I've always liked testing ajax requests with sinon [1]. It injects its own version of an XMLHttpRequest object to keep track of all requests, and you can also s

I've always liked testing ajax requests with sinon [1]. It injects its own version of an XMLHttpRequest object to keep track of all requests, and you can also send specific responses to test success and failure handling. [1] http://sinonjs.org/docs/#useFakeXMLHttpRequest http://sinonjs.org/docs/#useFakeXMLHttpRequest