| 89 | |
| 90 | |
| 91 | function fuzz() { |
| 92 | fuzz_index = 0; |
| 93 | seed = 49734321; |
| 94 | for (var i = 0; i < 1000; i++) { |
| 95 | var len = rand() & 0x1f; |
| 96 | var ranges = new Array(len); |
| 97 | var last = rand(); |
| 98 | for (var j = 0; j < len; j++) { |
| 99 | ranges.push(last); |
| 100 | last = rc(last); |
| 101 | } |
| 102 | ranges.sort(function (a, b) { return a - b }); |
| 103 | var cc = ""; |
| 104 | for (var j = 0; j < len; j++) { |
| 105 | var ch = String.fromCharCode(ranges[j]); |
| 106 | if (ch == '\\' || ch == ']') ch = '\\' + ch; |
| 107 | cc += ch; |
| 108 | if (j < len - 1 && rand() & 1) cc += '-'; |
| 109 | } |
| 110 | var negated = (last & 2) != 0; |
| 111 | var prefix = negated ? "[^" : "["; |
| 112 | var re = new RegExp(prefix + cc + "]"); |
| 113 | for (var j = 0; j < len; j++) { |
| 114 | retest(re, (ranges[j] - 1), negated); |
| 115 | retest(re, (ranges[j]), negated); |
| 116 | retest(re, (ranges[j] + 1), negated); |
| 117 | } |
| 118 | } |
| 119 | } |
| 120 | |
| 121 | |
| 122 | function retest(re, code, negated) { |