The value of writing tests for code, especially unit tests, is clearly evident. Testing enhances software quality, improves security, inspires customer satisfaction, and most of all, saves the company money. Catching errors in the development phase before they reach production can save a company thousands.

I wanted to share a couple of the strategies I’ve followed in my career when it comes to writing unit tests. We’ll start with Equivalence Class Partitioning and finish with Boundary Value Analysis. While they are different, they can be used together to help make sure you’re writing the best unit tests you can write.