mirror of
https://github.com/GeWuYou/GFramework.git
synced 2026-05-06 16:16:44 +08:00
525 lines
22 KiB
C#
525 lines
22 KiB
C#
// Copyright (c) 2025-2026 GeWuYou
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// SPDX-License-Identifier: Apache-2.0
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using GFramework.Core.Abstractions.Logging;
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using GFramework.Core.Architectures;
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using GFramework.Core.Ioc;
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using GFramework.Core.Logging;
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using GFramework.Cqrs.Abstractions.Cqrs;
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namespace GFramework.Cqrs.Tests.Cqrs;
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/// <summary>
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/// 验证 CQRS dispatcher 会缓存热路径中的 dispatch binding。
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/// </summary>
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[TestFixture]
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[NonParallelizable]
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internal sealed class CqrsDispatcherCacheTests
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{
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private MicrosoftDiContainer? _container;
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private ArchitectureContext? _context;
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/// <summary>
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/// 初始化测试上下文。
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/// </summary>
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[SetUp]
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public void SetUp()
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{
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LoggerFactoryResolver.Provider = new ConsoleLoggerFactoryProvider();
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_container = new MicrosoftDiContainer();
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_container.RegisterCqrsPipelineBehavior<DispatcherPipelineCacheBehavior>();
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_container.RegisterCqrsPipelineBehavior<DispatcherPipelineContextRefreshBehavior>();
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_container.RegisterCqrsPipelineBehavior<DispatcherPipelineOrderOuterBehavior>();
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_container.RegisterCqrsPipelineBehavior<DispatcherPipelineOrderInnerBehavior>();
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CqrsTestRuntime.RegisterHandlers(
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_container,
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typeof(CqrsDispatcherCacheTests).Assembly,
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typeof(ArchitectureContext).Assembly);
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_container.Freeze();
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_context = new ArchitectureContext(_container);
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DispatcherNotificationContextRefreshState.Reset();
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DispatcherPipelineContextRefreshState.Reset();
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DispatcherStreamContextRefreshState.Reset();
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ClearDispatcherCaches();
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}
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/// <summary>
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/// 清理测试上下文引用。
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/// </summary>
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[TearDown]
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public void TearDown()
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{
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_context = null;
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_container = null;
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}
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/// <summary>
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/// 验证相同消息类型重复分发时，不会重复扩张 dispatch binding 缓存。
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/// </summary>
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[Test]
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public async Task Dispatcher_Should_Cache_Dispatch_Bindings_After_First_Dispatch()
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{
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var notificationBindings = GetCacheField("NotificationDispatchBindings");
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var requestBindings = GetCacheField("RequestDispatchBindings");
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var streamBindings = GetCacheField("StreamDispatchBindings");
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Assert.Multiple(() =>
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{
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Assert.That(
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GetSingleKeyCacheValue(notificationBindings, typeof(DispatcherCacheNotification)),
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Is.Null);
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Assert.That(
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GetPairCacheValue(requestBindings, typeof(DispatcherCacheRequest), typeof(int)),
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Is.Null);
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Assert.That(
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GetPairCacheValue(requestBindings, typeof(DispatcherPipelineCacheRequest), typeof(int)),
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Is.Null);
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Assert.That(
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GetPairCacheValue(streamBindings, typeof(DispatcherCacheStreamRequest), typeof(int)),
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Is.Null);
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});
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await _context!.SendRequestAsync(new DispatcherCacheRequest());
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await _context.SendRequestAsync(new DispatcherPipelineCacheRequest());
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await _context.PublishAsync(new DispatcherCacheNotification());
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await DrainAsync(_context.CreateStream(new DispatcherCacheStreamRequest()));
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var notificationAfterFirstDispatch =
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GetSingleKeyCacheValue(notificationBindings, typeof(DispatcherCacheNotification));
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var requestAfterFirstDispatch =
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GetPairCacheValue(requestBindings, typeof(DispatcherCacheRequest), typeof(int));
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var pipelineAfterFirstDispatch =
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GetPairCacheValue(requestBindings, typeof(DispatcherPipelineCacheRequest), typeof(int));
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var streamAfterFirstDispatch =
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GetPairCacheValue(streamBindings, typeof(DispatcherCacheStreamRequest), typeof(int));
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await _context.SendRequestAsync(new DispatcherCacheRequest());
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await _context.SendRequestAsync(new DispatcherPipelineCacheRequest());
