public void SetPropertySuccess() {
// Arrange
MyModelWithBadPropertySetter model = new MyModelWithBadPropertySetter();
ModelBindingContext bindingContext = new ModelBindingContext() {
Model = model,
ModelName = "theModel"
};
PropertyDescriptor property = TypeDescriptor.GetProperties(model)["NormalInt"];
DefaultModelBinderHelper helper = new DefaultModelBinderHelper();
// Act
helper.PublicSetProperty(null, bindingContext, property, 42);
// Assert
Assert.AreEqual(42, model.NormalInt);
Assert.AreEqual(0, bindingContext.ModelState.Count, "ModelState should remain untouched.");
}
public void SetPropertyCapturesAnyExceptionThrown() {
// Arrange
MyModelWithBadPropertySetter model = new MyModelWithBadPropertySetter();
ModelBindingContext bindingContext = new ModelBindingContext() {
Model = model,
ModelName = "theModel"
};
PropertyDescriptor property = TypeDescriptor.GetProperties(model)["BadInt"];
DefaultModelBinderHelper helper = new DefaultModelBinderHelper();
// Act
helper.PublicSetProperty(null, bindingContext, property, 42);
// Assert
Assert.AreEqual(@"No earthly integer is valid for this method.
Parameter name: value", bindingContext.ModelState["theModel.BadInt"].Errors[0].Exception.Message);
}