dom/tests/mochitest/bugs/test_bug848088.html@6474c204b198 (annotated)
dom/tests/mochitest/bugs/test_bug848088.html
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | <!DOCTYPE HTML> |
| michael@0 | 2 | <html> |
| michael@0 | 3 | <!-- |
| michael@0 | 4 | https://bugzilla.mozilla.org/show_bug.cgi?id=848088 |
| michael@0 | 5 | --> |
| michael@0 | 6 | <head> |
| michael@0 | 7 | <meta charset="utf-8"> |
| michael@0 | 8 | <title>Test for Bug 848088</title> |
| michael@0 | 9 | <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> |
| michael@0 | 10 | <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> |
| michael@0 | 11 | <script type="application/javascript"> |
| michael@0 | 12 | |
| michael@0 | 13 | /** Test for Bug 848088 **/ |
| michael@0 | 14 | |
| michael@0 | 15 | function test(loopFor, setExpandoAt) |
| michael@0 | 16 | { |
| michael@0 | 17 | var list = document.getElementsByTagName("audio"); |
| michael@0 | 18 | delete list.length; |
| michael@0 | 19 | var shouldHaveExpando = false; |
| michael@0 | 20 | var realLength = list.length; |
| michael@0 | 21 | for (var i = 0; i < loopFor; ++i) { |
| michael@0 | 22 | if (i == setExpandoAt) { |
| michael@0 | 23 | // Add an expando that shadows. |
| michael@0 | 24 | Object.defineProperty(list, "length", { value: "a" }); |
| michael@0 | 25 | shouldHaveExpando = true; |
| michael@0 | 26 | } |
| michael@0 | 27 | var hasExpando = (list.length != realLength); |
| michael@0 | 28 | if (shouldHaveExpando != hasExpando) { |
| michael@0 | 29 | return false; |
| michael@0 | 30 | } |
| michael@0 | 31 | } |
| michael@0 | 32 | return true; |
| michael@0 | 33 | } |
| michael@0 | 34 | |
| michael@0 | 35 | ok(test(200000, 100000), "Correctly detected expando on DOM list object"); |
| michael@0 | 36 | |
| michael@0 | 37 | </script> |
| michael@0 | 38 | </head> |
| michael@0 | 39 | <body> |
| michael@0 | 40 | <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=848088">Mozilla Bug 848088</a> |
| michael@0 | 41 | <p id="display"></p> |
| michael@0 | 42 | <div id="content" style="display: none"> |
| michael@0 | 43 | |
| michael@0 | 44 | </div> |
| michael@0 | 45 | <pre id="test"> |
| michael@0 | 46 | </pre> |
| michael@0 | 47 | </body> |
| michael@0 | 48 | </html> |
