628 lines
12 KiB
Python
628 lines
12 KiB
Python
#!/usr/bin/python3
|
|
# -*- mode: python; coding: utf-8 -*-
|
|
# Copyright (C) 2021, 2022 Laboratoire de Recherche et Développement de
|
|
# l'EPITA.
|
|
#
|
|
# 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/>.
|
|
|
|
import spot, buddy
|
|
from unittest import TestCase
|
|
tc = TestCase()
|
|
|
|
# Testing Sat-based approach
|
|
|
|
# Empty bdd intersection bug test
|
|
# See issue #472
|
|
true = buddy.bddtrue
|
|
|
|
a = spot.make_twa_graph()
|
|
o1 = buddy.bdd_ithvar(a.register_ap("o1"))
|
|
o2 = buddy.bdd_ithvar(a.register_ap("o2"))
|
|
no1 = buddy.bdd_not(o1)
|
|
no2 = buddy.bdd_not(o2)
|
|
a.new_states(6)
|
|
a.new_edge(0,1,true)
|
|
a.new_edge(1,2,no1)
|
|
a.new_edge(2,3,true)
|
|
a.new_edge(3,4,no2)
|
|
a.new_edge(4,5,true)
|
|
a.new_edge(5,4,(o1&no2)|(no1&o2))
|
|
spot.set_state_players(a, [False,True,False,True,False,True])
|
|
spot.set_synthesis_outputs(a, o1&o2)
|
|
|
|
b = spot.minimize_mealy(a)
|
|
tc.assertEqual(list(spot.get_state_players(b)).count(False), 2)
|
|
tc.assertTrue(spot.is_split_mealy_specialization(a, b))
|
|
|
|
test_auts = [
|
|
("""HOA: v1
|
|
States: 22
|
|
Start: 0
|
|
AP: 6 "i0" "i1" "i2" "i3" "o0" "o1"
|
|
acc-name: all
|
|
Acceptance: 0 t
|
|
properties: trans-labels explicit-labels state-acc deterministic
|
|
spot-state-player: 0 1 0 1 0 1 0 1 0 1 1 0 1 0 1 0 1 1 0 1 0 1
|
|
--BODY--
|
|
State: 0
|
|
[!2&3] 1
|
|
[2&!3] 1
|
|
[!2&!3] 1
|
|
[!0&!1&2&3] 1
|
|
[1&2&3] 3
|
|
[0&!1&2&3] 5
|
|
State: 1
|
|
[!4&!5] 0
|
|
State: 2
|
|
[!2&3] 3
|
|
[2&!3] 3
|
|
[!2&!3] 3
|
|
[!0&!1&2&3] 1
|
|
[1&2&3] 7
|
|
[0&!1&2&3] 5
|
|
State: 3
|
|
[!4&!5] 2
|
|
State: 4
|
|
[!2&3] 5
|
|
[2&!3] 5
|
|
[!2&!3] 5
|
|
[!0&!1&2&3] 1
|
|
[1&2&3] 3
|
|
[0&!1&2&3] 14
|
|
State: 5
|
|
[!4&!5] 4
|
|
State: 6
|
|
[!2&3] 7
|
|
[2&!3] 7
|
|
[!2&!3] 7
|
|
[!0&!1&2&3] 3
|
|
[1&2&3] 9
|
|
[0&!1&2&3] 5
|
|
State: 7
|
|
[!4&!5] 6
|
|
State: 8
|
|
[!2&3] 10
|
|
[2&!3] 10
|
|
[!2&!3] 10
|
|
[!0&!1&2&3] 12
|
|
[1&2&3] 10
|
|
[0&!1&2&3] 5
