.

.config/dotnet-tools.json

@@ -31,6 +31,12 @@
       "commands": [
         "nbgv"
       ]
+    },
+    "dotnet-depends": {
+      "version": "0.7.0",
+      "commands": [
+        "dotnet-depends"
+      ]
     }
   }
 }

readme.md

@@ -196,7 +196,7 @@ dotnet tool install csharpier
 dotnet tool install dotnet-format
 ```
 
-5. Add `prepare` command for installing and activating `husky hooks` and `restoring` our installed [dotnet tools](.config/dotnet-tools.json) in the previous step to the [package.json](package.json) file:
+5. Add `prepare` command for installing and activating `husky hooks` that we will add in the next steps and `restoring` our installed [dotnet tools](.config/dotnet-tools.json) in the previous step to the [package.json](package.json) file:
 
 ```bash
 npm pkg set scripts.prepare="husky install && dotnet tool restore"
@@ -208,7 +208,7 @@ npm pkg set scripts.prepare="husky install && dotnet tool restore"
 mkdir .husky
 ```
 
-7. Link Husky and formatting tools:
+7. Add formatting and Linting hooks to the husky:
 
 ```bash
 npx husky add .husky/pre-commit "dotnet format && git add -A ."

tests/Directory.Packages.props

@@ -19,6 +19,7 @@
     <PackageVersion Include="Hypothesist.MassTransit" Version="2.0.30" />
     <PackageVersion Include="MartinCostello.Logging.XUnit" Version="0.3.0" />
     <PackageVersion Include="MassTransit" Version="8.0.8" />
+    <PackageVersion Include="Meziantou.Extensions.Logging.InMemory" Version="1.0.2" />
     <PackageVersion Include="Microsoft.AspNetCore.Mvc.Testing" Version="8.0.0-preview.7.23375.9" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore.Sqlite" Version="8.0.0-preview.7.23375.4" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.8.0-preview-23424-02" />

tests/Vertical.Slice.Template.IntegrationTests/Products/Features/CreatingProduct/v1/CreateProductTests.cs

@@ -20,6 +20,9 @@ ITestOutputHelper outputHelper
     [CategoryTrait(TestCategory.Integration)]
     public async Task should_create_new_product_with_valid_input_in_sql_db()
     {
+        InMemoryLogTrackerProvider.Logs.Errors.Should().BeEmpty();
+        InMemoryLogTrackerProvider.Logs.Informations.Should().NotBeEmpty();
+
         // Arrange
         var fakeCategoryId = Guid.NewGuid();
 

tests/Vertical.Slice.Template.TestsShared/Factory/CustomWebApplicationFactory.cs

@@ -1,20 +1,32 @@
+using Meziantou.Extensions.Logging.InMemory;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.AspNetCore.Mvc.Testing;
 using Microsoft.AspNetCore.TestHost;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+using Serilog;
+using Serilog.Events;
+using Serilog.Extensions.Logging;
 using Vertical.Slice.Template.Api;
 
 namespace Vertical.Slice.Template.TestsShared.Factory;
 
 public class CustomWebApplicationFactory : WebApplicationFactory<CatalogsApiMetadata>, IAsyncLifetime
 {
+    private ITestOutputHelper? _outputHelper;
     private readonly Action<IWebHostBuilder>? _webHostBuilder;
 
     public Action<IServiceCollection>? TestConfigureServices { get; set; }
+
     public Action<WebHostBuilderContext, IConfigurationBuilder>? TestConfigureApp { get; set; }
 
+    /// <summary>
+    /// Use for tracking occured log events for testing purposes
+    /// </summary>
+    public InMemoryLoggerProvider InMemoryLogTrackerProvider { get; } = new();
+
     public CustomWebApplicationFactory(Action<IWebHostBuilder>? webHostBuilder = null)
     {
         _webHostBuilder = webHostBuilder;
@@ -24,6 +36,28 @@ protected override IHost CreateHost(IHostBuilder builder)
     {
         builder.UseEnvironment("test");
 
