ÿØÿà JFIF    ÿÛ „  ( %"1!%)+...383,7(-.+  -+++--++++---+-+-----+---------------+---+-++7-----ÿÀ  ß â" ÿÄ     ÿÄ H    !1AQaq"‘¡2B±ÁÑð#R“Ò Tbr‚²á3csƒ’ÂñDS¢³$CÿÄ   ÿÄ %  !1AQa"23‘ÿÚ   ? ôÿ ¨pŸªáÿ —åYõõ\?àÒü©ŠÄï¨pŸªáÿ —åYõõ\?àÓü©ŠÄá 0Ÿªáÿ Ÿå[úƒ ú®ði~TÁbqÐ8OÕpÿ ƒOò¤Oè`–RÂáœá™êi€ßÉ< FtŸI“öÌ8úDf´°å}“¾œ6  öFá°y¥jñÇh†ˆ¢ã/ÃÐ:ªcÈ "Y¡ðÑl>ÿ ”ÏËte:qž\oäŠe÷󲍷˜HT4&ÿ ÓÐü6ö®¿øþßèô Ÿ•7Ñi’•j|“ñì>b…þS?*Óôÿ ÓÐü*h¥£ír¶ü UãSç‚Ÿ[AÐaè[ûª•õ&õj?†Éö+EzP—WeÒírJFt ‘BŒ†Ï‡%#tE Øz ¥OÛ«!1›üä±Í™%ºÍãö]°î(–:@<‹ŒÊö×òÆt¦ãº+‡¦%ÌÁ²h´OƒJŒtMÜ>ÀÜÊw3Y´•牋4ǍýʏTì>œú=Íwhyë,¾Ôò×õ¿ßÊa»«þˆѪQ|%6ž™A õ%:øj<>É—ÿ Å_ˆCbõ¥š±ý¯Ýƒï…¶|RëócÍf溪“t.СøTÿ *Ä¿-{†çàczůŽ_–^XþŒ±miB[X±d 1,é”zEù»& î9gœf™9Ð'.;—™i}!ôšåîqêÛ٤ёý£½ÆA–àôe"A$˝Úsäÿ ÷Û #°xŸëí(l »ý3—¥5m! rt`†0~'j2(]S¦¦kv,ÚÇ l¦øJA£Šƒ J3E8ÙiŽ:cÉžúeZ°€¯\®kÖ(79«Ž:¯X”¾³Š&¡* ….‰Ž(ÜíŸ2¥ª‡×Hi²TF¤ò[¨íÈRëÉ䢍mgÑ.Ÿ<öäS0í„ǹÁU´f#Vß;Õ–…P@3ío<ä-±»Ž.L|kªÀê›fÂ6@»eu‚|ÓaÞÆŸ…¨ááå>åŠ?cKü6ùTÍÆ”†sĤÚ;H2RÚ†õ\Ö·Ÿn'¾ ñ#ºI¤Å´%çÁ­‚â7›‹qT3Iï¨ÖÚ5I7Ë!ÅOóŸ¶øÝñØôת¦$Tcö‘[«Ö³šÒ';Aþ ¸èíg A2Z"i¸vdÄ÷.iõ®§)¿]¤À†–‡É&ä{V¶iŽ”.Ó×Õÿ û?h¬Mt–íª[ÿ Ñÿ ÌV(í}=ibÔ¡›¥¢±b Lô¥‡piη_Z<‡z§èŒ)iÖwiÇ 2hÙ3·=’d÷8éŽ1¦¸c¤µ€7›7Ø ð\á)} ¹fËí›pAÃL%âc2 í§æQz¿;T8sæ°qø)QFMð‰XŒÂ±N¢aF¨…8¯!U  Z©RÊ ÖPVÄÀÍin™Ì-GˆªÅËŠ›•zË}º±ŽÍFò¹}Uw×#ä5B¤{î}Ð<ÙD é©¤&‡ïDbàÁôMÁ." ¤‡ú*õ'VŽ|¼´Úgllº¼klz[Æüï÷Aób‡Eÿ dÑ»Xx9ÃÜ£ÁT/`¼¸vI±Ýµ·Ë‚“G³þ*Ÿû´r|*}<¨îºœ @¦mÄ’M¹”.œ«Y–|6ÏU¤jç¥ÕÞqO ˜kDÆÁ¨5ÿ š;Њ¦¦€GÙk \ –Þ=â¼=SͧµªS°ÚÍpÜãQűÀõ¬?ÃÁ1Ñ•õZà?hóœ€ L¦l{Y*K˜Ù›zc˜–ˆâ ø+¾ ­-Ök¥%ùEÜA'}ˆ><ÊIè“bpÍ/qÞâvoX€w,\úªò6Z[XdÒæ­@Ö—€$òJí#é>'°Ú ôª˜<)4ryÙ£|óAÅn5žêŸyÒäMÝ2{"}‰–¤l÷ûWX\l¾Á¸góÉOÔ /óñB¤f¸çñ[.P˜ZsÊË*ßT܈§QN¢’¡¨§V¼(Üù*eÕ“”5T¨‹Âê¥FŒã½Dü[8'Ò¥a…Ú¶k7a *•›¼'Ò·\8¨ª\@\õ¢¦íq+DÙrmÎ…_ªæ»ŠÓœ¡¯’Ré9MÅ×D™lælffc+ŒÑ,ý™ÿ ¯þǤ=Å’Á7µ÷ÚÛ/“Ü€ñýã¼àí¾ÕÑ+ƒ,uµMâÀÄbm:ÒÎPæ{˜Gz[ƒ¯«® KHà`ßØŠéí¯P8Aq.C‰ à€kòpj´kN¶qô€…Õ,ÜNŠª-­{Zö’æû44‰sŽè‰îVíRœÕm" 6?³D9¡ÇTíÅꋇ`4«¸ÝÁô ï’ýorqКÇZ«x4Žâéþuïf¹µö[P ,Q£éaX±`PÉÍZ ¸äYúg üAx ’6Lê‚xÝÓ*äQ  Ï’¨hÍ =²,6ï#rÃ<¯–£»ƒ‹,–ê•€ aÛsñ'%Æ"®ÛüìBᝠHÚ3ß°©$“XnœÖ’î2ËTeûìxîß ¦å¿çÉ ðK§þ{‘t‚Ϋ¬jéîZ[ ”š7L¥4VÚCE×]m¤Øy”ä4-dz£œ§¸x.*ãÊÊ b÷•h:©‡¦s`BTÁRû¾g⻩‹jø sF¢àJøFl‘È•Xᓁà~*j¯ +(ÚÕ6-£¯÷GŠØy‚<Ç’.F‹Hœw(+)ÜÜâÈzÄäT§FߘãÏ;DmVœ3Àu@mÚüXÝü•3B¨òÌÁÛ<·ÃÜ z,Ì@õÅ·d2]ü8s÷IôÞ¯^Ç9¢u„~ëAŸï4«M? K]­ÅàPl@s_ p:°¬ZR”´›JC[CS.h‹ƒïËœ«Æ]–÷ó‚wR×k7X‰k›‘´ù¦=¡«‰¨¨Â')—71ó’c‡Ðúµ `é.{§p¹ój\Ž{1h{o±Ý=áUÊïGÖŒõ–-BÄm+AZX¶¡ ïHðæ¥JmÙ;…ä¡Ÿˆ¦ ° äšiÉg«$üMk5¤L“’çÊvïâï ,=f“"íἊ5ô¬x6{ɏžID0e¸vçmi'︧ºð9$ò¹÷*£’9ÿ ²TÔ…×>JV¥}Œ}$p[bÔ®*[jzS*8 ”·T›Í–ñUîƒwo$áè=LT™ç—~ô·¤ÈÚ$榍q‰„+´kFm)ž‹©i–ËqÞŠ‰à¶ü( ‚•§ •°ò·‡#5ª•µÊ﯅¡X¨šÁ*F#TXJÊ ušJVÍ&=iÄs1‚3•'fý§5Ñ<=[íÞ­ PÚ;ѱÌ_~Ä££8rÞ ²w;’hDT°>ÈG¬8Á²ÚzŽ®ò®qZcqJêäÞ-ö[ܘbň±çb“Š¶31²n×iƒðÕ;1¶þÉ ªX‰,ßqÏ$>•î íZ¥Z 1{ç൵+ƒÕµ¥°T$§K]á»Ûï*·¤tMI’ÂZbŽÕiÒ˜}bÓ0£ª5›¨ [5Ž^ÝœWøÂÝh° ¢OWun£¤5 a2Z.G2³YL]jåtì”ä ÁÓ‘%"©<ÔúÊ°sº UZvä‡ÄiÆÒM .÷V·™ø#kèýiíÌ–ª)µT[)BˆõÑ xB¾B€ÖT¨.