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test(cqrs): 补充 stream invoker provider 生成断言

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- 新增 stream invoker provider runtime fixture，复用 request provider 测试风格锁定 descriptor 和静态 invoker 形状

- 补充 Phase 8 stream invoker provider 回归测试骨架，并暂时以 Ignore 挂起等待主线程生成实现落地
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gewuyou 2026-04-30 13:14:29 +08:00
parent 98477068d6
commit f17f9f3da6
1 changed files with 166 additions and 0 deletions
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166
GFramework.SourceGenerators.Tests/Cqrs/CqrsHandlerRegistryGeneratorTests.cs
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@ -1790,6 +1790,112 @@ public class CqrsHandlerRegistryGeneratorTests
}
""";
private const string StreamInvokerProviderSource = """
using System;
using System.Collections.Generic;
using System.Reflection;
using System.Threading;
using System.Threading.Tasks;
namespace Microsoft.Extensions.DependencyInjection
{
public interface IServiceCollection { }
public static class ServiceCollectionServiceExtensions
{
public static void AddTransient(IServiceCollection services, Type serviceType, Type implementationType) { }
}
}
namespace GFramework.Core.Abstractions.Logging
{
public interface ILogger
{
void Debug(string msg);
}
}
namespace GFramework.Cqrs.Abstractions.Cqrs
{
public interface IRequest<TResponse> { }
public interface INotification { }
public interface IStreamRequest<TResponse> { }
public interface IRequestHandler<in TRequest, TResponse> where TRequest : IRequest<TResponse>
{
ValueTask<TResponse> Handle(TRequest request, CancellationToken cancellationToken);
}
public interface INotificationHandler<in TNotification> where TNotification : INotification { }
public interface IStreamRequestHandler<in TRequest, out TResponse> where TRequest : IStreamRequest<TResponse>
{
IAsyncEnumerable<TResponse> Handle(TRequest request, CancellationToken cancellationToken);
}
}
namespace GFramework.Cqrs
{
public interface ICqrsHandlerRegistry
{
void Register(Microsoft.Extensions.DependencyInjection.IServiceCollection services, GFramework.Core.Abstractions.Logging.ILogger logger);
}
public interface ICqrsStreamInvokerProvider
{
bool TryGetDescriptor(Type requestType, Type responseType, out CqrsStreamInvokerDescriptor? descriptor);
}
public interface IEnumeratesCqrsStreamInvokerDescriptors
{
IReadOnlyList<CqrsStreamInvokerDescriptorEntry> GetDescriptors();
}
public sealed class CqrsStreamInvokerDescriptor
{
public CqrsStreamInvokerDescriptor(Type handlerType, MethodInfo invokerMethod) { }
}
public sealed class CqrsStreamInvokerDescriptorEntry
{
public CqrsStreamInvokerDescriptorEntry(Type requestType, Type responseType, CqrsStreamInvokerDescriptor descriptor)
{
RequestType = requestType;
ResponseType = responseType;
Descriptor = descriptor;
}
public Type RequestType { get; }
public Type ResponseType { get; }
public CqrsStreamInvokerDescriptor Descriptor { get; }
}
[AttributeUsage(AttributeTargets.Assembly, AllowMultiple = true)]
public sealed class CqrsHandlerRegistryAttribute : Attribute
{
public CqrsHandlerRegistryAttribute(Type registryType) { }
}
}
namespace TestApp
{
using GFramework.Cqrs.Abstractions.Cqrs;
public sealed record VisibleStream(int Count) : IStreamRequest<int>;
public sealed class VisibleStreamHandler : IStreamRequestHandler<VisibleStream, int>
{
public async IAsyncEnumerable<int> Handle(VisibleStream request, CancellationToken cancellationToken)
{
yield return request.Count;
await Task.CompletedTask;
}
}
}
""";
/// <summary>
/// 验证生成器会为当前程序集中的 request、notification 和 stream 处理器生成稳定顺序的注册器。
/// </summary>
@ -2387,6 +2493,66 @@ public class CqrsHandlerRegistryGeneratorTests
});
}
/// <summary>
/// 验证当 runtime 暴露 stream invoker provider 契约时，生成器会让 generated registry 同时发射
/// stream invoker 描述符与对应的开放静态 invoker 方法。
/// </summary>
[Test]
[Ignore("Enable after generated stream invoker provider / descriptor emission lands in Phase 8.")]
