Backbone.js and spies

app.coffee

@Vis=
  Routers: {}
  Collections: {}
  Models: {}
  Views: {}

  init: (args) ->
    args = {} unless args?
    args['router'] = new Vis.Routers.Main() unless args['router']?
    args['route'] = '' unless args['route']?
    @router = args['router']
    Backbone.history.start({silent: true, pushState: true})
    @router.navigate(args['route'])

guard-jasmine.txt

Snehvit:web_app anders$ guard-jasmine
Run Jasmine at http://127.0.0.1:3000/jasmine
{
  "passed": false,
  "stats": {
    "specs": 1,
    "failures": 1,
    "time": 0.006
  },
  "suites": [
    {
      "description": "Vis",
      "specs": [
        {
          "description": "Vis should default to the Main router unless a route is injected.",
          "passed": false,
          "error_message": "TypeError: Result of expression 'this._bindRoutes' [undefined] is not a function. in http://127.0.0.1:3000/assets/backbone.js?body=1 (line 661)"
        }
      ]
    }
  ]
}

spec.coffee

describe "Vis", ->
  it "should default to the Main router unless a route is injected", ->
    spyOn(window.Vis.Routers,"Main").andCallThrough()
    window.Vis.init()
    expect(window.Vis.Routers.Main).toHaveBeenCalled()

I solved it, but I cannot recall how. Tried to find an old Twitter conversation about this, but Twitter search kind of sucks. Think I switched to using Sinon.js.