clear deps

ChatBot.Tests/TestUtilities/TestBase.cs

@@ -1,5 +1,4 @@
 using Microsoft.Extensions.DependencyInjection;
-using Microsoft.Extensions.Hosting;
 using Microsoft.Extensions.Logging;
 using Moq;
 
@@ -10,6 +9,8 @@ namespace ChatBot.Tests.TestUtilities;
 /// </summary>
 public abstract class TestBase : IDisposable
 {
+    private bool _disposed;
+
     protected IServiceProvider ServiceProvider { get; private set; } = null!;
     protected Mock<ILogger> LoggerMock { get; private set; } = null!;
 
@@ -30,17 +31,18 @@ public abstract class TestBase : IDisposable
 
     protected abstract void ConfigureServices(IServiceCollection services);
 
-    protected virtual void Cleanup()
+    protected virtual void Dispose(bool disposing)
     {
-        if (ServiceProvider is IDisposable disposable)
+        if (!_disposed && disposing && ServiceProvider is IDisposable disposable)
         {
             disposable.Dispose();
         }
+        _disposed = true;
     }
 
     public void Dispose()
     {
-        Cleanup();
+        Dispose(true);
         GC.SuppressFinalize(this);
     }
 }