98 lines
2.0 KiB
Go
98 lines
2.0 KiB
Go
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package xt
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import (
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"net"
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"reflect"
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"testing"
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"golang.org/x/sys/unix"
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)
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func TestTargetDNAT(t *testing.T) {
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t.Parallel()
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tests := []struct {
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name string
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fam byte
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rev uint32
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info InfoAny
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empty InfoAny
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}{
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{
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name: "un/marshal NatRange IPv4 round-trip",
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fam: unix.NFPROTO_IPV4,
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rev: 0,
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info: &NatRange{
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Flags: 0x1234,
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MinIP: net.ParseIP("12.23.34.45").To4(),
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MaxIP: net.ParseIP("21.32.43.54").To4(),
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MinPort: 0x5678,
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MaxPort: 0xabcd,
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},
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empty: &NatRange{},
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},
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{
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name: "un/marshal NatRange IPv6 round-trip",
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fam: unix.NFPROTO_IPV6,
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rev: 0,
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info: &NatRange{
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Flags: 0x1234,
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MinIP: net.ParseIP("fe80::dead:beef"),
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MaxIP: net.ParseIP("fe80::c001:cafe"),
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MinPort: 0x5678,
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MaxPort: 0xabcd,
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},
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empty: &NatRange{},
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},
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{
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name: "un/marshal NatRange2 IPv4 round-trip",
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fam: unix.NFPROTO_IPV4,
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rev: 0,
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info: &NatRange2{
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NatRange: NatRange{
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Flags: 0x1234,
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MinIP: net.ParseIP("12.23.34.45").To4(),
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MaxIP: net.ParseIP("21.32.43.54").To4(),
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MinPort: 0x5678,
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MaxPort: 0xabcd,
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},
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BasePort: 0xfedc,
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},
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empty: &NatRange2{},
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},
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{
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name: "un/marshal NatRange2 IPv6 round-trip",
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fam: unix.NFPROTO_IPV6,
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rev: 0,
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info: &NatRange2{
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NatRange: NatRange{
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Flags: 0x1234,
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MinIP: net.ParseIP("fe80::dead:beef"),
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MaxIP: net.ParseIP("fe80::c001:cafe"),
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MinPort: 0x5678,
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MaxPort: 0xabcd,
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},
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BasePort: 0xfedc,
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},
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empty: &NatRange2{},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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data, err := tt.info.marshal(TableFamily(tt.fam), tt.rev)
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if err != nil {
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t.Fatalf("marshal error: %+v", err)
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}
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var recoveredInfo InfoAny = tt.empty
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err = recoveredInfo.unmarshal(TableFamily(tt.fam), tt.rev, data)
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if err != nil {
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t.Fatalf("unmarshal error: %+v", err)
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}
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if !reflect.DeepEqual(tt.info, recoveredInfo) {
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t.Fatalf("original %+v and recovered %+v are different", tt.info, recoveredInfo)
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}
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})
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}
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}
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