¥~ð@VĶr#¸ü*åZNDŽH;âi ],©£öØpù(šºãö¼T.uCê•4@ÿ GÕÛ)Cx›®0ø#:ÏðFÒbR\(€€Ä®fã4Þ‰Fä¯HXƒÅ,†öEÑÔÜ]Öv²?tLÃvBY£ú6Êu5ÅAQ³1‘’¬x–HŒÐ‡ ^ ¸KwJôÖŽ5×CÚ¨vÜ«/B0$×k°=ðbÇ(Ï)w±A†Á† 11Í=èQšµ626ŒÜ/`G«µ<}—-Ö7KEHÈÉðóȤmݱû±·ø«Snmá=“ä«šmݱŸ¡¶~ó·“äUóJæúòB|E LêŽy´jDÔ$G¢þÐñ7óR8ýÒ…Ç› WVe#·Ÿ p·Fx~•ݤF÷0Èÿ K¯æS<6’¡WШ; ´ÿ ¥Êø\Òuî†åÝ–VNœkÒ7oòX¨Á­Ø÷FÎÑä±g÷ÿ M~Çî=p,X´ ÝÌÚÅ‹’ÃjÖ.ØöÏñ qïQ¤ÓZE†° =6·]܈ s¸>v•Ž^Ý\wq9r‰Î\¸¡kURÒ$­*‹Nq?Þª*!sŠÆ:TU_u±T+øX¡ ®¹¡,ÄâÃBTsÜ$Ø›4m椴zÜK]’’›Pƒ @€#â˜`é¹=I‡fiV•Ôî“nRm+µFPOhÍ0B£ €+¬5c v•:P'ÒyÎ ‰V~‚Ó†ÖuókDoh$å\*ö%Ю=£«…aȼ½÷Û.-½VŒŠ¼'lyî±1¬3ó#ÞE¿ÔS¤gV£m›=§\û"—WU¤ÚǼÿ ÂnÁGŒÃ ‚õN D³õNÚíŒÕ;HôyÄÈ©P¹Ä{:?R‘Ô¨âF÷ø£bÅó® JS|‚R÷ivýáâ€Æé¡è³´IئÑT!§˜•Øª‚¬â@q€wnïCWÄ@JU€ê¯m6]Ï:£âx'+ÒðXvÓ¦Úm=–´7œ $ì“B£~p%ÕŸUþ« N@¼üï~w˜ñø5®—'Ôe»¤5ã//€ž~‰Tþ›Å7•#¤× Íö pÄ$ùeåì*«ÓŠEØWEÈsßg ¦ûvžSsLpºÊW–âµEWöˬH; ™!CYõZ ÃÄf æ#1W. \uWâ\,\Çf j’<qTbên›Î[vxx£ë 'ö¨1›˜ÀM¼Pÿ H)ƒêêŒA7s,|F“ 꺸k³9Ìö*ç®;Ö!Ö$Eiž•¹ÒÚ†ýóéÝû¾ÕS®ó$’NÝäŸz¤5r¦ãÄÃD÷Üø!°ø‡Ô&@m™Ì^Ãä­d q5Lnÿ N;.6½·N|#ä"1Nƒx“ã<3('&ñßt  ~ªu”1Tb㫨9ê–›–bìd$ߣ=#ÕãÒmU¯eí$EFù5ýYô櫨æ왍Ǘ±ssM]·á¿0ÕåJRÓªîiƒ+O58ÖñªŠÒx" \µâá¨i’¤i —Ö ” M+M¤ë9‚‰A¦°Qõ¾ßøK~¼Ã‘g…Ö´~÷Ï[3GUœÒ½#…kàÔ®Ò”‰³·dWV‰IP‰Ú8u¹”E ÖqLj¾êÕCBš{A^Âß;–¨`¯¬ìö ˼ ×tìø.tƐm*n¨y4o&Àx¥n¦×î‡aupáÛj8¿m›è¶ã!o½;ß0y^ý×^EÑ¿ÒjzŒ­)vÚÑnÄL …^ªô× ‡—‚3k Îý­hï]içå–îÏ*÷ñþ»Ô CÒjøjÍznˆ´ ¹#b'Fô‹ ‰v¥'’à'T´ƒHýÍ%M‰ ƒ&ÆÇŒï1 ‘ –Þ ‰i¬s žR-Ÿ kŠ¬á¬7:þ 0ŒÅÒÕ/aÙ¬ÃÝ#Úøœ ©aiVc‰. ¹¦ãµ” ›Yg¦›ÆÎýº°f³7ƒhá·¸­}&D9¡ÂsÉÙÞèŠõØàC™¨ñbFC|´Ü(ŸƒÚÒ-%»'a Ì¿)ËÇn¿úÿ ÞŽX…4ÊÅH^ôΑí@ù¹Eh¶“L8Çjù ¼ÎåVªóR©Ï5uà V4lZß®=€xÖŸ–ÑÈ ÷”¨°¾__yM1tÉ?uÆþIkÄgæ@þ[¢†°XÃJ£j·:nkÅ¢u ‘}âGzö­/IµèŠ¬¼48q¦F°ŽR¼=ûì{´¯RýicS ÕÛ íNtÍÙï£,w4rêì®»~x(©Uñ§#Ñ&œÕ¤>ÎåÍÓ9’Ö{9eV­[Öjâ²ãu]˜å2›qÑšÕJç0€sÄ|Êëè0튔bÁ>“{×_F`Ø©ºê:µä,v¤ðfc1±"«ÔÍän1#=· Âøv~H½ÐßA¾¿Ü€Óš]Õ; I¾÷ç‚Qi†î¹9ywÔKG˜áñ zQY—§ÃÕZ07§X‚ Áh;ÁM)iÌCH-¯T‘ë|A0{Ò½LÚ–TâÖkÜ’dÀ“rmm»”جPF³ÖcbE§T€ÒxKºû’Ó®7±²(\4ŽÃ¸Uu@j™yĵ;³µ!Á¢b.W¤=mõ´êµK k ¸K^ÜÛ#p*Ü14qkZç5ïë †°5Ï%ÍÛ<Õ¤×Ô¥ê†C Õ´¼ú$ƒÖ“”]Ù¬qÞÚ[4©ý!ûÏ—Áb쳐XµA¬â~`›Çr¸8ìùÝ䫦<>ä÷«?xs´ÇÑ /á;¹øüÊÈÙà{"@Žïzâ¬[âß‚ U_<ÇŸ½4èN˜ú61®qŠu ¦þF£»äJ_ˆÙÎ~ ÞAã–Ý„Ï—rŠD;xTž‘ô`É«…suãO`?³à™ô Lý#Íc5öoæØ‚y´´÷«ZR§<&JÇ+éâô´€i!Àˆ0æAoàðLèÖ-2ŸõW.’t^–(KÁmHµV@xÜÇy®Ñø­â^:Ú3w· 7½¹°ñ¸â¹®:',«Mœ—n­Á+Ãbš LÈ‘ÄnRÓÅœ%¦²‰¨ùQ:¤f‚ "PÕtô¸…cæl…&˜Ú˜Ôkv‹ž+vŠ,=¢v­6—Xy*¥t£«<™:“aîϲ=¦6rO]XI¿Œ÷¤zÚ­›¶ 6÷”w\d ü~v®ˆÌk«^m<ÿ ¢‰Õ\)ùºŽ;… lîÙÅEŠ®cѾ@vnMÏ,¼“ñ•ŽBxðÃzãÇç%3ˆ"}Ù•Åî> BÉú;Ò]V+P˜F_´ßé> Øše|ï‡ÄOmFæÇ ãqÞ$/xÐx­z`ï9"œÜij‚!7.\Td…9M‡•iŽ‹¾‘50ÞŽn¥ß4ÉôO ¹*í^QêËÜÇÌ8=Ž§s‰'ÂëÙ«á%Pú[O †ÅP¯VsŽ°.‰,kc¶ ¬A9n˜XÎ-ÞšN["¹QÕ‰ƒMýÁߺXJæÍaLj¾×Ãmã¾ãÚ uñÒþåQô¦¥ /ÄUx:‚ÍÜ’ Đ©ØÝ3V¨‰ÕnÐ6ó*óúK­«…c ¯U òhsý­jóÔj#,ímŒRµ«lbïUTŒÑ8†Ä0œÏr`ð¡¬É Ї ë"À² ™ 6¥ f¶ ¢ÚoܱԷ-<Àî)†a¶ž'Ú»¨TXqØæ¶÷YÄHy˜9ÈIW­YÀuMFë ºÏ’AqÌ4·/Ú †ô'i$øä­=Ä Ý|öK×40è|È6p‘0§)o¥ctî§H+CA-“ xØ|ÐXŠç l8íºð3Ø:³¤¬KX¯UÿÙ # -*- test-case-name: twisted.conch.test.test_helper -*- # Copyright (c) Twisted Matrix Laboratories. # See LICENSE for details. from twisted.conch.insults import helper