I find myself TDDing code when the problem space is well-defined, i.e. I know exactly what output I'm looking for. Last time I remember using it was, oddly, in

I find myself TDDing code when the problem space is well-defined, i.e. I know exactly what output I'm looking for. Last time I remember using it was, oddly, in making a game. I wanted to build a CLI 2048 clone. Specifying that was easy and fun.