public void TimelineClockControlSeekTest()
{
TestRootClock rootClock = new TestRootClock();
TestTimeline timeline = new TestTimeline();
TimelineClock clock = (TimelineClock)timeline.CreateClock();
clock.Begin(rootClock);
rootClock.Tick(TimeSpan.FromSeconds(0.1));
Assert.AreEqual(ClockProgressState.Active, clock.CurrentState.ProgressState);
Assert.AreEqual(0.1, clock.CurrentState.Progress);
clock.SeekOffset(TimeSpan.FromSeconds(0.1));
rootClock.Tick(TimeSpan.FromSeconds(0.2));
Assert.AreEqual(0.1, clock.CurrentState.Progress);
clock.Seek(TimeSpan.FromSeconds(0.9));
rootClock.Tick(TimeSpan.FromSeconds(0.3));
Assert.AreEqual(1, clock.CurrentState.Progress);
}
