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comparison: js/src/tests/js1_5/Regress/regress-192414.js
js/src/tests/js1_5/Regress/regress-192414.js
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| -1:000000000000 | 0:d81422c141b6 |
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 /* | |
| 7 * | |
| 8 * Date: 08 February 2003 | |
| 9 * SUMMARY: Parser recursion should check stack overflow | |
| 10 * | |
| 11 * See http://bugzilla.mozilla.org/show_bug.cgi?id=192414 | |
| 12 * | |
| 13 */ | |
| 14 //----------------------------------------------------------------------------- | |
| 15 var UBound = 0; | |
| 16 var BUGNUMBER = 192414; | |
| 17 var summary = 'Parser recursion should check stack overflow'; | |
| 18 var status = ''; | |
| 19 var statusitems = []; | |
| 20 var actual = ''; | |
| 21 var actualvalues = []; | |
| 22 var expect= ''; | |
| 23 var expectedvalues = []; | |
| 24 | |
| 25 /* | |
| 26 * We will form an eval string to set the result-variable |actual|. | |
| 27 * To get a feel for this, suppose N were 3. Then the eval string is | |
| 28 * 'actual = (1&(1&(1&1)));' The expected value after eval() is 1. | |
| 29 */ | |
| 30 status = inSection(1); | |
| 31 var N = 10000; | |
| 32 var left = repeat_str('(1&', N); | |
| 33 var right = repeat_str(')', N); | |
| 34 var str = 'actual = '.concat(left, '1', right, ';'); | |
| 35 try | |
| 36 { | |
| 37 eval(str); | |
| 38 } | |
| 39 catch (e) | |
| 40 { | |
| 41 /* | |
| 42 * An exception during this eval is OK, as the runtime can throw one | |
| 43 * in response to too deep recursion. We haven't crashed; good! | |
| 44 */ | |
| 45 actual = 1; | |
| 46 } | |
| 47 expect = 1; | |
| 48 addThis(); | |
| 49 | |
| 50 | |
| 51 | |
| 52 //----------------------------------------------------------------------------- | |
| 53 test(); | |
| 54 //----------------------------------------------------------------------------- | |
| 55 | |
| 56 | |
| 57 | |
| 58 function repeat_str(str, repeat_count) | |
| 59 { | |
| 60 var arr = new Array(--repeat_count); | |
| 61 while (repeat_count != 0) | |
| 62 arr[--repeat_count] = str; | |
| 63 return str.concat.apply(str, arr); | |
| 64 } | |
| 65 | |
| 66 | |
| 67 function addThis() | |
| 68 { | |
| 69 statusitems[UBound] = status; | |
| 70 actualvalues[UBound] = actual; | |
| 71 expectedvalues[UBound] = expect; | |
| 72 UBound++; | |
| 73 } | |
| 74 | |
| 75 | |
| 76 function test() | |
| 77 { | |
| 78 enterFunc('test'); | |
| 79 printBugNumber(BUGNUMBER); | |
| 80 printStatus(summary); | |
| 81 | |
| 82 for (var i=0; i<UBound; i++) | |
| 83 { | |
| 84 reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]); | |
| 85 } | |
| 86 | |
| 87 exitFunc ('test'); | |
| 88 } |
