def do_check(self, arg):
"""
Check an ARCTL specification on the current FSM.
usage: check SPEC
"""
if self.fsm is None:
print("[ERROR] No FSM read. Use read command before.")
elif arg == "":
print("[ERROR] Need a specification.")
else:
try:
spec = parseArctl(arg)[0]
(res, wit) = checkArctl(self.fsm, spec,
explain_witness, explain_countex)
if res:
print("The specification", arg, "is true,",
"witnessed by")
print(xml_representation(self.fsm, wit, spec))
else:
print("The specification", arg, "is false,",
"as shown by")
print(xml_representation(self.fsm, wit, spec))
except PyNuSMVError as e:
print("[ERROR]", e)
except ParseException as e:
print("[ERROR]", e)
def test_full_finite(self):
fsm = self.init_finite_model()
spec = parseArctl("A<'TRUE'>F (~ E<'TRUE'>X 'TRUE')")[0]
(result, expl) = checkArctl(fsm, spec, explain_witness, explain_countex)
self.assertTrue(result)
self.assertIsNotNone(xml_representation(fsm, expl, spec))
print(xml_representation(fsm, expl, spec))
def test_full(self):
fsm = self.init_model()
spec = parseArctl("A<'run = rc1'>["
"E<'TRUE'>G 'c1.c < 3' W "
"A<'TRUE'>X 'c1.c = 0' ]")[0]
(result, expl) = checkArctl(fsm, spec, explain_witness, explain_countex)
self.assertTrue(result)
self.assertIsNotNone(xml_representation(fsm, expl, spec))
print(xml_representation(fsm, expl, spec))
