"Don't test the UI" is not equivalent to "No end-to-end testing." The XP people, for example, prefer to make UI a thin shell over a programmable interface that

"Don't test the UI" is not equivalent to "No end-to-end testing." The XP people, for example, prefer to make UI a thin shell over a programmable interface that can be easily tested. Then, visually confirming the UI operates the interface is enough. I admit I don't read much Bob Martin, but does he say you shouldn't use automated functional testing, e.g., Fit or Cucumber?