doc-no-window.html

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This WPT test may be referenced by the following Test IDs:
- /html/browsers/the-window-object/named-access-on-the-window-object/doc-no-window.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

<title>Named access on the window object - Document without window</title>

<link rel="author" title="Matthew Phillips" href="mailto:matthew@matthewphillips.info">

<link rel="help" href="https://html.spec.whatwg.org/#named-access-on-the-window-object">

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

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

<body>

<script>

"use strict";

test(() => {

  const doc = document.implementation.createHTMLDocument();

  // Sanity check

  assert_equals(doc.defaultView, null);

  const img = doc.createElement("img");

  img.setAttribute("id", "foo");

  doc.body.appendChild(img);

  assert_true(Boolean(img.parentNode));

  img.setAttribute("id", "bar");

  assert_equals(img.getAttribute("id"), "bar");

  doc.body.removeChild(img);

  assert_false(Boolean(img.parentNode));

}, "A document without a Window must not cause errors");

</script>