netlink/nl/route_linux_test.go

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package nl
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import (
"bytes"
"crypto/rand"
"encoding/binary"
"testing"
"golang.org/x/sys/unix"
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)
func (msg *RtMsg) write(b []byte) {
native := NativeEndian()
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b[0] = msg.Family
b[1] = msg.Dst_len
b[2] = msg.Src_len
b[3] = msg.Tos
b[4] = msg.Table
b[5] = msg.Protocol
b[6] = msg.Scope
b[7] = msg.Type
native.PutUint32(b[8:12], msg.Flags)
}
func (msg *RtMsg) serializeSafe() []byte {
len := unix.SizeofRtMsg
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b := make([]byte, len)
msg.write(b)
return b
}
func deserializeRtMsgSafe(b []byte) *RtMsg {
var msg = RtMsg{}
binary.Read(bytes.NewReader(b[0:unix.SizeofRtMsg]), NativeEndian(), &msg)
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return &msg
}
func TestRtMsgDeserializeSerialize(t *testing.T) {
var orig = make([]byte, unix.SizeofRtMsg)
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rand.Read(orig)
safemsg := deserializeRtMsgSafe(orig)
msg := DeserializeRtMsg(orig)
testDeserializeSerialize(t, orig, safemsg, msg)
}