def test_smtlib_multi_msat(self):
from pysmt.test.smtlib.parser_utils import SMTLIB_TEST_FILES, SMTLIB_DIR
# On some platforms (Windows x64) the internal pickling process requires
# quite a lot of recursion...
old_recursion_limit = sys.getrecursionlimit()
sys.setrecursionlimit(999999)
for (logic, f, expected_result) in SMTLIB_TEST_FILES:
smtfile = os.path.join(SMTLIB_DIR, f)
if logic <= QF_UFLIRA:
env = reset_env()
formula = get_formula_fname(smtfile, env)
# Simplifying the formula to reduce its depth to avoid errors on some
# platforms until issue #455 for details.
formula = formula.simplify()
with Portfolio([("msat", {"random_seed": 1}),
("msat", {"random_seed": 17}),
("msat", {"random_seed": 42})],
logic=logic,
environment=env,
incremental=False,
generate_models=False) as s:
res = s.is_sat(formula)
self.assertEqual(expected_result, res, smtfile)
#reset recursion limit
sys.setrecursionlimit(old_recursion_limit)
def test_smtlib_multi_msat(self):
from pysmt.test.smtlib.parser_utils import SMTLIB_TEST_FILES, SMTLIB_DIR
# On some platforms (Windows x64) the internal pickling process requires
# quite a lot of recursion...
old_recursion_limit = sys.getrecursionlimit()
sys.setrecursionlimit(999999)
for (logic, f, expected_result) in SMTLIB_TEST_FILES:
smtfile = os.path.join(SMTLIB_DIR, f)
if logic <= QF_UFLIRA:
env = reset_env()
formula = get_formula_fname(smtfile, env)
# Simplifying the formula to reduce its depth to avoid errors on some
# platforms until issue #455 for details.
formula = formula.simplify()
with Portfolio([("msat", {
"random_seed": 1
}), ("msat", {
"random_seed": 17
}), ("msat", {
"random_seed": 42
})],
logic=logic,
environment=env,
incremental=False,
generate_models=False) as s:
res = s.is_sat(formula)
self.assertEqual(expected_result, res, smtfile)
#reset recursion limit
sys.setrecursionlimit(old_recursion_limit)
def run_smtlib(self, smtfile, logic, expected_result):
env = reset_env()
formula = get_formula_fname(smtfile, env)
with Portfolio(["cvc4", "msat", "yices"],
logic=logic,
environment=env,
incremental=False,
generate_models=False) as s:
res = s.is_sat(formula)
self.assertEqual(expected_result, res, smtfile)
def run_smtlib(self, smtfile, logic, expected_result):
env = reset_env()
formula = get_formula_fname(smtfile, env)
with Portfolio(["cvc4", "msat", "yices"],
logic=logic,
environment=env,
incremental=False,
generate_models=False) as s:
res = s.is_sat(formula)
self.assertEqual(expected_result, res, smtfile)
def formulas_from_smtlib_test_set(logics=None):
"""Returns a generator over the test-set of SMT-LIB files.
Note: This resets the Environment at each call.
"""
for (logic, fname, expected_result) in SMTLIB_TEST_FILES:
if logics is not None and logic not in logics:
continue
reset_env()
smtfile = os.path.join(SMTLIB_DIR, fname)
formula = get_formula_fname(smtfile)
yield (logic, fname, formula, expected_result)
def formulas_from_smtlib_test_set(logics=None):
"""Returns a generator over the test-set of SMT-LIB files.
Note: This resets the Environment at each call.
"""
for (logic, fname, expected_result) in SMTLIB_TEST_FILES:
if logics is not None and logic not in logics:
continue
reset_env()
smtfile = os.path.join(SMTLIB_DIR, fname)
formula = get_formula_fname(smtfile)
yield (logic, fname, formula, expected_result)
def _smtlib_cnf(self, filename, logic, res_is_sat):
reset_env()
conv = CNFizer()
smtfile = os.path.join(SMTLIB_DIR, filename)
assert os.path.exists(smtfile)
expr = get_formula_fname(smtfile)
if not logic.quantifier_free:
with self.assertRaises(NotImplementedError):
conv.convert_as_formula(expr)
return
cnf = conv.convert_as_formula(expr)
self.assertValid(Implies(cnf, expr), logic=logic)
res = is_sat(cnf, logic=logic)
self.assertEqual(res, res_is_sat)
def _smtlib_cnf(self, filename, logic, res_is_sat):
reset_env()
conv = CNFizer()
smtfile = os.path.join(SMTLIB_DIR, filename)
assert os.path.exists(smtfile)
expr = get_formula_fname(smtfile)
if not logic.quantifier_free:
with self.assertRaises(NotImplementedError):
conv.convert_as_formula(expr)
return
cnf = conv.convert_as_formula(expr)
self.assertValid(Implies(cnf, expr), logic=logic)
res = is_sat(cnf, logic=logic)
self.assertEqual(res, res_is_sat)
def test_smtlib_multi_msat(self):
from pysmt.test.smtlib.parser_utils import SMTLIB_TEST_FILES, SMTLIB_DIR
for (logic, f, expected_result) in SMTLIB_TEST_FILES:
smtfile = os.path.join(SMTLIB_DIR, f)
if logic <= QF_UFLIRA:
env = reset_env()
formula = get_formula_fname(smtfile, env)
with Portfolio([("msat", {"random_seed": 1}),
("msat", {"random_seed": 17}),
("msat", {"random_seed": 42})],
logic=logic,
environment=env,
incremental=False,
generate_models=False) as s:
res = s.is_sat(formula)
result = "sat" if res else "unsat"
self.assertEqual(expected_result, result, smtfile)
def test_smtlib_multi_msat(self):
from pysmt.test.smtlib.parser_utils import SMTLIB_TEST_FILES, SMTLIB_DIR
for (logic, f, expected_result) in SMTLIB_TEST_FILES:
smtfile = os.path.join(SMTLIB_DIR, f)
if logic <= QF_UFLIRA:
env = reset_env()
formula = get_formula_fname(smtfile, env)
with Portfolio([("msat", {
"random_seed": 1
}), ("msat", {
"random_seed": 17
}), ("msat", {
"random_seed": 42
})],
logic=logic,
environment=env,
incremental=False,
generate_models=False) as s:
res = s.is_sat(formula)
self.assertEqual(expected_result, res, smtfile)