|
|
State: 9
|
|
[!4&!5] 8
|
|
State: 10
|
|
[4&!5] 8
|
|
State: 11
|
|
[!2&3] 12
|
|
[2&!3] 12
|
|
[!2&!3] 12
|
|
[!0&!1&2&3] 19
|
|
[1&2&3] 3
|
|
[0&!1&2&3] 5
|
|
State: 12
|
|
[!4&!5] 11
|
|
State: 13
|
|
[!2&3] 14
|
|
[2&!3] 14
|
|
[!2&!3] 14
|
|
[!0&!1&2&3] 5
|
|
[1&2&3] 3
|
|
[0&!1&2&3] 16
|
|
State: 14
|
|
[!4&!5] 13
|
|
State: 15
|
|
[!2&3] 17
|
|
[2&!3] 17
|
|
[!2&!3] 17
|
|
[!0&!1&2&3] 12
|
|
[1&2&3] 3
|
|
[0&!1&2&3] 17
|
|
State: 16
|
|
[!4&!5] 15
|
|
State: 17
|
|
[!4&5] 15
|
|
State: 18
|
|
[!2&3] 19
|
|
[2&!3] 19
|
|
[!2&!3] 19
|
|
[!0&!1&2&3] 21
|
|
[1&2&3] 3
|
|
[0&!1&2&3] 5
|
|
State: 19
|
|
[!4&!5] 18
|
|
State: 20
|
|
[!2&3] 21
|
|
[2&!3] 21
|
|
[!2&!3] 21
|
|
[!0&!1&2&3] 1
|
|
[1&2&3] 3
|
|
[0&!1&2&3] 5
|
|
State: 21
|
|
[!4&!5] 20
|
|
--END--""", 7),
|
|
("""HOA: v1
|
|
States: 39
|
|
Start: 0
|
|
AP: 14 "i0" "i1" "i2" "i3" "i4" "i5" "i6" "o0" "o1" "o2" "o3" "o4" "o5" "o6"
|
|
acc-name: all
|
|
Acceptance: 0 t
|
|
properties: trans-labels explicit-labels state-acc
|
|
spot-state-player: 0 1 0 1 1 0 1 1 1 0 1 0 1 1 1 0 1 0 1 0 1 1 0 1 0 1 1 0 1 0
|
|
1 1 1 1 0 1 0 0 0
|
|
--BODY--
|
|
State: 0
|
|
[!0] 1
|
|
[0&!1&!6] 3
|
|
[0&!1&6] 4
|
|
[0&1&!6] 6
|
|
[0&1&6] 7
|
|
State: 1
|
|
[!7&!8&!9&!10&!11&!12&!13] 0
|
|
State: 2
|
|
[0&!1&!2] 8
|
|
[0&!1&2&4] 10
|
|
[0&!1&2&!4] 12
|
|
[!0] 13
|
|
[0&1] 14
|
|
State: 3
|
|
[!7&!8&9&10&!11&!13] 2
|
|
State: 4
|
|
[!7&!8&!9&10&!11&!13] 2
|
|
State: 5
|
|
[!0&!5] 31
|
|
[0&1&!5] 32
|
|
[!0&5] 33
|
|
[0&!1] 8
|
|
[0&1&5] 35
|
|
State: 6
|
|
[!7&!8&9&10&!11&12&!13] 5
|
|
State: 7
|
|
[!7&!8&!9&10&!11&12&!13] 5
|
|
State: 8
|
|
[!7&!8&!9&!10&!11&!13] 2
|
|
State: 9
|
|
[0&!1] 18
|
|
[!0] 13
|
|
[0&1] 14
|
|
State: 10
|
|
[7&!8&!9&!10&!11&!13] 9
|
|
State: 11
|
|
[0&!1] 16
|
|
[!0] 13
|
|
[0&1] 14
|
|
State: 12
|
|
[7&!8&!9&!10&!11&!13] 11
|
|
State: 13
|
|
[!7&!8&!9&12&!13] 5
|
|
State: 14
|
|
[!7&!8&!9&!10&!11&12&!13] 5
|
|
State: 15
|
|
[0&!1&!4] 12
|
|
[0&!1&4] 10
|
|
[!0] 13
|
|
[0&1] 14
|
|
State: 16
|
|
[!7&!8&!9&!10&!11&!13] 15
