Testing backbone.js application with jasmine - how to test model bindings on a view?

Question

I had some interesting tribulations in trying to test whether views were correctly bound to events.  In backbone, we typically bind to events in the initialize method, using

Answer 1

I have managed to achieve this using prototype patching. Before you create the instance of the view, spyOn the constructor's prototype.

spyOn(MyView.prototype, 'changeSelected');
var view = new MyView();
view.selectSomething();
expect(view.changeSelected).toHaveBeenCalled();