] 8
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[!0&1&!2&!3] 10
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State: 9
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[!0&!1&!2&3] 2
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[!0&1&!2&!3] 3
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[!0&1&!2&3] 5
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[!0&!1&!2&!3] 9
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State: 10
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[!0&!2&!3] 10
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[0&!1&2&!3] 11
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State: 11 {0}
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[!0&!1&!2&!3] 8
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[!0&1&!2&!3] 10
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--END--""")
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do_symmetric_test(subset, superset)
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tba = spot.translate('GFa')
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tgba = spot.translate('GFa & GFb')
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tc.assertTrue(spot.contains(tba, tgba))
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try:
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spot.containment_select_version("fork")
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except RuntimeError as e:
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tc.assertIn("forq", str(e))
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else:
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raise RuntimeError("missing exception")
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spot.containment_select_version("forq")
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tc.assertTrue(spot.contains(tba, tgba)) # does not call contains_forq
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try:
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spot.contains_forq(tba, tgba) # because contains_forq wants Büchi
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except RuntimeError as e:
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tc.assertIn("Büchi", str(e))
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else:
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raise RuntimeError("missing exception")
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# This shows that exclusive word also depend on
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# containment_select_version()
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tc.assertEqual(str(one.exclusive_word(both)), "!a & !b; cycle{a}")
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spot.containment_select_version("default")
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tc.assertEqual(str(one.exclusive_word(both)), "cycle{a}")
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