public void EqualDifferentPrecisionHourMinuteTest()
{
var d1 = new DateTimeRange(new DateTime(2011, 4, 4, 10, 34, 10), DateTimeRange.PrecisionType.Minutes);
var d2 = new DateTimeRange(new DateTime(2011, 4, 4, 10, 1, 4), DateTimeRange.PrecisionType.Hours);
Assert.AreEqual(d1, d2);
Assert.AreEqual(d2, d1);
}