spot/tests/core/explprod.test
Alexandre Duret-Lutz a70589fe13 remfin: fix handling of weak automata
* spot/twaalgos/remfin.cc: Do not add a sink states to deterministic
weak automata, and actually apply the "weak" Fin-removal to any weak
automaton.
* tests/core/explprod.test: Add a test case for the previous patch,
but that used to fail because of this bug.
* NEWS: Mention the bug.
2016-11-11 14:10:24 +01:00

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#!/bin/sh
# -*- coding: utf-8 -*-
# Copyright (C) 2008, 2009, 2013, 2014, 2016 Laboratoire de Recherche et
# Développement de l'Epita (LRDE).
# Copyright (C) 2003, 2004, 2005 Laboratoire d'Informatique de
# Paris 6 (LIP6), département Systèmes Répartis Coopératifs (SRC),
# Université Pierre et Marie Curie.
#
# This file is part of Spot, a model checking library.
#
# Spot is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# Spot is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
# License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
. ./defs
set -e
cat >input1 <<EOF
HOA: v1
States: 3
Start: 0
AP: 3 "a" "b" "c"
acc-name: Buchi
Acceptance: 1 Inf(0)
properties: trans-labels explicit-labels state-acc
--BODY--
State: 0 {0}
[0] 1
[1] 2
State: 1
State: 2 {0}
[!0] 0
[2] 1
--END--
EOF
cat >input2 <<EOF
HOA: v1
States: 2
Start: 0
AP: 2 "b" "a"
acc-name: generalized-Buchi 2
Acceptance: 2 Inf(0)&Inf(1)
properties: trans-labels explicit-labels state-acc deterministic
--BODY--
State: 0 {0}
[0] 1
State: 1 {1}
[1] 0
--END--
EOF
cat >expected <<EOF
HOA: v1
States: 4
Start: 0
AP: 3 "b" "a" "c"
acc-name: generalized-Buchi 3
Acceptance: 3 Inf(0)&Inf(1)&Inf(2)
properties: trans-labels explicit-labels state-acc
--BODY--
State: 0 {0 1}
[0&1] 1
[0] 2
State: 1
State: 2 {0 2}
[1&2] 3
State: 3
--END--
EOF
run 0 autfilt input1 --product input2 --hoa | tee stdout
diff stdout expected
cat >expected <<EOF
HOA: v1
States: 1
Start: 0
AP: 0
acc-name: all
Acceptance: 0 t
properties: trans-labels explicit-labels state-acc deterministic
--BODY--
State: 0
--END--
EOF
run 0 autfilt input1 --product input2 --hoa --small | tee stdout
run 0 autfilt -F stdout --isomorph expected
# Reading two automata from stdin
ltl2tgba '!a' 'a U b' | autfilt --product=- - > aut1
ltl2tgba '!a&b' | autfilt -q --equivalent-to=aut1