I agree, the biggest philosophical problem with TDD in my mind is that it neglects design -- a little foresight can make all the difference, as in that sudoku c

I agree, the biggest philosophical problem with TDD in my mind is that it neglects design -- a little foresight can make all the difference, as in that sudoku case study that went off the rails. But if you are building to a vetted, stable spec as in the case of Java, design isn't nearly as important as compliance so TDD can shine.