Fixed the IsDefined-check

PawelGerr · Jan 23, 2022 · 5455ac9 · 5455ac9
1 parent 0246ea2
commit 5455ac9
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/...eworkCore.SqlServer.Testing/EntityFrameworkCore/Testing/SqlServerTestDbContextProvider.cs b/...eworkCore.SqlServer.Testing/EntityFrameworkCore/Testing/SqlServerTestDbContextProvider.cs
@@ -86,7 +86,7 @@ private static IsolationLevel ValidateIsolationLevel(IsolationLevel? isolationLe
       if (!isolationLevel.HasValue)
          return IsolationLevel.ReadCommitted;
 
-      if (Enum.IsDefined(isolationLevel.Value))
+      if (!Enum.IsDefined(isolationLevel.Value))
          throw new ArgumentException($"The provided isolation level '{isolationLevel}' is invalid.", nameof(isolationLevel));
 
       if (isolationLevel < IsolationLevel.ReadCommitted)