def test_json_deserializer():
_dict = {"foo": ["bar", "stool"]}
val = json_serializer(_dict)
sdict = json_deserializer(val)
assert _dict == sdict
def test_json_serializer():
val = json_serializer({"foo": ["bar", "stool"]})
val_obj = json.loads(val)
assert val_obj == {"foo": ["bar", "stool"]}