pybind11/tests/test_pickling.py
Henry Schreiner c50f90eca6
style: use Black everywhere (#2594)
* style: use Black everywhere

* style: minor touchup from review
2020-10-16 16:38:13 -04:00

48 lines
1.2 KiB
Python

# -*- coding: utf-8 -*-
import pytest
import env # noqa: F401
from pybind11_tests import pickling as m
try:
import cPickle as pickle # Use cPickle on Python 2.7
except ImportError:
import pickle
@pytest.mark.parametrize("cls_name", ["Pickleable", "PickleableNew"])
def test_roundtrip(cls_name):
cls = getattr(m, cls_name)
p = cls("test_value")
p.setExtra1(15)
p.setExtra2(48)
data = pickle.dumps(p, 2) # Must use pickle protocol >= 2
p2 = pickle.loads(data)
assert p2.value() == p.value()
assert p2.extra1() == p.extra1()
assert p2.extra2() == p.extra2()
@pytest.mark.xfail("env.PYPY")
@pytest.mark.parametrize("cls_name", ["PickleableWithDict", "PickleableWithDictNew"])
def test_roundtrip_with_dict(cls_name):
cls = getattr(m, cls_name)
p = cls("test_value")
p.extra = 15
p.dynamic = "Attribute"
data = pickle.dumps(p, pickle.HIGHEST_PROTOCOL)
p2 = pickle.loads(data)
assert p2.value == p.value
assert p2.extra == p.extra
assert p2.dynamic == p.dynamic
def test_enum_pickle():
from pybind11_tests import enums as e
data = pickle.dumps(e.EOne, 2)
assert e.EOne == pickle.loads(data)