@Test
public void testDateTimeWinterTime() {

    final DataObject dateInWinterTimeDataObject = this.dlmsHelper.asDataObject(this.dateTimeWinterTime());
    assertThat(dateInWinterTimeDataObject.isCosemDateFormat()).isTrue();
    assertThat(dateInWinterTimeDataObject.getValue() instanceof CosemDateTime).isTrue();
    final CosemDateTime cosemDateTime = dateInWinterTimeDataObject.getValue();
    assertThat(cosemDateTime.encode()).isEqualTo(this.byteArrayWinterTime());
}