public void Emits_Stream_Invoker_Provider_Metadata_When_Runtime_Contract_Is_Available()
{
var execution = ExecuteGenerator(StreamInvokerProviderSource);
var inputCompilationErrors = execution.InputCompilationDiagnostics
.Where(static diagnostic => diagnostic.Severity == DiagnosticSeverity.Error)
.ToArray();
var generatedCompilationErrors = execution.GeneratedCompilationDiagnostics
.Where(static diagnostic => diagnostic.Severity == DiagnosticSeverity.Error)
.ToArray();
var generatorErrors = execution.GeneratorDiagnostics
.Where(static diagnostic => diagnostic.Severity == DiagnosticSeverity.Error)
.ToArray();
Assert.Multiple(() =>
{
Assert.That(inputCompilationErrors, Is.Empty);
Assert.That(generatedCompilationErrors, Is.Empty);
Assert.That(generatorErrors, Is.Empty);
Assert.That(execution.GeneratedSources, Has.Length.EqualTo(1));
Assert.That(execution.GeneratedSources[0].filename, Is.EqualTo("CqrsHandlerRegistry.g.cs"));
var generatedSource = execution.GeneratedSources[0].content;
Assert.That(
generatedSource,
Does.Contain(
"internal sealed class __GFrameworkGeneratedCqrsHandlerRegistry : global::GFramework.Cqrs.ICqrsHandlerRegistry, global::GFramework.Cqrs.ICqrsStreamInvokerProvider, global::GFramework.Cqrs.IEnumeratesCqrsStreamInvokerDescriptors"));
Assert.That(
generatedSource,
Does.Contain(
"new global::GFramework.Cqrs.CqrsStreamInvokerDescriptorEntry(typeof(global::TestApp.VisibleStream), typeof(int),"));
Assert.That(
generatedSource,
Does.Contain(
"new global::GFramework.Cqrs.CqrsStreamInvokerDescriptor(typeof(global::GFramework.Cqrs.Abstractions.Cqrs.IStreamRequestHandler<global::TestApp.VisibleStream, int>), typeof(__GFrameworkGeneratedCqrsHandlerRegistry).GetMethod(nameof(InvokeStreamHandler0), global::System.Reflection.BindingFlags.NonPublic | global::System.Reflection.BindingFlags.Static)!)"));
Assert.That(
generatedSource,
Does.Contain(
"public bool TryGetDescriptor(global::System.Type requestType, global::System.Type responseType, out global::GFramework.Cqrs.CqrsStreamInvokerDescriptor? descriptor)"));
Assert.That(
generatedSource,
Does.Contain(
"private static object InvokeStreamHandler0(object handler, object request, global::System.Threading.CancellationToken cancellationToken)"));
Assert.That(
generatedSource,
Does.Contain(
"var typedHandler = (global::GFramework.Cqrs.Abstractions.Cqrs.IStreamRequestHandler<global::TestApp.VisibleStream, int>)handler;"));
Assert.That(
generatedSource,
Does.Contain("return typedHandler.Handle(typedRequest, cancellationToken);"));
Assert.That(
generatedSource,
Does.Contain(
"public global::System.Collections.Generic.IReadOnlyList<global::GFramework.Cqrs.CqrsStreamInvokerDescriptorEntry> GetDescriptors()"));
});
}
/// <summary>
/// 验证日志字符串转义会覆盖换行、反斜杠和双引号，避免生成代码中的字符串字面量被意外截断。
/// </summary>