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package dhcpv6
import (
"bytes"
"testing"
"github.com/insomniacslk/dhcp/rfc1035label"
"github.com/stretchr/testify/require"
)
func TestParseOptFQDN(t *testing.T) {
data := []byte{
0, // Flags
4, 'c', 'n', 'o', 's', 9, 'l', 'o', 'c', 'a', 'l',
'h', 'o', 's', 't', 0,
}
var opt OptFQDN
err := opt.FromBytes(data)
require.NoError(t, err)
require.Equal(t, OptionFQDN, opt.Code())
require.Equal(t, uint8(0), opt.Flags)
require.Equal(t, "cnos.localhost", opt.DomainName.Labels[0])
require.Equal(t, "FQDN: {Flags=0 DomainName=[cnos.localhost]}", opt.String())
}
func TestOptFQDNToBytes(t *testing.T) {
opt := OptFQDN{
Flags: 0,
DomainName: &rfc1035label.Labels{
Labels: []string{"cnos.localhost"},
},
}
want := []byte{
0, // Flags
4, 'c', 'n', 'o', 's', 9, 'l', 'o', 'c', 'a', 'l',
'h', 'o', 's', 't', 0,
}
b := opt.ToBytes()
if !bytes.Equal(b, want) {
t.Fatalf("opt.ToBytes()=%v, want %v", b, want)
}
}
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