cdfe78f178
Fixes #282. * spot/misc/bddlt.hh (bdd_less_than_stable): New function. * spot/twa/twagraph.cc (merge_edges): Use it. * tests/core/complement.test, tests/core/degenid.test, tests/core/ltldo.test, tests/core/prodor.test, tests/core/readsave.test, tests/core/sbacc.test, tests/python/atva16-fig2a.ipynb, tests/python/automata.ipynb, tests/python/decompose.ipynb, tests/python/dualize.py, tests/python/highlighting.ipynb, tests/python/piperead.ipynb, tests/python/product.ipynb, tests/python/simstate.py, tests/python/tra2tba.py: Adjust all expected outputs. * NEWS: Mention the bug.
188 lines
3.8 KiB
Python
188 lines
3.8 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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from sys import exit
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aut = spot.automaton("""
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HOA: v1
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States: 2
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Start: 0
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AP: 2 "a" "b"
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acc-name: Buchi
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Acceptance: 1 Inf(0)
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--BODY--
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State: 0
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[t] 1 {0}
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State: 1
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[t] 1 {0}
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--END--
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""")
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aut2 = spot.simulation(aut)
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assert aut2.to_str() == """HOA: v1
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States: 1
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Start: 0
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AP: 2 "a" "b"
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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 colored complete
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properties: deterministic
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--BODY--
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State: 0 {0}
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[t] 0
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--END--"""
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aut2.copy_state_names_from(aut)
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assert aut2.to_str() == """HOA: v1
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States: 1
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Start: 0
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AP: 2 "a" "b"
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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 colored complete
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properties: deterministic
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--BODY--
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State: 0 "[0,1]" {0}
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[t] 0
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--END--"""
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aut = spot.translate('GF((p0 -> Gp0) R p1)')
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daut = spot.tgba_determinize(aut, True)
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assert daut.to_str() == """HOA: v1
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States: 3
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Start: 0
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AP: 2 "p1" "p0"
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acc-name: parity min odd 4
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Acceptance: 4 Fin(0) & (Inf(1) | (Fin(2) & Inf(3)))
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properties: trans-labels explicit-labels trans-acc complete
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properties: deterministic stutter-invariant
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--BODY--
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State: 0 "{₀[0]₀}"
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[0&!1] 0 {1}
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[!0&!1] 0
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[!0&1] 0
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[0&1] 1 {3}
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State: 1 "{₀[0]{₂[2]₂}₀}{₁[1]₁}"
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[0&!1] 0 {1}
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[!0&!1] 0 {2}
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[!0&1] 2
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[0&1] 1 {3}
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State: 2 "{₀[0]₀}{₁[1]₁}"
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[0&!1] 0 {1}
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[!0&!1] 0 {2}
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[!0&1] 2
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[0&1] 1 {3}
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--END--"""
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aut = spot.automaton("""
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HOA: v1
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States: 2
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Start: 0
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AP: 2 "a" "b"
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Acceptance: 2 Inf(0)&Inf(1)
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--BODY--
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State: 0
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[0] 0
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[1] 1 {1}
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State: 1
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[0] 1 {0}
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[1] 0
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--END--
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""")
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daut = spot.tgba_determinize(aut, True)
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assert daut.to_str() == """HOA: v1
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States: 12
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Start: 0
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AP: 2 "a" "b"
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acc-name: parity min odd 4
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Acceptance: 4 Fin(0) & (Inf(1) | (Fin(2) & Inf(3)))
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properties: trans-labels explicit-labels trans-acc deterministic
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--BODY--
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State: 0 "{₀[0#0,0#1]₀}"
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[0&!1] 0
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[0&1] 1
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[!0&1] 2
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State: 1 "{₀[0#0,0#1] [1#1]₀}"
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[0&!1] 3
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[0&1] 4
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[!0&1] 1
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State: 2 "{₀[1#1]₀}"
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[0&!1] 5 {1}
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[0&1] 3
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[!0&1] 0
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State: 3 "{₀[0#0,0#1]{₁[1#0]₁}₀}"
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[0&!1] 3
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[0&1] 6
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[!0&1] 7
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State: 4 "{₀[0#0,0#1] [1#1]{₁[1#0]₁}₀}"
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[0&!1] 3
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[0&1] 6
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[!0&1] 7
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State: 5 "{₀[1#0]₀}"
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[0&!1] 5
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[0&1] 8
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[!0&1] 0
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State: 6 "{₀[1#1]{₁[0#0,0#1] [1#0]₁}₀}"
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[0&!1] 8 {1}
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[0&1] 9 {1}
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[!0&1] 1 {1}
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State: 7 "{₀[1#1]{₁[0#0,0#1]₁}₀}"
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[0&!1] 8 {1}
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[0&1] 9 {1}
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[!0&1] 10
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State: 8 "{₀[0#0,0#1] [1#0]₀}"
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[0&!1] 8
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[0&1] 9
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[!0&1] 1
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State: 9 "{₀[0#0,0#1] [1#1] [1#0]₀}"
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[0&!1] 3
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[0&1] 4
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[!0&1] 1
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State: 10 "{₀[0#0,0#1]{₁[1#1]₁}₀}"
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[0&!1] 3 {3}
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[0&1] 11
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[!0&1] 7
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State: 11 "{₀[1#1]{₁[0#0,0#1]{₂[1#0]₂}₁}₀}"
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[0&!1] 8 {1}
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[0&1] 9 {1}
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[!0&1] 1 {1}
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--END--"""
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a = spot.translate('!Gp0 xor FG((p0 W Gp1) M p1)')
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a = spot.degeneralize_tba(a)
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b = spot.simulation(a)
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b.set_init_state(1)
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b.purge_unreachable_states()
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b.copy_state_names_from(a)
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assert b.to_str() == """HOA: v1
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States: 1
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Start: 0
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AP: 2 "p0" "p1"
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acc-name: Buchi
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Acceptance: 1 Inf(0)
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properties: trans-labels explicit-labels trans-acc complete
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properties: deterministic stutter-invariant
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--BODY--
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State: 0 "[1,8,9]"
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[!1] 0 {0}
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[1] 0
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--END--"""
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