public void ExpandEndToTest()
{
TimeRange timeRange = new TimeRange( start, end );
timeRange.ExpandEndTo( end.AddMilliseconds( -1 ) );
Assert.AreEqual( timeRange.End, end );
timeRange.ExpandEndTo( end.AddMinutes( 1 ) );
Assert.AreEqual( timeRange.End, end.AddMinutes( 1 ) );
}