yep

Tests/AcceptanceTests/TestSetup/MsalTestFixture - Copy.cs

@@ -1,6 +1,4 @@
 using Microsoft.Extensions.Configuration;
-using Microsoft.Identity.Client;
-using System.Net.Http.Headers;
 
 namespace Shogi.AcceptanceTests.TestSetup
 {
@@ -10,7 +8,6 @@ namespace Shogi.AcceptanceTests.TestSetup
 	public class GuestTestFixture : IAsyncLifetime, IDisposable
 	{
 		private bool disposedValue;
-		private readonly IConfidentialClientApplication app;
 
 		public GuestTestFixture()
 		{
@@ -24,28 +21,17 @@ namespace Shogi.AcceptanceTests.TestSetup
 				BaseAddress = new Uri(Configuration["ServiceUrl"], UriKind.Absolute)
 			};
 
-
-			publicApp = PublicClientApplicationBuilder
-				.Create(azure["ClientId"])
-				.WithTenantId("common")
-				.Build();
-
 		}
 
 		public IConfiguration Configuration { get; private set; }
 
-
 		public HttpClient Service { get; }
 
 		public async Task InitializeAsync()
 		{
-			var scopes = Configuration.GetSection("Auth:Scopes").Get<string[]>();
-			var authResult = await app
-				.AcquireTokenForClient(scopes)
-				.ExecuteAsync();
-
-			authResult.Should().NotBeNull();
-			authResult.AccessToken.Should().NotBeNullOrEmpty();
+			// Log in as a guest account.
+			var loginResponse = await Service.GetAsync(new Uri("User/LoginAsGuest", UriKind.Relative));
+			loginResponse.EnsureSuccessStatusCode();
 		}
 
 		protected virtual void Dispose(bool disposing)