#!/bin/sh
# -*- coding: utf-8 -*-
# Copyright (C) 2014, 2015 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 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

randltl=randltl

run 0 $randltl -S -n 20 a b c --tree-size=10 \
    --sere-priorities=and=0,andNLM=0 \
    --boolean-priorities=equiv=0,implies=0,xor=0,and=0,not=0 \
    --dump-priorities > stdout

cat >expected <<EOF
Use --sere-priorities to set the following SERE priorities:
eword	1
boolform	1
star	1
star_b	1
fstar	1
fstar_b	1
and	0
andNLM	0
or	1
concat	1
fusion	1
Use --boolean-priorities to set the following Boolean formula priorities:
ap	3
false	1
true	1
not	0
equiv	0
implies	0
xor	0
and	0
or	1
EOF
diff stdout expected


sere='eword=0,and=0,andNLM=0,fusion=0,star=0,star_b=0'
sere="$sere,or=0,concat=0,fstar=0,fstar_b=0"

run 0 $randltl -S -n 10000 a b c --tree-size=10..20 \
   --sere-p=$sere \
   --boolean-p=equiv=0,implies=0,xor=0,and=0,not=0,false=0,true=0,or=0 \
   --dump-pr > stdout

cat >expected <<EOF
Use --sere-priorities to set the following SERE priorities:
eword	0
boolform	1
star	0
star_b	0
fstar	0
fstar_b	0
and	0
andNLM	0
or	0
concat	0
fusion	0
Use --boolean-priorities to set the following Boolean formula priorities:
ap	3
false	0
true	0
not	0
equiv	0
implies	0
xor	0
and	0
or	0
EOF
diff stdout expected



# Disabling all operators will prevent more formulas to be generated.
$randltl -S -n 10000 a b c --tree-size=10..20 \
 --sere-p=$sere \
 --boolean-p=equiv=0,implies=0,xor=0,and=0,not=0,false=0,true=0,or=0 > out &&
  exit 1
sort out > out2
cat >expected <<EOF
a
b
c
EOF

diff expected out2


# atomic proposition can be implicitly specified using a number
$randltl -n 1000 3 --tree-size=10..20 > out
grep -q p0 out
grep -q p1 out
grep -q p2 out
grep p3 out && exit 1


# We should be able to generate exactly two formulas with 0 atomic
# propositions.
run 0 $randltl -n2 0 | sort > out
cat >expected <<EOF
0
1
EOF
diff out expected

# requesting more formulas should fail
run 2 $randltl -n3 0

# If more numbers are given, there are interpreted as atomic propositions
run 0 $randltl -n1000 0 1 > out
grep -q '"0"' out
grep -q '"1"' out


run 0 $randltl -n5 2 -o test-all.ltl
run 0 $randltl -n5 2 -o test-%L.ltl
cat test-1.ltl test-2.ltl test-3.ltl test-4.ltl test-5.ltl > test-cmp.ltl
diff test-cmp.ltl test-all.ltl


$randltl 2 --ltl-prio=X 2>stderr && exit 1
grep 'failed to parse LTL priorities near X' stderr