Caffeine and Testing

Mocha v4 Nears Release

Mocha’s next major release has breaking changes — see if your tests will be…

Testing Is Caring

Mocha.js

Testing provides checkpoints for your project to reach, exceed and look back on. While it’s tempting to think that it’s there only to catch bugs, that’s actually not really the case. The tests are written by humans who are just as fallible as those who…

Testing React & Redux Applications

Just like everything in the JavaScript world, there are 100s of different testing utilities to…

Testing with Mocha/Chai/Sinon: Quick Start Guide

If you aren’t in the habit already, writing tests for your code is an excellent way to stay disciplined as a software engineer on any project. If you don’t think that it’s worth your time, but wish you had a way to thoroughly check your code as…

My very personal Javascript Fatigue: the truth about JS testing

Trying to write this as a 2007 blog post: personal, not so politically correct. (I’m not involved in JS politics by the way)

Javascript: Pure functions helped simplify unit testing for me.

Testing React— Mocha, Expect, Enzyme, JSDOM, and Webpack

The enzyme documents are great, but can be somewhat confusing. This blog post will have an example set-up using the above stack and a link to my ‘examples’ repo.

Testing async code with Mocha using callbacks and promises

Testing async code with Mocha using callbacks is pretty straight forward, all you need to do is pass the done function down the callback chain and ensure it is executed after your last assertion: