spot/src/ltltest/parseerr.test
Alexandre Duret-Lutz d71ceb3b04 Fix column in LTL error messages, it was off by one.
* src/ltlparse/fmterror.cc (format_parse_errors): Count columns
starting at 1.  Older Bison used to start at 0 but changed to
match the GNU Coding Standards.
* src/ltltest/parseerr.test: Add a test case.
2010-03-10 15:17:05 +01:00

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#! /bin/sh
# Copyright (C) 2009, 2010 Laboratoire de Recherche et Développement
# de l'Epita (LRDE).
# Copyright (C) 2003, 2004 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 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.
# Check error recovery in parsing. This also checks how the
# resulting tree looks like.
. ./defs || exit 1
check()
{
set +x; run 1 ../ltl2text "$1" >stdout 2>stderr; set -x
if test -n "$2"; then
echo "$2" >expect
else
: >expect
fi
if cmp stdout expect; then
:
else
echo "'$1' parsed as"
cat stdout
echo "instead of"
cat expect
exit 1
fi
if test -n "$3"; then
echo "$3" >expect
if cmp stderr expect; then
:
else
echo "==== Error output was ===="
cat stderr
echo "==== instead of ===="
cat expect
exit 1
fi
fi
}
# Empty or unparsable strings
check '' ''
check '+' ''
check '/2/3/4/5 a + b /6/7/8/' ''
# leading and trailing garbage are skipped
run 0 ../equals -E 'a U b c' 'a U b'
run 0 ../equals -E 'a &&& b' '0 && b'
# (check multop merging while we are at it)
run 0 ../equals -E 'a & b & c & d e' 'a & b & c & d'
run 0 ../equals -E 'a & (b | c) & d should work' 'a & (b | c) & d'
# Binop recovery
run 0 ../equals -E 'a U' 0
run 0 ../equals -E 'a U b V c R' 0
# Recovery inside parentheses
run 0 ../equals -E 'a U (b c) U e R (f g <=> h)' 'a U (0) U e R (0)'
run 0 ../equals -E 'a U ((c) U e) R (<=> f g)' 'a U ((c) U e) R (0)'
# Missing parentheses
run 0 ../equals -E 'a & (a + b' 'a & (a + b)'
run 0 ../equals -E 'a & (a + b c' 'a & (0)'
run 0 ../equals -E 'a & (+' 'a & (0)'
run 0 ../equals -E 'a & (' 'a & (0)'
check 'a - b' 'AP(a)' '>>> a - b
^
syntax error, unexpected $undefined
>>> a - b
^^^
ignoring trailing garbage
'