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node_modules/safe-regex/test/regex.js 963 Bytes
2a09d1a4   liuqimichale   添加宜春 天水 宣化
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  var safe = require('../');
  var test = require('tape');
  
  var good = [
      /\bOakland\b/,
      /\b(Oakland|San Francisco)\b/i,
      /^\d+1337\d+$/i,
      /^\d+(1337|404)\d+$/i,
      /^\d+(1337|404)*\d+$/i,
      RegExp(Array(26).join('a?') + Array(26).join('a')),
  ];
  
  test('safe regex', function (t) {
      t.plan(good.length);
      good.forEach(function (re) {
          t.equal(safe(re), true);
      });
  });
  
  
  var bad = [
      /^(a?){25}(a){25}$/,
      RegExp(Array(27).join('a?') + Array(27).join('a')),
      /(x+x+)+y/,
      /foo|(x+x+)+y/,
      /(a+){10}y/,
      /(a+){2}y/,
      /(.*){1,32000}[bc]/
  ];
  
  test('unsafe regex', function (t) {
      t.plan(bad.length);
      bad.forEach(function (re) {
          t.equal(safe(re), false);
      });
  });
  
  var invalid = [
      '*Oakland*',
      'hey(yoo))',
      'abcde(?>hellow)',
      '[abc'
  ];
  
  test('invalid regex', function (t) {
      t.plan(invalid.length);
      invalid.forEach(function (re) {
          t.equal(safe(re), false);
      });
  });