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KuraiAndrasKuraiAndras
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Merge pull request #29 from KuraiAndras/develop
Fast MediatR 1.0.0
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‎.github/workflows/publish.yml‎

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with:
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PROJECT_FILE_PATH: Injecter/Injecter.csproj
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TAG_COMMIT: "false"
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NUGET_KEY: ${{secrets.NUGET_API_KEY}} # nuget.org API key
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NUGET_KEY: ${{secrets.NUGET_API_KEY}}
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- name: Publish Injecter.Avalonia to nuget.org
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uses: rohith/publish-nuget@v2
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with:
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PROJECT_FILE_PATH: Injecter.Avalonia/Injecter.Avalonia.csproj
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TAG_COMMIT: "false"
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NUGET_KEY: ${{secrets.NUGET_API_KEY}} # nuget.org API key
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NUGET_KEY: ${{secrets.NUGET_API_KEY}}
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- name: Publish Injecter.Wpf to nuget.org
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uses: rohith/publish-nuget@v2
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with:
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PROJECT_FILE_PATH: Injecter.Wpf/Injecter.Wpf.csproj
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TAG_COMMIT: "false"
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NUGET_KEY: ${{secrets.NUGET_API_KEY}} # nuget.org API key
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NUGET_KEY: ${{secrets.NUGET_API_KEY}}
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- name: Publish Injecter.Xamarin.Forms to nuget.org
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uses: rohith/publish-nuget@v2
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with:
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PROJECT_FILE_PATH: Injecter.Xamarin.Forms/Injecter.Xamarin.Forms.csproj
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TAG_COMMIT: "false"
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NUGET_KEY: ${{secrets.NUGET_API_KEY}} # nuget.org API key
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NUGET_KEY: ${{secrets.NUGET_API_KEY}}
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- name: Publish Injecter.Unity to openupm
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uses: Klemensas/action-autotag@stable
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with:
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PROJECT_FILE_PATH: Injecter.Uwp/Injecter.Uwp.csproj
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TAG_COMMIT: "false"
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NUGET_KEY: ${{secrets.NUGET_API_KEY}} # nuget.org API key
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NUGET_KEY: ${{secrets.NUGET_API_KEY}}
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- name: Publish Injecter.FastMediatR to nuget.org
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uses: rohith/publish-nuget@v2
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with:
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PROJECT_FILE_PATH: Injecter.FastMediatR/Injecter.FastMediatR.csproj
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TAG_COMMIT: "false"
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NUGET_KEY: ${{secrets.NUGET_API_KEY}}

‎Injecter.FastMediatR.Tests/.editorconfig‎

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[*.cs]
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# CA1062: Validate arguments of public methods
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dotnet_diagnostic.CA1062.severity = none

‎Injecter.FastMediatR.Tests/Add.cs‎

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using MediatR;
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namespace Injecter.FastMediatR.Tests
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{
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public sealed class Add : IRequest<int>
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{
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public int A { get; set; }
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public int B { get; set; }
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}
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}

‎Injecter.FastMediatR.Tests/AddHandler.cs‎

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using System.Threading;
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using System.Threading.Tasks;
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namespace Injecter.FastMediatR.Tests
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{
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public sealed class AddHandler : ISyncHandler<Add, int>
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{
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public Task<int> Handle(Add request, CancellationToken cancellationToken) => Task.FromResult(HandleSync(request));
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public int HandleSync(Add request) => request.A + request.B;
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}
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}

‎Injecter.FastMediatR.Tests/FastMediatRTests.cs‎

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using MediatR;
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using Microsoft.Extensions.DependencyInjection;
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using System;
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using System.Diagnostics;
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using Xunit;
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namespace Injecter.FastMediatR.Tests
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{
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public sealed class FastMediatRTests : IDisposable
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{
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private readonly IServiceProvider _serviceProvider;
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public FastMediatRTests() =>
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_serviceProvider = new ServiceCollection()
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.AddFastMediatR()
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.AddMediatR(typeof(FastMediatRTests).Assembly)
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.BuildServiceProvider();
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[Fact]
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public void FastMediatRWorks()
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{
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// Arrange
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var fastMediator = _serviceProvider.GetRequiredService<IFastMediator>();
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var request = new Add { A = 1, B = 1 };
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// Act
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var result = fastMediator.SendSync(request);
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// Assert
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Assert.Equal(2, result);
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}
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[Fact]
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public void SendNoResponseWorks()
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{
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// Arrange
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var fastMediator = _serviceProvider.GetRequiredService<IFastMediator>();
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var request = new NoResponse();
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// Act
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fastMediator.SendSync(request);
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// Assert
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Assert.True(true);
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}
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[Theory]
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[InlineData(10)]
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[InlineData(100)]
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[InlineData(1000)]
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[InlineData(10000)]
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public void FastMediatRMightBeFasterThanSyncing(int iterationCount)
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{
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// Arrange
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var fastMediator = _serviceProvider.GetRequiredService<IFastMediator>();
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var mediator = _serviceProvider.GetRequiredService<IMediator>();
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var request = new Add { A = 1, B = 1 };
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// Act
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var stopwatch = Stopwatch.StartNew();
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for (var i = 0; i < iterationCount; i++)
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{
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mediator.Send(request).GetAwaiter().GetResult();
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}
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stopwatch.Stop();
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var mediatorTime = stopwatch.Elapsed;
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stopwatch.Restart();
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for (var i = 0; i < iterationCount; i++)
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{
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fastMediator.SendSync(request);
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}
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stopwatch.Stop();
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var fastMediatorTime = stopwatch.Elapsed;
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// Assert
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Assert.True(mediatorTime > fastMediatorTime);
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}
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public void Dispose()
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{
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if (_serviceProvider is IDisposable d) d.Dispose();
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}
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}
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}

