| //+------------------------------------------------------------------+
|
| //| Ben.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
|
|
|
| //+------------------------------------------------------------------+
|
| //| |
|
| //+------------------------------------------------------------------+
|
| #include "..\\..\\Src\\Json.mqh"
|
| #include "Def.mqh"
|
|
|
| #define LIBNAME "JsonParserByLeo"
|
|
|
| //+------------------------------------------------------------------+
|
| //| Script program start function |
|
| //+------------------------------------------------------------------+
|
| void OnStart()
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| {
|
| //---
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| TSN::CJsonParser parser;
|
|
|
| //--- Parseo
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| #ifdef JSONBENCH_RUN_PARSE
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| parser.Assing(g_json_data);
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| parser.CorrectPadding();
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|
|
| Sleep(500);
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|
|
| ulong a = GetMicrosecondCount();
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| for(int i = 0; i < JSONBENCH_TOTAL_ITER_PARSE; i++)
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| {
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| parser.Parse();
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| }
|
| ulong b = GetMicrosecondCount();
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|
|
| Sleep(250);
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|
|
| Print("@", (b - a));
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| //---
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| #else
|
|
|
| //--- previa
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| parser.Assing(g_json_test_access);
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| parser.CorrectPadding();
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| parser.Parse();
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| TSN::CJsonNode root = parser.GetRoot();
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| string keys[];
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| const int n = root["wide_object"].GetKeys(keys);
|
|
|
| //-- Random
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| Xoshiro256 xo;
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| xo.Seed(JSONBENCH_ACCESO_XHOR_SEED);
|
|
|
| // init
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| double sump = 0.0, profit = 0.0;
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| long tin = 0;
|
|
|
| //--
|
| ulong a = GetMicrosecondCount();
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| for(int i = 0; i < JSONBENCH_TOTAL_ITER_ACCESO; i++)
|
| {
|
| const string key = keys[xo.RandomInteger(0, n)];
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| root["wide_object"][key];
|
| }
|
| ulong b = GetMicrosecondCount();
|
|
|
| Sleep(100);
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|
|
| JSONBENCH_ACCES_CALL(JSONBENCH_TAGOP_ACCESO_WIDE)
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|
|
|
|
|
|
| a = GetMicrosecondCount();
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| for(int i = 0; i < JSONBENCH_TOTAL_ITER_ACCESO; i++)
|
| {
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| root["deep_object"]["l1"]["l2"]["l3"]["l4"]["l5"]["l6"]["l7"]["l8"]["l9"]["l10"]["target"].ToString();
|
| }
|
| b = GetMicrosecondCount();
|
|
|
| Sleep(100);
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|
|
| JSONBENCH_ACCES_CALL(JSONBENCH_TAGOP_ACCESO_DEEP)
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|
|
|
|
| a = GetMicrosecondCount();
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| for(int i = 0; i < JSONBENCH_TOTAL_ITER_ACCESO; i++)
|
| {
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| const int index = xo.RandomInteger(0, 10000);
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| tin += root["large_array"].AtHomegeneo(index).ToInt(0);
|
| }
|
| b = GetMicrosecondCount();
|
|
|
| Sleep(100);
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|
|
| JSONBENCH_ACCES_CALL(JSONBENCH_TAGOP_ACCESO_LARGE_ARR)
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|
|
|
|
| a = GetMicrosecondCount();
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|
|
| for(int k = 0; k < 500; k++)
|
| {
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| sump += root["array_of_objects"].At(k)["price"].ToDouble(0.0);
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| profit += root["array_of_objects"].At(k)["profit"].ToDouble(0.0);
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| tin += root["array_of_objects"].At(k)["tags"].Size();
|
| }
|
|
|
| b = GetMicrosecondCount();
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|
|
