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package dhcpv4
import (
"testing"
"github.com/stretchr/testify/require"
)
func TestOptUserClassToBytes(t *testing.T) {
opt := OptRFC3004UserClass([][]byte{[]byte("linuxboot")})
data := opt.Value.ToBytes()
expected := []byte{
9, 'l', 'i', 'n', 'u', 'x', 'b', 'o', 'o', 't',
}
require.Equal(t, expected, data)
}
func TestOptUserClassMicrosoftToBytes(t *testing.T) {
opt := OptUserClass([]byte("linuxboot"))
data := opt.Value.ToBytes()
expected := []byte{
'l', 'i', 'n', 'u', 'x', 'b', 'o', 'o', 't',
}
require.Equal(t, expected, data)
}
func TestParseOptUserClassMultiple(t *testing.T) {
var opt UserClass
expected := []byte{
9, 'l', 'i', 'n', 'u', 'x', 'b', 'o', 'o', 't',
4, 't', 'e', 's', 't',
}
err := opt.FromBytes(expected)
require.NoError(t, err)
require.Equal(t, len(opt.UserClasses), 2)
require.Equal(t, []byte("linuxboot"), opt.UserClasses[0])
require.Equal(t, []byte("test"), opt.UserClasses[1])
}
func TestParseOptUserClassNone(t *testing.T) {
var opt UserClass
expected := []byte{}
err := opt.FromBytes(expected)
require.Error(t, err)
}
func TestParseOptUserClassMicrosoft(t *testing.T) {
var opt UserClass
expected := []byte{
'l', 'i', 'n', 'u', 'x', 'b', 'o', 'o', 't',
}
err := opt.FromBytes(expected)
require.NoError(t, err)
require.Equal(t, 1, len(opt.UserClasses))
require.Equal(t, []byte("linuxboot"), opt.UserClasses[0])
}
func TestParseOptUserClassMicrosoftShort(t *testing.T) {
var opt UserClass
expected := []byte{
'l',
}
err := opt.FromBytes(expected)
require.NoError(t, err)
require.Equal(t, 1, len(opt.UserClasses))
require.Equal(t, []byte("l"), opt.UserClasses[0])
}
func TestParseOptUserClass(t *testing.T) {
var opt UserClass
expected := []byte{
9, 'l', 'i', 'n', 'u', 'x', 'b', 'o', 'o', 't',
}
err := opt.FromBytes(expected)
require.NoError(t, err)
require.Equal(t, 1, len(opt.UserClasses))
require.Equal(t, []byte("linuxboot"), opt.UserClasses[0])
}
func TestOptUserClassToBytesMultiple(t *testing.T) {
opt := OptRFC3004UserClass(
[][]byte{
[]byte("linuxboot"),
[]byte("test"),
},
)
data := opt.Value.ToBytes()
expected := []byte{
9, 'l', 'i', 'n', 'u', 'x', 'b', 'o', 'o', 't',
4, 't', 'e', 's', 't',
}
require.Equal(t, expected, data)
}
func TestParseOptUserClassZeroLength(t *testing.T) {
var opt UserClass
err := opt.FromBytes([]byte{0, 0})
require.Error(t, err)
}
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