}

    @Nested
    @DisplayName("Header Encoding Tests")
    class HeaderEncodingTests {

        @Test
        @DisplayName("encode_header should write all header fields")
        void testEncodeHeader() throws NdrException {
            message.ptype = DcerpcConstants.RPC_PT_REQUEST;
            message.flags = DcerpcConstants.RPC_C_PF_BROADCAST;
            message.length = 100;
            message.call_id = 5;