Creating automated tests is highly recommended. There are several types of tests: unitary, functional, acceptance, and others. This chapter focuses only on the acceptance test, which in our case aims to test the outputs and behaviors of our API’s routes.
To create and execute the tests, it’s necessary to use a test runner. We’ll use Mocha (Figure 8-1), which is very popular in the Node.js community.
Figure 8-1. Mocha test runner
Mocha has the following ...