# File lib/rspec/core/formatters/helpers.rb, line 9
        def format_duration(duration)
          if duration > 60
            minutes = duration.to_i / 60
            seconds = duration - minutes * 60

            "#{pluralize(minutes, 'minute')} #{format_seconds(seconds)} seconds"
          else
            "#{format_seconds(duration)} seconds"
          end
        end