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await _context.PublishAsync(new DispatcherCacheNotification());
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await DrainAsync(_context.CreateStream(new DispatcherCacheStreamRequest()));
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Assert.Multiple(() =>
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{
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Assert.That(notificationAfterFirstDispatch, Is.Not.Null);
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Assert.That(requestAfterFirstDispatch, Is.Not.Null);
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Assert.That(pipelineAfterFirstDispatch, Is.Not.Null);
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Assert.That(streamAfterFirstDispatch, Is.Not.Null);
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Assert.That(
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GetSingleKeyCacheValue(notificationBindings, typeof(DispatcherCacheNotification)),
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Is.SameAs(notificationAfterFirstDispatch));
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Assert.That(
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GetPairCacheValue(requestBindings, typeof(DispatcherCacheRequest), typeof(int)),
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Is.SameAs(requestAfterFirstDispatch));
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Assert.That(
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GetPairCacheValue(requestBindings, typeof(DispatcherPipelineCacheRequest), typeof(int)),
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Is.SameAs(pipelineAfterFirstDispatch));
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Assert.That(
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GetPairCacheValue(streamBindings, typeof(DispatcherCacheStreamRequest), typeof(int)),
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Is.SameAs(streamAfterFirstDispatch));
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});
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}
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/// <summary>
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/// 验证 request dispatch binding 会按响应类型分别缓存，避免不同响应类型共用 object 结果桥接。
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/// </summary>
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[Test]
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public async Task Dispatcher_Should_Cache_Request_Dispatch_Bindings_Per_Response_Type()
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{
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var requestBindings = GetCacheField("RequestDispatchBindings");
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await _context!.SendRequestAsync(new DispatcherCacheRequest());
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await _context.SendRequestAsync(new DispatcherStringCacheRequest());
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var intAfterFirstDispatch =
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GetPairCacheValue(requestBindings, typeof(DispatcherCacheRequest), typeof(int));
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var stringAfterFirstDispatch =
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GetPairCacheValue(requestBindings, typeof(DispatcherStringCacheRequest), typeof(string));
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await _context.SendRequestAsync(new DispatcherCacheRequest());
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await _context.SendRequestAsync(new DispatcherStringCacheRequest());
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Assert.Multiple(() =>
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{
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Assert.That(intAfterFirstDispatch, Is.Not.Null);
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Assert.That(stringAfterFirstDispatch, Is.Not.Null);
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Assert.That(intAfterFirstDispatch, Is.Not.SameAs(stringAfterFirstDispatch));
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Assert.That(
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GetPairCacheValue(requestBindings, typeof(DispatcherCacheRequest), typeof(int)),
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Is.SameAs(intAfterFirstDispatch));
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Assert.That(
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GetPairCacheValue(requestBindings, typeof(DispatcherStringCacheRequest), typeof(string)),
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Is.SameAs(stringAfterFirstDispatch));
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});
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}
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/// <summary>
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/// 验证 request pipeline executor 会按行为数量在 binding 内首次创建并在后续分发中复用。
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/// </summary>
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[Test]
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public async Task Dispatcher_Should_Cache_Request_Pipeline_Executors_Per_Behavior_Count()
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{
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var requestBindings = GetCacheField("RequestDispatchBindings");
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Assert.Multiple(() =>
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{
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Assert.That(
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GetRequestPipelineExecutorValue(
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requestBindings,
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typeof(DispatcherPipelineCacheRequest),
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typeof(int),
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1),
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Is.Null);
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Assert.That(
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GetRequestPipelineExecutorValue(
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requestBindings,
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typeof(DispatcherPipelineOrderCacheRequest),
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typeof(int),
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2),
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Is.Null);
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});
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await _context!.SendRequestAsync(new DispatcherPipelineCacheRequest());
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await _context.SendRequestAsync(new DispatcherPipelineOrderCacheRequest());
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var singleBehaviorExecutor = GetRequestPipelineExecutorValue(
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requestBindings,
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typeof(DispatcherPipelineCacheRequest),
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typeof(int),
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1);
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var twoBehaviorExecutor = GetRequestPipelineExecutorValue(
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requestBindings,
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typeof(DispatcherPipelineOrderCacheRequest),
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typeof(int),
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2);
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await _context.SendRequestAsync(new DispatcherPipelineCacheRequest());
