2017-Automated testing with Headless Chrome: If you want to run automated tests using Headless Chrome, look no further! This article will get you all set up using Karma as a runner and Mocha+Chai for authoring tests.
2016-5 Common Misconceptions About TDD & Unit Tests: Most developers seem to agree that testing is good, but developers frequently disagree about how to test. In this article, I’ll break down some common misconceptions and hopefully teach you a few things about how you can benefit the most from TDD (Test Driven Development) & unit tests.
2017-Unlocking Test Performance — Migrating from Mocha to Jest: Airbnb migrated from Mocha to Jest. Running our test suite with Mocha took 12+ minutes. In CI with our beefy build machines (32 cores) we’re able to run the entire Jest suite in 4 minutes 30 seconds.