public void PriorityTest()
{
sb = new StringBuilder();
ManualTimeProvider timeProvider = new ManualTimeProvider();
timeProvider.AddBreakPoint(new HdDateTime(10), 10, AddToBuilder, 2);
timeProvider.AddBreakPoint(new HdDateTime(10), 11, AddToBuilder, 1);
timeProvider.GoToTime(new HdDateTime(20));
Assert.AreEqual("1110", sb.ToString());
}