Category: testdouble.js

JavaScript Testing Tool Showdown: Sinon.js vs testdouble.js

When unit testing real-world code, there are many situations that make tests hard to write. How do you check if a function was called? How do you test an Ajax call? Or code using setTimeout? That’s when you use test doubles — replacement code that makes hard to test things easy to test. For many years, Sinon.js...