from twisted.conch.insults.insults import G0, G1, G2, G3 from twisted.conch.insults.insults import modes, privateModes from twisted.conch.insults.insults import ( NORMAL, BOLD, UNDERLINE, BLINK, REVERSE_VIDEO) from twisted.python.compat import _PY3 from twisted.trial import unittest WIDTH = 80 HEIGHT = 24 class BufferTests(unittest.TestCase): def setUp(self): self.term = helper.TerminalBuffer() self.term.connectionMade() def testInitialState(self): self.assertEqual(self.term.width, WIDTH) self.assertEqual(self.term.height, HEIGHT) self.assertEqual(self.term.__bytes__(), b'\n' * (HEIGHT - 1)) self.assertEqual(self.term.reportCursorPosition(), (0, 0)) def test_initialPrivateModes(self): """ Verify that only DEC Auto Wrap Mode (DECAWM) and DEC Text Cursor Enable Mode (DECTCEM) are initially in the Set Mode (SM) state. """ self.assertEqual( {privateModes.AUTO_WRAP: True, privateModes.CURSOR_MODE: True}, self.term.privateModes) def test_carriageReturn(self): """ C{"\r"} moves the cursor to the first column in the current row. """ self.term.cursorForward(5) self.term.cursorDown(3) self.assertEqual(self.term.reportCursorPosition(), (5, 3)) self.term.insertAtCursor(b"\r") self.assertEqual(self.term.reportCursorPosition(), (0, 3)) def test_linefeed(self): """ C{"\n"} moves the cursor to the next row without changing the column. """ self.term.cursorForward(5) self.assertEqual(self.term.reportCursorPosition(), (5, 0)) self.term.insertAtCursor(b"\n") self.assertEqual(self.term.reportCursorPosition(), (5, 1)) def test_newline(self): """ C{write} transforms C{"\n"} into C{"\r\n"}. """ self.term.cursorForward(5) self.term.cursorDown(3) self.assertEqual(self.term.reportCursorPosition(), (5, 3)) self.term.write(b"\n") self.assertEqual(self.term.reportCursorPosition(), (0, 4)) def test_setPrivateModes(self): """ Verify that L{helper.TerminalBuffer.setPrivateModes} changes the Set Mode (SM) state to "set" for the private modes it is passed. """ expected = self.term.privateModes.copy() self.term.setPrivateModes([privateModes.SCROLL, privateModes.SCREEN]) expected[privateModes.SCROLL] = True expected[privateModes.SCREEN] = True self.assertEqual(expected, self.term.privateModes) def test_resetPrivateModes(self): """ Verify that L{helper.TerminalBuffer.resetPrivateModes} changes the Set Mode (SM) state to "reset" for the private modes it is passed. """ expected = self.term.privateModes.copy() self.term.resetPrivateModes([privateModes.AUTO_WRAP, privateModes.CURSOR_MODE]) del expected[privateModes.AUTO_WRAP] del expected[privateModes.CURSOR_MODE] self.assertEqual(expected, self.term.privateModes) def