Configure the OWIN server integration test server to use ITestOutputHelper

test/OpenIddict.Server.AspNetCore.IntegrationTests/OpenIddictServerAspNetCoreIntegrationTests.cs

@@ -454,10 +454,7 @@ namespace OpenIddict.Server.AspNetCore.FunctionalTests
 #endif
             builder.UseEnvironment("Testing");
 
-            builder.ConfigureLogging(builder =>
-            {
-                builder.AddXUnit(OutputHelper);
-            });
+            builder.ConfigureLogging(options => options.AddXUnit(OutputHelper));
 
             builder.ConfigureServices(ConfigureServices);
             builder.ConfigureServices(services =>

test/OpenIddict.Server.Owin.IntegrationTests/OpenIddictServerOwinIntegrationTests.cs

@@ -12,6 +12,7 @@ using System.Security.Claims;
 using System.Text.Json;
 using System.Threading.Tasks;
 using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
 using Microsoft.Owin;
 using Microsoft.Owin.Security;
 using Microsoft.Owin.Testing;
@@ -328,6 +329,8 @@ namespace OpenIddict.Server.Owin.FunctionalTests
             var services = new ServiceCollection();
             ConfigureServices(services);
 
+            services.AddLogging(options => options.AddXUnit(OutputHelper));
+
             services.AddOpenIddict()
                 .AddServer(options =>
                 {