assertEquals(dtStr2, "2009-01-07T01:07:01.000Z");
Tuple t11 = TupleFactory.getInstance().newTuple(2);
t11.set(0, new DateTime("2009-01-07T01:07:01.000Z"));
t11.set(1, "yyyy.MM.dd G 'at' HH:mm:ss");
String dtStr3 = func6.exec(t11);
assertEquals(dtStr3, "2009.01.07 AD at 01:07:01");
Tuple t12 = TupleFactory.getInstance().newTuple(2);
t12.set(0, new DateTime("2009-01-07T01:07:01.000+08:00", DateTimeZone.forID("+08:00")));
t12.set(1, "yyyy.MM.dd G 'at' HH:mm:ss Z");