// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using System.Buffers;
using System.IO.Pipelines;
using System.Text;
using BenchmarkDotNet.Attributes;
 
namespace Microsoft.AspNetCore.WebUtilities;
 
public class FormReaderBenchmark
{
    [Benchmark]
    public async Task ReadSmallFormAsyncStream()
    {
        var bytes = Encoding.UTF8.GetBytes("foo=bar&baz=boo");
        var stream = new MemoryStream(bytes);
 
        for (var i = 0; i < 1000; i++)
        {
            var formReader = new FormReader(stream);
            await formReader.ReadFormAsync();
            stream.Position = 0;
        }
    }
 
    [Benchmark]
    public async Task ReadSmallFormAsyncPipe()
    {
        var pipe = new Pipe();
        var bytes = Encoding.UTF8.GetBytes("foo=bar&baz=boo");
 
        for (var i = 0; i < 1000; i++)
        {
            pipe.Writer.Write(bytes);
            pipe.Writer.Complete();
            var formReader = new FormPipeReader(pipe.Reader);
            await formReader.ReadFormAsync();
            pipe.Reader.Complete();
            pipe.Reset();
        }
    }
}