module RSpec::Rails::ControllerExampleGroup::ClassMethods

def self.name; "AnonymousController"; end 

def self.name; "AnonymousController"; end

def controller(base_class = nil, &body)

Other tags:
    Note: - Due to Ruby 1.8 scoping rules in anoymous subclasses, constants 
def controller(base_class = nil, &body)
  base_class ||= RSpec.configuration.infer_base_class_for_anonymous_controllers? ?
                   controller_class :
                   ApplicationController
  metadata[:example_group][:described_class] = Class.new(base_class) do
    def self.name; "AnonymousController"; end
  end
  metadata[:example_group][:described_class].class_eval(&body)
  before do
    @orig_routes = self.routes
    self.routes  = ActionDispatch::Routing::RouteSet.new.tap { |r|
      r.draw { resources :anonymous }
    }
  end
  after do
    self.routes  = @orig_routes
    @orig_routes = nil
  end
end

def controller_class

Other tags:
    Private: - 
def controller_class
  described_class
end

def routes(&blk)

end
# ...

routes { MyEngine::Engine.routes }
describe MyEngine::PostsController do

@example

is most useful when testing Rails engines.
Specifies the routeset that will be used for the example group. This 
def routes(&blk)
  before do
    self.routes = blk.call
  end
end