tor-browser

The Tor Browser
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character-class-non-word-class-escape-negative-cases.js (2238B)

      1 // Copyright (C) 2018 Leo Balter.  All rights reserved.
      2 // Copyright (C) 2024 Aurèle Barrière.  All rights reserved.
      3 // This code is governed by the BSD license found in the LICENSE file.
      4 
      5 /*---
      6 esid: prod-CharacterClassEscape
      7 description: >
      8  Check negative cases of non-word class escape \W.
      9 info: |
     10  This is a generated test. Please check out
     11  https://github.com/tc39/test262/tree/main/tools/regexp-generator/
     12  for any changes.
     13 
     14  CharacterClassEscape[UnicodeMode] ::
     15    d
     16    D
     17    s
     18    S
     19    w
     20    W
     21    [+UnicodeMode] p{ UnicodePropertyValueExpression }
     22    [+UnicodeMode] P{ UnicodePropertyValueExpression }
     23 
     24  22.2.2.9 Runtime Semantics: CompileToCharSet
     25 
     26  CharacterClassEscape :: d
     27    1. Return the ten-element CharSet containing the characters 0, 1, 2, 3, 4,
     28      5, 6, 7, 8, and 9.
     29  CharacterClassEscape :: D
     30    1. Let S be the CharSet returned by CharacterClassEscape :: d.
     31    2. Return CharacterComplement(rer, S).
     32  CharacterClassEscape :: s
     33    1. Return the CharSet containing all characters corresponding to a code
     34      point on the right-hand side of the WhiteSpace or LineTerminator
     35      productions.
     36  CharacterClassEscape :: S
     37    1. Let S be the CharSet returned by CharacterClassEscape :: s.
     38    2. Return CharacterComplement(rer, S).
     39  CharacterClassEscape :: w
     40    1. Return MaybeSimpleCaseFolding(rer, WordCharacters(rer)).
     41  CharacterClassEscape :: W
     42    1. Let S be the CharSet returned by CharacterClassEscape :: w.
     43    2. Return CharacterComplement(rer, S).
     44 features: [String.fromCodePoint]
     45 includes: [regExpUtils.js]
     46 flags: [generated]
     47 ---*/
     48 
     49 const str = buildString(
     50 {
     51  loneCodePoints: [
     52    0x00005F
     53  ],
     54  ranges: [
     55    [0x000030, 0x000039],
     56    [0x000041, 0x00005A],
     57    [0x000061, 0x00007A]
     58  ]
     59 }
     60 );
     61 
     62 const standard = /\W/;
     63 const unicode = /\W/u;
     64 const vflag = /\W/v;
     65 const regexes = [standard,unicode,vflag];
     66 
     67 const errors = [];
     68 
     69 for (const regex of regexes) {
     70  if (regex.test(str)) {
     71    // Error, let's find out where
     72    for (const char of str) {
     73      if (regex.test(char)) {
     74        errors.push('0x' + char.codePointAt(0).toString(16));
     75      }
     76    }
     77  }
     78 }
     79 
     80 assert.sameValue(
     81  errors.length,
     82  0,
     83  'Expected no match, but matched: ' + errors.join(',')
     84 );
     85 
     86 reportCompare(0, 0);