tests: setup initial infra for end to end tests

test/Blog.Tests/EndToEnd/CompositeHost.cs

@@ -0,0 +1,28 @@
+namespace Blog.Tests.EndToEnd;
+
+public class CompositeHost(IHost testHost, IHost kestrelHost) : IHost
+{
+  private readonly IHost _testHost = testHost;
+  private readonly IHost _kestrelHost = kestrelHost;
+
+  public IServiceProvider Services => _testHost.Services;
+  
+  public void Dispose()
+  {
+    _testHost.Dispose();
+    _kestrelHost.Dispose();
+    GC.SuppressFinalize(this);
+  }
+  
+  public async Task StartAsync(CancellationToken cancellationToken = default)
+  {
+    await _testHost.StartAsync(cancellationToken);
+    await _kestrelHost.StartAsync(cancellationToken);
+  }
+  
+  public async Task StopAsync(CancellationToken cancellationToken = default)
+  {
+    await _testHost.StopAsync(cancellationToken);
+    await _kestrelHost.StopAsync(cancellationToken);
+  }
+}