75b89db5ac
* spot/twaalgos/zlktree.cc (acd_transform_sbacc): Fix the acceptance condition when colored is true. * tests/python/zlktree.py: Add test case.
151 lines
4.6 KiB
Python
151 lines
4.6 KiB
Python
# -*- mode: python; coding: utf-8 -*-
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# Copyright (C) 2021 Laboratoire de Recherche et Développement de l'Epita
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# (LRDE).
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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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a = spot.automaton("""HOA: v1 States: 5 Start: 0 AP: 2 "p0" "p1"
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Acceptance: 4 Inf(3) | Fin(3) properties: trans-labels explicit-labels
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trans-acc --BODY-- State: 0 [!0&!1] 3 [!0&!1] 4 State: 1 [!0&!1] 4 {3}
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[0&!1] 0 {2} [!0&1] 1 {2} State: 2 [!0&1] 0 {0 2} [!0&!1] 1 State: 3
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[!0&1] 2 State: 4 [0&!1] 3 --END--""")
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b = spot.zielonka_tree_transform(a)
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assert spot.are_equivalent(a, b)
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assert b.acc().is_buchi()
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def report_missing_exception():
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raise RuntimeError("missing exception")
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a = spot.automaton("""
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HOA: v1 States: 10 Start: 0 AP: 2 "p0" "p1" acc-name: Rabin 3
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Acceptance: 6 (Fin(0) & Inf(1)) | (Fin(2) & Inf(3)) | (Fin(4) &
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Inf(5)) properties: trans-labels explicit-labels trans-acc --BODY--
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State: 0 [0&!1] 0 {1 2 3} [!0&!1] 8 [0&1] 4 State: 1 [0&1] 1 {2}
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State: 2 [0&1] 8 {3} [0&1] 2 {1} [!0&1] 4 {3 4} [!0&!1] 3 {2 5} State:
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3 [!0&!1] 5 [0&1] 8 {1 2} [!0&!1] 9 {1} State: 4 [0&!1] 3 {0 2} [!0&1]
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5 {1} State: 5 [!0&!1] 6 [!0&!1] 7 {2} [0&!1] 3 {1} [!0&1] 5 State: 6
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[!0&!1] 1 [!0&!1] 2 {4} [0&!1] 0 {1 3 4} [0&1] 5 [!0&!1] 3 State: 7
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[0&1] 4 {0} [0&1] 5 [0&1] 0 {3} [0&1] 1 {2 4} State: 8 [0&!1] 6 {0 4
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5} [!0&!1] 7 {4} [0&!1] 2 {1 3} [0&1] 0 {0 1 4} State: 9 [!0&1] 6 {4}
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[!0&!1] 2 {5} [!0&!1] 0 {3} [!0&!1] 5 --END--""")
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aa = spot.acd(a)
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try:
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assert aa.has_rabin_shape()
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except RuntimeError as e:
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assert 'CHECK_RABIN' in str(e)
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else:
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report_missing_exception()
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try:
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assert not aa.has_streett_shape()
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except RuntimeError as e:
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assert 'CHECK_STREETT' in str(e)
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else:
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report_missing_exception()
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try:
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assert not aa.has_parity_shape()
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except RuntimeError as e:
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assert 'CHECK_PARITY' in str(e)
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else:
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report_missing_exception()
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aa = spot.acd(a, spot.acd_options_CHECK_RABIN)
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assert aa.has_rabin_shape()
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assert aa.node_count() == 13
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try:
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assert not aa.has_streett_shape()
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except RuntimeError as e:
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assert 'CHECK_STREETT' in str(e)
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else:
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report_missing_exception()
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try:
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assert aa.has_parity_shape()
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except RuntimeError as e:
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assert 'CHECK_PARITY' in str(e)
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else:
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report_missing_exception()
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aa = spot.acd(a, (spot.acd_options_CHECK_PARITY |
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spot.acd_options_ABORT_WRONG_SHAPE))
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assert aa.has_rabin_shape()
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assert not aa.has_streett_shape()
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assert not aa.has_parity_shape()
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assert aa.node_count() == 0
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try:
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aa.first_branch(0)
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except RuntimeError as e:
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assert 'ABORT_WRONG_SHAPE' in str(e)
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else:
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report_missing_exception()
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try:
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aa.step(0, 0)
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except RuntimeError as e:
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assert 'incorrect branch number' in str(e)
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else:
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report_missing_exception()
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try:
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aa.node_acceptance(0)
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except RuntimeError as e:
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assert 'unknown node' in str(e)
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else:
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report_missing_exception()
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try:
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aa.edges_of_node(0)
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except RuntimeError as e:
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assert 'unknown node' in str(e)
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else:
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report_missing_exception()
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try:
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aa.node_level(0)
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except RuntimeError as e:
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assert 'unknown node' in str(e)
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else:
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report_missing_exception()
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a = spot.translate('true')
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a.set_acceptance(spot.acc_cond('f'))
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b = spot.acd_transform(a)
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assert a.equivalent_to(b)
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a = spot.translate('true')
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a.set_acceptance(spot.acc_cond('f'))
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b = spot.zielonka_tree_transform(a)
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assert a.equivalent_to(b)
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a = spot.automaton("""HOA: v1 name: "^ G F p0 G F p1" States: 5 Start:
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2 AP: 2 "a" "b" acc-name: Rabin 2 Acceptance: 4 (Fin(0) & Inf(1)) |
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(Fin(2) & Inf(3)) properties: trans-labels explicit-labels state-acc
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complete properties: deterministic --BODY-- State: 0 {0} [!0&!1] 0
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[0&!1] 4 [!0&1] 3 [0&1] 2 State: 1 {2} [!0&!1] 1 [0&!1] 4 [!0&1] 3
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[0&1] 2 State: 2 {0 2} [!0&!1] 2 [0&!1] 4 [!0&1] 3 [0&1] 2 State: 3 {1
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2} [!0&!1] 1 [0&!1] 4 [!0&1] 3 [0&1] 2 State: 4 {0 3} [!0&!1] 0 [0&!1]
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4 [!0&1] 3 [0&1] 2 --END--""")
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b = spot.acd_transform_sbacc(a, True)
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assert str(b.acc()) == '(3, Fin(0) & (Inf(1) | Fin(2)))'
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assert a.equivalent_to(b)
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b = spot.acd_transform_sbacc(a, False)
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assert str(b.acc()) == '(2, Fin(0) & Inf(1))'
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assert a.equivalent_to(b)
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