anchor.diff:      save(Node, ?ID(s9), Space),
   
       % when
  -    Copy = Context = init_messages(Node, P1, []),
  +    Copy = Context = init_messages(Node, PID, []),
       flush_messages(Context, expectation(?ID(s9), Space)),
       empty_odd_seqs_in_cache(Node),
   
  
positive.code: group_update_through_users_test(Config) ->
      % given
      [Node | _] = ?config(oz_worker_nodes, Config),
      P1 = create_provider(Node, ?ID(p1), []),
      U1 = #onedata_user{name = <<"u1">>},
      G1 = #user_group{name = <<"g1">>, users = [{?ID(u1), []}]},
      save(Node, ?ID(u1), U1),
      save(Node, ?ID(g1), G1),
  
      % when
      Context1 = init_messages(Node, P1, [?ID(u1)]),
      Context = flush_messages(Context1, expectation(?ID(g1), G1)),
      update_document(Node, user_group, ?ID(g1), #{name => <<"updated">>}),
  
  
negative.code: simple_delete_test(Config) ->
      % given
      [Node | _] = ?config(oz_worker_nodes, Config),
      PID = create_provider(Node, ?ID(p1), [?ID(s1)]),
      U1 = #onedata_user{name = <<"u1">>, groups = [?ID(g1)]},
      S1 = #space{name = <<"s1">>, providers = [PID], users = [{?ID(u1), []}]},
      G1 = #user_group{name = <<"g1">>, users = [{?ID(u1), []}]},
  
      save(Node, ?ID(u1), U1),
  