// @nuget: BenchmarkDotNet -Version 0.12.1

// @nuget: Microsoft.Experimental.Collections -Version 1.0.6-e190117-3

​

using System;

using BenchmarkDotNet.Running;

using BenchmarkDotNet.Configs;

using BenchmarkDotNet.Attributes;

using BenchmarkDotNet.Jobs;

using BenchmarkDotNet.Toolchains.InProcess.Emit;

using BenchmarkDotNet.Loggers;

using Perfolizer.Horology;

​

[assembly: System.Diagnostics.Debuggable(isJITTrackingEnabled: false, isJITOptimizerDisabled: false)]

​

BenchmarkRunner.Run<Benchmark>(DefaultConfig.Instance

    .AddJob(Job.Default

        .WithToolchain(new InProcessEmitToolchain(

            timeout: TimeSpan.FromSeconds(9), // timeout for .NET Fiddle

            logOutput: false)) // Intermediate logging

        // .WithLaunchCount(1)

        // .WithWarmupCount(1)

        // .WithIterationCount(2)

        .WithIterationTime(TimeInterval.FromMilliseconds(100)))

    .AddLogger(new ConsoleLogger(unicodeSupport: true, ConsoleLogger.CreateGrayScheme())) // Color codes are not supported in .NET Fiddle

    .WithOptions(ConfigOptions.DisableLogFile));

​

public class Benchmark

{

    //[Benchmark]

    public void NewDictionary()

    {

        var _ = new System.Collections.Generic.Dictionary<int, int>();

    }

    [Benchmark]

    public void NewDictionarySlim()

    {

        var _ = new Microsoft.Collections.Extensions.DictionarySlim<int, int>();

    }

    [Benchmark]

    public void NewConcurrentDictionary()

    {

        var _ = new System.Collections.Concurrent.ConcurrentDictionary<int, int>();

    }

}