@Transactional
public void importValidLabelTypeWithTwoLabelsWithTheSameName() {
int previous = labelTypeDAO.getAll().size();
String name = "label-name";
LabelDTO labelDTO1 = new LabelDTO(name);
LabelDTO labelDTO2 = new LabelDTO(name);
List<LabelDTO> labelDTOs = Arrays.asList(labelDTO1, labelDTO2);
LabelTypeDTO labelTypeDTO = new LabelTypeDTO("label-type-name",
labelDTOs);