def validate_deserialized_TFDC(tfdc):
def decode_l_idx(k):
n_vars = tf.cast(tfdc.n_vars, dtype="int32")
if k + 1 > n_vars:
return -(k + 1 - n_vars)
else:
return k + 1
fmla = CNF_of_TFDC(tfdc)
core = CNF()
for i in range(len(tfdc.core_clause_mask)):
if (tfdc.core_clause_mask[i]) == True:
core.append(fmla.clauses[i])
core.to_fp(sys.stdout)
print("")
print("%%%%%%%% FORMULA %%%%%%%%")
print("")
fmla.to_fp(sys.stdout)
with Solver(name="cdl") as S:
S.append_formula(core)
assert S.solve() is False
with Solver(name="cdl") as S:
S.append_formula(fmla)
assert S.solve() is False
# all variables in the core_var_mask are in the core
for i in range(len(tfdc.core_var_mask)):
if tfdc.core_var_mask[i] == True:
var = i + 1
flag = False
for cls in core.clauses:
for lit in cls:
if abs(lit) == var:
flag = True
assert flag
# all variables in the core are in the core_var_mask
for cls in core.clauses:
for lit in cls:
l_idx = abs(lit) - 1
assert tfdc.core_var_mask[l_idx] == True
print("ok")
def test_simplify_CNF():
clauses = [[1, 2], [4, 5], [-1, 2, 3]]
fmla = CNF(from_clauses=clauses)
simplify_CNF(fmla, [1, 4]).to_fp(sys.stdout)
fmla.to_fp(sys.stdout)
