test (ActiveSupport::TestCase)

    # File lib/active_support/test_case.rb, line 11
        def self.test(name, &block)
          test_name = "test_#{name.gsub(/\s+/,'_')}".to_sym
          defined = instance_method(test_name) rescue false
          raise "#{test_name} is already defined in #{self}" if defined
          if block_given?
            define_method(test_name, &block)
          else
            define_method(test_name) do
              flunk "No implementation provided for #{name}"
            end
          end
        end