anchor.diff:  %% TEST CASES: performance from_dict b_tree order 9
   %%--------------------------------------------------------------------
   
  -performance_from_dict_b_tree_order_9_test(Config) ->
  +from_dict_b_tree_order_9_test(Config) ->
       BTree = ?config(btree_9, Config),
       KeyValues = ?config(key_values, Config),
       ?assertEqual(BTree, b_trees:from_dict(9, KeyValues)),
  
positive.code: %% TEST CASES: performance lookup b_tree order 513
  %%--------------------------------------------------------------------
  
  performance_lookup_b_tree_order_513_test(Config) ->
      BTree = ?config(btree_513, Config),
      Keys = ?config(keys, Config),
      lookup_b_tree(Keys, BTree),
  
negative.code: %% TEST CASES: performance from_dict b_tree order 1025
  %%--------------------------------------------------------------------
  
  from_dict_b_tree_order_1025_test(Config) ->
      BTree = ?config(btree_1025, Config),
      KeyValues = ?config(key_values, Config),
      ?assertEqual(BTree, b_trees:from_dict(1025, KeyValues)),
  