test

func AssertDatagram(
	t *testing.T,
	ch <-chan *gplayers.IPv4,
	src, dst net.IP,
	payload []byte,
)

func AssertFrame(
	t *testing.T,
	ch <-chan *gplayers.Ethernet,
	src, dst net.HardwareAddr,
	payload []byte,
)

func AssertUDPSegment(
	t *testing.T,
	ch <-chan gopacket.TransportLayer,
	srcPort, dstPort uint16,
	srcIPAddress, dstIPAddress net.IP,
	payload []byte,
)

func CloseEthPortsAndFlagErrorForUnexpectedData(t *testing.T, cards ...link.EthernetPort)

func CloseIntfsAndFlagErrorForUnexpectedData(t *testing.T, intfs ...network.Interface)

func FlagErrorForUnexpectedDatagrams(t *testing.T, ch <-chan *gplayers.IPv4)

func FlagErrorForUnexpectedFrames(t *testing.T, ch <-chan *gplayers.Ethernet)

func MustParseCIDR(t *testing.T, s string) *net.IPNet

func MustParseMAC(t *testing.T, s string) net.HardwareAddr

func NewMockNetworkLayer(
	t *testing.T,
	sentSegments chan<- gopacket.TransportLayer,
	recvdDatagrams <-chan *gplayers.IPv4,
) network.Layer

func RecvUDPSegment(
	t *testing.T,
	recvdDatagrams chan<- *gplayers.IPv4,
	segment *gplayers.UDP,
	srcIPAddress, dstIPAddress net.IP,
)