anchor.diff:  	UserId = "lihao",
           httpc:request(post, {?WEBMACHINE_URL++"/users", [],"application/json", "{\"username\" : \""++UserId++"\"}"}, [], []),
   	api_help:refresh(),
  -	{ok, {{_Version1, 200, _ReasonPhrase1}, _Headers1, Body1}} = httpc:request(post, {?WEBMACHINE_URL++"/streams", [], "application/json", "{\"name\":\"Private\",\"user_id\" : \"" ++ lib_json:to_string(UserId) ++ "\",\"private\":\"true\", \"data_type\":\"application/json\", \"parser\":\""++?PARSER2++"\"}"
  +	{ok, {{_Version1, 200, _ReasonPhrase1}, _Headers1, Body1}} = httpc:request(post, {?WEBMACHINE_URL++"/streams", [], "application/json", "{\"name\":\"Private\", \"min_val\": \"0.0\" , \"max_val\": \"1.0\", \"user_id\" : \"" ++ lib_json:to_string(UserId) ++ "\",\"private\":\"true\", \"data_type\":\"application/json\", \"parser\":\""++?PARSER2++"\"}"
   																					  }, [], []),
   	{ok, {{_Version2, 200, _ReasonPhrase2}, _Headers2, Body2}} = httpc:request(post, {?WEBMACHINE_URL++"/streams", [], "application/json", "{\"name\":\"Public\",\"user_id\" : \"" ++ lib_json:to_string(UserId) ++ "\",\"private\":\"false\", \"data_type\":\"application/xml\", \"parser\":\""++?PARSER1++"\"}"
   																					  }, [], []),
  
positive.code: 	{ok, {{_Version, 200, _ReasonPhrase}, _Headers, Body}} = httpc:request(post, {?WEBMACHINE_URL++"/users", [],"application/json", "{\"username\" : \"search3\"}"}, [], []),
  	api_help:refresh(),
  	% Test create
  	{ok, {{_Version1, 200, _ReasonPhrase1}, _Headers1, Body1}} = httpc:request(post, {?WEBMACHINE_URL++"/streams", [], "application/json", "{\n\"name\" : \"get\",\n\"private\" : \"true\"\n, \"user_id\" : \"search3\"}"}, [], []),
  
  	{ok, {{_VersionUser, 200, _ReasonPhraseUser}, _HeadersUser, _BodyUser}} = httpc:request(post, {?WEBMACHINE_URL++"/users", [], "application/json", "{\"username\":\"search\"}"}, [], []),
  	api_help:refresh(),
  
negative.code:                 DocId1 = lib_json:to_string(lib_json:get_field(Body1, "_id")),
  		api_help:refresh(),
  
  		{ok, {{_Version2, 200, _ReasonPhrase2}, _Headers2, Body2}} = httpc:request(post, {?WEBMACHINE_URL++"/streams", [], "application/json", "{\"name\" : \"test0001\", \"min_val\": \"0.0\" , \"max_val\": \"1.0\", \"user_id\" : \""++ UserName ++ "\"}"}, [], []),
  
  		DocId2 = lib_json:get_field(Body2,"_id"),
  
  