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

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /dom/parts/dom-parts-parseparts-on-root.tentative.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html parseparts>

<title>DOM Parts: parseparts on root</title>

<meta name="author" href="mailto:masonf@chromium.org">

<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>