anchor.diff:      update_document(Node, space, <<"s1">>, #{name => <<"updated">>}),
   
       % then
  -    verify_messages(Context, [
  +    verify_messages_present(Context, [
           space_expectation(<<"s1">>, <<"updated">>)
  -    ], []),
  +    ]),
       ok.
   
   space_update_through_users_test(Config) ->
  
positive.code:     update_document(Node, user_group, <<"g1">>, #{name => <<"updated">>}),
  
      % then
      verify_messages(Context, [
          group_expectation(<<"g1">>, <<"updated">>)
      ], []),
      ok.
  
  updates_for_added_user_test(Config) ->
  
negative.code: 
      % when
      Context = init_messages(Node, P1, []),
      update_document(Node, onedata_user, UniqueID, #{name => <<"updated1">>}),
      Rev1 = get_rev(Node, onedata_user, UniqueID),
      update_document(Node, onedata_user, UniqueID, #{name => <<"updated2">>}),
  