#!/bin/sh
# -*- coding: utf-8 -*-
# Copyright (C) by the Spot authors, see the AUTHORS file for details.
#
# 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

genaut --cycle-log-nba=3  > in1.hoa
test 3 -eq `grep -c '{0}' in1.hoa`
autfilt --reduce-acceptance-set in1.hoa > out1.hoa
autfilt --enlarge-acceptance-set in1.hoa > out1l.hoa
autfilt --reduce-acceptance-set out1l.hoa > out1r.hoa
autfilt --enlarge-acceptance-set out1r.hoa > out1rl.hoa
test 1 -eq `grep -c '{0}' out1.hoa`
test 9 -eq `grep -c '{0}' out1l.hoa`
test 1 -eq `grep -c '{0}' out1r.hoa`
diff out1l.hoa out1rl.hoa
autfilt --reduce-acceptance-set -S in1.hoa > out1b.hoa
autfilt --enlarge-acceptance-set -S in1.hoa > out1lb.hoa
autfilt --enlarge-acceptance-set -S out1b.hoa > out1lbb.hoa
test 1 -eq `grep -c '{0}' out1b.hoa`
test 3 -eq `grep -c '{0}' out1lb.hoa`
test 3 -eq `grep -c '{0}' out1lbb.hoa`
diff out1.hoa out1b.hoa
diff out1lb.hoa out1lbb.hoa

cat >in2.hoa <<EOF
HOA: v1
States: 3
Start: 0
AP: 0
acc-name: Buchi
Acceptance: 1 Inf(0)
properties: trans-labels explicit-labels state-acc colored complete
--BODY--
State: 0 {0}
[t] 0
[t] 1
[t] 2
State: 1 {0}
[t] 2
State: 2 {0}
[t] 0
--END--
EOF
autfilt --reduce-acceptance-set in2.hoa > out2.hoa
autfilt --reduce-acceptance-set -S in2.hoa > out2b.hoa
autfilt --enlarge-acceptance-set out2.hoa > out2l.hoa
autfilt --enlarge-acceptance-set -S out2b.hoa > out2bl.hoa

cat >ex2.hoa <<EOF
HOA: v1
States: 3
Start: 0
AP: 0
acc-name: Buchi
Acceptance: 1 Inf(0)
properties: trans-labels explicit-labels trans-acc complete
--BODY--
State: 0
[t] 0 {0}
[t] 1
[t] 2
State: 1
[t] 2
State: 2
[t] 0 {0}
--END--
EOF

cat >ex2b.hoa <<EOF
HOA: v1
States: 3
Start: 0
AP: 0
acc-name: Buchi
Acceptance: 1 Inf(0)
properties: trans-labels explicit-labels state-acc complete
--BODY--
State: 0 {0}
[t] 0
[t] 1
[t] 2
State: 1
[t] 2
State: 2
[t] 0
--END--
EOF

diff out2.hoa ex2.hoa
diff out2b.hoa ex2b.hoa
diff out2l.hoa in2.hoa
diff out2bl.hoa in2.hoa

randaut -n 20 -b -a.7 2 |
  autcross --language-preserved --verbose \
     'autfilt --reduce-acceptance-set' \
     'autfilt --enlarge-acceptance-set' \
     'autfilt --enlarge-acceptance-set --reduce-acceptance-set'