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await _context.SendRequestAsync(new DispatcherPipelineOrderCacheRequest());
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Assert.Multiple(() =>
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{
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Assert.That(singleBehaviorExecutor, Is.Not.Null);
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Assert.That(twoBehaviorExecutor, Is.Not.Null);
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Assert.That(singleBehaviorExecutor, Is.Not.SameAs(twoBehaviorExecutor));
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Assert.That(
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GetRequestPipelineExecutorValue(
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requestBindings,
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typeof(DispatcherPipelineCacheRequest),
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typeof(int),
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1),
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Is.SameAs(singleBehaviorExecutor));
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Assert.That(
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GetRequestPipelineExecutorValue(
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requestBindings,
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typeof(DispatcherPipelineOrderCacheRequest),
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typeof(int),
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2),
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Is.SameAs(twoBehaviorExecutor));
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});
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}
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/// <summary>
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/// 验证复用缓存的 request pipeline executor 后，行为顺序和最终处理器顺序保持不变。
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/// </summary>
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[Test]
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public async Task Dispatcher_Should_Preserve_Request_Pipeline_Order_When_Reusing_Cached_Executor()
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{
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DispatcherPipelineOrderState.Reset();
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await _context!.SendRequestAsync(new DispatcherPipelineOrderCacheRequest());
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var firstInvocation = DispatcherPipelineOrderState.Steps.ToArray();
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DispatcherPipelineOrderState.Reset();
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await _context.SendRequestAsync(new DispatcherPipelineOrderCacheRequest());
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var secondInvocation = DispatcherPipelineOrderState.Steps.ToArray();
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var expectedOrder = new[]
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{
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"Outer:Before",
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"Inner:Before",
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"Handler",
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"Inner:After",
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"Outer:After"
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};
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Assert.Multiple(() =>
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{
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Assert.That(firstInvocation, Is.EqualTo(expectedOrder));
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Assert.That(secondInvocation, Is.EqualTo(expectedOrder));
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});
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}
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/// <summary>
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/// 验证缓存的 request pipeline executor 在重复分发时仍会重新解析 handler/behavior，
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/// 并为当次实例重新注入当前架构上下文。
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/// </summary>
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[Test]
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public async Task Dispatcher_Should_Reinject_Current_Context_When_Reusing_Cached_Request_Pipeline_Executor()
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{
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DispatcherPipelineContextRefreshState.Reset();
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var requestBindings = GetCacheField("RequestDispatchBindings");
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var firstContext = new ArchitectureContext(_container!);
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var secondContext = new ArchitectureContext(_container!);
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await firstContext.SendRequestAsync(new DispatcherPipelineContextRefreshRequest("first"));
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var executorAfterFirstDispatch = GetRequestPipelineExecutorValue(
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requestBindings,
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typeof(DispatcherPipelineContextRefreshRequest),
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typeof(int),
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1);
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await secondContext.SendRequestAsync(new DispatcherPipelineContextRefreshRequest("second"));
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var executorAfterSecondDispatch = GetRequestPipelineExecutorValue(
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requestBindings,
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typeof(DispatcherPipelineContextRefreshRequest),
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typeof(int),
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1);
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var behaviorSnapshots = DispatcherPipelineContextRefreshState.BehaviorSnapshots.ToArray();
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var handlerSnapshots = DispatcherPipelineContextRefreshState.HandlerSnapshots.ToArray();
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Assert.Multiple(() =>
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{
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Assert.That(executorAfterFirstDispatch, Is.Not.Null);
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Assert.That(executorAfterSecondDispatch, Is.SameAs(executorAfterFirstDispatch));
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Assert.That(behaviorSnapshots, Has.Length.EqualTo(2));
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Assert.That(handlerSnapshots, Has.Length.EqualTo(2));
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Assert.That(behaviorSnapshots[0].DispatchId, Is.EqualTo("first"));
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Assert.That(behaviorSnapshots[0].Context, Is.SameAs(firstContext));
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Assert.That(behaviorSnapshots[1].DispatchId, Is.EqualTo("second"));
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Assert.That(behaviorSnapshots[1].Context, Is.SameAs(secondContext));
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Assert.That(behaviorSnapshots[1].Context, Is.Not.SameAs(behaviorSnapshots[0].Context));
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Assert.That(handlerSnapshots[0].DispatchId, Is.EqualTo("first"));
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Assert.That(handlerSnapshots[0].Context, Is.SameAs(firstContext));
