<!doctype html>
<html>
<head>
<script src="../resources/testharness.js"></script>
<script src="../resources/testharnessreport.js"></script>
</head>
<body>

<select id="menulist">
    <option>1</option>
    <script src="data:text/javascript,document.write('<option selected>2');"></script>
</select>

<script>
test((t) => {
    var menulist = document.getElementById("menulist");
    menulist.focus();
    window.accessibleMenulist = accessibilityController.focusedElement;
    assert_equals(accessibleMenulist.childAtIndex(0).childrenCount, 2);
    menulist.removeChild(menulist.selectedOptions[0]);
    assert_equals(accessibleMenulist.childAtIndex(0).childrenCount, 1);
}, "Adding via document.write does not trigger a crash");


</script>
</body>
</html>