‎Injecter.FastMediatR.Tests/Injecter.FastMediatR.Tests.csproj‎

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<TargetFramework>netcoreapp3.1</TargetFramework>
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<IsPackable>false</IsPackable>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="coverlet.collector" Version="1.2.1">
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<PrivateAssets>all</PrivateAssets>
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<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
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</PackageReference>
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<PackageReference Include="coverlet.msbuild" Version="2.8.1">
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<PrivateAssets>all</PrivateAssets>
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<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
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</PackageReference>
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<PackageReference Include="MediatR.Extensions.Microsoft.DependencyInjection" Version="8.0.0" />
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<PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="3.1.3" />
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<PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.6.1" />
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<PackageReference Include="Microsoft.CodeAnalysis.FxCopAnalyzers" Version="2.9.8">
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<PrivateAssets>all</PrivateAssets>
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<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
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</PackageReference>
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<PackageReference Include="Roslynator.Analyzers" Version="2.3.0">
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<PrivateAssets>all</PrivateAssets>
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<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
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</PackageReference>
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<PackageReference Include="SonarAnalyzer.CSharp" Version="8.6.0.16497">
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<PrivateAssets>all</PrivateAssets>
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<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
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</PackageReference>
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<PackageReference Include="StyleCop.Analyzers" Version="1.1.118">
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<PrivateAssets>all</PrivateAssets>
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<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
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</PackageReference>
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<PackageReference Include="xunit" Version="2.4.1" />
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<PackageReference Include="xunit.runner.visualstudio" Version="2.4.1">
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<PrivateAssets>all</PrivateAssets>
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<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
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</PackageReference>
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</ItemGroup>
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<ItemGroup>
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<ProjectReference Include="..\Injecter.FastMediatR\Injecter.FastMediatR.csproj" />
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</ItemGroup>
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</Project>

‎Injecter.FastMediatR.Tests/NoResponse.cs‎

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using MediatR;
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namespace Injecter.FastMediatR.Tests
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{
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public sealed class NoResponse : IRequest
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{
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}
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}

‎Injecter.FastMediatR.Tests/NoResponseHandler.cs‎

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using MediatR;
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using System.Threading;
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using System.Threading.Tasks;
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namespace Injecter.FastMediatR.Tests
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{
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public sealed class NoResponseHandler : ISyncHandler<NoResponse, Unit>
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{
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public Task<Unit> Handle(NoResponse request, CancellationToken cancellationToken) => Task.FromResult(HandleSync(request));
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public Unit HandleSync(NoResponse request) => Unit.Value;
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}
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}

‎Injecter.FastMediatR/DefaultFastMediator.cs‎

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using MediatR;
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using System;
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using System.Collections.Generic;
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using System.Reflection;
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namespace Injecter.FastMediatR
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{
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#pragma warning disable CA1062 // Validate arguments of public methods
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public sealed class DefaultFastMediator : IFastMediator
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{
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private const string HandleMethodName = nameof(ISyncHandler<IRequest, Unit>.HandleSync);
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private readonly IServiceProvider _serviceProvider;
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private readonly Type _openHandlerType = typeof(ISyncHandler<,>);
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private readonly Type _openRegularHandlerType = typeof(IRequestHandler<,>);
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private readonly Dictionary<Type, (object concreteHandler, MethodInfo methodInfo)> _handlers = new Dictionary<Type, (object concreteHandler, MethodInfo methodInfo)>();
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public DefaultFastMediator(IServiceProvider serviceProvider) => _serviceProvider = serviceProvider;
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public void Dispose()
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{
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if (_serviceProvider is IDisposable d) d.Dispose();
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_handlers.Clear();
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}
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public void SendSync(IRequest request) => SendSyncInternal(request);
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public TResponse SendSync<TResponse>(IRequest<TResponse> request) => SendSyncInternal(request);
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private TResponse SendSyncInternal<TResponse>(IRequest<TResponse> request)
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{
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var requestType = request.GetType();
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var responseType = typeof(TResponse);
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var handlerType = _openHandlerType.MakeGenericType(requestType, responseType);
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if (!_handlers.TryGetValue(handlerType, out var handler))
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{
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var regularHandlerType = _openRegularHandlerType.MakeGenericType(requestType, responseType);
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handler.methodInfo = handlerType.GetMethod(HandleMethodName, BindingFlags.Instance | BindingFlags.Public);
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handler.concreteHandler = _serviceProvider.GetService(regularHandlerType);
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_handlers.Add(handlerType, handler);
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}
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// ReSharper disable once PossibleNullReferenceException
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return (TResponse)handler.methodInfo.Invoke(handler.concreteHandler, new object[] { request });
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}
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}
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#pragma warning restore CA1062 // Validate arguments of public methods
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}

‎Injecter.FastMediatR/IFastMediator.cs‎

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using MediatR;
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using System;
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namespace Injecter.FastMediatR
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{
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public interface IFastMediator : IDisposable
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{
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void SendSync(IRequest request);
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TResponse SendSync<TResponse>(IRequest<TResponse> request);
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}
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}

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