VNMappingUnit implements AutoCloseable { @Override public void close() throws Exception { return; } VNMappingUnit(DataBroker dataBroker,
                         PNComputationUnit pnComputationUnit,
                         PNResourcesTracker pnResourcesTracker); void virtualNetworkMapping(VirtualNetwork virtualNetwork, UserVnPnMapping userVnPnMapping,
                                      List<PhysicalPath> physicalPaths); void virtualNetworkMapping(VirtualNetwork virtualNetwork, List<VirtualLink> unmappedVirtualLinks,
                                      UserVnPnMapping userVnPnMapping, List<PhysicalPath> physicalPaths); @Override void close();  }
@Test public void testClose() throws Exception { vnMappingUnit.close(); Assert.assertTrue(vnMappingUnit != null); }