Sinon fun

EntryListingViewSpec.js

define( function( require ) {

  var EntryListingView = require( 'views/EntryListingView' )

  describe('EntryListingView', function() {
   
    var entryListingView
      , id = 'entry'
      , description = 'oaiweiul'
      , entry 
      , mock 
      , entryView

     beforeEach(function() {
        entry = new Backbone.Model()
        mock = sinon.mock( entry ).expects( 'get' )
                                  .withArgs( 'id' )
                                  .returns( id )

        entryView = new EntryListingView({ model: entry } )
        entryView.render()
     }) 

    describe('rendering', function() {
      it('should ask its model for information', function() {
        expect( mock ).toHaveBeenCalledOnce()
      })

      it('should render the id', function() {
        expect( entryView.$el.text() ).toMatch( id ) 
      })
    })
  })
})