Agreed - if you're going to validate anything at all, define a new type and don't hide the constraints checking within a secret unit testing lair. I hope I woul

Agreed - if you're going to validate anything at all, define a new type and don't hide the constraints checking within a secret unit testing lair. I hope I would be agnostic about the code here though, there is no point rewriting poorly conceived stringly typed code - that's a symptom that such efforts would be part of a losing battle