Testcase for jQuery Ticket 7571

Invalid usage of closest()

by jitter

HTML

<ul id="l1">
    <li class="cl1">l1.1</li>
    <li class="cl2">l1.2
        <ul id="l2">
            <li class="cl3">l2.1</li>
        </ul>
    </li>
</ul>

JavaScript

var t0 = $('li.cl3', "#l1");
alert($("li.cl1 li.cl3").length);
alert(t0.closest('ul li.cl1').length);