def test(self, f):
self.case += 1
self.tested += 1
print("CASE %d: %s" % (self.case, f.toString()))
cnf = CnfClause()
try:
start = now()
cnf = f.toCnf()
duration = now() - start
except KeyboardInterrupt:
raise KeyboardInterrupt()
except:
printException()
if stopOnError:
raise FailedTestException()
return
deg = self.formulaDeg(f)
size = self.cnfSize(cnf)
print('CNF: time: %12.9f f.deg: %3d cnf.size: %3d' %
(duration, deg, size))
if not isinstance(cnf, Cnf):
print('FAILED: not a Cnf: %s' % type(cnf))
print()
return
start = now()
equiSatisfiable = self.satisfiableFormula(f) == self.satisfiableCnf(
cnf)
equivalent = self.formulaVars(f).issubset(self.cnfVars(cnf)) and \
all(self.formulaEval(f, i) == self.cnfEval(cnf, i) for i in self.interpretations(self.cnfVars(cnf)))
duration = now() - start
if equivalent:
self.equiv += 1
self.size += size
self.time += duration
if equiSatisfiable:
self.passed += 1
print('PASSED: testTime: %12.9f equiSatisfiable %s' %
(duration, 'equivalent' if equivalent else ''))
else:
if len(cnf) < 20:
print('FAILED: \n-----CNF-----\n%s%s' %
(cnf.toString(), '-' * 13))
else:
print('FAILED: \n-----CNF-----\n%s...\n%s' %
(Cnf(cnf[:20]).toString(), '-' * 13))
if stopOnError:
raise FailedTestException()
print()
}, True),
({
'a': False
}, False),
])
t.testCnf(CnfLit.Not('a'), '-a', [
({
'a': True
}, False),
({
'a': False
}, True),
])
t.testCnf(CnfClause([CnfLit('a'), CnfLit('a')]), 'a a', [
({
'a': True
}, True),
({
'a': False
}, False),
])
t.testCnf(CnfClause([CnfLit('a'), CnfLit.Not('a')]), 'a -a', [
({
'a': True
}, True),
({
'a': False
}, True),