|
|
State: 17
|
|
[0&!1&3] 10
|
|
[0&!1&4] 10
|
|
[0&!1&!3&!4] 20
|
|
[!0] 13
|
|
[0&1] 14
|
|
State: 18
|
|
[!7&!8&!9&!10&!11&!13] 17
|
|
State: 19
|
|
[0&!1&!5] 21
|
|
[0&!1&5] 23
|
|
[!0] 13
|
|
[0&1] 14
|
|
State: 20
|
|
[!7&8&!9&!10&!11&12&!13] 19
|
|
State: 21
|
|
[!7&8&!9&!10&!11&!12&!13] 19
|
|
State: 22
|
|
[0&!1] 25
|
|
[!0] 13
|
|
[0&1] 14
|
|
State: 23
|
|
[!7&8&!9&!10&!11&!13] 22
|
|
State: 24
|
|
[0&!1&!5] 26
|
|
[0&!1&5] 28
|
|
[!0] 13
|
|
[0&1] 14
|
|
State: 25
|
|
[!7&!8&!9&!10&!11&12&!13] 24
|
|
State: 26
|
|
[!7&!8&!9&!10&!11&!12&!13] 24
|
|
State: 27
|
|
[0&!1] 30
|
|
[!0] 13
|
|
[0&1] 14
|
|
State: 28
|
|
[7&!8&!9&!10&!11&!13] 27
|
|
State: 29
|
|
[0&!1&!2&3] 30
|
|
[0&!1&!3&4] 4
|
|
[0&!1&!3&!4] 20
|
|
[0&!1&2&3] 28
|
|
[!0] 13
|
|
[0&1] 14
|
|
State: 30
|
|
[!7&!8&!9&!10&!11&!13] 29
|
|
State: 31
|
|
[!7&!8&!9&!12&!13] 5
|
|
State: 32
|
|
[!7&!8&!9&!10&!11&!12&!13] 5
|
|
State: 33
|
|
[!7&!8&!9&13] 0
|
|
State: 34
|
|
[0&1] 35
|
|
[0&!1] 8
|
|
[!0] 13
|
|
State: 35
|
|
[!7&!8&!9&!10&11&!13] 34
|
|
State: 36
|
|
[!0] 13
|
|
State: 37
|
|
[!0] 13
|
|
State: 38
|
|
[!0] 13
|
|
--END--""", 13),
|
|
("""HOA: v1
|
|
States: 33
|
|
Start: 0
|
|
AP: 3 "i0" "i1" "o0"
|
|
acc-name: all
|
|
Acceptance: 0 t
|
|
properties: trans-labels explicit-labels state-acc deterministic
|
|
spot-state-player: 0 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0
|
|
1 0 1
|
|
--BODY--
|
|
State: 0
|
|
[0&!1] 2
|
|
State: 1
|
|
[0&!1] 4
|
|
State: 2
|
|
[2] 1
|
|
State: 3
|
|
[!0&!1] 6
|
|
State: 4
|
|
[2] 3
|
|
State: 5
|
|
[0&!1] 8
|
|
State: 6
|
|
[!2] 5
|
|
State: 7
|
|
[!0&!1] 10
|
|
State: 8
|
|
[2] 7
|
|
State: 9
|
|
[!0&1] 12
|
|
State: 10
|
|
[!2] 9
|
|
State: 11
|
|
[0&!1] 14
|
|
State: 12
|
|
[!2] 11
|
|
State: 13
|
|
[!0&!1] 16
|
|
State: 14
|
|
[!2] 13
|
|
State: 15
|
|
[!0&!1] 18
|
|
State: 16
|
|
[2] 15
|
|
State: 17
|
|
[!0&!1] 20
|
|
State: 18
|
|
[!2] 17
|
|
State: 19
|
|
[!0&!1] 22
|
|
State: 20
|
|
[2] 19
|
|
State: 21
|
|
[0&!1] 24
|
|
State: 22
|
|
[!2] 21
