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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
}
opt, err := ParseOptNetworkInterfaceId(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, uint8(1), opt.Type(), "Type() 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
}
opt := OptNetworkInterfaceId{}
opt.SetType(1)
opt.SetMajor(3)
opt.SetMinor(20)
require.Equal(t, expected, opt.ToBytes())
}
func TestOptNetworkInterfaceIdTooShort(t *testing.T) {
buf := []byte{
1, // type (UNDI)
// missing major/minor revision bytes
}
_, err := ParseOptNetworkInterfaceId(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
}
opt, err := ParseOptNetworkInterfaceId(buf)
require.NoError(t, err)
require.Contains(
t,
opt.String(),
"type=First gen. PXE boot ROMs, revision=3.20",
"String() should contain the type and revision",
)
opt.SetType(200)
require.Contains(
t, opt.String(),
"type=Unknown",
"String() should contain unknown for an unknown type",
)
}
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