testCursorDown(self): self.term.cursorDown(3) self.assertEqual(self.term.reportCursorPosition(), (0, 3)) self.term.cursorDown() self.assertEqual(self.term.reportCursorPosition(), (0, 4)) self.term.cursorDown(HEIGHT) self.assertEqual(self.term.reportCursorPosition(), (0, HEIGHT - 1)) def testCursorUp(self): self.term.cursorUp(5) self.assertEqual(self.term.reportCursorPosition(), (0, 0)) self.term.cursorDown(20) self.term.cursorUp(1) self.assertEqual(self.term.reportCursorPosition(), (0, 19)) self.term.cursorUp(19) self.assertEqual(self.term.reportCursorPosition(), (0, 0)) def testCursorForward(self): self.term.cursorForward(2) self.assertEqual(self.term.reportCursorPosition(), (2, 0)) self.term.cursorForward(2) self.assertEqual(self.term.reportCursorPosition(), (4, 0)) self.term.cursorForward(WIDTH) self.assertEqual(self.term.reportCursorPosition(), (WIDTH, 0)) def testCursorBackward(self): self.term.cursorForward(10) self.term.cursorBackward(2) self.assertEqual(self.term.reportCursorPosition(), (8, 0)) self.term.cursorBackward(7) self.assertEqual(self.term.reportCursorPosition(), (1, 0)) self.term.cursorBackward(1) self.assertEqual(self.term.reportCursorPosition(), (0, 0)) self.term.cursorBackward(1) self.assertEqual(self.term.reportCursorPosition(), (0, 0)) def testCursorPositioning(self): self.term.cursorPosition(3, 9) self.assertEqual(self.term.reportCursorPosition(), (3, 9)) def testSimpleWriting(self): s = b"Hello, world." self.term.write(s) self.assertEqual( self.term.__bytes__(), s + b'\n' + b'\n' * (HEIGHT - 2)) def testOvertype(self): s = b"hello, world." self.term.write(s) self.term.cursorBackward(len(s)) self.term.resetModes([modes.IRM]) self.term.write(b"H") self.assertEqual( self.term.__bytes__(), (b"H" + s[1:]) + b'\n' + b'\n' * (HEIGHT - 2)) def testInsert(self): s = b"ello, world." self.term.write(s) self.term.cursorBackward(len(s)) self.term.setModes([modes.IRM]) self.term.write(b"H") self.assertEqual( self.term.__bytes__(), (b"H" + s) + b'\n' + b'\n' * (HEIGHT - 2)) def testWritingInTheMiddle(self): s = b"Hello, world." self.term.cursorDown(5) self.term.cursorForward(5) self.term.write(s) self.assertEqual( self.term.__bytes__(), b'\n' * 5 + (self.term.fill * 5) + s + b'\n' + b'\n' * (HEIGHT - 7)) def testWritingWrappedAtEndOfLine(self): s = b"Hello, world." self.term.cursorForward(WIDTH - 5) self.term.write(s) self.assertEqual( self.term.