<!DOCTYPE html> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=1082672 --> <head> <meta charset="UTF-8"> <title>Test for Bug 1082672 part 2</title> <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> </head> <body> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1082672">Mozilla Bug 1082672</a> <p id="display"></p> <div id="content" style="display: none"> </div> <pre id="test"> <script type="application/javascript"> if (typeof Symbol === "function") { var sym = Symbol("ponies"); Object.defineProperty(window, sym, {configurable: true, value: 3}); is(window[sym], 3); } else { ok(true, "no Symbols in this build"); } </script> </pre> </body> </html>