public void FormattedTimeStrings() { TimeSpan duration = new TimeSpan(1, 13, 37, 45, 20); //1d 13:37:45.020 Assert.AreEqual("13:37:45", FormatStrings.FormatTime(duration.TotalSeconds)); Assert.AreEqual("13:37:45.20", FormatStrings.FormatPreciseTime(duration.TotalSeconds)); Assert.AreEqual("13:37", FormatStrings.FormatApproximateTime(duration.TotalSeconds)); }