Test... good. TDD ... sometimes (often) good. But unit tests can lead to an overly abstracted design that harms the quality of the code. Test what you can wit

Test... good. TDD ... sometimes (often) good. But unit tests can lead to an overly abstracted design that harms the quality of the code. Test what you can with unit tests but don't compromise your code to do so when there are other ways to achieve a suitable level of testing