<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=1288228 --> <head> <meta charset="utf-8"> <title>Test for Bug 1288228</title> <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> <script type="application/javascript"> /** Test for Bug 1288228 **/ /* Note: the crash in bug 1288228 doesn't happen reliably (and only happens * after several reloads). So, we reload the iframe 10 times, and then call * it good if we haven't crashed. */ const maxReloads = 10; let remainingReloads = maxReloads; /* The helper-file in the iframe will notify us after it's performed its * potentially-crash-triggering tweak. At that point, we reload the iframe * and wait for it to notify again (or we simply finish, if we've completed * all of the reloads we planned to do). */ window.addEventListener("message", reloadIframe, false); function reloadIframe() { if (--remainingReloads == 0) { ok(true, "Didn't crash!"); SimpleTest.finish(); } else { var frame = document.getElementById("testIframe"); frame.setAttribute("src", ""); frame.setAttribute("src", "tearoff_with_cc_helper.html"); } } SimpleTest.waitForExplicitFinish(); </script> </head> <body onload="reloadIframe()"> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1288228"> Mozilla Bug 1288228 </a> <p id="display"> <iframe id="testIframe"></iframe> </p> </body> </html>