package tls_test import ( "context" "testing" "github.com/xtls/xray-core/common" "github.com/xtls/xray-core/common/buf" . "github.com/xtls/xray-core/transport/internet/headers/tls" ) func TestDTLSWrite(t *testing.T) { content := []byte{'a', 'b', 'c', 'd', 'e', 'f', 'g'} dtlsRaw, err := New(context.Background(), &PacketConfig{}) common.Must(err) dtls := dtlsRaw.(*DTLS) payload := buf.New() dtls.Serialize(payload.Extend(dtls.Size())) payload.Write(content) if payload.Len() != int32(len(content))+dtls.Size() { t.Error("payload len: ", payload.Len(), " want ", int32(len(content))+dtls.Size()) } }