If you don't have test coverage, you can't refactor (or at least it's a terrible idea). The first step in refactoring is writing a test (probably component lev

If you don't have test coverage, you can't refactor (or at least it's a terrible idea). The first step in refactoring is writing a test (probably component level at first) such that you can make sure you don't break anything. Seriously, this is all covered in Fowler's book on refactoring (which is incredibly worth a read).