netlink/netlink_linux_test.go

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2014-09-01 03:27:34 +00:00
package netlink
import (
"bytes"
"crypto/rand"
"encoding/binary"
"syscall"
"testing"
)
func (msg *IfInfomsg) write(b []byte) {
native := nativeEndian()
b[0] = msg.Family
b[1] = msg.X__ifi_pad
native.PutUint16(b[2:4], msg.Type)
native.PutUint32(b[4:8], uint32(msg.Index))
native.PutUint32(b[8:12], msg.Flags)
native.PutUint32(b[12:16], msg.Change)
}
func (msg *IfInfomsg) serializeSafe() []byte {
length := syscall.SizeofIfInfomsg
b := make([]byte, length)
msg.write(b)
return b
}
func deserializeIfInfomsgSafe(b []byte) *IfInfomsg {
var msg = IfInfomsg{}
binary.Read(bytes.NewReader(b[0:syscall.SizeofIfInfomsg]), nativeEndian(), &msg)
return &msg
}
func TestIfInfomsgDeserializeSerialize(t *testing.T) {
var orig = make([]byte, syscall.SizeofIfInfomsg)
rand.Read(orig)
safemsg := deserializeIfInfomsgSafe(orig)
msg := DeserializeIfInfomsg(orig)
testDeserializeSerialize(t, orig, safemsg, msg)
}