hidden-until-found-002.html

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This WPT test may be referenced by the following Test IDs:
- /html/editing/the-hidden-attribute/hidden-until-found-002.html - WPT Dashboard Interop Dashboard

<!doctype HTML>

<meta charset="utf8">

<title>Content Visibility: tab order navigation ignores hidden=until-found subtrees</title>

<link rel="author" title="Vladimir Levin" href="mailto:vmpstr@chromium.org">

<link rel="help" href="https://html.spec.whatwg.org/multipage/interaction.html#attr-hidden-until-found">

<meta name="assert" content="tab order navigation ignores hidden=until-found subtrees.">

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

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

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

<script src="/resources/testdriver-actions.js"></script>

<script src="/resources/testdriver-vendor.js"></script>

<input id=one type=text></input>

<div hidden=until-found>

  <input id=two type=text></input>

  <input id=three type=text></input>

  <input id=four type=text></input>

</div>

<input id=five type=text></input>

<script>

async_test((t) => {

  const tab = "\ue004";

  async function step1() {

    await test_driver.send_keys(document.body, tab);

    t.step(() => {

      assert_equals(document.activeElement, document.getElementById("one"));

});

    requestAnimationFrame(step2);

  async function step2() {

    await test_driver.send_keys(document.body, tab);

    t.step(() => {

      assert_equals(document.activeElement, document.getElementById("five"));

});

    t.done();

  window.onload = () => { requestAnimationFrame(step1); };

}, "Tab order navigation skips hidden=until-found subtrees");

</script>