Correct ValidatedProperty initializer

src/property_utils/properties/validated_property.py

@@ -50,7 +50,11 @@ def __init__(self, value: float, unit: Optional[UnitDescriptor] = None) -> None:
                 f"cannot create {self.__class__.__name__} with {unit} units; "
                 f"expected {self.generic_unit_descriptor} units. "
             )
-        self.validate_value(value)
+
+        self.__post_init__()
+
+    def __post_init__(self) -> None:
+        self.validate_value(self.value)
 
     @abstractmethod
     def validate_value(self, value: float) -> None:
@@ -63,8 +67,3 @@ def validate_value(self, value: float) -> None:
 
     def __repr__(self) -> str:
         return f"<{self.__class__.__name__}: {self.value} {self.unit}>"
-
-    def __setattr__(self, __name: str, __value: Any) -> None:
-        if __name == "value":
-            self.validate_value(__value)
-        super().__setattr__(__name, __value)

src/property_utils/tests/properties/test_validated_property.py

@@ -87,19 +87,3 @@ def test_with_valid_value(self):
     @args({"value": 5, "unit": Unit1.a})
     def test_with_unit(self):
         self.assert_result("5 a")
-
-
-@add_to(validated_property_test_suite)
-class TestValidatedPropertySetValue(TestValidatedProperty):
-    def subject(self, value):
-        prop = BiggerThan5Prop(10, Unit1.A)
-        prop.value = value
-        return prop
-
-    @args({"value": 11})
-    def test_with_valid_value(self):
-        self.assert_result("11 A")
-
-    @args({"value": 2})
-    def test_with_invalid_value(self):
-        self.assert_validation_error()