Add branded default provider and enforced enrollment

tests/SGU.CredentialProvider.SmokeProbe/Program.cs

@@ -14,7 +14,9 @@ internal static class Program
 
     private static readonly string[] ExpectedLabels =
     [
+        "Universidad La Salle · Acceso SGU",
         "Acceso institucional SGU",
+        "Universidad La Salle",
         "Acceso institucional SGU",
         "Usa tu clave institucional (DO, AL o AD + 6 dígitos) y contraseña.",
         "Clave institucional",
@@ -55,6 +57,7 @@ internal static class Program
 
             List<string> labels = [];
             bool providerLogoPresent = false;
+            bool userTilePresent = false;
             for (uint index = 0; index < fieldCount; index++)
             {
                 ThrowIfFailed(provider.GetFieldDescriptorAt(index, out IntPtr descriptorPointer), "GetFieldDescriptorAt");
@@ -69,6 +72,8 @@ internal static class Program
                     labels.Add(descriptor.Label ?? string.Empty);
                     providerLogoPresent |= descriptor.FieldType == FieldType.TileImage &&
                         descriptor.FieldTypeGuid == ProviderLogoFieldType;
+                    userTilePresent |= descriptor.FieldType == FieldType.TileImage &&
+                        descriptor.FieldTypeGuid == Guid.Empty;
                 }
                 finally
                 {
@@ -87,6 +92,7 @@ internal static class Program
                 credentialCount == 1 &&
                 credential != IntPtr.Zero &&
                 providerLogoPresent &&
+                userTilePresent &&
                 labels.SequenceEqual(ExpectedLabels, StringComparer.Ordinal);
 
             if (mode != "enumeration" && passed)
@@ -103,6 +109,7 @@ internal static class Program
                 fieldCount,
                 labels,
                 providerLogoPresent,
+                userTilePresent,
                 credentialCount,
                 defaultIndex,
                 autoLogon = autoLogon != 0