@@ -66,6 +66,7 @@ export {GoogleError} from './googleError';
 export {
   ClientStub,
   ClientStubOptions,
+  ensurePqcCurvesConfigured,
   GoogleProtoFilesRoot,
   GrpcClient,
   GrpcClientOptions,
 
@@ -959,5 +959,18 @@ dvorak
         `Expected ClientHello supported_groups (${supportedGroups.map(g => '0x' + g.toString(16)).join(', ')}) to include 0x0202 (MLKEM1024)`,
       );
     });
+
+    it('creates a valid TLS secure context supporting both X25519MLKEM768 (0x11ec) and MLKEM1024 (0x0202)', () => {
+      tls.DEFAULT_ECDH_CURVE = 'auto';
+      ensurePqcCurvesConfigured();
+      const defaultCtx = tls.createSecureContext({
+        ecdhCurve: tls.DEFAULT_ECDH_CURVE,
+      });
+      const mlkem1024Ctx = tls.createSecureContext({
+        ecdhCurve: 'MLKEM1024',
+      });
+      assert.ok(defaultCtx);
+      assert.ok(mlkem1024Ctx);
+    });
   });
 });