name         string
		addresses    []v1.NodeAddress
		wantDNSNames []string
		wantIPs      []net.IP
	}{
		{
			name:         "empty",
			addresses:    nil,
			wantDNSNames: nil,
			wantIPs:      nil,
		},
		{
			name:         "ignore empty values",
			addresses:    []v1.NodeAddress{{Type: v1.NodeHostName, Address: ""}},
			wantDNSNames: nil,
			wantIPs:      nil,
		},
		{
			name: "ignore invalid IPs",