__bytes__(), s[:5].rjust(WIDTH) + b'\n' + s[5:] + b'\n' + b'\n' * (HEIGHT - 3)) def testIndex(self): self.term.index() self.assertEqual(self.term.reportCursorPosition(), (0, 1)) self.term.cursorDown(HEIGHT) self.assertEqual(self.term.reportCursorPosition(), (0, HEIGHT - 1)) self.term.index() self.assertEqual(self.term.reportCursorPosition(), (0, HEIGHT - 1)) def testReverseIndex(self): self.term.reverseIndex() self.assertEqual(self.term.reportCursorPosition(), (0, 0)) self.term.cursorDown(2) self.assertEqual(self.term.reportCursorPosition(), (0, 2)) self.term.reverseIndex() self.assertEqual(self.term.reportCursorPosition(), (0, 1)) def test_nextLine(self): """ C{nextLine} positions the cursor at the beginning of the row below the current row. """ self.term.nextLine() self.assertEqual(self.term.reportCursorPosition(), (0, 1)) self.term.cursorForward(5) self.assertEqual(self.term.reportCursorPosition(), (5, 1)) self.term.nextLine() self.assertEqual(self.term.reportCursorPosition(), (0, 2)) def testSaveCursor(self): self.term.cursorDown(5) self.term.cursorForward(7) self.assertEqual(self.term.reportCursorPosition(), (7, 5)) self.term.saveCursor() self.term.cursorDown(7) self.term.cursorBackward(3) self.assertEqual(self.term.reportCursorPosition(), (4, 12)) self.term.restoreCursor() self.assertEqual(self.term.reportCursorPosition(), (7, 5)) def testSingleShifts(self): self.term.singleShift2() self.term.write(b'Hi') ch = self.term.getCharacter(0, 0) self.assertEqual(ch[0], b'H') self.assertEqual(ch[1].charset, G2) ch = self.term.getCharacter(1, 0) self.assertEqual(ch[0], b'i') self.assertEqual(ch[1].charset, G0) self.term.singleShift3() self.term.write(b'!!') ch = self.term.getCharacter(2, 0) self.assertEqual(ch[0], b'!') self.assertEqual(ch[1].charset, G3) ch = self.term.getCharacter(3, 0) self.assertEqual(ch[0], b'!') self.assertEqual(ch[1].charset, G0) def testShifting(self): s1 = b"Hello" s2 = b"World" s3 = b"Bye!" self.term.write(b"Hello\n") self.term.shiftOut() self.term.write(b"World\n") self.term.shiftIn() self.term.write(b"Bye!\n") g = G0 h = 0 for s in (s1, s2, s3): for i in range(len(s)): ch = self.term.getCharacter(i, h) self.assertEqual(ch[0], s[i:i+1]) self.assertEqual(ch[1].charset, g) g = g == G0 and G1 or G0 h += 1 def testGraphicRendition(self): self.term.selectGraphicRendition(BOLD, UNDERLINE, BLINK, REVERSE_VIDEO) self.term.write(b'W') self.term.selectGraphicRendition(NORMAL) self.term.write(b'X') self.term.selectGraphicRendition(BLINK) self.term.write(b'Y') self.term.selectGraphicRendition(BOLD) self.term.write(b'Z') ch = self.term.getCharacter(0, 0) self.assertEqual(ch[0], b'W') self.assertTrue(ch[1].bold) self.assertTrue(ch[1].underline) self.assertTrue(ch[1].blink) self.assertTrue(ch[1].reverseVideo) ch = self.term.getCharacter(1, 0) self.assertEqual(ch[0], b'X') self.assertFalse(ch[1].bold) self.assertFalse(ch[1].underline) self.assertFalse(ch[1].blink) self.assertFalse(ch[1].reverseVideo) ch = self.term.getCharacter(2, 0) self.assertEqual(ch[0], b'Y') self.assertTrue(ch[1].blink) self.assertFalse(ch[1].bold) self.assertFalse(ch[1].underline) self.assertFalse(ch[1].reverseVideo) ch = self.term.getCharacter(3, 0) self.assertEqual(ch[0], b'Z') self.assertTrue(ch[1].blink) self.assertTrue(ch[1].bold) self.assertFalse(ch[1].underline) self.assertFalse(ch[1].reverseVideo) def testColorAttributes(self): s1 = b"Merry xmas" s2 = b"Just kidding" self.term.selectGraphicRendition(helper.FOREGROUND + helper.RED, helper.BACKGROUND + helper.GREEN) self.term.write(s1 + b"\n") self.term.selectGraphicRendition(NORMAL) self.term.write(s2 + b"\n") for i in range(len(s1)): ch = self.term.getCharacter(i, 0) self.assertEqual(ch[0], s1[i:i+1]) self.assertEqual(ch[1].charset, G0) self.assertFalse(ch[1].bold) self.assertFalse(ch[1].underline) self.assertFalse(ch[1].blink) self.assertFalse(ch[1].reverseVideo) self.assertEqual(ch[1].foreground, helper.RED) self.assertEqual(ch[1].background, helper.GREEN) for i in range(len(s2)): ch = self.term.getCharacter(i, 1) self.assertEqual(ch[0], s2[i:i+1]) self.assertEqual(ch[1].charset, G0) self.assertFalse(ch[1].bold) self.assertFalse(ch[1].underline) self.assertFalse(ch[1].blink) self.assertFalse(ch[1].reverseVideo) self.assertEqual(ch[1].foreground, helper.WHITE) self.assertEqual(ch[1].background, helper.BLACK) def testEraseLine(self): s1 = b'line 1' s2 = b'line 2' s3 = b'line 3' self.term.write(b'\n'.join((s1, s2, s3)) + b'\n') self.term.cursorPosition(1, 1) self.term.eraseLine() self.assertEqual( self.term.__bytes__(), s1 + b'\n' + b'\n' + s3 + b'\n' + b'\n' * (HEIGHT - 4)) def testEraseToLineEnd(self): s = b'Hello, world.' self.term.write(s) self.term.cursorBackward(5) self.term.eraseToLineEnd() self.assertEqual( self.term.__bytes__(), s[:-5] + b'\n' + b'\n' * (HEIGHT - 2)) def testEraseToLineBeginning(self): s = b'Hello, world.' self.term.write(s) self.term.cursorBackward(5) self.term.eraseToLineBeginning() self.assertEqual( self.term.__bytes__(), s[-4:].rjust(len(s)) + b'\n' + b'\n' * (HEIGHT - 2)) def testEraseDisplay(self): self.term.write(b'Hello world\n') self.term.write(b'Goodbye world\n') self.term.eraseDisplay() self.assertEqual( self.term.__bytes__(), b'\n' * (HEIGHT - 1)) def testEraseToDisplayEnd(self): s1 = b"Hello world" s2 = b"Goodbye world" self.term.write(b'\n'.join((s1, s2, b''))) self.term.cursorPosition(5, 1) self.term.eraseToDisplayEnd() self.assertEqual( self.term.__bytes__(), s1 + b'\n' + s2[:5] + b'\n' + b'\n' * (HEIGHT - 3)) def testEraseToDisplayBeginning(self): s1 = b"Hello world" s2 = b"Goodbye world" self.term.write(b'\n'.join((s1, s2))) self.term.cursorPosition(5, 1) self.term.eraseToDisplayBeginning() self.assertEqual( self.term.