textarea-validity-clone.html

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This WPT test may be referenced by the following Test IDs:
- /html/semantics/forms/the-textarea-element/textarea-validity-clone.html - WPT Dashboard Interop Dashboard

<!doctype html>

<meta charset="utf-8">

<title>HTML Test: &lt;textarea&gt; validity state is correct after a clone</title>

<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">

<link rel="help" href="https://html.spec.whatwg.org/multipage/#the-textarea-element">

<link rel="help" href="https://bugzil.la/1472169">

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

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

<script>

test(function() {

  let form = document.createElement("form");

  let textarea = document.createElement("textarea");

  textarea.required = true;

  textarea.appendChild(document.createTextNode("A"));

  form.appendChild(textarea);

  assert_true(textarea.validity.valid);

  let formClone = form.cloneNode(true);

  assert_equals(

    formClone.querySelector('textarea').validity.valid,

    textarea.validity.valid,

    "Validity state should be preserved after a clone"

);

}, "<textarea> validity state should be preserved after a clone");

</script>