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autfilt: fix -u

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Fixes #399.

* bin/autfilt.cc: Fix it.
* tests/core/isomorph.test: Add test case.
* NEWS: Mention the issue.
This commit is contained in:
Alexandre Duret-Lutz 2020-03-11 23:05:15 +01:00
parent c3d7e942d3
commit 124de77925
3 changed files with 37 additions and 7 deletions
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8
tests/core/isomorph.test
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@ -1,6 +1,6 @@
#!/bin/sh
# -*- coding: utf-8 -*-
# Copyright (C) 2014, 2015 Laboratoire de Recherche et Développement de
# Copyright (C) 2014, 2015, 2020 Laboratoire de Recherche et Développement de
# l'Epita (LRDE).
#
# This file is part of Spot, a model checking library.
@ -109,3 +109,9 @@ run 0 autfilt aut3 --are-isomorphic aut4
run 0 autfilt -u aut1 aut2 aut2 aut3 -c >out
test 2 = "`cat out`"
ltl2tgba -D -G GFa > aut1
ltl2tgba -D -G FGa > aut2
test 0 = `autfilt -c --are-isomorphic aut1 aut2`
test 2 = `ltl2tgba -D -G 'GFa' 'FG!a' | autfilt -u -c`
test 1 = `ltl2tgba -D -G 'GFa' 'GFa' | autfilt -u -c`