INBOX-2: 8 Tests - Stripping, Prompt-Privacy (keine Mailadresse zum Anbieter), 503, Endpoint-Round-Trip mit Stub (Entwurf gespeichert+geliefert); ApiFactory.ConfigureTestServices-Hook (init-Property, xUnit-fixturefest)

GerbilManager.Tests/ApiFactory.cs

@@ -19,6 +19,13 @@ public sealed class ApiFactory : WebApplicationFactory<Program>
 {
     private readonly SqliteConnection _connection = new("DataSource=:memory:");
 
+    /// <summary>
+    /// INBOX-2: Test-spezifische DI-Überschreibungen (z. B. AI-Stub-Handler).
+    /// Init-Property statt Konstruktor — xUnit-Klassen-Fixtures erlauben nur
+    /// EINEN öffentlichen (parameterlosen) Konstruktor.
+    /// </summary>
+    public Action<IServiceCollection>? ConfigureTestServices { get; init; }
+
     public string ContractRoot { get; } =
         Path.Combine(Path.GetTempPath(), $"gerbil-contract-tests-{Guid.NewGuid():N}");
 
@@ -46,6 +53,8 @@ public sealed class ApiFactory : WebApplicationFactory<Program>
             using var provider = services.BuildServiceProvider();
             using var scope = provider.CreateScope();
             scope.ServiceProvider.GetRequiredService<ApplicationContext>().Database.EnsureCreated();
+
+            ConfigureTestServices?.Invoke(services);
         });
     }