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332 lines
10 KiB
Python
332 lines
10 KiB
Python
from pydase import DataService
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from pydase.data_service.data_service_observer import DataServiceObserver
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from pydase.data_service.state_manager import StateManager
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from pytest import LogCaptureFixture
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def test_properties(caplog: LogCaptureFixture) -> None:
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class ServiceClass(DataService):
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_voltage = 10.0
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_current = 1.0
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@property
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def power(self) -> float:
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return self._voltage * self.current
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@property
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def voltage(self) -> float:
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return self._voltage
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@voltage.setter
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def voltage(self, value: float) -> None:
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self._voltage = value
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@property
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def current(self) -> float:
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return self._current
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@current.setter
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def current(self, value: float) -> None:
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self._current = value
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service_instance = ServiceClass()
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state_manager = StateManager(service_instance)
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DataServiceObserver(state_manager)
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service_instance.voltage = 1
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assert "'power' changed to '1.0'" in caplog.text
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assert "'voltage' changed to '1.0'" in caplog.text
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caplog.clear()
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service_instance.current = 12.0
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assert "'power' changed to '12.0'" in caplog.text
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assert "'current' changed to '12.0'" in caplog.text
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# def test_nested_properties(caplog: LogCaptureFixture) -> None:
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# class SubSubClass(DataService):
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# name = "Hello"
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#
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# class SubClass(DataService):
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# name = "Hello"
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# class_attr = SubSubClass()
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#
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# class ServiceClass(DataService):
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# class_attr = SubClass()
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# name = "World"
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#
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# @property
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# def subsub_name(self) -> str:
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# return f"{self.class_attr.class_attr.name} {self.name}"
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#
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# @property
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# def sub_name(self) -> str:
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# return f"{self.class_attr.name} {self.name}"
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#
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# service_instance = ServiceClass()
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# state_manager = StateManager(service_instance)
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# DataServiceObserver(state_manager)
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#
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# service_instance.name = "Peepz"
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#
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# assert "'name' changed to 'Peepz'" in caplog.text
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# assert "'sub_name' changed to 'Hello Peepz'" in caplog.text
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# assert "'subsub_name' changed to 'Hello Peepz'" in caplog.text
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# caplog.clear()
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#
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# service_instance.class_attr.name = "Hi"
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#
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# assert "'sub_name' changed to 'Hi Peepz'" in caplog.text
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# assert (
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# "'subsub_name' changed to 'Hello Peepz'" in caplog.text
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# ) # registers subclass changes
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# assert "'class_attr.name' changed to 'Hi'" in caplog.text
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# caplog.clear()
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#
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# service_instance.class_attr.class_attr.name = "Ciao"
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#
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# assert (
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# "'sub_name' changed to 'Hi Peepz'" in caplog.text
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# ) # registers subclass changes
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# assert "'subsub_name' changed to 'Ciao Peepz'" in caplog.text
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# assert "'class_attr.class_attr.name' changed to 'Ciao'" in caplog.text
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# caplog.clear()
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#
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#
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# def test_simple_list_properties(caplog: LogCaptureFixture) -> None:
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# class ServiceClass(DataService):
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# list = ["Hello", "Ciao"]
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# name = "World"
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#
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# @property
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# def total_name(self) -> str:
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# return f"{self.list[0]} {self.name}"
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#
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# service_instance = ServiceClass()
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# state_manager = StateManager(service_instance)
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# DataServiceObserver(state_manager)
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#
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# service_instance.name = "Peepz"
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#
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# assert "'name' changed to 'Peepz'" in caplog.text
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# assert "'total_name' changed to 'Hello Peepz'" in caplog.text
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# caplog.clear()
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#
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# service_instance.list[0] = "Hi"
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#
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# assert "'total_name' changed to 'Hi Peepz'" in caplog.text
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# assert "'list[0]' changed to 'Hi'" in caplog.text
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#
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#
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# def test_class_list_properties(caplog: LogCaptureFixture) -> None:
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# class SubClass(DataService):
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# name = "Hello"
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#
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# class ServiceClass(DataService):
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# list = [SubClass()]
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# name = "World"
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#
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# @property
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# def total_name(self) -> str:
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# return f"{self.list[0].name} {self.name}"
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#
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# service_instance = ServiceClass()
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# state_manager = StateManager(service_instance)
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# DataServiceObserver(state_manager)
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#
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# service_instance.name = "Peepz"
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#
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# assert "'name' changed to 'Peepz'" in caplog.text
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# assert "'total_name' changed to 'Hello Peepz'" in caplog.text
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# caplog.clear()
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#
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# service_instance.list[0].name = "Hi"
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#
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# assert "'total_name' changed to 'Hi Peepz'" in caplog.text
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# assert "'list[0].name' changed to 'Hi'" in caplog.text
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#
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#
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# def test_subclass_properties(caplog: LogCaptureFixture) -> None:
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# class SubClass(DataService):
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# name = "Hello"
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# _voltage = 10.0
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# _current = 1.0
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#
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# @property
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# def power(self) -> float:
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# return self._voltage * self.current
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#
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# @property
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# def voltage(self) -> float:
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# return self._voltage
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#
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# @voltage.setter
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# def voltage(self, value: float) -> None:
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# self._voltage = value
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#
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# @property
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# def current(self) -> float:
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# return self._current
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#
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# @current.setter
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# def current(self, value: float) -> None:
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# self._current = value
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#
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# class ServiceClass(DataService):
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# class_attr = SubClass()
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#
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# @property
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# def voltage(self) -> float:
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# return self.class_attr.voltage
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#
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# service_instance = ServiceClass()
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# state_manager = StateManager(service_instance)
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# DataServiceObserver(state_manager)
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#
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# service_instance.class_attr.voltage = 10.0
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#
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# # using a set here as "ServiceClass.voltage = 10.0" is emitted twice. Once for
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# # changing voltage, and once for changing power.
