add OptVendorClass (#148)

1 files changed, 40 insertions, 0 deletions

diff --git a/dhcpv6/option_vendorclass_test.go b/dhcpv6/option_vendorclass_test.go
new file mode 100644
index 0000000..0db278f
--- /dev/null
+++ b/dhcpv6/option_vendorclass_test.go
@@ -0,0 +1,40 @@
+package dhcpv6
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestParseOptVendorClass(t *testing.T) {
+	data := []byte{
+		0xaa, 0xbb, 0xcc, 0xdd, // EnterpriseNumber
+		0, 10, 'H', 'T', 'T', 'P', 'C', 'l', 'i', 'e', 'n', 't',
+		0, 4, 't', 'e', 's', 't',
+	}
+	opt, err := ParseOptVendorClass(data)
+	require.NoError(t, err)
+	require.Equal(t, len(opt.Data), 2)
+	require.Equal(t, opt.EnterpriseNumber, uint32(0xaabbccdd))
+	require.Equal(t, []byte("HTTPClient"), opt.Data[0])
+	require.Equal(t, []byte("test"), opt.Data[1])
+}
+
+func TestOptVendorClassToBytes(t *testing.T) {
+	opt := OptVendorClass{
+		EnterpriseNumber: uint32(0xaabbccdd),
+		Data: [][]byte{
+			[]byte("HTTPClient"),
+			[]byte("test"),
+		},
+	}
+	data := opt.ToBytes()
+	expected := []byte{
+		0, 16, // OptionVendorClass
+		0, 22, // length
+		0xaa, 0xbb, 0xcc, 0xdd, // EnterpriseNumber
+		0, 10, 'H', 'T', 'T', 'P', 'C', 'l', 'i', 'e', 'n', 't',
+		0, 4, 't', 'e', 's', 't',
+	}
+	require.Equal(t, expected, data)
+}