5bfd0267e7
Fixes #105. * src/bin/common_trans.cc (quote_shell_string): Move ... * src/misc/escape.cc, src/misc/escape.hh (quote_shell_string): ... here. * wrap/python/spot_impl.i: Wrap escape.hh. * wrap/python/spot.py: Implement formula.__format__. * wrap/python/tests/ltlsimple.py: Test it. * NEWS, doc/org/tut01.org, wrap/python/tests/formulas.ipynb: Document it.
118 lines
3.4 KiB
Python
Executable file
118 lines
3.4 KiB
Python
Executable file
# -*- mode: python; coding: utf-8 -*-
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# Copyright (C) 2009, 2010, 2012, 2015 Laboratoire de Recherche et Développement
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# de l'Epita (LRDE).
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# Copyright (C) 2003, 2004 Laboratoire d'Informatique de Paris 6 (LIP6),
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# département Systemes Répartis Coopératifs (SRC), Université Pierre
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# et Marie Curie.
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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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import spot
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import sys
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#----------------------------------------------------------------------
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a = spot.formula.ap('a')
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b = spot.formula.ap('b')
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c = spot.formula.ap('c')
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c2 = spot.formula.ap('c')
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assert c == c2
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op = spot.formula.And([a, b])
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op2 = spot.formula.And([op, c])
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op3 = spot.formula.And([a, c, b])
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assert op2 == op3
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# The symbol for a subformula which hasn't been cloned is better
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# suppressed, so we don't attempt to reuse it elsewhere.
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del op, c
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sys.stdout.write('op2 = %s\n' % str(op2))
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del a, b, c2
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sys.stdout.write('op3 = %s\n' % str(op3))
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assert op2 == op3
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op4 = spot.formula.Or([op2, op3])
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sys.stdout.write('op4 = %s\n' % str(op4))
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assert op4 == op2
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del op2, op3, op4
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#----------------------------------------------------------------------
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a = spot.formula.ap('a')
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b = spot.formula.ap('b')
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c = spot.formula.ap('c')
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T = spot.formula.tt()
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F = spot.formula.ff()
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f1 = spot.formula.Equiv(c, a)
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f2 = spot.formula.Implies(a, b)
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f3 = spot.formula.Xor(b, c)
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f4 = spot.formula.Not(f3); del f3
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f5 = spot.formula.Xor(F, c)
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del a, b, c, T, F, f1, f2, f4, f5
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assert spot.fnode_instances_check()
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#----------------------------------------------------------------------
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assert str([x for x in spot.formula('a &b & c')]) == '[a, b, c]'
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def switch_g_f(x):
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if x._is(spot.op_G):
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return spot.formula.F(switch_g_f(x[0]))
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if x._is(spot.op_F):
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return spot.formula.G(switch_g_f(x[0]))
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return x.map(switch_g_f)
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f = spot.formula('GFa & XFGb & Fc & G(a | b | Fd)')
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assert str(switch_g_f(f)) == 'FGa & XGFb & Gc & F(a | b | Gd)'
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x = 0
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def count_g(f):
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global x
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if f._is(spot.op_G):
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x += 1
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f.traverse(count_g)
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assert x == 3
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#----------------------------------------------------------------------
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# The example from tut01.org
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formula = spot.formula('a U b U "$strange[0]=name"')
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res = """\
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Default output: {f}
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Spin syntax: {f:s}
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(Spin syntax): {f:sp}
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Default for shell: echo {f:q} | ...
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LBT for shell: echo {f:lq} | ...
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Default for CSV: ...,{f:c},...
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Wring, centered: {f:w:~^50}""".format(f = formula)
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assert res == """\
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Default output: a U (b U "$strange[0]=name")
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Spin syntax: a U (b U ($strange[0]=name))
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(Spin syntax): (a) U ((b) U ($strange[0]=name))
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Default for shell: echo 'a U (b U "$strange[0]=name")' | ...
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LBT for shell: echo 'U "a" U "b" "$strange[0]=name"' | ...
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Default for CSV: ...,"a U (b U ""$strange[0]=name"")",...
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Wring, centered: ~~~~~(a=1) U ((b=1) U ("$strange[0]=name"=1))~~~~~"""
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