def METHOD_NAME(self):
    httpNodePort, httpsNodePort, metricsNodePort = [30401, 30402, 30403]
    doc = render_chart(
        values={
            "nginx": {
                "serviceType": "LoadBalancer",
                "httpNodePort": httpNodePort,
                "httpsNodePort": httpsNodePort,
                "metricsNodePort": metricsNodePort,
            }
        },
        show_only=["charts/nginx/templates/nginx-service.yaml"],
    )[0]
    ports = doc["spec"]["ports"]
    assert not [x for x in ports if "nodePort" in x]