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ltlcross: show cross-comparison checks counterexamples

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Part of #38.

* bin/ltlcross.cc: Implement it.
* NEWS: Mention it.
* doc/org/ltlcross.org: Adjust example.
* tests/core/ltlcrossce2.test: New test case.
This commit is contained in:
Alexandre Duret-Lutz 2016-07-29 11:49:43 +02:00
parent f6c7ed54c7
commit 59efe470ca
4 changed files with 56 additions and 5 deletions
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38
tests/core/ltlcrossce2.test
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@ -1,6 +1,6 @@
#!/bin/sh
# -*- coding: utf-8 -*-
# Copyright (C) 2015 Laboratoire de Recherche et
# Copyright (C) 2015, 2016 Laboratoire de Recherche et
# Développement de l'Epita (LRDE).
#
# This file is part of Spot, a model checking library.
@ -70,3 +70,39 @@ grep 'error: P1\*N1 is nonempty' errors
grep 'error: Comp..1.\*Comp..1. is nonempty' errors
test `grep cycle errors | wc -l` = 3
test `grep '^error:' errors | wc -l` = 4
cat >fake <<\EOF
#!/bin/sh
case $1 in
"G((p0) & (X(F((p1) & (X(F((p2) & (X(F(p3))))))))))")
# genltl --eh=9 | ltldo modella -Hl | fmt
cat <<\END
HOA: v1 States: 1 Start: 0 AP: 0 acc-name: Buchi Acceptance: 1 Inf(0)
properties: trans-labels explicit-labels state-acc deterministic --BODY--
State: 0 --END--
END
;;
"!(G((p0) & (X(F((p1) & (X(F((p2) & (X(F(p3)))))))))))")
# genltl --neg --eh=9 | ltldo modella -Hl | fmt
cat <<\END
HOA: v1 States: 10 Start: 0 AP: 4 "p0" "p1" "p2" "p3" acc-name: Buchi
Acceptance: 1 Inf(0) properties: trans-labels explicit-labels state-acc
--BODY-- State: 0 [!0] 1 [0] 2 [0] 3 State: 1 [t] 4 State: 2 [!0] 1 [0]
2 [0] 3 State: 3 [!1] 5 [1] 6 State: 4 {0} [t] 4 State: 5 {0} [!1] 5 [1]
6 State: 6 [!2] 7 [2] 8 State: 7 {0} [!2] 7 [2] 8 State: 8 [!3] 9 State:
9 {0} [!3] 9 --END--
END
;;
esac
EOF
chmod +x fake
genltl --eh=9 | ltlcross 'ltl2tgba' './fake %f >%O' 2>errors && exit 1
cat errors
grep 'error: P0\*Comp(P1) is nonempty' errors
grep 'error: {P0} disagree with {P1}' errors
grep 'P0 accepts' errors
test `grep cycle errors | wc -l` = 2
test `grep '^error:' errors | wc -l` = 3