Metrics: are we doing TDD?

A manager recently asked me how to measure whether the teams were unit testing. He believes that they are. He has heard strong alignment among ICs and managers. He also knows that the teams have no way to see if they actually are unit testing or how well.

He, like most people, asserted the use of code coverage as the core metric. Both total and per-commit delta.

I agree that we need some optics. I just think code coverage is a crap measure. Continue reading “Metrics: are we doing TDD?”