Since my talk at Front-Trends in Poland last week I've gotten a few requests for examples of using Sinon.JS with QUnit. Sinon.JS is completely test framework agnostic and should be very easy to use with any testing framework. This post introduces a mini-plugin, sinon-qunit and shows a few examples of using Sinon.JS with QUnit. Spies, stubs and mocks Using one-off spies, stubs and mocks is straight