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Diffstat (limited to 'dom/base/test/chrome/test_bug1339722.html')
| -rw-r--r-- | dom/base/test/chrome/test_bug1339722.html | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/dom/base/test/chrome/test_bug1339722.html b/dom/base/test/chrome/test_bug1339722.html new file mode 100644 index 000000000..261055dd8 --- /dev/null +++ b/dom/base/test/chrome/test_bug1339722.html @@ -0,0 +1,67 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=1339722 +--> +<head> + <meta charset="utf-8"> + <title>Test for Bug 1339722</title> + <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="chrome://global/skin"/> + <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/> + <script type="application/javascript"> + + /** + * Test for Bug 1339722 + * 1. Wait for "http-on-useragent-request" for the iframe load. + * 2. In the observer, access it's window proxy to trigger DOMWindowCreated. + * 3. In the event handler, delete the iframe so that the frameloader would be + * destoryed in the middle of ReallyStartLoading. + * 4. Verify that it doesn't crash. + **/ + + const {interfaces: Ci, utils: Cu} = Components; + Cu.import("resource://gre/modules/Services.jsm"); + + const TOPIC = 'http-on-useragent-request'; + Services.obs.addObserver({ + observe(subject, topic, data) { + info('Got ' + topic); + Services.obs.removeObserver(this, TOPIC); + + // Query window proxy so it triggers DOMWindowCreated. + let channel = subject.QueryInterface(Ci.nsIHttpChannel); + let win = channel.notificationCallbacks.getInterface(Ci.mozIDOMWindowProxy); + } + }, TOPIC, false); + + let docShell = SpecialPowers.wrap(window) + .QueryInterface(Ci.nsIInterfaceRequestor) + .getInterface(Ci.nsIDocShell); + docShell.chromeEventHandler.addEventListener('DOMWindowCreated', function handler(e) { + docShell.chromeEventHandler.removeEventListener('DOMWindowCreated', handler); + let iframe = document.getElementById('testFrame'); + is(e.target, iframe.contentDocument, 'verify event target'); + + // Remove the iframe to cause frameloader destroy. + iframe.remove(); + setTimeout($ => { + ok(!document.getElementById('testFrame'), 'verify iframe removed'); + SimpleTest.finish(); + }, 0); + }); + + SimpleTest.waitForExplicitFinish(); + </script> +</head> +<body> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1339722">Mozilla Bug 1339722</a> +<p id="display"></p> +<div id="content" style="display: none"></div> +<pre id="test"> + <div id="frameContainer"> + <iframe id="testFrame" src="http://www.example.com"></iframe> + </div> +</pre> +</body> +</html> |