js/src/tests/js1_5/Regress/regress-280769-4.js

Sat, 03 Jan 2015 20:18:00 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Sat, 03 Jan 2015 20:18:00 +0100
branch
TOR_BUG_3246
changeset 7
129ffea94266
permissions
-rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

michael@0 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0 2 /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0 3 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 5
michael@0 6 //-----------------------------------------------------------------------------
michael@0 7 var BUGNUMBER = 280769;
michael@0 8 var summary = 'Do not overflow 64K length of char sequence in RegExp []';
michael@0 9 var actual = 'No Crash';
michael@0 10 var expect = 'No Crash';
michael@0 11
michael@0 12 printBugNumber(BUGNUMBER);
michael@0 13 printStatus (summary);
michael@0 14
michael@0 15
michael@0 16 var N = 20 * 1000; // It should be that N*6 > 64K and N < 32K
michael@0 17
michael@0 18 var prefixes = ["000", "00", "0"];
michael@0 19
michael@0 20 function to_4_hex(i)
michael@0 21 {
michael@0 22 var printed = i.toString(16);
michael@0 23 if (printed.length < 4) {
michael@0 24 printed= prefixes[printed.length - 1]+printed;
michael@0 25 }
michael@0 26 return printed;
michael@0 27
michael@0 28 }
michael@0 29
michael@0 30 var a = new Array(N);
michael@0 31 for (var i = 0; i != N; ++i) {
michael@0 32 a[i] = to_4_hex(2*i);
michael@0 33 }
michael@0 34
michael@0 35 var str = '[\\u'+a.join('\\u')+']';
michael@0 36 // str is [\u0000\u0002\u0004...\u<printed value of 2N>]
michael@0 37
michael@0 38 var re = new RegExp(str);
michael@0 39
michael@0 40 var string_to_match = String.fromCharCode(2 * (N - 1));
michael@0 41
michael@0 42 var value = re.exec(string_to_match);
michael@0 43
michael@0 44 var expect = string_to_match;
michael@0 45 var actual = value ? value[0] : value;
michael@0 46
michael@0 47 reportCompare(expect, actual, summary);

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