@Test
 public void testgetNfsVersionFromNfsTONfsVersionNull() {
   when(srcDataNfsTO.getNfsVersion()).thenReturn(NFS_VERSION_NOT_PRESENT);
   assertFalse(_resource.getStorageNfsVersionFromNfsTO(srcDataNfsTO));
 }
 @Test
 public void testgetNfsVersionFromNfsTONfsVersion() {
   assertTrue(_resource.getStorageNfsVersionFromNfsTO(srcDataNfsTO));
 }
 @Test
 public void testgetNfsVersionFromNfsTONull() {
   assertFalse(_resource.getStorageNfsVersionFromNfsTO(null));
 }