|
|
State: 23
|
|
[0&!1] 26
|
|
State: 24
|
|
[2] 23
|
|
State: 25
|
|
[!0&1] 28
|
|
State: 26
|
|
[2] 25
|
|
State: 27
|
|
[!0&!1] 30
|
|
State: 28
|
|
[2] 27
|
|
State: 29
|
|
[!0&1] 32
|
|
State: 30
|
|
[!2] 29
|
|
State: 31
|
|
State: 32
|
|
[!2] 31
|
|
--END--""", 3)
|
|
]
|
|
|
|
for (mealy_str, nenv_min) in test_auts:
|
|
|
|
mealy = spot.automaton(mealy_str)
|
|
mealy.merge_edges()
|
|
|
|
outs = buddy.bddtrue
|
|
ins = buddy.bddtrue
|
|
|
|
for aap in mealy.ap():
|
|
if aap.ap_name().startswith("o"):
|
|
outs = outs & buddy.bdd_ithvar(mealy.register_ap(aap.ap_name()))
|
|
elif aap.ap_name().startswith("i"):
|
|
ins = ins & buddy.bdd_ithvar(mealy.register_ap(aap.ap_name()))
|
|
else:
|
|
raise AssertionError("""Aps must start with either "i" or "o".""")
|
|
|
|
spot.set_synthesis_outputs(mealy, outs)
|
|
|
|
mealy_min_ks = spot.minimize_mealy(mealy, -1)
|
|
|
|
n_e = sum([s == 0 for s in spot.get_state_players(mealy_min_ks)])
|
|
tc.assertEqual(n_e, nenv_min)
|
|
tc.assertTrue(spot.is_split_mealy_specialization(mealy, mealy_min_ks))
|
|
|
|
# Test un- and resplit
|
|
tmp = spot.unsplit_2step(mealy_min_ks)
|
|
mealy_min_rs = spot.split_2step(tmp, spot.get_synthesis_outputs(tmp), False)
|
|
tc.assertTrue(spot.is_split_mealy_specialization(mealy, mealy_min_rs, True))
|
|
tc.assertTrue(spot.are_equivalent(mealy_min_ks, mealy_min_rs))
|
|
|
|
|
|
# Testing bisimulation (with output assignment)
|
|
|
|
|
|
# Syntcomp: Alarm_2d1010f8.tlsf
|
|
aut = spot.automaton("""HOA: v1
|
|
States: 17
|
|
Start: 0
|
|
AP: 6 "u02alarm29control02alarm29control"
|
|
"u02alarm29control0f1d2alarm29turn2off1b"
|
|
"u02alarm29control0f1d2alarm29turn2on1b" "p0p0off02alarm29intent"
|
|
"p0p0on02alarm29intent" "p0b02alarm29alarm"
|
|
acc-name: all
|
|
Acceptance: 0 t
|
|
properties: trans-labels explicit-labels state-acc deterministic
|
|
--BODY--
|
|
State: 0
|
|
[!0&!1&2&!3&!4 | !0&!1&2&3&4 | !0&1&!2&!3&!4 | !0&1&!2&3&4 | 0&!1&!2&!3&!4
|
|
| 0&!1&!2&3&4] 1
|
|
[!0&!1&2&!3&4&!5 | !0&!1&2&3&!4&5] 2
|
|
