protocolSCTP := api.ProtocolSCTP

	// Tweaks used below.
	setIngressEmptyFirstElement := func(networkPolicy *networking.NetworkPolicy) {
		networkPolicy.Spec.Ingress = []networking.NetworkPolicyIngressRule{{}}
	}

	setIngressFromEmptyFirstElement := func(networkPolicy *networking.NetworkPolicy) {
		if networkPolicy.Spec.Ingress == nil {
			setIngressEmptyFirstElement(networkPolicy)
		}