if err != nil {
			t.Fatalf("could not parse webhook from generated YAML: %s", webhookYAML)
		}
		wh := whObject.(*admitv1.MutatingWebhookConfiguration)

		// expect both namespace.sidecar-injector.istio.io and object.sidecar-injector.istio.io webhooks
		if len(wh.Webhooks) != tc.numWebhooks {
			t.Errorf("expected %d webhook(s) in MutatingWebhookConfiguration, found %d",