public void TestTimesDescription()
{
TimelineEvent evt = CreateTimelineEvent();
Assert.AreEqual(evt.TimesDesription(),
String.Format("0:01,000 - 0:02,000 ({0}X)", 2.3));
evt.Rate = 1;
Assert.AreEqual(evt.TimesDesription(), "0:01,000 - 0:02,000");
}