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°©$“XnœÖ’î2ËTeûìxîß ¦å¿çÉ ðK§þ{‘t‚Ϋ¬jéîZ[ ”š7L¥4VÚCE×]m¤Øy”ä4-dz£œ§¸x.*ãÊÊ b÷•h:©‡¦s`BTÁRû¾g⻩‹jø sF¢àJøFl‘È•Xᓁà~*j¯ +(ÚÕ6-£¯÷GŠØy‚<Ç’.F‹Hœw(+)ÜÜâÈzÄäT§FߘãÏ;DmVœ3Àu@mÚüXÝü•3B¨òÌÁÛ<·ÃÜ z,Ì@õÅ·d2]ü8s÷IôÞ¯^Ç9¢u„~ëAŸï4«M? 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¯U òhsý­jóÔj#,ímŒRµ«lbïUTŒÑ8†Ä0œÏr`ð¡¬É Ї ë"À² ™ 6¥ f¶ ¢ÚoܱԷ-<Àî)†a¶ž'Ú»¨TXqØæ¶÷YÄHy˜9ÈIW­YÀuMFë ºÏ’AqÌ4·/Ú †ô'i$øä­=Ä Ý|öK×40è|È6p‘0§)o¥ctî§H+CA-“ xØ|ÐXŠç l8íºð3Ø:³¤¬KX¯UÿÙ 'use strict' const tape = require('tape') const BufferList = require('../') const { Buffer } = require('buffer') tape('indexOf single byte needle', (t) => { const bl = new BufferList(['abcdefg', 'abcdefg', '12345']) t.equal(bl.indexOf('e'), 4) t.equal(bl.indexOf('e', 5), 11) t.equal(bl.indexOf('e', 12), -1) t.equal(bl.indexOf('5'), 18) t.end() }) tape('indexOf multiple byte needle', (t) => { const bl = new BufferList(['abcdefg', 'abcdefg']) t.equal(bl.indexOf('ef'), 4) t.equal(bl.indexOf('ef', 5), 11) t.end() }) tape('indexOf multiple byte needles across buffer boundaries', (t) => { const bl = new BufferList(['abcdefg', 'abcdefg']) t.equal(bl.indexOf('fgabc'), 5) t.end() }) tape('indexOf takes a Uint8Array search', (t) => { const bl = new BufferList(['abcdefg', 'abcdefg']) const search = new Uint8Array([102, 103, 97, 98, 99]) // fgabc t.equal(bl.indexOf(search), 5) t.end() }) tape('indexOf takes a buffer list search', (t) => { const bl = new BufferList(['abcdefg', 'abcdefg']) const search = new BufferList('fgabc') t.equal(bl.indexOf(search), 5) t.end() }) tape('indexOf a zero byte needle', (t) => { const b = new BufferList('abcdef') const bufEmpty = Buffer.from('') t.equal(b.indexOf(''), 0) t.equal(b.indexOf('', 1), 1) t.equal(b.indexOf('', b.length + 1), b.length) t.equal(b.indexOf('', Infinity), b.length) t.equal(b.indexOf(bufEmpty), 0) t.equal(b.indexOf(bufEmpty, 1), 1) t.equal(b.indexOf(bufEmpty, b.length + 1), b.length) t.equal(b.indexOf(bufEmpty, Infinity), b.length) t.end() }) tape('indexOf buffers smaller and larger than the needle', (t) => { const bl = new BufferList(['abcdefg', 'a', 'bcdefg', 'a', 'bcfgab']) t.equal(bl.indexOf('fgabc'), 5) t.equal(bl.indexOf('fgabc', 6), 12) t.equal(bl.indexOf('fgabc', 13), -1) t.end() }) // only present in node 6+ ;(process.version.substr(1).split('.')[0] >= 6) && tape('indexOf latin1 and binary encoding', (t) => { const b = new BufferList('abcdef') // test latin1 encoding t.equal( new BufferList(Buffer.from(b.toString('latin1'), 'latin1')) .indexOf('d', 0, 'latin1'), 3 ) t.equal( new BufferList(Buffer.from(b.toString('latin1'), 'latin1')) .indexOf(Buffer.from('d', 'latin1'), 0, 'latin1'), 3 ) t.equal( new BufferList(Buffer.from('aa\u00e8aa', 'latin1')) .indexOf('\u00e8', 'latin1'), 2 ) t.equal( new BufferList(Buffer.from('\u00e8', 'latin1')) .indexOf('\u00e8', 'latin1'), 0 ) t.equal( new BufferList(Buffer.from('\u00e8', 'latin1')) .indexOf(Buffer.from('\u00e8', 'latin1'), 'latin1'), 0 ) // test binary encoding t.equal( new BufferList(Buffer.from(b.toString('binary'), 'binary')) .indexOf('d', 0, 'binary'), 3 ) t.equal( new BufferList(Buffer.from(b.toString('binary'), 'binary')) .indexOf(Buffer.from('d', 'binary'), 0, 'binary'), 3 ) t.equal( new BufferList(Buffer.from('aa\u00e8aa', 'binary')) .indexOf('\u00e8', 'binary'), 2 ) t.equal( new BufferList(Buffer.from('\u00e8', 'binary')) .indexOf('\u00e8', 'binary'), 0 ) t.equal( new BufferList(Buffer.from('\u00e8', 'binary')) .indexOf(Buffer.from('\u00e8', 'binary'), 'binary'), 0 ) t.end() }) tape('indexOf the entire nodejs10 buffer test suite', (t) => { const b = new BufferList('abcdef') const bufA = Buffer.from('a') const bufBc = Buffer.from('bc') const bufF = Buffer.from('f') const bufZ = Buffer.from('z') const stringComparison = 'abcdef' t.equal(b.indexOf('a'), 0) t.equal(b.indexOf('a', 1), -1) t.equal(b.indexOf('a', -1), -1) t.equal(b.indexOf('a', -4), -1) t.equal(b.indexOf('a', -b.length), 0) t.equal(b.indexOf('a', NaN), 0) t.equal(b.indexOf('a', -Infinity), 0) t.equal(b.indexOf('a', Infinity), -1) t.equal(b.indexOf('bc'), 1) t.equal(b.indexOf('bc', 2), -1) t.equal(b.indexOf('bc', -1), -1) t.equal(b.indexOf('bc', -3), -1) t.equal(b.indexOf('bc', -5), 1) t.equal(b.indexOf('bc', NaN), 1) t.equal(b.indexOf('bc', -Infinity), 1) t.equal(b.indexOf('bc', Infinity), -1) t.equal(b.indexOf('f'), b.length - 1) t.equal(b.indexOf('z'), -1) // empty search tests t.equal(b.indexOf(bufA), 0) t.equal(b.indexOf(bufA, 1), -1) t.equal(b.indexOf(bufA, -1), -1) t.equal(b.indexOf(bufA, -4), -1) t.equal(b.indexOf(bufA, -b.length), 0) t.equal(b.indexOf(bufA, NaN), 0) t.equal(b.indexOf(bufA, -Infinity), 0) t.equal(b.indexOf(bufA, Infinity), -1) t.equal(b.indexOf(bufBc), 1) t.equal(b.indexOf(bufBc, 2), -1) t.equal(b.indexOf(bufBc, -1), -1) t.equal(b.indexOf(bufBc, -3), -1) t.equal(b.indexOf(bufBc, -5), 1) t.equal(b.indexOf(bufBc, NaN), 1) t.equal(b.indexOf(bufBc, -Infinity), 1) t.equal(b.indexOf(bufBc, Infinity), -1) t.equal(b.indexOf(bufF), b.length - 1) t.equal(b.indexOf(bufZ), -1) t.equal(b.indexOf(0x61), 0) t.equal(b.indexOf(0x61, 1), -1) t.equal(b.indexOf(0x61, -1), -1) t.equal(b.indexOf(0x61, -4), -1) t.equal(b.indexOf(0x61, -b.length), 0) t.equal(b.indexOf(0x61, NaN), 0) t.equal(b.indexOf(0x61, -Infinity), 0) t.equal(b.indexOf(0x61, Infinity), -1) t.equal(b.indexOf(0x0), -1) // test offsets t.equal(b.indexOf('d', 2), 3) t.equal(b.indexOf('f', 5), 5) t.equal(b.indexOf('f', -1), 5) t.equal(b.indexOf('f', 6), -1) t.equal(b.indexOf(Buffer.from('d'), 2), 3) t.equal(b.indexOf(Buffer.from('f'), 5), 5) t.equal(b.indexOf(Buffer.from('f'), -1), 5) t.equal(b.indexOf(Buffer.from('f'), 6), -1) t.equal(Buffer.from('ff').indexOf(Buffer.from('f'), 1, 'ucs2'), -1) // test