defaultValue-clobbering.html

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This WPT test may be referenced by the following Test IDs:
- /html/semantics/forms/the-input-element/defaultValue-clobbering.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

<link rel="author" title="Joey Arhar" href="mailto:jarhar@chromium.org">

<meta name="assert" content="Assigning to defaultValue does not modify text a user has already typed in.">

<!-- This behavior is not explicitly specified. -->

<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>

<div>

  email with leading whitespace: <input id=emailinput type=email>

</div>

<div>

  number with trailing incomplete exponent: <input id=numberinput type=number>

</div>

<script>

promise_test(async () => {

  await test_driver.send_keys(emailinput, '  user');

  assert_false(emailinput.validity.valid, '"  user" should not be a valid value for type=email.');

  emailinput.defaultValue = emailinput.value;

  assert_false(emailinput.validity.valid, 'Assigning to defaultValue should not affect input.validity.');

}, 'Visible value and validity should not be affected when assigning to the defaultValue property for type=email.');

promise_test(async () => {

  await test_driver.send_keys(numberinput, '123e');

  assert_false(numberinput.validity.valid, '"123e" should not be a valid value for type=number.');

  numberinput.defaultValue = numberinput.value;

  assert_false(numberinput.validity.valid, 'Assigning to defaultValue should not affect input.validity.');

}, 'Visible value and validity should not be affected when assigning to the defaultValue property for type=number.');

</script>