func newDownstreamTestCluster() *clusterWrapper {
	cb := NewClusterBuilder(newSidecarProxy(), nil, model.DisabledCache{})
	mc := newClusterWrapper(&cluster.Cluster{
		Name: "test-cluster",
	})
	cb.setUseDownstreamProtocol(mc)
	return mc
}

func newSidecarProxy() *model.Proxy {
	return &model.Proxy{Type: model.SidecarProxy, Metadata: &model.NodeMetadata{}}
}

func newGatewayProxy() *model.Proxy {