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Assert.That(handlerSnapshots[1].DispatchId, Is.EqualTo("second"));
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Assert.That(handlerSnapshots[1].Context, Is.SameAs(secondContext));
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Assert.That(handlerSnapshots[1].Context, Is.Not.SameAs(handlerSnapshots[0].Context));
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Assert.That(handlerSnapshots[1].InstanceId, Is.Not.EqualTo(handlerSnapshots[0].InstanceId));
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});
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}
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/// <summary>
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/// 验证缓存的 notification dispatch binding 在重复分发时仍会重新解析 handler，
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/// 并为当次实例重新注入当前架构上下文。
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/// </summary>
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[Test]
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public async Task Dispatcher_Should_Reinject_Current_Context_When_Reusing_Cached_Notification_Dispatch_Binding()
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{
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DispatcherNotificationContextRefreshState.Reset();
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var notificationBindings = GetCacheField("NotificationDispatchBindings");
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var firstContext = new ArchitectureContext(_container!);
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var secondContext = new ArchitectureContext(_container!);
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await firstContext.PublishAsync(new DispatcherNotificationContextRefreshNotification("first"));
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var bindingAfterFirstDispatch = GetSingleKeyCacheValue(
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notificationBindings,
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typeof(DispatcherNotificationContextRefreshNotification));
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await secondContext.PublishAsync(new DispatcherNotificationContextRefreshNotification("second"));
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var bindingAfterSecondDispatch = GetSingleKeyCacheValue(
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notificationBindings,
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typeof(DispatcherNotificationContextRefreshNotification));
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var handlerSnapshots = DispatcherNotificationContextRefreshState.HandlerSnapshots.ToArray();
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Assert.Multiple(() =>
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{
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Assert.That(bindingAfterFirstDispatch, Is.Not.Null);
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Assert.That(bindingAfterSecondDispatch, Is.SameAs(bindingAfterFirstDispatch));
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Assert.That(handlerSnapshots, Has.Length.EqualTo(2));
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Assert.That(handlerSnapshots[0].DispatchId, Is.EqualTo("first"));
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Assert.That(handlerSnapshots[0].Context, Is.SameAs(firstContext));
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Assert.That(handlerSnapshots[1].DispatchId, Is.EqualTo("second"));
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Assert.That(handlerSnapshots[1].Context, Is.SameAs(secondContext));
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Assert.That(handlerSnapshots[1].Context, Is.Not.SameAs(handlerSnapshots[0].Context));
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Assert.That(handlerSnapshots[1].InstanceId, Is.Not.EqualTo(handlerSnapshots[0].InstanceId));
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});
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}
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/// <summary>
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/// 验证缓存的 stream dispatch binding 在重复建流时仍会重新解析 handler，
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/// 并为当次实例重新注入当前架构上下文。
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/// </summary>
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[Test]
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public async Task Dispatcher_Should_Reinject_Current_Context_When_Reusing_Cached_Stream_Dispatch_Binding()
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{
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DispatcherStreamContextRefreshState.Reset();
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var streamBindings = GetCacheField("StreamDispatchBindings");
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var firstContext = new ArchitectureContext(_container!);
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var secondContext = new ArchitectureContext(_container!);
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var firstStream = firstContext.CreateStream(new DispatcherStreamContextRefreshRequest("first"));
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await DrainAsync(firstStream);
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var bindingAfterFirstDispatch = GetPairCacheValue(
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streamBindings,
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typeof(DispatcherStreamContextRefreshRequest),
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typeof(int));
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var secondStream = secondContext.CreateStream(new DispatcherStreamContextRefreshRequest("second"));
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await DrainAsync(secondStream);
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var bindingAfterSecondDispatch = GetPairCacheValue(
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streamBindings,
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typeof(DispatcherStreamContextRefreshRequest),
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typeof(int));
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var handlerSnapshots = DispatcherStreamContextRefreshState.HandlerSnapshots.ToArray();
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Assert.Multiple(() =>
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{
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Assert.That(bindingAfterFirstDispatch, Is.Not.Null);
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Assert.That(bindingAfterSecondDispatch, Is.SameAs(bindingAfterFirstDispatch));
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Assert.That(handlerSnapshots, Has.Length.EqualTo(2));
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Assert.That(handlerSnapshots[0].DispatchId, Is.EqualTo("first"));
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Assert.That(handlerSnapshots[0].Context, Is.SameAs(firstContext));
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Assert.That(handlerSnapshots[1].DispatchId, Is.EqualTo("second"));
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Assert.That(handlerSnapshots[1].Context, Is.SameAs(secondContext));
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Assert.That(handlerSnapshots[1].Context, Is.Not.SameAs(handlerSnapshots[0].Context));
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Assert.That(handlerSnapshots[1].InstanceId, Is.Not.EqualTo(handlerSnapshots[0].InstanceId));
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});
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}
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/// <summary>
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/// 通过反射读取 dispatcher 的静态缓存对象。
