Let’s take a break from discussing architectural patterns and scaling techniques and discuss something equally important for your project: how are you going to test it?
The purpose of this chapter is to give you a little insight into what we normally mean by “testing” in the context of software development. I’ll cover some basic principles such as unit testing, mocking, and so forth, and once you’re ready, we’ll go over some examples of how to implement those concepts in your Node.js project.
So let’s get started.
First things first: if by the end of this chapter ...