aside-in-prefixed-article.html

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This WPT test may be referenced by the following Test IDs:
- /html-aam/aside-in-prefixed-article.html - WPT Dashboard Interop Dashboard

<!doctype html>

<html>

<head>

<title>HTML-AAM: aside nested in a prefixed article ancestor</title>

<link rel="help" href="https://w3c.github.io/html-aam/#el-aside">

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

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

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

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

</head>

<body>

<script>

const xhtmlNS = "http://www.w3.org/1999/xhtml";

promise_test(async () => {

  // Construct an HTML <article> with a non-null prefix. The element's

  // identity for HTML-AAM purposes is its expanded name (namespace +

  // local name); the prefix is incidental.

  const article = document.createElementNS(xhtmlNS, "foo:article");

  const aside = document.createElement("aside");

  aside.textContent = "x";

  article.appendChild(aside);

  document.body.appendChild(article);

  const role = await test_driver.get_computed_role(aside);

  // Per HTML-AAM, an <aside> inside an <article> ancestor is generic.

  // ARIA WG has accepted "generic", "", and "none" as equivalent for

  // testing purposes; see https://github.com/web-platform-tests/interop-accessibility/issues/48.

  assert_in_array(role, ["generic", "", "none"]);

}, "el-aside-in-prefixed-article");

</script>

</body>

</html>