# File lib/mspec/runner/formatters/spinner.rb, line 42
42:   def etr
43:     return "00:00:00" if @percent == 0
44:     elapsed = Time.now - @start
45:     remain = (100 * elapsed / @percent) - elapsed
46: 
47:     hour = remain >= HOUR ? (remain / HOUR).to_i : 0
48:     remain -= hour * HOUR
49:     min = remain >= MIN ? (remain / MIN).to_i : 0
50:     sec = remain - min * MIN
51: 
52:     "%02d:%02d:%02d" % [hour, min, sec]
53:   end