pydase/tests/utils/test_helpers.py

86 lines
2.5 KiB
Python

from typing import Any
import pydase
import pytest
from pydase.utils.helpers import (
get_object_attr_from_path,
is_property_attribute,
parse_keyed_attribute,
)
@pytest.mark.parametrize(
"attr_name, expected",
[
("regular_attribute", False),
("my_property", True),
("my_method", False),
("non_existent_attr", False),
],
)
def test_is_property_attribute(attr_name: str, expected: bool) -> None:
# Test Suite
class DummyClass:
def __init__(self) -> None:
self.regular_attribute = "I'm just an attribute"
@property
def my_property(self) -> str:
return "I'm a property"
def my_method(self) -> str:
return "I'm a method"
dummy = DummyClass()
assert is_property_attribute(dummy, attr_name) == expected
@pytest.mark.parametrize(
"attr_name, expected",
[
("attr_name", ("attr_name", None)),
("list_attr[2]", ("list_attr", 2)),
('dict_attr["2"]', ("dict_attr", "2")),
('dict_attr["some_key"]', ("dict_attr", "some_key")),
("dict_attr['some_key']", ("dict_attr", "some_key")),
("dict_attr[2]", ("dict_attr", 2)),
("dict_attr[2.1]", ("dict_attr", 2.1)),
],
)
def test_parse_keyed_attributes(attr_name: str, expected: tuple[str, Any]) -> None:
assert parse_keyed_attribute(attr_name) == expected
def test_get_object_attr_from_path() -> None:
class SubService(pydase.DataService):
name = "SubService"
some_int = 1
some_float = 1.0
class MyService(pydase.DataService):
def __init__(self) -> None:
super().__init__()
self.some_float = 1.0
self.subservice = SubService()
self.list_attr = [1.0, SubService()]
self.dict_attr = {"foo": SubService()}
service_instance = MyService()
for attr_name, obj in [
("some_float", service_instance.some_float),
("subservice", service_instance.subservice),
("list_attr[0]", service_instance.list_attr[0]),
("list_attr[1]", service_instance.list_attr[1]),
("dict_attr['foo']", service_instance.dict_attr["foo"]),
]:
assert get_object_attr_from_path(service_instance, attr_name) == obj
# def test_get_nested_dict_by_path() -> None:
# obj = {"2.1": "foo", 2.1: "bar"}
# serialized_object = {
# "dict_attr": dump(obj=obj),
# }
# assert get_nested_dict_by_path(serialized_object, 'dict_attr["2.1"]') == {}