24 lines
706 B
HTML
24 lines
706 B
HTML
<script src="../../../resources/js-test-pre.js"></script>
|
|
<script>
|
|
window.jsTestIsAsync = true;
|
|
description('Clearing transient observers after observation node is GCed should not cause a crash.');
|
|
|
|
function callback(mutations) {
|
|
window.mutations = mutations;
|
|
}
|
|
var observer = new MutationObserver(callback);
|
|
|
|
var div = document.createElement('div');
|
|
var span = div.appendChild(document.createElement('span'));
|
|
observer.observe(div, {attributes: true, subtree: true});
|
|
div.removeChild(span);
|
|
div = null;
|
|
gc();
|
|
span.setAttribute('foo', 'bar');
|
|
setTimeout(function() {
|
|
shouldBe('mutations.length', '1');
|
|
finishJSTest();
|
|
}, 0);
|
|
</script>
|
|
<script src="../../../resources/js-test-post.js"></script>
|