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package dhcpv6
import (
"net"
"testing"
"time"
"github.com/stretchr/testify/require"
)
func TestOptIATAParseOptIATA(t *testing.T) {
data := []byte{
1, 0, 0, 0, // IAID
0, 5, 0, 0x18, 0x24, 1, 0xdb, 0, 0x30, 0x10, 0xc0, 0x8f, 0xfa, 0xce, 0, 0, 0, 0x44, 0, 0, 0, 0, 0xb2, 0x7a, 0, 0, 0xc0, 0x8a, // options
}
var opt OptIATA
err := opt.FromBytes(data)
require.NoError(t, err)
require.Equal(t, OptionIATA, opt.Code())
}
func TestOptIATAParseOptIATAInvalidLength(t *testing.T) {
data := []byte{
1, 0, 0, // truncated IAID
}
var opt OptIATA
err := opt.FromBytes(data)
require.Error(t, err)
}
func TestOptIATAParseOptIATAInvalidOptions(t *testing.T) {
data := []byte{
1, 0, 0, 0, // IAID
0, 5, 0, 0x18, 0x24, 1, 0xdb, 0, 0x30, 0x10, 0xc0, 0x8f, 0xfa, 0xce, 0, 0, 0, 0x44, 0, 0, 0, 0, 0xb2, 0x7a, // truncated options
}
var opt OptIATA
err := opt.FromBytes(data)
require.Error(t, err)
}
func TestOptIATAGetOneOption(t *testing.T) {
oaddr := &OptIAAddress{
IPv6Addr: net.ParseIP("::1"),
}
opt := OptIATA{
Options: IdentityOptions{[]Option{&OptStatusCode{}, oaddr}},
}
require.Equal(t, oaddr, opt.Options.OneAddress())
}
func TestOptIATAAddOption(t *testing.T) {
opt := OptIATA{}
opt.Options.Add(OptElapsedTime(0))
require.Equal(t, 1, len(opt.Options.Options))
require.Equal(t, OptionElapsedTime, opt.Options.Options[0].Code())
}
func TestOptIATAGetOneOptionMissingOpt(t *testing.T) {
oaddr := &OptIAAddress{
IPv6Addr: net.ParseIP("::1"),
}
opt := OptIATA{
Options: IdentityOptions{[]Option{&OptStatusCode{}, oaddr}},
}
require.Equal(t, nil, opt.Options.GetOne(OptionDNSRecursiveNameServer))
}
func TestOptIATADelOption(t *testing.T) {
optiaaddr := OptIAAddress{}
optsc := OptStatusCode{}
iana1 := OptIATA{
Options: IdentityOptions{[]Option{
&optsc,
&optiaaddr,
&optiaaddr,
}},
}
iana1.Options.Del(OptionIAAddr)
require.Equal(t, iana1.Options.Options, Options{&optsc})
iana2 := OptIATA{
Options: IdentityOptions{[]Option{
&optiaaddr,
&optsc,
&optiaaddr,
}},
}
iana2.Options.Del(OptionIAAddr)
require.Equal(t, iana2.Options.Options, Options{&optsc})
}
func TestOptIATAToBytes(t *testing.T) {
opt := OptIATA{
IaId: [4]byte{1, 2, 3, 4},
Options: IdentityOptions{[]Option{
OptElapsedTime(10 * time.Millisecond),
}},
}
expected := []byte{
1, 2, 3, 4, // IA ID
0, 8, 0, 2, 0x00, 0x01,
}
require.Equal(t, expected, opt.ToBytes())
}
func TestOptIATAString(t *testing.T) {
data := []byte{
1, 0, 0, 0, // IAID
0, 5, 0, 0x18, 0x24, 1, 0xdb, 0, 0x30, 0x10, 0xc0, 0x8f, 0xfa, 0xce, 0, 0, 0, 0x44, 0, 0, 0, 0, 0xb2, 0x7a, 0, 0, 0xc0, 0x8a, // options
}
var opt OptIATA
err := opt.FromBytes(data)
require.NoError(t, err)
str := opt.String()
require.Contains(
t, str,
"IAID=0x01000000",
"String() should return the IAID",
)
require.Contains(
t, str,
"Options={",
"String() should return a list of options",
)
}
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