/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */ /* 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/. */ /* * * Date: 08 February 2003 * SUMMARY: Parser recursion should check stack overflow * * See http://bugzilla.mozilla.org/show_bug.cgi?id=192414 * */ //----------------------------------------------------------------------------- var UBound = 0; var BUGNUMBER = 192414; var summary = 'Parser recursion should check stack overflow'; var status = ''; var statusitems = []; var actual = ''; var actualvalues = []; var expect= ''; var expectedvalues = []; /* * We will form an eval string to set the result-variable |actual|. * To get a feel for this, suppose N were 3. Then the eval string is * 'actual = (1&(1&(1&1)));' The expected value after eval() is 1. */ status = inSection(1); var N = 10000; var left = repeat_str('(1&', N); var right = repeat_str(')', N); var str = 'actual = '.concat(left, '1', right, ';'); try { eval(str); } catch (e) { /* * An exception during this eval is OK, as the runtime can throw one * in response to too deep recursion. We haven't crashed; good! */ actual = 1; } expect = 1; addThis(); //----------------------------------------------------------------------------- test(); //----------------------------------------------------------------------------- function repeat_str(str, repeat_count) { var arr = new Array(--repeat_count); while (repeat_count != 0) arr[--repeat_count] = str; return str.concat.apply(str, arr); } function addThis() { statusitems[UBound] = status; actualvalues[UBound] = actual; expectedvalues[UBound] = expect; UBound++; } function test() { printBugNumber(BUGNUMBER); printStatus(summary); for (var i=0; i