spot/src/tgbatest/neverclaimread.test
Alexandre Duret-Lutz cb068599dc ltl2tgba: Set assume_sba for automata read from a neverclaim.
This cause double-circles for accepting states in dot output.

* src/tgbatest/ltl2tgba.cc: Set assume_sba for automata read from
neverclaims.  Reset assume_sba after scc_filter and simulation.
* src/tgbatest/neverclaimread.test: Expect a double circle.
2012-05-20 21:00:40 +02:00

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#!/bin/sh
# -*- coding: utf-8 -*-
# Copyright (C) 2010, 2011, 2012 Laboratoire de Recherche et
# Développement de l'Epita (LRDE).
#
# 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 2 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 Spot; see the file COPYING. If not, write to the Free
# Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
# 02111-1307, USA.
. ./defs
set -e
cat >input <<EOF
never {
T2_init:
if
:: (1) -> goto T2_init
:: (p1 && p0) -> goto T1
fi;
T1:
if
:: (p1 && (! p0)) -> goto accept_all
:: !(p1) -> goto T1
:: ! (p1) -> goto T2_init
fi;
accept_all:
skip
}
EOF
run 0 ../ltl2tgba -XN input > stdout
cat >expected <<EOF
digraph G {
0 [label="", style=invis, height=0]
0 -> 1
1 [label="T2_init"]
1 -> 1 [label="1\n"]
1 -> 2 [label="p0 & p1\n"]
2 [label="T1"]
2 -> 3 [label="p1 & !p0\n"]
2 -> 2 [label="!p1\n"]
2 -> 1 [label="!p1\n"]
3 [label="accept_all", peripheries=2]
3 -> 3 [label="1\n{Acc[1]}"]
}
EOF
# Sort out some possible inversions in the output.
# (The order is not guaranteed by SPOT.)
sed -e 's/!p0 & p1/p1 \& !p0/g' -e 's/p1 & p0/p0 \& p1/g' stdout \
> tmp_ && mv tmp_ stdout
diff stdout expected
rm input stdout expected
# Test broken guards in input
cat >input <<EOF
never {
T2_init:
if
:: (1) -> goto T2_init
:: (p1 && ) -> goto T1
fi;
T1:
if
:: (p1 && ! p0)) -> goto accept_all
:: (p1) -> goto T1
fi;
accept_all:
skip
}
EOF
run 2 ../ltl2tgba -XN input > stdout 2>stderr
cat >expected <<EOF
input:5.11: syntax error, unexpected closing parenthesis
input:5.8-9: missing right operand for "and operator"
input:9.16: syntax error, unexpected closing parenthesis
input:9.16: ignoring trailing garbage
EOF
grep input: stderr >> stderrfilt
diff stderrfilt expected
cat >formulae<<EOF
a
<>[] a
X false
([] a) U X b
(a U b) U (c U d)
true
([]a && XXXX!a)
EOF
while read f
do
run 0 ../ltl2tgba -b -f "!($f)" > f.tgba
if test -n "$SPIN"; then
$SPIN -f "$f" > f.spin
run 0 ../ltl2tgba -E -Pf.tgba -XN f.spin
fi
if test -n "$LTL2BA"; then
$LTL2BA -f "$f" > f.ltl2ba
run 0 ../ltl2tgba -E -Pf.tgba -XN f.ltl2ba
fi
run 0 ../ltl2tgba -DS -NN -f "$f" > f.spot
# Make sure there is no `!x' occurring in the
# output. Because `x' is usually #define'd, we
# should use `!(x)' in guards.
grep '![^(].*->' f.spot && exit 1
run 0 ../ltl2tgba -E -Pf.tgba -XN f.spot
done <formulae