invalid and uppercase encoding t.equal(b.indexOf('b', 'utf8'), 1) t.equal(b.indexOf('b', 'UTF8'), 1) t.equal(b.indexOf('62', 'HEX'), 1) t.throws(() => b.indexOf('bad', 'enc'), TypeError) // test hex encoding t.equal( Buffer.from(b.toString('hex'), 'hex') .indexOf('64', 0, 'hex'), 3 ) t.equal( Buffer.from(b.toString('hex'), 'hex') .indexOf(Buffer.from('64', 'hex'), 0, 'hex'), 3 ) // test base64 encoding t.equal( Buffer.from(b.toString('base64'), 'base64') .indexOf('ZA==', 0, 'base64'), 3 ) t.equal( Buffer.from(b.toString('base64'), 'base64') .indexOf(Buffer.from('ZA==', 'base64'), 0, 'base64'), 3 ) // test ascii encoding t.equal( Buffer.from(b.toString('ascii'), 'ascii') .indexOf('d', 0, 'ascii'), 3 ) t.equal( Buffer.from(b.toString('ascii'), 'ascii') .indexOf(Buffer.from('d', 'ascii'), 0, 'ascii'), 3 ) // test optional offset with passed encoding t.equal(Buffer.from('aaaa0').indexOf('30', 'hex'), 4) t.equal(Buffer.from('aaaa00a').indexOf('3030', 'hex'), 4) { // test usc2 encoding const twoByteString = Buffer.from('\u039a\u0391\u03a3\u03a3\u0395', 'ucs2') t.equal(8, twoByteString.indexOf('\u0395', 4, 'ucs2')) t.equal(6, twoByteString.indexOf('\u03a3', -4, 'ucs2')) t.equal(4, twoByteString.indexOf('\u03a3', -6, 'ucs2')) t.equal(4, twoByteString.indexOf( Buffer.from('\u03a3', 'ucs2'), -6, 'ucs2')) t.equal(-1, twoByteString.indexOf('\u03a3', -2, 'ucs2')) } const mixedByteStringUcs2 = Buffer.from('\u039a\u0391abc\u03a3\u03a3\u0395', 'ucs2') t.equal(6, mixedByteStringUcs2.indexOf('bc', 0, 'ucs2')) t.equal(10, mixedByteStringUcs2.indexOf('\u03a3', 0, 'ucs2')) t.equal(-1, mixedByteStringUcs2.indexOf('\u0396', 0, 'ucs2')) t.equal( 6, mixedByteStringUcs2.indexOf(Buffer.from('bc', 'ucs2'), 0, 'ucs2')) t.equal( 10, mixedByteStringUcs2.indexOf(Buffer.from('\u03a3', 'ucs2'), 0, 'ucs2')) t.equal( -1, mixedByteStringUcs2.indexOf(Buffer.from('\u0396', 'ucs2'), 0, 'ucs2')) { const twoByteString = Buffer.from('\u039a\u0391\u03a3\u03a3\u0395', 'ucs2') // Test single char pattern t.equal(0, twoByteString.indexOf('\u039a', 0, 'ucs2')) let index = twoByteString.indexOf('\u0391', 0, 'ucs2') t.equal(2, index, `Alpha - at index ${index}`) index = twoByteString.indexOf('\u03a3', 0, 'ucs2') t.equal(4, index, `First Sigma - at index ${index}`) index = twoByteString.indexOf('\u03a3', 6, 'ucs2') t.equal(6, index, `Second Sigma - at index ${index}`) index = twoByteString.indexOf('\u0395', 0, 'ucs2') t.equal(8, index, `Epsilon - at index ${index}`) index = twoByteString.indexOf('\u0392', 0, 'ucs2') t.equal(-1, index, `Not beta - at index ${index}`) // Test multi-char pattern index = twoByteString.indexOf('\u039a\u0391', 0, 'ucs2') t.equal(0, index, `Lambda Alpha - at index ${index}`) index = twoByteString.indexOf('\u0391\u03a3', 0, 'ucs2') t.equal(2, index, `Alpha Sigma - at index ${index}`) index = twoByteString.indexOf('\u03a3\u03a3', 