[leghifla]

> some testing is worlds better than no testing

While it is probably true most of the time, like many things in live, "it depends".

When you are developing some not so well defined functions and everything is on quicksand, tests may just slow your progress, while not really providing useful feedback (i.e.: when you always modify a function and its test in tandem). Ideally you should clarify your requirements, but sometimes the process of producing the code is the refining step