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acc: add a maybe_accepting() method

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* spot/twa/acc.cc, spot/twa/acc.hh: Implement the new method, and
use it to implement inf_accepting().
* tests/python/accparse2.py: Add some tests.
This commit is contained in:
Alexandre Duret-Lutz 2017-05-30 18:04:57 +02:00
parent f7d14ab526
commit 78add1d44b
3 changed files with 54 additions and 13 deletions
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12
tests/python/accparse2.py
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@ -1,5 +1,5 @@
# -*- mode: python; coding: utf-8 -*-
# Copyright (C) 2015 Laboratoire de Recherche et Développement
# Copyright (C) 2015, 2017 Laboratoire de Recherche et Développement
# de l'Epita
#
# This file is part of Spot, a model checking library.
@ -31,6 +31,16 @@ a.set_acceptance('Inf(4) | (Fin(3)&Inf(2)) | (Fin(3)&Fin(1)&Inf(0))')
assert(a.is_parity()[0] == False)
assert(a.is_parity(True) == [True, True, False])
assert a.maybe_accepting([1, 2, 3], [0, 4]).is_true()
assert a.maybe_accepting([0], []).is_true()
assert a.maybe_accepting([0], [3]).is_false()
assert a.maybe_accepting([0, 3], []).is_maybe()
assert a.maybe_accepting([2, 3], [3]).is_false()
assert a.maybe_accepting([2, 3], []).is_maybe()
assert a.maybe_accepting([2], []).is_true()
assert a.maybe_accepting([0, 1], []).is_maybe()
assert a.maybe_accepting([0, 1], [1]).is_false()
a = spot.acc_cond(0)
a.set_acceptance('all')
assert(a.is_rabin() == -1)