enable to include javascript sources by url in jasmine for using api.googleapis.com

jasmine_helper.rb

module Jasmine
  class UrlMapper
    def initialize(config)
      @config = config
    end

    def map_url_paths(paths)
      paths.map{|path| path}
    end
  end
end

module Jasmine
  class Configuration
    attr_writer :url_files
    def js_files_with_url
      map(@url_files || lambda { [] }, :url) + js_files_without_url
    end

    alias_method :js_files_without_url, :js_files
    alias_method :js_files, :js_files_with_url
  end
end

Jasmine.configure do |config|
  config.add_path_mapper(Jasmine::UrlMapper.method(:new))
  config.url_files = lambda {
    [ 'http://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js',
      'http://ajax.microsoft.com/ajax/jquery.templates/beta1/jquery.tmpl.min.js'
    ]
  }
end