dom-parts-parseparts-on-root.tentative.html

<!DOCTYPE html>
<html parseparts>
<title>DOM Parts: parseparts on root</title>
<meta name="author" href="mailto:[email protected]">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="./resources/domparts-utils.js"></script>

<div>{{#}}Parts{{/}}</div>

<script>
  test(() => {
    const target = document.currentScript.previousElementSibling;
    assert_true(document.documentElement.hasAttribute('parseparts'));
    const root = document.getPartRoot();
    assert_equals(root.getParts().length,0);
    assert_equals(target.innerHTML,'{{#}}Parts{{/}}');
    target.remove();
  }, 'It is not possible to put parseparts on the root element');
</script>

chromium/third_party/blink/web_tests/external/wpt/dom/parts/dom-parts-parseparts-on-root.tentative.html