JsonParserByLeo/Test/Ben/FastJsonBench.mq5

//+------------------------------------------------------------------+
//|                                                FastJsonBench.mq5 |
//|                                   Copyright 2026, Niquel Mendoza |
//|                                             https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2026, Niquel Mendoza"
#property link      "https://www.mql5.com"
#property version   "1.00"
#property strict

//#define JSONBENCH_RUN_PARSE
//#define JSONBENCH_RUN_MIX

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
#include "Def.mqh"
// NOTA:
// Se esta usando uan version modificada (de mi parte) pero solo modificaque tema de public\private
// Para que peuda tener acceso al buffer y hacer el one copy una sola vez... por que la liberia no lo trae
// por defecto
#include "..\\..\\..\\fast_json\\fast_json.mqh"

// FastJson
#define LIBNAME "FastJson"

//+------------------------------------------------------------------+
//| Script program start function                                    |
//+------------------------------------------------------------------+
void OnStart()
 {
//---
  CJson json;

#ifdef JSONBENCH_RUN_PARSE
  json.ctx.len = StringToCharArray(g_json_data, json.ctx.buffer);
  InitTables();
  Sleep(250);
// ahora is testeo
  const ulong a  = GetMicrosecondCount();
  for(int i = 0; i < 1000; i++)
   {
    json.ParseData();
   }
  const ulong b = GetMicrosecondCount();
  Print("@", b - a);

#else


  json.Parse(g_json_test_access);

  CJsonNode root = json.GetRoot();
#ifdef JSONBENCH_RUN_MIX
  string keys[];
  const int n = root["wide_object"].GetKeys(keys);

//-- Random
  TSN::CRandom<Xoshiro256> xo;
  xo.Seed(JSONBENCH_ACCESO_XHOR_SEED);

// init
  double sump = 0.0, profit = 0.0;
  long tin = 0;

//--
  ulong a = GetMicrosecondCount();
  for(int i = 0; i < JSONBENCH_TOTAL_ITER_ACCESO; i++)
   {
    const string key = keys[xo.RandomInteger(0, n)];
    root["wide_object"][key];
   }
  ulong b = GetMicrosecondCount();

  Sleep(100);

  JSONBENCH_ACCES_CALL(JSONBENCH_TAGOP_ACCESO_WIDE)



  a = GetMicrosecondCount();
  for(int i = 0; i < JSONBENCH_TOTAL_ITER_ACCESO; i++)
   {
    root["deep_object"]["l1"]["l2"]["l3"]["l4"]["l5"]["l6"]["l7"]["l8"]["l9"]["l10"]["target"].ToString();
   }
  b = GetMicrosecondCount();

  Sleep(100);

  JSONBENCH_ACCES_CALL(JSONBENCH_TAGOP_ACCESO_DEEP)


  a = GetMicrosecondCount();
  for(int i = 0; i < JSONBENCH_TOTAL_ITER_ACCESO; i++)
   {
    const int index = xo.RandomInteger(0, 10000);
    tin += root["large_array"][index].ToInt(0);
   }
  b = GetMicrosecondCount();

  Sleep(100);

  JSONBENCH_ACCES_CALL(JSONBENCH_TAGOP_ACCESO_LARGE_ARR)


  a = GetMicrosecondCount();

  for(int k = 0; k < 500; k++)
   {
    sump += root["array_of_objects"][k]["price"].ToDouble(0.0);
    profit += root["array_of_objects"][k]["profit"].ToDouble(0.0);
    const int s = root["array_of_objects"][k]["tags"].Size();
    tin += StringLen(root["array_of_objects"][k]["tags"][k % s].ToString(NULL));
   }

  b = GetMicrosecondCount();

  Sleep(100);

  JSONBENCH_ACCES_CALL(JSONBENCH_TAGOP_ACCESO_MIX)


//----
  PrintFormat("sump=%.2f profit=%.2f tin=%d ", sump, profit, tin);
#else  // JSONBENCH_RUN_MIX
  uchar out[];
 root.SerializeExt(out);


  ulong a = GetMicrosecondCount();
  for(int i = 0; i < JSONBENCH_TOTAL_ITER_ACCESO; i++)
   {
    root.SerializeExt(out);
   }
  ulong b = GetMicrosecondCount();

  Sleep(100);

    JSONBENCH_SER


#endif // JSONBENCH_RUN_MIX

//---
  JSONBENCH_FINISH

#endif // JSONBENCH_RUN_PARSE
 }
//+------------------------------------------------------------------+

/*
2026.08.28 08:38:40.961 UtilHeader (EURUSD,H1) [MultiBen& - $[parse|twitter.json|FastJson|1000]
2026.08.28 08:38:47.087 FastJsonBench (EURUSD,H1) @1215738
2026.08.28 08:38:50.291 FastJsonBench (EURUSD,H1) @1214202
2026.08.28 08:38:53.243 FastJsonBench (EURUSD,H1) @1213988
2026.08.28 08:38:56.499 FastJsonBench (EURUSD,H1) @1216412
2026.08.28 08:38:59.496 FastJsonBench (EURUSD,H1) @1240167
2026.08.28 08:39:02.496 FastJsonBench (EURUSD,H1) @1213429
2026.08.28 08:39:05.561 FastJsonBench (EURUSD,H1) @1214146
2026.08.28 08:39:08.572 FastJsonBench (EURUSD,H1) @1236498
2026.08.28 08:39:38.820 UtilHeader (EURUSD,H1) [MultiBen& - %[FastJson]
2026.08.28 08:42:49.658 FastJsonBench (EURUSD,H1) @1246084

2026.10.03 15:20:45.170 FastJsonBench (EURUSD,H1) [acceso-wide] Time: 385
2026.10.03 15:20:45.280 FastJsonBench (EURUSD,H1) [acceso-deep] Time: 2236
2026.10.03 15:20:45.407 FastJsonBench (EURUSD,H1) [acceso-array-large] Time: 16872
2026.10.03 15:20:45.519 FastJsonBench (EURUSD,H1) [acceso-mixed-trading] Time: 2889
2026.10.03 15:20:45.519 FastJsonBench (EURUSD,H1) sump=537.48 profit=-337.50 tin=4927909
2026.10.03 15:20:46.522 FastJsonBench (EURUSD,H1) [acceso-wide] Time: 385
2026.10.03 15:20:46.635 FastJsonBench (EURUSD,H1) [acceso-deep] Time: 2294
2026.10.03 15:20:46.761 FastJsonBench (EURUSD,H1) [acceso-array-large] Time: 16435
2026.10.03 15:20:46.873 FastJsonBench (EURUSD,H1) [acceso-mixed-trading] Time: 2814
2026.10.03 15:20:46.873 FastJsonBench (EURUSD,H1) sump=537.48 profit=-337.50 tin=4927909


*/
//+------------------------------------------------------------------+