@Test
public void deepcopy() {

    topology.getNodeTemplates().forEach(nt -> {
        nt.setMinInstances(1);
        nt.setMaxInstances("1");
    });
    TTopologyTemplate clone = BackendUtils.clone(topology);
    assertEquals(topology, clone);
    TTopologyTemplate cloneNotEquals = AllocationUtils.deepcopy(topology);
    assertNotEquals(topology, cloneNotEquals);
}