Testing named routes in Rails 3

gistfile1.txt

require 'test_helper'

class RoutesTest < ActionController::TestCase
  include Rails.application.routes.url_helpers

  # standard Rails stuff without testing the named helpers
  test 'should route the unusual path to the something custom action' do
    assert_routing({ :method => 'get', :path => '/unusual/path' }, { :controller => "something", :action => "custom" }) 
  end

  # Test your named paths
  test 'should route my_custom_path to "/unusual/path"' do
    assert_equal '/unusual/path', my_custom_path
  end
end