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# assert "'class_attr.voltage' changed to '10.0'" in caplog.text
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# assert "'class_attr.power' changed to '10.0'" in caplog.text
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# assert "'voltage' changed to '10.0'" in caplog.text
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# caplog.clear()
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#
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#
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# def test_subclass_properties_2(caplog: LogCaptureFixture) -> None:
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# class SubClass(DataService):
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# name = "Hello"
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# _voltage = 10.0
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# _current = 1.0
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#
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# @property
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# def power(self) -> float:
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# return self._voltage * self.current
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#
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# @property
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# def voltage(self) -> float:
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# return self._voltage
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#
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# @voltage.setter
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# def voltage(self, value: float) -> None:
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# self._voltage = value
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#
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# @property
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# def current(self) -> float:
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# return self._current
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#
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# @current.setter
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# def current(self, value: float) -> None:
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# self._current = value
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#
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# class ServiceClass(DataService):
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# class_attr = [SubClass() for i in range(2)]
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#
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# @property
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# def voltage(self) -> float:
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# return self.class_attr[0].voltage
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#
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# service_instance = ServiceClass()
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# state_manager = StateManager(service_instance)
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# DataServiceObserver(state_manager)
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#
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# service_instance.class_attr[1].current = 10.0
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#
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# # using a set here as "ServiceClass.voltage = 10.0" is emitted twice. Once for
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# # changing current, and once for changing power. Note that the voltage property is
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# # only dependent on class_attr[0] but still emits an update notification. This is
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# # because every time any item in the list `service_instance.class_attr` is changed,
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# # a notification will be emitted.
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# assert "'class_attr[1].current' changed to '10.0'" in caplog.text
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# assert "'class_attr[1].power' changed to '100.0'" in caplog.text
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# assert "'voltage' changed to '10.0'" in caplog.text
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#
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#
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# def test_subsubclass_properties(caplog: LogCaptureFixture) -> None:
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# class SubSubClass(DataService):
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# _voltage = 10.0
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#
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# @property
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# def voltage(self) -> float:
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# return self._voltage
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#
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# @voltage.setter
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# def voltage(self, value: float) -> None:
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# self._voltage = value
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#
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# class SubClass(DataService):
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# class_attr = SubSubClass()
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# current = 0.5
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#
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# @property
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# def power(self) -> float:
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# return self.class_attr.voltage * self.current
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#
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# class ServiceClass(DataService):
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# class_attr = [SubClass() for i in range(2)]
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#
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# @property
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# def power(self) -> float:
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# return self.class_attr[0].power
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#
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# service_instance = ServiceClass()
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# state_manager = StateManager(service_instance)
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# DataServiceObserver(state_manager)
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#
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# service_instance.class_attr[1].class_attr.voltage = 100.0
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# assert (
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# "'class_attr[0].class_attr.voltage' changed to '100.0'" in caplog.text
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# )
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# assert (
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# "'class_attr[1].class_attr.voltage' changed to '100.0'" in caplog.text
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# )
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# assert "'class_attr[0].power' changed to '50.0'" in caplog.text
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# assert "'class_attr[1].power' changed to '50.0'" in caplog.text
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# assert "'power' changed to '50.0'" in caplog.text
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#
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#
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# def test_subsubclass_instance_properties(caplog: LogCaptureFixture) -> None:
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# class SubSubClass(DataService):
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# def __init__(self) -> None:
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# super().__init__()
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# self._voltage = 10.0
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#
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# @property
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# def voltage(self) -> float:
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# return self._voltage
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#
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# @voltage.setter
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# def voltage(self, value: float) -> None:
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# self._voltage = value
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#
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# class SubClass(DataService):
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# def __init__(self) -> None:
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# super().__init__()
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# self.attr = [SubSubClass()]
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# self.current = 0.5
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#
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# @property
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# def power(self) -> float:
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# return self.attr[0].voltage * self.current
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#
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# class ServiceClass(DataService):
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# class_attr = [SubClass() for i in range(2)]
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#
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# @property
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# def power(self) -> float:
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# return self.class_attr[0].power
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#
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# service_instance = ServiceClass()
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# state_manager = StateManager(service_instance)
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# DataServiceObserver(state_manager)
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#
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# service_instance.class_attr[1].attr[0].voltage = 100.0
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# # again, changing an item in a list will trigger the callbacks. This is why a
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# # notification for `ServiceClass.power` is emitted although it did not change its
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# # value
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# assert "'class_attr[1].attr[0].voltage' changed to '100.0'" in caplog.text
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# assert "'class_attr[1].power' changed to '50.0'" in caplog.text
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# assert "'power' changed to '5.0'" in caplog.text
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