helper_method

# File actionview/lib/action_view/test_case.rb, line 170
        def helper_method(*methods)
          # Almost a duplicate from ActionController::Helpers
          methods.flatten.each do |method|
            _helpers_for_modification.module_eval <<~end_eval, __FILE__, __LINE__ + 1
              def #{method}(*args, &block)                    # def current_user(*args, &block)
                _test_case.send(:'#{method}', *args, &block)  #   _test_case.send(:'current_user', *args, &block)
              end                                             # end
              ruby2_keywords(:'#{method}')
            end_eval
          end
        end