3b5fa22a3b
Suggested by František Blahoudek. * bin/ltlcross.cc: Implement the two options. * doc/org/ltlcross.org, NEWS: Document them. * tests/core/complementation.test: Adjust test case. * tests/core/ltlcross3.test, tests/core/unambig.test: More tests.
246 lines
4.3 KiB
Bash
Executable file
246 lines
4.3 KiB
Bash
Executable file
#!/bin/sh
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# -*- coding: utf-8 -*-
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# Copyright (C) 2013, 2015, 2016 Laboratoire de Recherche et
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# Developpement de l'Epita
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#
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# This file is part of Spot, a model checking library.
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#
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# Spot is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# Spot is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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# License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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. ./defs
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set -e
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ltl2tgba=ltl2tgba
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autfilt=autfilt
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for f in 'Ga' \
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'Ga | Gb' \
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'Ga | GFb' \
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'Ga | FGb' \
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'XFGa | GFb | Gc' \
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'(Ga -> Gb) W c' \
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'F(a & !b & (!c W b))' \
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'G({{1;1}*}<>->a)'
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do
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$ltl2tgba -UH "$f" | $autfilt -q --is-unambiguous
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$ltl2tgba -UH "!($f)" | $autfilt -q --is-unambiguous
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$ltl2tgba -UH "$f" | $autfilt --check |
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grep -E 'properties:.* (unambiguous|deterministic)'
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$ltl2tgba -UH "!($f)" | $autfilt --check |
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grep -E 'properties:.* (unambiguous|deterministic)'
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done
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for f in FGa '{[*1..4]}<>-> (p1 & (p1 U p0))'
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do
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$ltl2tgba -H "$f" | $autfilt -qv --is-unambiguous
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$ltl2tgba -UH "$f" | $autfilt -q --is-unambiguous
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done
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# All these should be detected as ambiguous automata
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cat >input<<EOF
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HOA: v1
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States: 1
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Start: 0
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AP: 2 "a" "b"
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Acceptance: 1 Inf(0)
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--BODY--
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State: 0
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[0] 0
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[1] 0
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[0&1] 0 {0}
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--END--
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HOA: v1
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States: 1
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Start: 0
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AP: 2 "a" "b"
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Acceptance: 2 Inf(0) & Inf(1)
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--BODY--
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State: 0
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[0] 0
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[1] 0 {0}
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[0&1] 0 {0 1}
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--END--
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HOA: v1
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States: 2
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Start: 0
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AP: 2 "a" "b"
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Acceptance: 1 Inf(0)
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--BODY--
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State: 0
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[0] 1 {0}
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[1] 1
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State: 1
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[0] 1 {0}
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--END--
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HOA: v1
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States: 2
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Start: 0
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AP: 2 "a" "b"
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Acceptance: 1 Fin(0)
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--BODY--
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State: 0
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[0] 1 {0}
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[1] 1
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State: 1
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[0] 1 {0}
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[!0] 1
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--END--
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HOA: v1
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States: 3
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Start: 0
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AP: 2 "b" "a"
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Acceptance: 4 (Fin(1) & Inf(2)) | (Fin(0) & Inf(3))
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properties: trans-labels explicit-labels trans-acc complete
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--BODY--
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State: 0
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[!0&!1] 1 {1}
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[0&!1] 0 {1 3}
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[!0&1] 1 {2}
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[0&1] 0 {2 3}
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State: 1
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[!0&!1] 2 {1}
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[0&!1] 2 {1 3}
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[!0&1] 1 {2}
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[0&1] 1 {2 3}
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State: 2
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[!0&!1] 2 {1}
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[0&!1] 2 {1 3}
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[!0&1] 2 {1}
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[0&1] 2 {1 3}
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[!0] 0 /* extra transition */
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--END--
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HOA: v1
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States: 3
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Start: 0
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Start: 2 /* extra initial state */
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AP: 2 "b" "a"
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Acceptance: 4 (Fin(1) & Inf(2)) | (Fin(0) & Inf(3))
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properties: trans-labels explicit-labels trans-acc complete
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--BODY--
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State: 0
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[!0&!1] 1 {1}
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[0&!1] 0 {1 3}
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[!0&1] 1 {2}
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[0&1] 0 {2 3}
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State: 1
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[!0&!1] 2 {1}
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[0&!1] 2 {1 3}
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[!0&1] 1 {2}
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[0&1] 1 {2 3}
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State: 2
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[!0&!1] 2 {1}
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[0&!1] 2 {1 3}
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[!0&1] 2 {1}
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[0&1] 2 {1 3}
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--END--
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EOF
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run 1 $autfilt -q --is-unambiguous input
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run 0 $autfilt --check input > output
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test `grep -c unambiguous output` = 0
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# Check 1000 random PSL formulas
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randltl --psl -n 1000 3 | $ltl2tgba -U -H |
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$autfilt -v --is-unamb --stats=%M && exit 1
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cat >input <<EOF
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HOA: v1
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properties: explicit-labels state-acc trans-labels
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States: 3
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Start: 0
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AP: 0
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Acceptance: 1 Inf(0)
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acc-name: Buchi
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name: ""
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tool: "GOAL" ""
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--BODY--
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State: 0
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[t] 2
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[t] 1
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State: 1
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State: 2
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--END--
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HOA: v1
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AP: 0
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States: 3
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Start: 0
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Acceptance: 1 Inf(0)
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properties: explicit-labels state-acc trans-labels unambiguous
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--BODY--
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State: 0
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[t] 2
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[t] 1
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State: 1
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State: 2
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--END--
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EOF
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# Thus should be marked as unambiguous. Report from Joachim Klein.
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ltl2tgba --lbt-input -B -U -x wdba-minimize=0 "U p0 & p1 X ! p0" |
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grep 'properties:.*unambiguous'
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# Make sure we preserve the "unambiguous" property if it is given.
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run 0 $autfilt -H --is-unambiguous input >output
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cat >expected <<EOF
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HOA: v1
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name: ""
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States: 3
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Start: 0
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AP: 0
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acc-name: Buchi
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Acceptance: 1 Inf(0)
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properties: trans-labels explicit-labels state-acc
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--BODY--
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State: 0
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[t] 2
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[t] 1
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State: 1
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State: 2
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--END--
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HOA: v1
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States: 3
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Start: 0
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AP: 0
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acc-name: Buchi
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Acceptance: 1 Inf(0)
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properties: trans-labels explicit-labels state-acc unambiguous
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--BODY--
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State: 0
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[t] 2
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[t] 1
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State: 1
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State: 2
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--END--
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EOF
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diff output expected
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ltlcross --ambiguous --automata 'ltl2tgba -U' ltl2tgba -fFGa -fGFa --csv=out
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cut -d, -f13 out >ltlcross.res
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cat >expected <<EOF
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"ambiguous_aut"
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0
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1
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0
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0
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0
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0
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0
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1
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EOF
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diff expected ltlcross.res
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