open Dnstoy let () = let data : Types.dns_header = { id = 0x1314 ; flags = 0 ; num_questions = 1 ; num_answers = 0 ; num_authorities = 0 ; num_additionals = 0 } in assert ( "\\x13\\x14\\x00\\x00\\x00\\x01\\x00\\x00\\x00\\x00\\x00\\x00" = Utils.get_bytecode (Query.header_to_bytes data)); assert ( "\\x06google\\x03com\\x00" = Utils.get_bytecode (Query.encode_dns_name "google.com")) ;;