# File lib/rspec/core/formatters/helpers.rb, line 45
        def format_duration(duration)
          if duration > 60
            minutes = duration.to_i / 60
            seconds = duration - minutes * 60

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