@Test
public void sortWhenDimensionalItemsIsEmpty()
{

    // Given
    final List<BaseDimensionalItemObject> emptyDimensionalItems = emptyList();
    final OrderParams orderParams = new OrderParams();
    // When
    sort( emptyDimensionalItems, orderParams );
    // Then
    assertThat( emptyDimensionalItems, is( emptyList() ) );
}