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/// </summary>
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private static object GetCacheField(string fieldName)
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{
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var dispatcherType = GetDispatcherType();
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var field = dispatcherType.GetField(
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fieldName,
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BindingFlags.NonPublic | BindingFlags.Static);
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Assert.That(field, Is.Not.Null, $"Missing dispatcher cache field {fieldName}.");
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return field!.GetValue(null)
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?? throw new InvalidOperationException(
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$"Dispatcher cache field {fieldName} returned null.");
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}
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/// <summary>
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/// 清空本测试依赖的 dispatcher 静态缓存，避免跨用例共享进程级状态导致断言漂移。
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/// </summary>
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private static void ClearDispatcherCaches()
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{
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ClearCache(GetCacheField("NotificationDispatchBindings"));
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ClearCache(GetCacheField("RequestDispatchBindings"));
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ClearCache(GetCacheField("StreamDispatchBindings"));
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}
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/// <summary>
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/// 读取单键缓存中当前保存的对象。
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/// </summary>
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private static object? GetSingleKeyCacheValue(object cache, Type key)
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{
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return InvokeInstanceMethod(cache, "GetValueOrDefaultForTesting", key);
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}
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/// <summary>
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/// 读取双键缓存中当前保存的对象。
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/// </summary>
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private static object? GetPairCacheValue(object cache, Type primaryType, Type secondaryType)
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{
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return InvokeInstanceMethod(cache, "GetValueOrDefaultForTesting", primaryType, secondaryType);
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}
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/// <summary>
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/// 读取 request dispatch binding 中指定行为数量的 pipeline executor 缓存项。
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/// </summary>
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/// <param name="requestBindings">dispatcher 内部的 request binding 缓存对象。</param>
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/// <param name="requestType">要读取的请求运行时类型。</param>
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/// <param name="responseType">要读取的响应运行时类型。</param>
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/// <param name="behaviorCount">目标 executor 对应的行为数量。</param>
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/// <returns>已缓存的 executor；若 binding 或 executor 尚未建立则返回 <see langword="null" />。</returns>
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private static object? GetRequestPipelineExecutorValue(
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object requestBindings,
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Type requestType,
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Type responseType,
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int behaviorCount)
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{
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var binding = GetRequestDispatchBindingValue(requestBindings, requestType, responseType);
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return binding is null
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? null
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: InvokeInstanceMethod(binding, "GetPipelineExecutorForTesting", behaviorCount);
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}
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/// <summary>
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/// 调用缓存实例上的无参清理方法。
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/// </summary>
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private static void ClearCache(object cache)
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{
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_ = InvokeInstanceMethod(cache, "Clear");
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}
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/// <summary>
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/// 调用缓存对象上的实例方法。
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/// </summary>
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private static object? InvokeInstanceMethod(object target, string methodName, params object[] arguments)
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{
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var method = target.GetType().GetMethod(
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methodName,
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BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
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Assert.That(method, Is.Not.Null, $"Missing cache method {target.GetType().FullName}.{methodName}.");
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return method!.Invoke(target, arguments);
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}
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/// <summary>
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/// 读取指定请求/响应类型对对应的强类型 request dispatch binding。
|
||
/// </summary>
|
||
/// <param name="requestBindings">dispatcher 内部的 request binding 缓存对象。</param>
|
||
/// <param name="requestType">要读取的请求运行时类型。</param>
|
||
/// <param name="responseType">要读取的响应运行时类型。</param>
|
||
/// <returns>强类型 binding；若缓存尚未建立则返回 <see langword="null" />。</returns>
|
||
private static object? GetRequestDispatchBindingValue(object requestBindings, Type requestType, Type responseType)
|
||
{
|
||
var bindingBox = GetPairCacheValue(requestBindings, requestType, responseType);
|
||
if (bindingBox is null)
|
||
{
|
||
return null;
|
||
}
|
||
|
||
var method = bindingBox.GetType().GetMethod(
|
||
"Get",
|
||
BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
|
||
|
||
Assert.That(method, Is.Not.Null, $"Missing request binding accessor on {bindingBox.GetType().FullName}.");
|
||
|
||
return method!
|
||
.MakeGenericMethod(responseType)
|
||
.Invoke(bindingBox, Array.Empty<object>());
|
||
}
|
||
|
||
/// <summary>
|
||
/// 获取 CQRS dispatcher 运行时类型。
|
||
/// </summary>
|
||
private static Type GetDispatcherType()
|
||
{
|
||
return typeof(CqrsReflectionFallbackAttribute).Assembly
|
||
.GetType("GFramework.Cqrs.Internal.CqrsDispatcher", throwOnError: true)!;
|
||
}
|
||
|
||
/// <summary>
|
||
/// 消费整个异步流，确保建流路径被真实执行。
|
||
/// </summary>
|
||
private static async Task DrainAsync<T>(IAsyncEnumerable<T> stream)
|
||
{
|
||
await foreach (var _ in stream.ConfigureAwait(false))
|
||
{
|
||
}
|
||
}
|
||
}
|