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package dhcpv6
import (
"testing"
"github.com/stretchr/testify/require"
)
func TestOptNetworkInterfaceIdParse(t *testing.T) {
expected := []byte{
1, // type (UNDI)
3, // major revision
20, // minor revision
}
var opt OptNetworkInterfaceID
err := opt.FromBytes(expected)
require.NoError(t, err, "ParseOptNetworkInterfaceId() should not return an error with correct bytes")
require.Equal(t, OptionNII, opt.Code(), OptionNII, "Code() should return 62 for OptNetworkInterfaceId")
require.Equal(t, NetworkInterfaceType(1), opt.Typ, "Typ should return 1 for UNDI")
require.Equal(t, uint8(3), opt.Major, "Major should return 1 for UNDI")
require.Equal(t, uint8(20), opt.Minor, "Minor should return 1 for UNDI")
}
func TestOptNetworkInterfaceIdToBytes(t *testing.T) {
expected := []byte{
1, // type (UNDI)
3, // major revision
20, // minor revision
}
var opt OptNetworkInterfaceID
opt.Typ = NetworkInterfaceType(1)
opt.Major = 3
opt.Minor = 20
require.Equal(t, expected, opt.ToBytes())
}
func TestOptNetworkInterfaceIdTooShort(t *testing.T) {
buf := []byte{
1, // type (UNDI)
// missing major/minor revision bytes
}
var opt OptNetworkInterfaceID
err := opt.FromBytes(buf)
require.Error(t, err, "ParseOptNetworkInterfaceId() should return an error on truncated options")
}
func TestOptNetworkInterfaceIdString(t *testing.T) {
buf := []byte{
1, // type (UNDI)
3, // major revision
20, // minor revision
}
var opt OptNetworkInterfaceID
err := opt.FromBytes(buf)
require.NoError(t, err)
require.Contains(
t,
opt.String(),
"First gen. PXE boot ROMs (Revision 3.20)",
"String() should contain the type and revision",
)
opt.Typ = NetworkInterfaceType(200)
require.Contains(
t, opt.String(),
"NetworkInterfaceType(200, unknown)",
"String() should contain unknown for an unknown type",
)
}
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