addHeaderLenient(headersBuilder, ": ef")
    addHeaderLenient(headersBuilder, "\ud83c\udf69: \u2615\ufe0f")
    val headers = headersBuilder.build()
    server.enqueue(MockResponse(headers = headers))
    executeSynchronously("/")
      .assertHeader("a\tb", "c\u007fd")
      .assertHeader("\ud83c\udf69", "\u2615\ufe0f")
      .assertHeader("", "ef")
  }

  @Test
  fun customDns() {

É™O» ' T ¨`^ ³ ƒceQ±*2ÎçÎ¡Ñ G–LÍTNk#Ô H±,-~Øa8 ŒKIÍó—VÆ Îeõµ#ž€Ç2¿E5]zݲC¢"ˆÁ ’N¯Œ _Þ´¾Aá"¥x:¤hþ¤‰ Ï„Ñ¥ ‡ ¤¹{ÙTöë¼zµßɲ¨.­ûhcƒ"¹x÷ªno7¾O} ”í`‚ÒP%è¸ÖéXì uøoûv{ú\ÌÃÐ,7 Á3 è’6‰”…‹1o-L ÞâãÒº¢ jó ðý†Jçö ÿ` øåI=˜ê:W ï°‡ºT³ ¦€O8Kù ïÇÛ<Ð} 4ýÚøÚûÏ: J* ‹÷™í€€èƒ”Ávà #ã〠¢eìB\Ä t²û£¡Ð x® ?ß•sS=dHrèæ4p íŒ6” gþŒ°Ëí÷/8Êò ýÎzŽçÙ- ¬‹ © £ ôìü ¡ S&cé’¹v¼\-g=âàÝ 2Jëm ;¯0²Gñø×ôÈŒ_T Ȫ Þ r<‹@N›¡GÞ >ÐÛ ‘& tdo k '°l1;¼oãÓà’ƒœüè¤9*`zÈÍM‘ ù--"ÜP 2¾> È®·ª ëÓß H%‡f }PùÏ”r~¹¿mÙeF•ß4Ý`ƒR”yߌ,? $b•‚¯ˆÒSš˜brû…h^Ûmà6ì Ь€‰|...

0423          ; mapped                 ; 0443          # 1.1  CYRILLIC CAPITAL LETTER U
0424          ; mapped                 ; 0444          # 1.1  CYRILLIC CAPITAL LETTER EF
0425          ; mapped                 ; 0445          # 1.1  CYRILLIC CAPITAL LETTER HA
0426          ; mapped                 ; 0446          # 1.1  CYRILLIC CAPITAL LETTER TSE

	ORPS X11, X11                           // 450f56db
	//TODO: OUTB AL, DX                     // ee
	//TODO: OUTW AX, DX                     // 66ef
	//TODO: OUTL AX, DX                     // ef
	//TODO: OUTB AL, $7                     // e607
	//TODO: OUTW AX, $7                     // 66e707
	//TODO: OUTL AX, $7                     // e707
	OUTSB                                   // 6e

mCAkCI,OAAA,QAcJ,epBy8EA,wBoBv8EE,eAAA,KASA,aC3DA,MAAA,KFAE,iBAAA,QEEF,aAAA,QlBIA,mBkBAE,MAAA,KFNA,iBAAA,QEQA,aAAA,QAGF,mBAAA,mBAEE,MAAA,KFbA,iBAAA,QEeA,aAAA,QAKE,WAAA,EAAA,EAAA,EAAA,MAAA,oBAKJ,sBAAA,sBAEE,MAAA,KACA,iBAAA,QACA,aAAA,QAOF,kDAAA,kDrBm/EF,mCqBh/EI,MAAA,KACA,iBAAA,QAIA,aAAA,QAEA,wDAAA,wDrBg/EJ,yCqB3+EQ,WAAA,EAAA,EAAA,EAAA,MAAA,oBDQN,eC3DA,MAAA,KFAE,iBAAA,QEEF,aAAA,QlBIA,qBkBAE,MAAA,KFNA,iBAAA,QEQA,aAAA,QAGF,qBAAA,qBAEE,MAAA,KFbA,iBAAA,QEeA,aAAA,QAKE,WAAA,EAAA,EAAA,EAAA,MAAA,qBAKJ,wBA...

,kBAbR,mFAkBU,MAAA,QAlBV,0EAkBU,MAAA,QAlBV,8EAkBU,MAAA,QAlBV,+EAkBU,MAAA,QAlBV,qEAkBU,MAAA,QAlBV,wD7Fg9eF,wF6F17eY,iBAAA,QACA,aAAA,kBACA,MAAA,QAxBV,4EAgCQ,MAAA,qBAhCR,mEAgCQ,MAAA,qBAhCR,uEAgCQ,MAAA,qBAhCR,wEAgCQ,MAAA,qBAhCR,8DAgCQ,MAAA,qBAhCR,iD7F2+eF,iF6Fv8eU,iBAAA,QACA,aAAA,QACA,MAAA,qBAtCR,kFA2CU,MAAA,KA3CV,yEA2CU,MAAA,KA3CV,6EA2CU,MAAA,KA3CV,8EA2CU,MAAA,KA3CV,oEA2CU,MAAA,KA3CV,uD7FsgfF,uF6Fv9eY,iBAAA,QACA,aAAA,kBACA,MAAA,KAjDV,aACE,iBAAA,QACA,MAAA,KAFF,0EAOQ,MAAA,kBAPR,iEAOQ,MAAA,kBAPR,qEAOQ...