| Sleep(100);
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|
|
| JSONBENCH_ACCES_CALL(JSONBENCH_TAGOP_ACCESO_MIX)
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|
|
|
|
| //----
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| PrintFormat("sump=%.2f profit=%.2f tin=%d ", sump, profit, tin);
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|
|
| //---
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| JSONBENCH_FINISH
|
|
|
| //---
|
| #endif
|
| }
|
| //+------------------------------------------------------------------+
|
| /*
|
| 2026.08.28 08:32:02.709 UtilHeader (EURUSD,H1) [MultiBen& - $[parse|twitter.json|JsonParserByLeo|1000]
|
| 2026.08.28 08:32:12.732 JSPBLBench (EURUSD,H1) @672222
|
| 2026.08.28 08:32:16.829 JSPBLBench (EURUSD,H1) @648422
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| 2026.08.28 08:32:21.412 JSPBLBench (EURUSD,H1) @647487
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| 2026.08.28 08:32:25.529 JSPBLBench (EURUSD,H1) @648913
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| 2026.08.28 08:32:30.135 JSPBLBench (EURUSD,H1) @649396
|
| 2026.08.28 10:34:41.919 JSPBLBench (EURUSD,H1) [acceso-wide] Time: 136
|
| 2026.08.28 10:34:42.029 JSPBLBench (EURUSD,H1) [acceso-deep] Time: 657
|
| 2026.08.28 10:34:42.141 JSPBLBench (EURUSD,H1) [acceso-array-large] Time: 116
|
| 2026.08.28 10:34:42.253 JSPBLBench (EURUSD,H1) [acceso-mixed-trading] Time: 1787
|
| 2026.08.28 10:34:42.253 JSPBLBench (EURUSD,H1) sump=537.48 profit=-337.50 tin=4925578
|
| 2026.08.28 10:34:28.421 JSPBLBench (EURUSD,H1) [acceso-wide] Time: 137
|
| 2026.08.28 10:34:28.533 JSPBLBench (EURUSD,H1) [acceso-deep] Time: 679
|
| 2026.08.28 10:34:28.643 JSPBLBench (EURUSD,H1) [acceso-array-large] Time: 117
|
| 2026.08.28 10:34:28.755 JSPBLBench (EURUSD,H1) [acceso-mixed-trading] Time: 1823
|
| 2026.08.28 10:34:28.755 JSPBLBench (EURUSD,H1) sump=537.48 profit=-337.50 tin=4925578
|
| 2026.08.28 10:35:26.422 JSPBLBench (EURUSD,H1) [acceso-wide] Time: 136
|
| 2026.08.28 10:35:26.532 JSPBLBench (EURUSD,H1) [acceso-deep] Time: 697
|
| 2026.08.28 10:35:26.645 JSPBLBench (EURUSD,H1) [acceso-array-large] Time: 113
|
| 2026.08.28 10:35:26.757 JSPBLBench (EURUSD,H1) [acceso-mixed-trading] Time: 2403
|
| 2026.08.28 10:35:26.757 JSPBLBench (EURUSD,H1) sump=537.48 profit=-337.50 tin=4925578
|
| 2026.08.28 10:35:34.858 JSPBLBench (EURUSD,H1) [acceso-wide] Time: 137
|
| 2026.08.28 10:35:34.970 JSPBLBench (EURUSD,H1) [acceso-deep] Time: 661
|
| 2026.08.28 10:35:35.079 JSPBLBench (EURUSD,H1) [acceso-array-large] Time: 116
|
| 2026.08.28 10:35:35.193 JSPBLBench (EURUSD,H1) [acceso-mixed-trading] Time: 2485
|
| 2026.08.28 10:35:35.193 JSPBLBench (EURUSD,H1) sump=537.48 profit=-337.50 tin=4925578
|
|
|
| */
|
|
|
| /*
|
| //+------------------------------------------------------------------+
|
| //| |
|
| //+------------------------------------------------------------------+
|
| #define RYML_SINGLE_HDR_DEFINE_NOW
|
| #include "yaml.hpp"
|
|
|
| #include <chrono>
|
| #include <fstream>
|
| #include <iostream>
|
| #include <sstream>
|
| #include <stdexcept>
|
| #include <string>
|
| #include <vector>
|
| #include <thread>
|
|
|
| // ── Error handler ─────────────────────────────────────────────────────────────
|
| struct YamlErrorHandler {
|
| ryml::Callbacks original = ryml::get_callbacks();
|
|
|
| ryml::Callbacks callbacks() {
|
| ryml::Callbacks cb;
|
| cb.set_error_parse([](ryml::csubstr msg, ryml::ErrorDataParse const& e, void*) {
|
| throw std::runtime_error(
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| std::string(msg.str, msg.len) +
|
| " [linea " + std::to_string(e.ymlloc.line) +
|
| ", col " + std::to_string(e.ymlloc.col) + "]"
|
| );
|
| });
|
| cb.set_error_basic([](ryml::csubstr msg, ryml::ErrorDataBasic const&, void*) {
|
| throw std::runtime_error(std::string(msg.str, msg.len));
|
| });
|
| return cb;
|
| }
|
|
|
| void install() { ryml::set_callbacks(callbacks()); }
|
| void uninstall() { ryml::set_callbacks(original); }
|
| };
|
|
|
| // ── Leer archivo ──────────────────────────────────────────────────────────────
|
| std::string read_file(const char* path) {
|
| std::ifstream f(path);
|
| if (!f.is_open()) { std::cerr << "No se pudo abrir: " << path << "\n"; exit(1); }
|
| std::ostringstream ss;
|
| ss << f.rdbuf();
|
| return ss.str();
|
| }
|
|
|
| int main() {
|
| const char* YAML_PATH = R"(C:\Users\USER\Documents\te\twitter.json)";
|
| constexpr int WARMUP = 20;
|
| constexpr int ITERS = 1000;
|
|
|
| std::string content = read_file(YAML_PATH);
|
| std::cout << "Archivo : " << YAML_PATH << "\n";
|
| std::cout << "Tamanio : " << content.size() << " bytes ("
|
| << content.size() / 1024.0 << " KB)\n";
|
| std::cout << "Iteraciones : " << ITERS << "\n\n";
|
|
|
| // ── Buffer mutable ────────────────────────────────────────────────────────
|
| // parse_in_place MUTA el buffer en cada llamada.
