private static Stream<String> generateJulianLeapYearTimestamps28thFeb() {
    return IntStream.range(1, 100)
    .mapToObj(value -> Strings.padStart(String.valueOf(value * 100), 4, '0'))
    .map(value -> value + "-02-28 00:00:00.000000001");
  }
Generates timestamps for different timezone. Here we are testing UTC+14 : Pacific/Kiritimati ,
 UTC-12 : Etc/GMT+12 along with few other zones
ql/src/test/org/apache/hadoop/hive/ql/io/parquet/serde/TestParquetTimestampsHive2Compatibility.java