anchor.diff:  -spec add_definition_test(Config::cowboy_swagger_test_utils:config()) ->
     {comment, string()}.
   add_definition_test(_Config) ->
  +  set_swagger_version(swagger_2_0),
  +  perform_add_definition_test(),
  +
  +  set_swagger_version(openapi_3_0_0),
  +  perform_add_definition_test(),
  +
  +  {comment, ""}.
  +
  +-spec add_definition_array_test(Config::cowboy_swagger_test_utils:config()) ->
  +  {comment, string()}.
  +add_definition_array_test(_Config) ->
  +  set_swagger_version(swagger_2_0),
  +  perform_add_definition_array_test(),
  +
  +  set_swagger_version(openapi_3_0_0),
  +  perform_add_definition_array_test(),
  +
  +  {comment, ""}.
  +
  +-spec schema_test(Config::cowboy_swagger_test_utils:config()) ->
  +  {comment, string()}.
  +schema_test(_Config) ->
  +  set_swagger_version(swagger_2_0),
  +  #{<<"$ref">> := <<"#/definitions/Pet">>} = cowboy_swagger:schema(<<"Pet">>),
  +
  +  set_swagger_version(openapi_3_0_0),
  +  #{<<"$ref">> := <<"#/components/schemas/Pet">>} = cowboy_swagger:schema(<<"Pet">>),
  +
  +  {comment, ""}.
  +
  +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  +%% Internal functions
  +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  +
  +%% @private
  +perform_add_definition_test() ->
     %%
     %% Given
     %%
  
positive.code:    trails:trail("/a", handler3, [], Metadata1)|
     cowboy_swagger_handler:trails()].
  
  test_properties_one() ->
    #{ <<"first_name">> =>
        #{ type => <<"string">>
  
negative.code:        , description => <<"Production time">>
         , example => <<"1995">>
         }
     }.
  
  %% @private
  set_swagger_version(swagger_2_0) ->
    Spec0 = maps:remove(openapi, application:get_env(cowboy_swagger, global_spec, #{})),
    application:set_env(cowboy_swagger, global_spec, Spec0#{swagger => "2.0"});
  set_swagger_version(openapi_3_0_0) ->
    Spec0 = maps:remove(swagger, application:get_env(cowboy_swagger, global_spec, #{})),
    application:set_env(cowboy_swagger, global_spec, Spec0#{openapi => "3.0.0"}).