@Test
public void secondSet() {

  LocalDateTime attribute = LocalDateTime.of(1960, 1, 1, 23, 3, 20);
  Timestamp databaseColumn = new LocalDateTimeConverter().convertToDatabaseColumn(attribute);
  Calendar calendar = Calendar.getInstance();
  calendar.setTime(databaseColumn);
  assertEquals(1960, calendar.get(Calendar.YEAR));
  assertEquals(Calendar.JANUARY, calendar.get(Calendar.MONTH));
  assertEquals(1, calendar.get(Calendar.DAY_OF_MONTH));
  assertEquals(23, calendar.get(Calendar.HOUR_OF_DAY));
  assertEquals(3, calendar.get(Calendar.MINUTE));
  assertEquals(20, calendar.get(Calendar.SECOND));
}