Introducing Leche: A JavaScript Testing Utility for Mocha and Sinon

Over the past year, we’ve been steadily working to increase our JavaScript tooling at Box. Our codebase grew from a single PHP application with client-side JavaScript to include two Node.js web applications. With that change came a desire to standardize the way we write JavaScript tests so that the same tools and patterns could be used for both client-side and server-side JavaScript.