AyCode.Core/AyCode.Benchmark/Workloads/Scenarios/MessagePackBenchmark.cs

60 lines
2.6 KiB
C#

#if !AYCODE_NATIVEAOT
using AyCode.Core.Tests.TestModels;
using MessagePack;
using MessagePack.Resolvers;
using System.Runtime.CompilerServices;
namespace AyCode.Core.Benchmarks.Workloads.Scenarios;
/// <summary>
/// MessagePack benchmark, Byte[] I/O mode. Excluded from NativeAOT build because v3's StandardResolver
/// falls back to DynamicGenericResolver for closed-generic types (List&lt;TestOrderItem_All_True&gt; et al.),
/// which uses Activator.CreateInstance on formatter types the AOT trimmer drops →
/// MissingMethodException at runtime. Available for regular JIT runs (<c>dotnet run</c>) only.
/// </summary>
public sealed class MessagePackBenchmark<T> : ISerializerBenchmark where T : class
{
private readonly T _order;
private readonly MessagePackSerializerOptions _options;
private readonly byte[] _serialized;
public BenchmarkEngine Engine => BenchmarkEngine.MessagePack;
public BenchmarkIoMode IoMode => BenchmarkIoMode.ByteArray;
public BenchmarkDispatchMode DispatchMode => BenchmarkDispatchMode.SGen; // MessagePack uses [MessagePackObject] source-generated formatters (StandardResolver)
public Type OrderType => typeof(T);
public string OptionsPreset { get; }
public int SerializedSize => _serialized.Length;
public long SetupSerializeAllocBytes => 0;
public long SetupDeserializeAllocBytes => 0;
public string OptionsDescription { get; }
public MessagePackBenchmark(T order, string optionsPreset)
{
_order = order;
OptionsPreset = optionsPreset;
//_options = ContractlessStandardResolver.Options.WithCompression(MessagePackCompression.None);
//_options = ContractlessStandardResolver.Options.WithCompression(MessagePackCompression.Lz4Block);
_options = MessagePackSerializerOptions.Standard.WithCompression(MessagePackCompression.None);
var isContractless = _options.Resolver is ContractlessStandardResolver;
OptionsDescription = $"Mode={( isContractless ? "Contractless" : "ContractBased")}, Compression={_options.Compression}";
_serialized = MessagePackSerializer.Serialize(order, _options);
}
[MethodImpl(MethodImplOptions.NoInlining)]
public void Serialize() => MessagePackSerializer.Serialize(_order, _options);
[MethodImpl(MethodImplOptions.NoInlining)]
public void Deserialize() => MessagePackSerializer.Deserialize<T>(_serialized, _options);
public bool VerifyRoundTrip()
{
var bytes = MessagePackSerializer.Serialize(_order, _options);
var roundTripped = MessagePackSerializer.Deserialize<T>(bytes, _options);
return RoundTripValidator.DeepEqualsViaJson(_order, roundTripped);
}
}
#endif