[!0&!1&2&!3&4&5 | !0&!1&2&3&!4&!5] 3
|
|
State: 1
|
|
[!0&!1&2 | !0&1&!2 | 0&!1&!2] 1
|
|
State: 2
|
|
[!0&!1&2&!3&!4 | !0&!1&2&3&4 | !0&1&!2&!3&!4 | !0&1&!2&3&4 | 0&!1&!2&!3&!4
|
|
| 0&!1&!2&3&4] 4
|
|
[!0&!1&2&!3&4&!5] 5
|
|
[!0&!1&2&3&!4&!5] 6
|
|
[!0&!1&2&!3&4&5] 7
|
|
[!0&1&!2&3&!4&5] 8
|
|
State: 3
|
|
[!0&!1&2&3&!4&5] 2
|
|
[!0&!1&2&!3&!4 | !0&!1&2&3&4 | !0&1&!2&!3&!4 | !0&1&!2&3&4 | 0&!1&!2&!3&!4
|
|
| 0&!1&!2&3&4] 4
|
|
[!0&!1&2&!3&4&!5] 5
|
|
[!0&!1&2&3&!4&!5] 6
|
|
[!0&!1&2&!3&4&5] 7
|
|
State: 4
|
|
[!0&!1&2&!3&!4 | !0&!1&2&3&4 | !0&!1&2&!4&5 | !0&1&!2&!3&!4 | !0&1&!2&3&4
|
|
| !0&1&!2&!4&5 | 0&!1&!2&!3&!4 | 0&!1&!2&3&4 | 0&!1&!2&!4&5] 4
|
|
[!0&!1&2&!3&4 | !0&1&!2&!3&4 | 0&!1&!2&!3&4] 9
|
|
[!0&!1&2&3&!4&!5 | !0&1&!2&3&!4&!5 | 0&!1&!2&3&!4&!5] 10
|
|
State: 5
|
|
[!0&!1&2&!3&!4 | !0&1&!2&!3&!4 | 0&!1&!2&!3&!4] 4
|
|
[!0&!1&2&!3&4] 5
|
|
[!0&!1&2&3&4 | !0&1&!2&3&4 | 0&!1&!2&3&4] 9
|
|
[!0&!1&2&3&!4] 11
|
|
State: 6
|
|
[!0&!1&2&!3&!4 | !0&!1&2&3&4&5 | !0&1&!2&!3&!4 | !0&1&!2&3&4&5 | 0&!1&!2&!3&!4
|
|
| 0&!1&!2&3&4&5] 4
|
|
[!0&!1&2&!3&4] 5
|
|
[!0&!1&2&3&!4&!5] 6
|
|
[!0&!1&2&3&!4&5] 11
|
|
[!0&!1&2&3&4&!5 | !0&1&!2&3&4&!5 | 0&!1&!2&3&4&!5] 10
|
|
State: 7
|
|
[!0&!1&2&3&!4&5] 2
|
|
[!0&!1&2&!3&!4 | !0&1&!2&!3&!4 | 0&!1&!2&!3&!4] 4
|
|
[!0&!1&2&!3&4&!5] 5
|
|
[!0&!1&2&!3&4&5] 7
|
|
[!0&!1&2&3&4&!5 | !0&1&!2&3&4&!5 | 0&!1&!2&3&4&!5] 9
|
|
[!0&!1&2&3&!4&!5] 11
|
|
[!0&!1&2&3&4&5 | !0&1&!2&3&4&5 | 0&!1&!2&3&4&5] 12
|
|
State: 8
|
|
[!0&!1&2&!3&!4 | !0&!1&2&3&4 | !0&1&!2&!3&!4 | !0&1&!2&3&4 | 0&!1&!2&!3&!4
|
|
| 0&!1&!2&3&4] 4
|
|
[!0&!1&2&3&!4&5] 11
|
|
[!0&!1&2&!3&4&5] 13
|
|
[!0&!1&2&!3&4&!5] 14
|
|
[!0&1&!2&3&!4&!5] 15
|
|
State: 9
|
|
[!0&!1&2&!4 | !0&1&!2&!4 | 0&!1&!2&!4] 4
|
|
[!0&!1&2&4 | !0&1&!2&4 | 0&!1&!2&4] 9
|
|
State: 10
|
|
[!0&!1&2&!3&!4 | !0&!1&2&3&5 | !0&1&!2&!3&!4 | !0&1&!2&3&5 | 0&!1&!2&!3&!4
|
|
| 0&!1&!2&3&5] 4
|
|
[!0&!1&2&!3&4 | !0&1&!2&!3&4 | 0&!1&!2&!3&4] 9
|
|
[!0&!1&2&3&!5 | !0&1&!2&3&!5 | 0&!1&!2&3&!5] 10
|
|
State: 11
|
|