0, 'ucs2') t.equal(4, index, `Sigma Sigma - at index ${index}`) index = twoByteString.indexOf('\u03a3\u0395', 0, 'ucs2') t.equal(6, index, `Sigma Epsilon - at index ${index}`) } const mixedByteStringUtf8 = Buffer.from('\u039a\u0391abc\u03a3\u03a3\u0395') t.equal(5, mixedByteStringUtf8.indexOf('bc')) t.equal(5, mixedByteStringUtf8.indexOf('bc', 5)) t.equal(5, mixedByteStringUtf8.indexOf('bc', -8)) t.equal(7, mixedByteStringUtf8.indexOf('\u03a3')) t.equal(-1, mixedByteStringUtf8.indexOf('\u0396')) // Test complex string indexOf algorithms. Only trigger for long strings. // Long string that isn't a simple repeat of a shorter string. let longString = 'A' for (let i = 66; i < 76; i++) { // from 'B' to 'K' longString = longString + String.fromCharCode(i) + longString } const longBufferString = Buffer.from(longString) // pattern of 15 chars, repeated every 16 chars in long let pattern = 'ABACABADABACABA' for (let i = 0; i < longBufferString.length - pattern.length; i += 7) { const index = longBufferString.indexOf(pattern, i) t.equal((i + 15) & ~0xf, index, `Long ABACABA...-string at index ${i}`) } let index = longBufferString.indexOf('AJABACA') t.equal(510, index, `Long AJABACA, First J - at index ${index}`) index = longBufferString.indexOf('AJABACA', 511) t.equal(1534, index, `Long AJABACA, Second J - at index ${index}`) pattern = 'JABACABADABACABA' index = longBufferString.indexOf(pattern) t.equal(511, index, `Long JABACABA..., First J - at index ${index}`) index = longBufferString.indexOf(pattern, 512) t.equal( 1535, index, `Long JABACABA..., Second J - at index ${index}`) // Search for a non-ASCII string in a pure ASCII string. const asciiString = Buffer.from( 'somethingnotatallsinisterwhichalsoworks') t.equal(-1, asciiString.indexOf('\x2061')) t.equal(3, asciiString.indexOf('eth', 0)) // Search in string containing many non-ASCII chars. const allCodePoints = [] for (let i = 0; i < 65536; i++) { allCodePoints[i] = i } const allCharsString = String.fromCharCode.apply(String, allCodePoints) const allCharsBufferUtf8 = Buffer.from(allCharsString) const allCharsBufferUcs2 = Buffer.from(allCharsString, 'ucs2') // Search for string long enough to trigger complex search with ASCII pattern // and UC16 subject. t.equal(-1, allCharsBufferUtf8.indexOf('notfound')) t.equal(-1, allCharsBufferUcs2.indexOf('notfound')) // Needle is longer than haystack, but only because it's encoded as UTF-16 t.equal(Buffer.from('aaaa').indexOf('a'.repeat(4), 'ucs2'), -1) t.equal(Buffer.from('aaaa').indexOf('a'.repeat(4), 'utf8'), 0) t.equal(Buffer.from('aaaa').indexOf('你好', 'ucs2'), -1) // Haystack has odd length, but the needle is UCS2. t.equal(Buffer.from('aaaaa').indexOf('b', 'ucs2'), -1) { // Find substrings in Utf8. const lengths = [1, 3, 15] // Single char, simple and complex. const indices = [0x5, 0x60, 0x400, 0x680, 0x7ee, 