mirror of
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102 lines
2.9 KiB
Python
102 lines
2.9 KiB
Python
from typing import Any
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from pytest import LogCaptureFixture
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from pydase import DataService
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def test_class_list_attribute(caplog: LogCaptureFixture) -> None:
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class ServiceClass(DataService):
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attr = [0, 1]
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service_instance = ServiceClass()
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service_instance.attr[0] = 1337
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assert "ServiceClass.attr[0] changed to 1337" in caplog.text
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caplog.clear()
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def test_instance_list_attribute(caplog: LogCaptureFixture) -> None:
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class SubClass(DataService):
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name = "SubClass"
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class ServiceClass(DataService):
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def __init__(self) -> None:
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self.attr: list[Any] = [0, SubClass()]
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super().__init__()
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service_instance = ServiceClass()
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service_instance.attr[0] = "Hello"
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assert "ServiceClass.attr[0] changed to Hello" in caplog.text
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caplog.clear()
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service_instance.attr[1] = SubClass()
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assert f"ServiceClass.attr[1] changed to {service_instance.attr[1]}" in caplog.text
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caplog.clear()
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def test_reused_instance_list_attribute(caplog: LogCaptureFixture) -> None:
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some_list = [0, 1, 2]
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class ServiceClass(DataService):
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def __init__(self) -> None:
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self.attr = some_list
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self.attr_2 = some_list
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self.attr_3 = [0, 1, 2]
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super().__init__()
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service_instance = ServiceClass()
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service_instance.attr[0] = 20
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assert service_instance.attr == service_instance.attr_2
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assert service_instance.attr != service_instance.attr_3
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assert "ServiceClass.attr[0] changed to 20" in caplog.text
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assert "ServiceClass.attr_2[0] changed to 20" in caplog.text
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def test_nested_reused_instance_list_attribute(caplog: LogCaptureFixture) -> None:
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some_list = [0, 1, 2]
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class SubClass(DataService):
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attr_list = some_list
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def __init__(self) -> None:
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self.attr_list_2 = some_list
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super().__init__()
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class ServiceClass(DataService):
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def __init__(self) -> None:
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self.attr = some_list
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self.subclass = SubClass()
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super().__init__()
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service_instance = ServiceClass()
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service_instance.attr[0] = 20
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assert service_instance.attr == service_instance.subclass.attr_list
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assert "ServiceClass.attr[0] changed to 20" in caplog.text
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assert "ServiceClass.subclass.attr_list[0] changed to 20" in caplog.text
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assert "ServiceClass.subclass.attr_list_2[0] changed to 20" in caplog.text
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def test_protected_list_attribute(caplog: LogCaptureFixture) -> None:
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"""Changing protected lists should not emit notifications for the lists themselves, but
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still for all properties depending on them.
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"""
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class ServiceClass(DataService):
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_attr = [0, 1]
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@property
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def list_dependend_property(self) -> int:
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return self._attr[0]
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service_instance = ServiceClass()
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service_instance._attr[0] = 1337
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assert "ServiceClass.list_dependend_property changed to 1337" in caplog.text
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