octo-deno/lib/make/text.js

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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
make.text = {
lineEnd: function () {
return random.pick([
'\n', '\r', '\r\n', '\n\r'
])
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},
controlChar: function () {
return random.pick([
'\b', '\t', '\n', '\v', '\f', '\r', '\0', '\c', '\a', '\e' // eslint-disable-line no-useless-escape
])
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},
token: function () {
return random.pick([
'*', '+', '%', '-', '!', '^', ':', '|', '&', '<', '>', '.', '"',
'#', ' ', ';', ',', '{', '}', '(', ')', '[', ']', '/', '\\', '/*', '*/'
])
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},
charset: function () {
return random.pick([
'UTF-8', 'ISO-8859-1'
])
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},
language: function () {
// https://gist.github.com/tonyhb/635401
return random.pick([
'en-US', 'en', 'de'
])
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},
layoutCharCodes: function () {
return random.pick([
0, // null
160, // non-breaking space
0x005C, // backslash, but in some countries, represents local currency symbol (e.g. yen)
0x00AD, // soft hyphen
0x0BCC, // a Tamil character that is displayed as three glyphs
// http://unicode.org/charts/PDF/U2000.pdf
0x200B, // zero-width space
0x200C, // zero-width non-joiner
0x200D, // zero-width joiner
0x200E, // left-to-right mark
0x200F, // right-to-left mark
0x2011, // non-breaking hyphen
0x2027, // hyphenation point
0x2028, // line separator
0x2029, // paragraph separator
0x202A, // left-to-right embedding
0x202B, // right-to-left embedding
0x202C, // pop directional formatting
0x202D, // left-to-right override
0x202E, // right-to-left override
0x202F, // narrow no-break space
0x2060, // word joiner
0x2061, // function application (one of several invisible mathematical operators)
// http://unicode.org/charts/PDF/U3000.pdf
0x3000, // ideographic space (CJK)
// http://unicode.org/charts/PDF/U0300.pdf
0x0301, // combining acute accent (if it appears after "a", it turns into "a" with an accent)
// Arabic has the interesting property that most letters connect to the next letter.
// Some code calls this "shaping".
0x0643, // arabic letter kaf
0x0645, // arabic letter meem
0x06CD, // arabic letter yeh with tail
0xFDDE, // invalid unicode? but somehow associated with arabic.
// http://unicode.org/reports/tr36/tr36-7.html#Buffer_Overflows
// Characters with especially high expansion factors when they go through various unicode "normalizations"
0x1F82,
0xFDFA,
0xFB2C,
0x0390,
// 0x1D160, // hmm, need surrogates
// Characters with especially high expansion factors when lowercased or uppercased
0x023A,
0x0041,
0xDC1D, // a low surrogate
0xDB00, // a high surrogate
// UFFF0.pdf
0xFFF9, // interlinear annotation anchor
0xFFFA, // interlinear annotation seperator
0xFFFB, // interlinear annotation terminator
0xFFFC, // object replacement character
0xFFFD, // replacement character
0xFEFF, // zero width no-break space
0xFFFF, // not a character
0x00A0, // no-break space
0x2426,
0x003F,
0x00BF,
0xDC80,
0xDCFF,
// http://en.wikipedia.org/wiki/Mapping_of_Unicode_characters
0x205F, // mathematical space
0x2061, // mathematical function application
0x2064, // mathematical invisible separator
0x2044 // fraction slash character
])
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},
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bidiCharCodes: function () {
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return random.pick([
0x0660, // START_HINDI_DIGITS
0x0669, // END_HINDI_DIGITS
0x066A, // START_ARABIC_SEPARATOR
0x066B, // END_ARABIC_SEPARATOR
0x0030, // START_ARABIC_DIGITS
0x0039, // END_ARABIC_DIGITS
0x06f0, // START_FARSI_DIGITS
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0x06f9 // END_FARSI_DIGITS
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])
},
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// http://www.unicode.org/Public/6.0.0/ucd/UnicodeData.txt
unicodeCombiningCharacters: function () {
return random.item([
[0x0300, 0x036F], // Combining Diacritical Marks
[0x0483, 0x0489],
[0x07EB, 0x07F3],
[0x135D, 0x135F],
[0x1A7F, 0x1A7F],
[0x1B6B, 0x1B73],
[0x1DC0, 0x1DFF], // Combining Diacritical Marks Supplement
[0x20D0, 0x2DFF],
[0x3099, 0x309A],
[0xA66F, 0xA6F1],
[0xA8E0, 0xA8F1],
[0xFE20, 0xFE26], // Combining Half Marks
[0x101FD, 0x101FD],
[0x1D165, 0x1D169],
[0x1D16D, 0x1D172],
[0x1D17B, 0x1D18B],
[0x1D1AA, 0x1D1AD],
[0x1D242, 0x1D244]
])
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},
unicodeBMP: function () {
return random.item([
// BMP = Basic Multilingual Plane
[0x0000, 0xFFFF]
])
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},
unicodeSMP: function () {
return random.item([
// SMP = Supplementary Multilingual Plane
[0x10000, 0x13FFF],
[0x16000, 0x16FFF],
[0x1B000, 0x1BFFF],
[0x1D000, 0x1DFFF],
[0x1F000, 0x1FFFF]
])
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},
unicodeSIP: function () {
return random.item([
// SIP = Supplementary Ideographic Plane
[0x20000, 0x2BFFF],
[0x2F000, 0x2FFFF]
])
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},
unicodeSSP: function () {
return random.item([
// SSP = Supplementary Special-purpose Plane
[0xE0000, 0xE0FFF]
])
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},
assignmentOperator: function () {
return random.pick([
'=', '-=', '+=', '*=', '/='
])
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},
arithmeticOperator: function () {
return random.pick([
'%', '-', '+', '*', '/'
])
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},
currency: function () {
return random.pick([
// https://en.wikipedia.org/wiki/ISO_4217
'USD', 'USS', 'USN', 'EUR', 'CHF', 'GBP', 'XAG', 'XBA', 'XBB', 'XBC',
'XBD', 'XSU', 'XTS', 'XXX'
])
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},
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fromBlocks: function (set, maxlen) {
let s = ''
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for (let i = 0; i < random.number(maxlen || 255); i++) {
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s += random.pick(set)
}
return s
},
quotedString: function () {
return utils.common.quote(make.text.any())
},
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chars: function () {
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return random.pick([
make.text.controlChar,
make.text.token,
make.text.assignmentOperator,
make.text.arithmeticOperator,
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String.fromCharCode(make.text.layoutCharCodes()),
String.fromCharCode(make.text.bidiCharCodes())
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])
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},
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any: function () {
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// Generate a string compromised of random individual characters
// This might be too slow to used for all 'texts' uses
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let s = ''
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// TODO: Len calculation take from DOMFuzz - maybe we should revise this?
let len = random.number(1000) * random.number(10) + random.number(10)
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for (let i = 0; i < len; i++) {
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s += make.text.chars()
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}
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return s
}
}