0xFF02, 0x16610, 0x2f77b] for (let lengthIndex = 0; lengthIndex < lengths.length; lengthIndex++) { for (let i = 0; i < indices.length; i++) { const index = indices[i] let length = lengths[lengthIndex] if (index + length > 0x7F) { length = 2 * length } if (index + length > 0x7FF) { length = 3 * length } if (index + length > 0xFFFF) { length = 4 * length } const patternBufferUtf8 = allCharsBufferUtf8.slice(index, index + length) t.equal(index, allCharsBufferUtf8.indexOf(patternBufferUtf8)) const patternStringUtf8 = patternBufferUtf8.toString() t.equal(index, allCharsBufferUtf8.indexOf(patternStringUtf8)) } } } { // Find substrings in Usc2. const lengths = [2, 4, 16] // Single char, simple and complex. const indices = [0x5, 0x65, 0x105, 0x205, 0x285, 0x2005, 0x2085, 0xfff0] for (let lengthIndex = 0; lengthIndex < lengths.length; lengthIndex++) { for (let i = 0; i < indices.length; i++) { const index = indices[i] * 2 const length = lengths[lengthIndex] const patternBufferUcs2 = allCharsBufferUcs2.slice(index, index + length) t.equal( index, allCharsBufferUcs2.indexOf(patternBufferUcs2, 0, 'ucs2')) const patternStringUcs2 = patternBufferUcs2.toString('ucs2') t.equal( index, allCharsBufferUcs2.indexOf(patternStringUcs2, 0, 'ucs2')) } } } [ () => {}, {}, [] ].forEach((val) => { t.throws(() => b.indexOf(val), TypeError, `"${JSON.stringify(val)}" should throw`) }) // Test weird offset arguments. // The following offsets coerce to NaN or 0, searching the whole Buffer t.equal(b.indexOf('b', undefined), 1) t.equal(b.indexOf('b', {}), 1) t.equal(b.indexOf('b', 0), 1) t.equal(b.indexOf('b', null), 1) t.equal(b.indexOf('b', []), 1) // The following offset coerces to 2, in other words +[2] === 2 t.equal(b.indexOf('b', [2]), -1) // Behavior should match String.indexOf() t.equal( b.indexOf('b', undefined), stringComparison.indexOf('b', undefined)) t.equal( b.indexOf('b', {}), stringComparison.indexOf('b', {})) t.equal( b.indexOf('b', 0), stringComparison.indexOf('b', 0)) t.equal( b.indexOf('b', null), stringComparison.indexOf('b', null)) t.equal( b.indexOf('b', []), stringComparison.indexOf('b', [])) t.equal( b.indexOf('b', [2]), stringComparison.indexOf('b', [2])) // test truncation of Number arguments to uint8 { const buf = Buffer.from('this is a test') t.equal(buf.indexOf(0x6973), 3) t.equal(buf.indexOf(0x697320), 4) t.equal(buf.indexOf(0x69732069), 2) t.equal(buf.indexOf(0x697374657374), 0) t.equal(buf.indexOf(0x69737374), 0) t.equal(buf.indexOf(0x69737465), 11) t.equal(buf.indexOf(0x69737465), 11) t.equal(buf.indexOf(-140), 0) t.equal(buf.indexOf(-152), 1) t.equal(buf.indexOf(0xff), -1) t.equal(buf.indexOf(0xffff), -1) } // Test that Uint8Array arguments are okay. { const needle = new Uint8Array([0x66, 0x6f, 0x6f]) const haystack = new BufferList(Buffer.from('a foo b foo')) t.equal(haystack.indexOf(needle), 2) } t.end() })