method

check_required_ivars

Importance_0
check_required_ivars() private

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# File actionpack/lib/action_controller/test_case.rb, line 654
      def check_required_ivars
        # Sanity check for required instance variables so we can give an
        # understandable error message.
        [:@routes, :@controller, :@request, :@response].each do |iv_name|
          if !instance_variable_defined?(iv_name) || instance_variable_get(iv_name).nil?
            raise "#{iv_name} is nil: make sure you set it in your test's setup method."
          end
        end
      end
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