public void UTC()
{
XmlDocument doc = new XmlDocument();
TimeIQ iq = new TimeIQ(doc);
Time t = iq.Instruction;
t.AddChild(doc.CreateElement("utc", t.NamespaceURI));
Assert.AreEqual(DateTime.MinValue, t.UTC);
DateTime start = DateTime.UtcNow;
t.SetCurrentTime();
// SetCurrentTime only stores seconds portion, whereas UtcNow has all
// kinds of precision. Are we within a second of being correct?
TimeSpan ts = t.UTC - start;
Assert.IsTrue(Math.Abs(ts.TotalSeconds) < 1.0);
}