public void detects_BindingValue_and_returns_inner_value() { var testValue = "testValue"; var binder = new PassthroughConverter <HttpPostedFileBase>(); var context = MockRepository.GenerateMock <IPropertyContext>(); context.Stub(c => c.RawValueFromRequest).Return(new BindingValue() { RawValue = testValue }); binder.Convert(context).ShouldBeTheSameAs(testValue); }