Refactoring without tests should be fine. Why is it not? When could it be safe? Refactoring is a controlled technique for improving the design of an existing code base. Its essence is applying a series of small behavior-preserving transformations, each of which “too small to be worth doing”. However the cumulative effect of each of …
I’ve been programming in PHP now for almost ten years, and if there is one thing I learned over this period, it’s that readability and simplicity are the keys for maintainable and sustainable code. Every first attempt to write code should be about making it work. Only after that, you should take some time to …
Testing and Test-Driven Development (TDD) are essential and challenging topics in programming. Especially the switch from just writing some tests to TDD can be tricky. After using TDD for several years, I see three things you need to know to make it work. Â 1. You Need To Know What To Test This may sound …
