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package dhcp6test
import (
"bytes"
"reflect"
"testing"
"github.com/mdlayher/dhcp6"
"github.com/mdlayher/dhcp6/dhcp6opts"
)
// TestRecorder verifies that a Recorder properly captures information
// when a message is sent.
func TestRecorder(t *testing.T) {
mt := dhcp6.MessageTypeAdvertise
txID := [3]byte{0, 1, 2}
clientID := dhcp6opts.NewDUIDLL(1, []byte{0, 1, 0, 1, 0, 1})
r := NewRecorder(txID)
if err := r.Options().Add(dhcp6.OptionClientID, clientID); err != nil {
t.Fatal(err)
}
if _, err := r.Send(mt); err != nil {
t.Fatal(err)
}
if want, got := mt, r.MessageType; want != got {
t.Fatalf("unexpected message type: %v != %v", want, got)
}
if want, got := txID[:], r.TransactionID[:]; !bytes.Equal(want, got) {
t.Fatalf("unexpected transaction ID: %v != %v", want, got)
}
duid, err := dhcp6opts.GetClientID(r.Options())
if err != nil {
t.Fatal(err)
}
if want, got := clientID, duid; !reflect.DeepEqual(want, got) {
t.Fatalf("unexpected client ID: %v != %v", want, got)
}
}
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