public static void main(String[] args) throws HiveException {
    TestVectorDateExpressions self = new TestVectorDateExpressions();
    self.testVectorUDFYear();
    self.testVectorUDFMonth();
    self.testVectorUDFDayOfMonth();
    self.testVectorUDFWeekOfYear();
    self.testVectorUDFUnixTimeStamp();
    self.testMultiThreadedVectorUDFDate();
  }
Input array is used to fill the entire size of the vector row batch
ql/src/test/org/apache/hadoop/hive/ql/exec/vector/expressions/TestVectorDateExpressions.java