+        // UseSerilog on WebHostBuilder is absolute so we should use IHostBuilder
+        builder.UseSerilog(
+            (ctx, loggerConfiguration) =>
+            {
+                // https://www.meziantou.net/how-to-test-the-logs-from-ilogger-in-dotnet.htm
+                // We could also create a serilog sink for this in-memoryLoggerProvider for keep-tracking logs in the test and their states
+                var loggerProviderCollections = new LoggerProviderCollection();
+                loggerProviderCollections.AddProvider(InMemoryLogTrackerProvider);
+                loggerConfiguration.WriteTo.Providers(loggerProviderCollections);
+
+                //https://github.com/trbenning/serilog-sinks-xunit
+                if (_outputHelper is { })
+                {
+                    loggerConfiguration.WriteTo.TestOutput(
+                        _outputHelper,
+                        LogEventLevel.Information,
+                        "{Timestamp:yyyy-MM-dd HH:mm:ss.fff} {Level} - {Message:lj}{NewLine}{Exception}"
+                    );
+                }
+            }
+        );
+
         // builder.ConfigureWebHost(wb =>
         // {
         //     wb.ConfigureTestServices(services => { });
@@ -34,6 +68,8 @@ protected override IHost CreateHost(IHostBuilder builder)
         return base.CreateHost(builder);
     }
 
+    public void SetOutputHelper(ITestOutputHelper value) => _outputHelper = value;
+
     protected override void ConfigureWebHost(IWebHostBuilder builder)
     {
         _webHostBuilder?.Invoke(builder);

tests/Vertical.Slice.Template.TestsShared/Fixtures/SharedFixture.cs

@@ -86,6 +86,13 @@ public SharedFixture(IMessageSink messageSink)
         );
     }
 
+    public void SetOutputHelper(ITestOutputHelper outputHelper)
+    {
+        // var loggerFactory = ServiceProvider.GetRequiredService<ILoggerFactory>();
+        // loggerFactory.AddXUnit(outputHelper);
+        Factory.SetOutputHelper(outputHelper);
+    }
+
     /// <summary>
     /// We should not dispose this GuestClient, because we reuse it in our tests
     /// </summary>

tests/Vertical.Slice.Template.TestsShared/TestBase/IntegrationTestBase.cs

@@ -1,3 +1,4 @@
+using Meziantou.Extensions.Logging.InMemory;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
@@ -7,7 +8,7 @@
 
 namespace Vertical.Slice.Template.TestsShared.TestBase;
 
-public abstract class IntegrationTest<TEntryPoint> : IAsyncLifetime
+public abstract class IntegrationTest<TEntryPoint> :XunitContextBase, IAsyncLifetime
     where TEntryPoint : class
 {
     private readonly ITestOutputHelper _outputHelper;
@@ -17,11 +18,18 @@ public abstract class IntegrationTest<TEntryPoint> : IAsyncLifetime
     protected IServiceScope Scope { get; }
     protected SharedFixture<TEntryPoint> SharedFixture { get; }
 
-    protected IntegrationTest(SharedFixture<TEntryPoint> sharedFixture, ITestOutputHelper outputHelper)
+    /// <summary>
+    /// Use for tracking occured log events for testing purposes
+    /// </summary>
+    protected InMemoryLoggerProvider InMemoryLogTrackerProvider { get; }
+
+    protected IntegrationTest(SharedFixture<TEntryPoint> sharedFixture, ITestOutputHelper outputHelper): base(outputHelper)
     {
         _outputHelper = outputHelper;
         SharedFixture = sharedFixture;
 
+        SharedFixture.SetOutputHelper(outputHelper);
+
         CancellationTokenSource = new(TimeSpan.FromSeconds(Timeout));
         CancellationToken.ThrowIfCancellationRequested();
 
@@ -36,6 +44,7 @@ protected IntegrationTest(SharedFixture<TEntryPoint> sharedFixture, ITestOutputH
 
         // Build Service Provider here
         Scope = SharedFixture.ServiceProvider.CreateScope();
+        InMemoryLogTrackerProvider = sharedFixture.Factory.InMemoryLogTrackerProvider;
     }
 
     protected virtual void RegisterTestConfigureServices(IServiceCollection services) { }
@@ -82,7 +91,7 @@ public virtual async Task DisposeAsync()
         // it is better messages delete first
         await SharedFixture.ResetDatabasesAsync(CancellationToken);
 
-        CancellationTokenSource.Cancel();
+        await CancellationTokenSource.CancelAsync();
 
         Scope.Dispose();
     }

tests/Vertical.Slice.Template.TestsShared/Vertical.Slice.Template.TestsShared.csproj

@@ -6,6 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Meziantou.Extensions.Logging.InMemory" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" />
     <PackageReference Include="Mongo2Go" />
     <PackageReference Include="Serilog.Sinks.XUnit" />