aop-benchmark.cs

using AspectCore.Configuration;
using AspectCore.DynamicProxy;
using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Running;

_ = BenchmarkRunner.Run<Benchmark>();

public class LoggerInterceptor : AbstractInterceptor
{
    public override async Task Invoke(AspectContext context, AspectDelegate next)
    {
        await next(context); // Run the function
    }
}

public interface IFoo
{
    Task<int> Bar(int input);
}

class Foo : IFoo
{
    public async Task<int> Bar(int input)
    {
        await Task.Delay(TimeSpan.FromMilliseconds(10));
        return input * 2;
    }
}


public class Benchmark
{
    private IFoo _normal = new Foo();
    private IFoo _proxied;

    public Benchmark()
    {
        var generator = new ProxyGeneratorBuilder()
            .Configure(c =>
            {
                c.Interceptors.Add(
                    new TypeInterceptorFactory(
                        typeof(LoggerInterceptor),
                        Array.Empty<object>()));
            })
            .Build();
        var actual = new Foo();
        _proxied = generator.CreateInterfaceProxy<IFoo>(actual);
    }

    [Benchmark]
    public async Task<int> Normal()
    {
        var result = await _normal.Bar(42);
        return result;
    }

    [Benchmark]
    public async Task<int> Proxied()
    {
        var result = await _proxied.Bar(42);
        return result;
    }
}

// * Summary *

BenchmarkDotNet=v0.13.4, OS=macOS 13.2.1 (22D68) [Darwin 22.3.0]
Apple M1, 1 CPU, 8 logical and 8 physical cores
.NET SDK=7.0.400
  [Host]     : .NET 7.0.10 (7.0.1023.36312), Arm64 RyuJIT AdvSIMD
  DefaultJob : .NET 7.0.10 (7.0.1023.36312), Arm64 RyuJIT AdvSIMD


|  Method |     Mean |    Error |   StdDev |
|-------- |---------:|---------:|---------:|
|  Normal | 10.97 ms | 0.033 ms | 0.027 ms |
| Proxied | 10.98 ms | 0.043 ms | 0.040 ms |