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product: raise an exception if the dict are different

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Fixes #132.

* python/spot.py (translate): Allow changing the dictionary.
* tests/python/prodexpt.py: New file.
* tests/Makefile.am: Add it.
* spot/twa/twaproduct.cc, spot/twaalgos/product.cc: Add them.
* NEWS: Mention the change.
This commit is contained in:
Alexandre Duret-Lutz 2016-01-23 21:24:53 +01:00
parent 78fd7beaaf
commit c4e9083f4e
6 changed files with 55 additions and 6 deletions
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7
spot/twa/twaproduct.cc
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@ -1,6 +1,6 @@
// -*- coding: utf-8 -*-
// Copyright (C) 2009, 2011, 2012, 2014, 2015 Laboratoire de Recherche et
// Développement de l'Epita (LRDE).
// Copyright (C) 2009, 2011, 2012, 2014, 2015, 2016 Laboratoire de
// Recherche et Développement de l'Epita (LRDE).
// Copyright (C) 2003, 2004, 2006 Laboratoire d'Informatique de
// Paris 6 (LIP6), département Systèmes Répartis Coopératifs (SRC),
// Université Pierre et Marie Curie.
@ -283,6 +283,9 @@ namespace spot
: twa(left->get_dict()), left_(left), right_(right),
pool_(sizeof(state_product))
{
if (left->get_dict() != right->get_dict())
throw std::runtime_error("twa_product: left and right automata should "
"share their bdd_dict");
assert(get_dict() == right_->get_dict());
// If one of the side is a Kripke structure, it is easier to deal