__bytes__(), b'\n' + s2[6:].rjust(len(s2)) + b'\n' + b'\n' * (HEIGHT - 3)) def testLineInsertion(self): s1 = b"Hello world" s2 = b"Goodbye world" self.term.write(b'\n'.join((s1, s2))) self.term.cursorPosition(7, 1) self.term.insertLine() self.assertEqual( self.term.__bytes__(), s1 + b'\n' + b'\n' + s2 + b'\n' + b'\n' * (HEIGHT - 4)) def testLineDeletion(self): s1 = b"Hello world" s2 = b"Middle words" s3 = b"Goodbye world" self.term.write(b'\n'.join((s1, s2, s3))) self.term.cursorPosition(9, 1) self.term.deleteLine() self.assertEqual( self.term.__bytes__(), s1 + b'\n' + s3 + b'\n' + b'\n' * (HEIGHT - 3)) class FakeDelayedCall: called = False cancelled = False def __init__(self, fs, timeout, f, a, kw): self.fs = fs self.timeout = timeout self.f = f self.a = a self.kw = kw def active(self): return not (self.cancelled or self.called) def cancel(self): self.cancelled = True # self.fs.calls.remove(self) def call(self): self.called = True self.f(*self.a, **self.kw) class FakeScheduler: def __init__(self): self.calls = [] def callLater(self, timeout, f, *a, **kw): self.calls.append(FakeDelayedCall(self, timeout, f, a, kw)) return self.calls[-1] class ExpectTests(unittest.TestCase): def setUp(self): self.term = helper.ExpectableBuffer() self.term.connectionMade() self.fs = FakeScheduler() def testSimpleString(self): result = [] d = self.term.expect(b"hello world", timeout=1, scheduler=self.fs) d.addCallback(result.append) self.term.write(b"greeting puny earthlings\n") self.assertFalse(result) self.term.write(b"hello world\n") self.assertTrue(result) self.assertEqual(result[0].group(), b"hello world") self.assertEqual(len(self.fs.calls), 1) self.assertFalse(self.fs.calls[0].active()) def testBrokenUpString(self): result = [] d = self.term.expect(b"hello world") d.addCallback(result.append) self.assertFalse(result) self.term.write(b"hello ") self.assertFalse(result) self.term.write(b"worl") self.assertFalse(result) self.term.write(b"d") self.assertTrue(result) self.assertEqual(result[0].group(), b"hello world") def testMultiple(self): result = [] d1 = self.term.expect(b"hello ") d1.addCallback(result.append) d2 = self.term.expect(b"world") d2.addCallback(result.append) self.assertFalse(result) self.term.write(b"hello") self.assertFalse(result) self.term.write(b" ") self.assertEqual(len(result), 1) self.term.write(b"world") self.assertEqual(len(result), 2) self.assertEqual(result[0].group(), b"hello ") self.assertEqual(result[1].group(), b"world") def testSynchronous(self): self.term.write(b"hello world") result = [] d = self.term.expect(b"hello world") d.addCallback(result.append) self.assertTrue(result) self.assertEqual(result[0].group(), b"hello world") def testMultipleSynchronous(self): self.term.write(b"goodbye world") result = [] d1 = self.term.expect(b"bye") d1.addCallback(result.append) d2 = self.term.expect(b"world") d2.addCallback(result.append) self.assertEqual(len(result), 2) self.assertEqual(result[0].group(), b"bye") self.assertEqual(result[1].group(), b"world") def _cbTestTimeoutFailure(self, res): self.assertTrue(hasattr(res, 'type')) self.assertEqual(res.type, helper.ExpectationTimeout) def testTimeoutFailure(self): d = self.term.expect(b"hello world", timeout=1, scheduler=self.fs) d.addBoth(self._cbTestTimeoutFailure) self.fs.calls[0].call() def testOverlappingTimeout(self): self.term.write(b"not zoomtastic") result = [] d1 = self.term.expect(b"hello world", timeout=1, scheduler=self.fs) d1.addBoth(self._cbTestTimeoutFailure) d2 = self.term.expect(b"zoom") d2.addCallback(result.append) self.fs.calls[0].call() self.assertEqual(len(result), 1) self.assertEqual(result[0].group(), b"zoom") class CharacterAttributeTests(unittest.TestCase): """ Tests for L{twisted.conch.insults.helper.CharacterAttribute}. """ def test_equality(self): """ L{CharacterAttribute}s must have matching character attribute values (bold, blink, underline, etc) with the same values to be considered equal. """ self.assertEqual( helper.CharacterAttribute(), helper.CharacterAttribute()) self.assertEqual( helper.CharacterAttribute(), helper.CharacterAttribute(charset=G0)) self.assertEqual( helper.CharacterAttribute( bold=True, underline=True, blink=False, reverseVideo=True, foreground=helper.BLUE), helper.CharacterAttribute( bold=True, underline=True, blink=False, reverseVideo=True, foreground=helper.BLUE)) self.assertNotEqual( helper.CharacterAttribute(), helper.CharacterAttribute(charset=G1)) self.assertNotEqual( helper.CharacterAttribute(bold=True), helper.CharacterAttribute(bold=False)) def test_wantOneDeprecated(self): """ L{twisted.conch.insults.helper.CharacterAttribute.wantOne} emits a deprecation warning when invoked. """ # Trigger the deprecation warning. helper._FormattingState().wantOne(bold=True) warningsShown = self.flushWarnings([self.test_wantOneDeprecated]) self.assertEqual(len(warningsShown), 1) self.assertEqual(warningsShown[0]['category'], DeprecationWarning) if _PY3: deprecatedClass = ( "twisted.conch.insults.helper._FormattingState.wantOne") else: deprecatedClass = "twisted.conch.insults.helper.wantOne" self.assertEqual( warningsShown[0]['message'], '%s was deprecated in Twisted 13.1.0' % (deprecatedClass))