anchor.diff:      establish_dataset_attached_to_hardlink/1,
       establish_dataset_attached_to_file_symlink/1,
       establish_dataset_attached_to_dir_symlink/1,
  -    establish_dataset_attached_to_hardlink_and_remove_hardlink/1,
  -    establish_dataset_attached_to_file_symlink_and_remove_symlink/1,
  -    establish_dataset_attached_to_dir_symlink_and_remove_symlink/1,
       detach_and_reattach_dataset/1,
       remove_attached_dataset/1,
       remove_detached_dataset/1,
       remove_file_should_detach_dataset/1,
  +    remove_hardlink_should_detach_dataset/1,
  +    remove_file_symlink_should_detach_dataset/1,
  +    remove_dir_symlink_should_detach_dataset/1,
  +    remove_file_pointed_by_hardlink/1,
  +    remove_file_pointed_by_symlink/1,
  +    remove_dir_pointed_by_symlink/1,
       reattach_if_root_file_is_deleted_should_fail/1,
       remove_detached_dataset_if_root_file_has_already_been_deleted/1,
       establish_dataset_on_not_existing_file_should_fail/1,
  
positive.code:     lfm_proxy:unlink(P1Node, UserSessIdP1, {guid, LinkGuid}),
      ?assertDetachedDataset(P1Node, UserSessIdP1, DatasetId, FileGuid, undefined, FilePath, ?DIRECTORY_TYPE, ProtectionFlags),
      ?assertMatch({error, ?ENOENT}, lfm_proxy:get_details(P1Node, UserSessIdP1, {guid, LinkGuid})),
      ?assertMatch({error, ?ENOENT}, lfm_proxy:get_file_eff_dataset_summary(P1Node, UserSessIdP1, {guid, LinkGuid})),
      ?assertNoTopDatasets(P1Node, UserSessIdP1, SpaceId, attached).
  
  
  
  establish_dataset_attached_to_file_symlink_and_remove_symlink(_Config) ->
      [P1Node] = oct_background:get_provider_nodes(krakow),
      UserSessIdP1 = oct_background:get_user_session_id(user1, krakow),
      SpaceId = oct_background:get_space_id(space1),
  
negative.code:     establish_dataset_attached_to_hardlink,
      establish_dataset_attached_to_file_symlink,
      establish_dataset_attached_to_dir_symlink,
      detach_and_reattach_dataset,
      remove_attached_dataset,
      remove_detached_dataset,
      remove_file_should_detach_dataset,
  %%    remove_hardlink_should_detach_dataset,
  %%    remove_file_symlink_should_detach_dataset,
  %%    remove_dir_symlink_should_detach_dataset,
      remove_file_pointed_by_hardlink,
      remove_file_pointed_by_symlink,
      remove_dir_pointed_by_symlink,
      reattach_if_root_file_is_deleted_should_fail,
      remove_detached_dataset_if_root_file_has_already_been_deleted,
      establish_dataset_on_not_existing_file_should_fail,
  