[!0&!1&2&!3&!4 | !0&!1&2&3&4 | !0&1&!2&!3&!4 | !0&1&!2&3&4 | 0&!1&!2&!3&!4
|
|
| 0&!1&!2&3&4] 4
|
|
[!0&!1&2&!3&4] 5
|
|
[!0&!1&2&3&!4&!5] 6
|
|
[!0&!1&2&3&!4&5] 11
|
|
State: 12
|
|
[!0&!1&2&!4 | !0&1&!2&!4 | 0&!1&!2&!4] 4
|
|
[!0&!1&2&4&!5 | !0&1&!2&4&!5 | 0&!1&!2&4&!5] 9
|
|
[!0&!1&2&4&5 | !0&1&!2&4&5 | 0&!1&!2&4&5] 12
|
|
State: 13
|
|
[!0&!1&2&!3&!4 | !0&1&!2&!3&!4 | 0&!1&!2&!3&!4] 4
|
|
[!0&!1&2&!3&4&!5] 5
|
|
[!0&!1&2&3&4&!5 | !0&1&!2&3&4&!5 | 0&!1&!2&3&4&!5] 9
|
|
[!0&!1&2&3&!4] 11
|
|
[!0&!1&2&3&4&5 | !0&1&!2&3&4&5 | 0&!1&!2&3&4&5] 12
|
|
[!0&!1&2&!3&4&5] 13
|
|
State: 14
|
|
[!0&!1&2&3&!4&5] 2
|
|
[!0&!1&2&!3&!4 | !0&1&!2&!3&!4 | 0&!1&!2&!3&!4] 4
|
|
[!0&!1&2&!3&4&!5] 5
|
|
[!0&!1&2&!3&4&5] 7
|
|
[!0&!1&2&3&4 | !0&1&!2&3&4 | 0&!1&!2&3&4] 9
|
|
[!0&!1&2&3&!4&!5] 11
|
|
State: 15
|
|
[!0&!1&2&!3&!4 | !0&!1&2&3&4&5 | !0&1&!2&!3&!4 | !0&1&!2&3&4&5 | 0&!1&!2&!3&!4
|
|
| 0&!1&!2&3&4&5] 4
|
|
[!0&!1&2&!3&4&5] 5
|
|
[!0&!1&2&3&!4&5] 11
|
|
[!0&!1&2&!3&4&!5] 14
|
|
[!0&1&!2&3&!4&!5] 15
|
|
[!0&!1&2&3&4&!5 | !0&1&!2&3&4&!5 | 0&!1&!2&3&4&!5] 16
|
|
State: 16
|
|
[!0&!1&2&!3&!4 | !0&!1&2&3&5 | !0&1&!2&!3&!4 | !0&1&!2&3&5 | 0&!1&!2&!3&!4
|
|
| 0&!1&!2&3&5] 4
|
|
[!0&!1&2&!3&4 | !0&1&!2&!3&4 | 0&!1&!2&!3&4] 9
|
|
[!0&!1&2&3&!5 | !0&1&!2&3&!5 | 0&!1&!2&3&!5] 16
|
|
--END--""")
|
|
|
|
# Build an equivalent deterministic monitor
|
|
# ;
|
|
# ;
|
|
#
|
|
spot.set_synthesis_outputs(aut,
|
|
buddy.bdd_ithvar(
|
|
aut.register_ap("u02alarm29control02alarm29control"))\
|
|
& buddy.bdd_ithvar(
|
|
aut.register_ap("u02alarm29control0f1d2alarm29turn2on1b"))\
|
|
& buddy.bdd_ithvar(
|
|
aut.register_ap("u02alarm29control0f1d2alarm29turn2off1b")))
|
|
min_equiv = spot.reduce_mealy(aut, False)
|
|
tc.assertEqual(min_equiv.num_states(), 6)
|
|
tc.assertTrue(spot.are_equivalent(min_equiv, aut))
|
|
|
|
# Build an automaton that recognizes a subset of the language of the original
|
|
# automaton
|
|
min_sub = spot.reduce_mealy(aut, True)
|
|
tc.assertEqual(min_sub.num_states(), 5)
|
|
prod = spot.product(spot.complement(aut), min_sub)
