1、整理

2、类库更新

HttpClientStudy.Core/Utilities/StartupUtility.cs

@@ -68,7 +68,6 @@ namespace HttpClientStudy.Core.Utils
 
         /// <summary>
         /// 关闭webapi项目
-        /// (出现webapi项目启动命令行窗口)
         /// </summary>
         public static void ExitWebApiProject()
         {

HttpClientStudy.UnitTest/HttpClientStudy.UnitTest.csproj

@@ -20,6 +20,12 @@
     <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="8.0.1" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
     <PackageReference Include="Moq" Version="4.20.70" />
+    <PackageReference Include="Serilog" Version="3.1.1" />
+    <PackageReference Include="Serilog.Extensions.Hosting" Version="8.0.0" />
+    <PackageReference Include="Serilog.Extensions.Logging" Version="8.0.0" />
+    <PackageReference Include="Serilog.Sinks.Console" Version="5.0.1" />
+    <PackageReference Include="Serilog.Sinks.Debug" Version="2.0.0" />
+    <PackageReference Include="Serilog.Sinks.File" Version="5.0.0" />
     <PackageReference Include="System.Net.Http.Json" Version="8.0.0" />
     <PackageReference Include="xunit" Version="2.6.6" />
     <PackageReference Include="Xunit.DependencyInjection" Version="8.9.1" />

HttpClientStudy.UnitTest/UseXunitTest.cs

@@ -1,4 +1,6 @@
-using Xunit.Abstractions;
+using Microsoft.Extensions.Logging;
+
+using Xunit.Abstractions;
 
 namespace HttpClientStudy.UnitTest
 {
@@ -7,17 +9,20 @@ namespace HttpClientStudy.UnitTest
     /// </summary>
     public class UseXUnitTest
     {
-        private readonly ITestOutputHelper _logger;
+        private readonly ITestOutputHelper _testOutput;
+        private ILogger _logger;
 
-        public UseXUnitTest(ITestOutputHelper outputHelper)
+        public UseXUnitTest(ITestOutputHelper outputHelper,ILogger<UseXUnitTest> logger)
         {
-            _logger = outputHelper;
+            _testOutput = outputHelper;
+            _logger = logger;
         }
 
         [Fact]
         public void UseXUnit_Test()
         {
-            _logger.WriteLine("使用 xUnit 单元测试框架！");
+            _testOutput.WriteLine("使用 xUnit 单元测试框架！");
+            _logger.LogError("使用 xUnit 单元测试框架！");
             Assert.True(true,"使用 xUnit");
         }
     }

HttpClientStudy.UnitTest/startup.cs

@@ -12,6 +12,8 @@ using Microsoft.AspNetCore.TestHost;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
 
+using Serilog;
+
 using Xunit;
 using Xunit.DependencyInjection;
 
@@ -65,15 +67,9 @@ namespace HttpClientStudy.UnitTest
                         { 
                             options.PreserveExecutionContext = true; 
                         })
-                        .ConfigureTestServices(a => 
-                        { 
-                            Console.WriteLine("+++++++++++++++++++++++++++++++++");
-
-                            a.BuildServiceProvider().GetRequiredService<IHostApplicationLifetime>().ApplicationStopping.Register(() =>
-                            {
-                                Console.WriteLine("=========================");
-                            });
-
+                        .ConfigureTestServices(services => 
+                        {
+                            
                         })
                         .UseStartup<WebApiStartup>()
                         ;
@@ -88,7 +84,7 @@ namespace HttpClientStudy.UnitTest
         {
             services.BuildServiceProvider().GetRequiredService<IHostApplicationLifetime>().ApplicationStopping.Register(() =>
             {
-                Console.WriteLine("=========================");
+                
             });
         }
 
@@ -96,7 +92,13 @@ namespace HttpClientStudy.UnitTest
         {
             public void ConfigureServices(IServiceCollection services) 
             {
-                services.AddLogging(lb => lb.AddXunitOutput()); 
+                services.AddLogging(lb => lb.AddXunitOutput());
+                services.AddSerilog((services, loggerConfiguration) => 
+                {
+                    loggerConfiguration
+                    .WriteTo.File("log.txt", outputTemplate: "{Timestamp:yyyy-MM-dd HH:mm:ss.fff zzz} [{Level:u3}] {SourceContext}: {Message:lj}{NewLine}{Exception}")
+                    .WriteTo.Console();
+                });
             }
 
             public void Configure(IApplicationBuilder app)

