it("must return true for YYYY-MM-DDThh:mm:ss.sTZD date formats (Complete date plus hours, minutes, seconds and a decimal fraction of a second)", function(){
    assert.isTrue(utilities.isISO8601("2010-02-18T16:23:48.5"));
    assert.isTrue(utilities.isISO8601("2009-05-19 143922.500"));
  });