LayoutTests/fast/dom/Comment/remove.html

<!DOCTYPE html>
<script src="../../../resources/js-test-pre.js"></script>
<div id="test"></div>
<script>

description('This tests the DOM 4 remove method on a Comment.');

var testDiv = document.getElementById('test');
var comment = document.createComment('Comment');
testDiv.appendChild(comment);
shouldBe('testDiv.childNodes.length', '1');
comment.remove();
shouldBe('testDiv.childNodes.length', '0');
comment.remove();
shouldBe('testDiv.childNodes.length', '0');

</script>
<script src="../../../resources/js-test-post.js"></script>