factory.js

factory = {
  id : {
    current : 0,
    next : function(){
      return factory.id.current += 1
    }
  },

  guid : function(){
    return 'omGUID' + this.id.next()
  },

  like : function(overrides){
    var defaultAttrs = {
      "created_at" : "2012-01-04T00:55:30Z",
      "author" : this.author(),
      "guid" : this.guid(),
      "id" : this.id.next()
    }

    return _.extend(defaultAttrs, overrides)
  },

  userAttrs : function(overrides){
    var id = this.id.next()
      var defaultAttrs = {
        "name":"Awesome User" + id,
        "id": id,
        "avatar":{
          "large":"http://localhost:3000/images/user/uma.jpg",
          "medium":"http://localhost:3000/images/user/uma.jpg",
          "small":"http://localhost:3000/images/user/uma.jpg"}
      }

    return _.extend(defaultAttrs, overrides)
  },

  post :  function(overrides) {
    var defaultAttrs = {
      "provider_display_name" : null,
      "created_at" : "2012-01-03T19:53:13Z",
      "last_three_comments" : null,
      "public" : false,
      "guid" : this.guid(),
      "image_url" : null,
      "author" : this.author(),
      "o_embed_cache" : null,
      "photos" : [],
      "text" : "jasmine is bomb",
      "reshares_count" : 0,
      "id" : this.id.next(),
      "object_url" : null,
      "root" : null,
      "post_type" : "StatusMessage",
      "likes_count" : 0,
      "comments_count" : 0,
      "photos_count" : 0
    }

    return new app.models.Post(_.extend(defaultAttrs, overrides))
  }
}

factory.author = factory.userAttrs