HttpClientStudy.WebClient/Controllers/CallApiController.cs

@@ -18,5 +18,11 @@ namespace HttpClientStudy.WebClient.Controllers
         {
             return Ok("ping");
         }
+
+        [HttpGet]
+        public IActionResult Exception()
+        {
+            throw new Exception("异常测试");
+        }
     }
 }

HttpClientStudy.WebClient/Program.cs

@@ -2,6 +2,9 @@ using System.Diagnostics;
 
 using HttpClientStudy.Core.Utils;
 
+//启动WebApi程序
+StartupUtility.StartWebApiProject();
+
 var builder = WebApplication.CreateBuilder(args);
 
 // Add services to the container.
@@ -24,36 +27,28 @@ app.UseAuthorization();
 
 app.MapControllers();
 
-Process currentProcess = Process.GetCurrentProcess();
-currentProcess.EnableRaisingEvents = true;
-currentProcess.Exited += (s, r) => 
-{
-    Console.WriteLine("000000000000000000000000000000000000");
-};
-
+#region 退出时，关闭WebAPI进程
+/*
+ * 1、退出执行机制，本身不太可靠，只有正常退出时才执行。
+ * 2、正常退出，比如 ctl+c 操作
+ * 3、非正常退出：比如 程序崩溃、内存泄漏、关闭进程，特别是调试WebAPI时，如果启动时打开了浏览器，则关闭浏览器时退出属于异常退出。
+ */
 
 // 获取 IHostApplicationLifetime 实例
 var applicationLifetime = app.Services.GetRequiredService<IHostApplicationLifetime>();
 
-// 注册应用程序关闭事件
-applicationLifetime.ApplicationStopping.Register(() => 
+// 注册应用程序停止事件：关闭WebApi
+applicationLifetime.ApplicationStopping.Register(() =>
 {
-    //关闭WebApi
+    //注意：在 Visual Studio 2022 预览版中，执行时异常；正式版中正常。应该是预案版的Bug
     StartupUtility.ExitWebApiProject();
 });
 
-applicationLifetime.ApplicationStopped.Register(() => {
-    Console.WriteLine("xxxxxxxxxxxxxxxxxxxx");
-});
-
-// 注册 AppDomain 的未处理异常事件
-AppDomain.CurrentDomain.UnhandledException += (s,e)=> 
+applicationLifetime.ApplicationStopped.Register(() =>
 {
-    Console.WriteLine("退出");
-};
-
+    Console.WriteLine("程序已停止");
+});
 
-//确保启动WebApi程序
-StartupUtility.StartWebApiProject();
+#endregion
 
 app.Run();

HttpClientStudy.sln

@@ -15,12 +15,14 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "HttpClientStudy.Service", "
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Docs", "Docs", "{56D9132E-6D9B-4D4B-B82C-D8F74AA4373A}"
 	ProjectSection(SolutionItems) = preProject
+		Docs\1.1.概述.ipynb = Docs\1.1.概述.ipynb
+		Docs\1.2.使用原则.ipynb = Docs\1.2.使用原则.ipynb
 		Docs\说明.md = Docs\说明.md
 	EndProjectSection
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "HttpClientStudy.Config", "HttpClientStudy.Config\HttpClientStudy.Config.csproj", "{78FCC8F1-C196-4D4F-81A0-D0A1E0843AAE}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "HttpClientStudy.WebClient", "HttpClientStudy.WebClient\HttpClientStudy.WebClient.csproj", "{40EFD636-C7A1-4AB1-A364-E044FBF9CF50}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "HttpClientStudy.WebClient", "HttpClientStudy.WebClient\HttpClientStudy.WebClient.csproj", "{40EFD636-C7A1-4AB1-A364-E044FBF9CF50}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution