Testing is not a phase!

It used to be. Somewhere, squeezed between the end of development and release. But then things changed, because they had to. We’re testing product ideas, way before there’s one line of code. We’re testing the code as it’s being written, because we want to make sure it does what we Read more…

TDD: Speed and Flow

Kevlin Henney asked once: Why do cars have brakes? Imagine if cars didn’t have brakes, how fast would you go? You’ll be driving really slow to not hit anything. But by giving the capability to slow down, brakes actually give us the ability to go faster. TDD is like a Read more…

TDD: It’s Not That Simple

TDD is pretty simple right? Obey the red-green-refactor step-by-step and you’re on your way to glorious, non-legacy code. It’s really easy to explain. The rules are easy to follow. Why then so few people actually do it, and when they do, so few actually do it well? In my talk Read more…