|
|
tc.assertTrue(spot.generic_emptiness_check(prod))
|
|
|
|
aut = spot.automaton("""
|
|
HOA: v1
|
|
States: 4
|
|
Start: 0
|
|
AP: 2 "a" "b"
|
|
acc-name: all
|
|
Acceptance: 0 t
|
|
properties: trans-labels explicit-labels state-acc deterministic
|
|
--BODY--
|
|
State: 0
|
|
[!0&!1] 1
|
|
[!0&1] 2
|
|
[0] 3
|
|
State: 1
|
|
[0] 1
|
|
State: 2
|
|
[1] 2
|
|
State: 3
|
|
[0&1] 3
|
|
--END--
|
|
""")
|
|
|
|
spot.set_synthesis_outputs(aut, buddy.bdd_ithvar(aut.register_ap("b")))
|
|
|
|
exp = """HOA: v1
|
|
States: 1
|
|
Start: 0
|
|
AP: 2 "a" "b"
|
|
acc-name: all
|
|
Acceptance: 0 t
|
|
properties: trans-labels explicit-labels state-acc deterministic
|
|
controllable-AP: 1
|
|
--BODY--
|
|
State: 0
|
|
[0&1] 0
|
|
--END--"""
|
|
|
|
# An example that shows that we should not build a tree when we use inclusion.
|
|
res = spot.reduce_mealy(aut, True)
|
|
tc.assertEqual(res.to_str(), exp)
|
|
|
|
aut = spot.automaton("""
|
|
HOA: v1
|
|
States: 4
|
|
Start: 0
|
|
AP: 2 "a" "b"
|
|
acc-name: all
|
|
Acceptance: 0 t
|
|
properties: trans-labels explicit-labels state-acc
|
|
--BODY--
|
|
State: 0
|
|
[!0&!1] 1
|
|
[!0&1] 2
|
|
[0&!1] 3
|
|
State: 1
|
|
[0] 1
|
|
State: 2
|
|
[1] 2
|
|
State: 3
|
|
[0&1] 3
|
|
--END--
|
|
""")
|
|
|
|
spot.set_synthesis_outputs(aut, buddy.bdd_ithvar(aut.register_ap("b")))
|
|
|
|
exp = """HOA: v1
|
|
States: 2
|
|
Start: 0
|
|
AP: 2 "a" "b"
|
|
acc-name: all
|
|
Acceptance: 0 t
|
|
properties: trans-labels explicit-labels state-acc deterministic
|
|
controllable-AP: 1
|
|
--BODY--
|
|
State: 0
|
|
[!0&!1] 1
|
|
[!0&1] 1
|
|
[0&!1] 1
|
|
State: 1
|
|
[0&1] 1
|
|
--END--"""
|
|
|
|
res = spot.reduce_mealy(aut, True)
|
|
tc.assertEqual(res.to_str(), exp)
|
|
|
|
exp = """digraph "" {
|
|
rankdir=LR
|
|
node [shape="circle"]
|
|
I [label="", style=invis, width=0]
|
|
I -> 0
|
|
0 [label="0"]
|
|
0 -> 1 [label=""]
|
|
0 -> 1 [label=""]
|
|
0 -> 1 [label=""]
|
|
1 [label="1"]
|
|
1 -> 1 [label=""]
|
|
}
|
|
"""
|
|
tc.assertEqual(res.to_str("dot", "g"), exp)
|