moveBefore-nodeiterator.html

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This WPT test may be referenced by the following Test IDs:
- /dom/nodes/moveBefore/moveBefore-nodeiterator.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<title>NodeIterator + moveBefore() pre-remove steps</title>

<div id="oldParent">

    <div id="a"></div>

    <div id="target">

        <div id="inner"></div>

    </div>

    <div id="b"></div>

</div>

<div id="newParent"></div>

<script>

test(() => {

    const oldParent = document.getElementById("oldParent");

    const newParent = document.getElementById("newParent");

    const target = document.getElementById("target");

    const b = document.getElementById("b");

    const iterator = document.createNodeIterator(

        oldParent,

        NodeFilter.SHOW_ELEMENT

);

    assert_equals(iterator.nextNode().id, "oldParent");

    assert_equals(iterator.nextNode().id, "a");

    assert_equals(iterator.nextNode().id, "target");

    assert_equals(iterator.nextNode().id, "inner");

    newParent.moveBefore(target, null);

    assert_equals(iterator.nextNode(), b);

}, "moveBefore() runs NodeIterator pre-remove steps");

</script>