JsonPathBench.cs

using System.Text.Json;
using System.Text.Json.Nodes;
using BenchmarkDotNet.Configs;
using Hyperbee.Json.Extensions;
using JsonCons.JsonPath;
using Newtonsoft.Json.Linq;

namespace ConsoleApp1;

[SimpleJob(RuntimeMoniker.Net90)]
[SimpleJob(RuntimeMoniker.Net80)]
[Orderer(SummaryOrderPolicy.FastestToSlowest)]
[GroupBenchmarksBy(BenchmarkLogicalGroupRule.ByJob)]
[MeanColumn, MemoryDiagnoser]
public class JsonPathBench
{
    private string[] _filters = null!;
    private string _json = null!;

    [Benchmark]
    public int JsonCons_JsonElement()
    {
        using var jsonDocument = JsonDocument.Parse(_json);
        var jsonElement = jsonDocument.RootElement;

        var result = 0;
        foreach (var filter in _filters)
        {
            var selectResult = JsonSelector.Select(jsonElement, filter);
            result += selectResult.Count;
        }

        return result;
    }

    [Benchmark]
    public int JsonPathNet_JsonNode()
    {
        using var jsonDocument = JsonDocument.Parse(_json);
        var jsonNode = JsonObject.Create(jsonDocument.RootElement);

        var result = 0;
        foreach (var filter in _filters)
        {
            var path = Json.Path.JsonPath.Parse(filter);
            var selectResult = path.Evaluate(jsonNode);
            result += selectResult.Matches.Count;
        }

        return result;
    }

    [Benchmark]
    public int JsonPathway_JsonElement()
    {
        using var jsonDocument = JsonDocument.Parse(_json);
        var jsonElement = jsonDocument.RootElement;

        var result = 0;
        foreach (var filter in _filters)
        {
            var selectResult = JsonPathway.JsonPath.ExecutePath(filter, jsonElement);
            result += selectResult.Count;
        }

        return result;
    }

    [Benchmark(Baseline = true)]
    public int Hyperbee_JsonElement()
    {
        using var jsonDocument = JsonDocument.Parse(_json);
        var jsonElement = jsonDocument.RootElement;

        var result = 0;
        foreach (var filter in _filters)
        {
            var selectResult = jsonElement.Select(filter);
            result += selectResult.Count();
        }

        return result;
    }

    [Benchmark]
    public int Hyperbee_JsonNode()
    {
        using var jsonDocument = JsonDocument.Parse(_json);
        var jsonNode = JsonObject.Create(jsonDocument.RootElement);

        var result = 0;
        foreach (var filter in _filters)
        {
            var selectResult = jsonNode.Select(filter);
            result += selectResult.Count();
        }

        return result;
    }

    [Benchmark]
    public int Newtonsoft_JObject()
    {
        var jObject = JObject.Parse(_json);

        var result = 0;
        foreach (var filter in _filters)
        {
            var selectResult = jObject.SelectTokens(filter);
            result += selectResult.Count();
        }

        return result;
    }

    [GlobalSetup]
    public void Setup()
    {
        _json =
            """
            {
              "store": {
                "book": [
                  {
                    "category": "reference",
                    "author": "Nigel Rees",
                    "title": "Sayings of the Century",
                    "price": 8.95
                  },
                  {
                    "category": "fiction",
                    "author": "Evelyn Waugh",
                    "title": "Sword of Honour",
                    "price": 12.99
                  },
                  {
                    "category": "fiction",
                    "author": "Herman Melville",
                    "title": "Moby Dick",
                    "isbn": "0-553-21311-3",
                    "price": 8.99
                  },
                  {
                    "category": "fiction",
                    "author": "J. R. R. Tolkien",
                    "title": "The Lord of the Rings",
                    "isbn": "0-395-19395-8",
                    "price": 22.99
                  }
                ],
                "bicycle": {
                  "color": "red",
                  "price": 19.95
                }
              }
            }
            """;

        _filters =
        [
            "$",
            "$.store.book[0]",
            "$.store..price",
            "$..book[0]",
            "$.store.*",
            "$.store.book[*].author",
            "$.store.book[-1:]",
            "$.store.book[0,1]",
            "$.store.book['category','author']",
            "$..book[?(@.isbn)]",
            "$.store.book[?(@.price == 8.99)]",
            "$..*",
            "$..book[?(@.price == 8.99 && @.category == 'fiction')]"
        ];
    }
}