reset!

# File actionpack/lib/action_controller/integration.rb, line 78
      def reset!
        @status = @path = @headers = nil
        @result = @status_message = nil
        @https = false
        @cookies = {}
        @controller = @request = @response = nil
        @request_count = 0

        self.host        = "www.example.com"
        self.remote_addr = "127.0.0.1"
        self.accept      = "text/xml,application/xml,application/xhtml+xml," +
                           "text/html;q=0.9,text/plain;q=0.8,image/png," +
                           "*/*;q=0.5"

        unless defined? @named_routes_configured
          # install the named routes in this session instance.
          klass = class << self; self; end
          Routing::Routes.install_helpers(klass)

          # the helpers are made protected by default--we make them public for
          # easier access during testing and troubleshooting.
          klass.module_eval { public *Routing::Routes.named_routes.helpers }
          @named_routes_configured = true
        end
      end