|
| // Por eso se restaura desde 'content' antes de cada parse.
|
| std::vector<char> buf(content.begin(), content.end());
|
| buf.push_back('\0');
|
|
|
| // ── Instalar error handler global ─────────────────────────────────────────
|
| YamlErrorHandler errh;
|
| errh.install();
|
|
|
| // ── Parser y Tree reutilizados ────────────────────────────────────────────
|
| ryml::EventHandlerTree handler;
|
| ryml::Parser parser(&handler);
|
| ryml::Tree tree;
|
|
|
| // ── Warm-up ───────────────────────────────────────────────────────────────
|
| std::cout << "Warm-up (" << WARMUP << " iteraciones)...\n";
|
| try {
|
| for (int i = 0; i < WARMUP; i++) {
|
| std::copy(content.begin(), content.end(), buf.begin()); // restaurar buffer
|
| ryml::substr yaml_src(buf.data(), content.size());
|
| tree.clear();
|
| ryml::parse_in_place(&parser, "test.yaml", yaml_src, &tree);
|
| }
|
| }
|
| catch (const std::exception& e) {
|
| std::cerr << "\nError en YAML:\n " << e.what() << "\n";
|
| errh.uninstall();
|
| return 1;
|
| }
|
| std::cout << "Warm-up OK\n\n";
|
|
|
| // ── Benchmark ─────────────────────────────────────────────────────────────
|
| std::cout << "Benchmark (" << ITERS << " iteraciones)...\n";
|
| double ms_total = 0.0;
|
|
|
| try {
|
| for (int i = 0; i < ITERS; i++) {
|
| std::copy(content.begin(), content.end(), buf.begin()); // restaurar buffer
|
| ryml::substr yaml_src(buf.data(), content.size());
|
| tree.clear();
|
|
|
| auto t0 = std::chrono::high_resolution_clock::now();
|
| ryml::parse_in_place(&parser, "test.yaml", yaml_src, &tree);
|
| auto t1 = std::chrono::high_resolution_clock::now();
|
| ms_total += std::chrono::duration<double, std::milli>(t1 - t0).count();
|
| }
|
| }
|
| catch (const std::exception& e) {
|
| std::cerr << "\nError en YAML:\n " << e.what() << "\n";
|
| errh.uninstall();
|
| return 1;
|
| }
|
|
|
| errh.uninstall();
|
|
|
| // ── Resultados ────────────────────────────────────────────────────────────
|
|
|
| double ms_iter = ms_total / ITERS;
|
| double mb_s = (content.size() / 1024.0 / 1024.0) / (ms_total / 1000.0 / ITERS);
|
|
|
| std::cout << "\n=== Resultados ===\n";
|
| std::cout << "Total : " << ms_total << " ms\n";
|
| std::cout << "Media/iter : " << ms_iter << " ms\n";
|
| std::cout << "Throughput : " << mb_s << " MB/s\n";
|
|
|
| std::this_thread::sleep_for(std::chrono::seconds(10));
|
|
|
| return 0;
|
| }
|
|
|
| Archivo : C:\Users\USER\Documents\te\twitter.json
|
| Tamanio : 631515 bytes (616.714 KB)
|
| Iteraciones : 1000
|
|
|
| Warm-up (20 iteraciones)...
|
| Warm-up OK
|
|
|
| Benchmark (1000 iteraciones)...
|
| === Resultados ===
|
| Total : 2846.55 ms
|
| Media/iter : 2.84655 ms
|
| Throughput : 211.575 MB/s
|
| */
|
| //+------------------------------------------------------------------+
|
