select-initial-focus-display-animation.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:
- /html/semantics/forms/the-select-element/customizable-select/select-initial-focus-display-animation.tentative.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

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

<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>

<script src="/resources/testdriver-actions.js"></script>

<select>

  <option>option</option>

</select>

<style>

select, ::picker(select) {

  appearance: base-select;

::picker(select) {

  transition: display allow-discrete 1s, opacity 1s;

select:not(:open)::picker(select) {

  opacity: 0;

</style>

<script>

const select = document.querySelector('select');

const option = document.querySelector('option');

promise_test(async () => {

  await test_driver.click(select);

  await new Promise(requestAnimationFrame);

  await new Promise(requestAnimationFrame);

  assert_equals(document.activeElement, option);

}, 'Option initial focus should still work when a display animation is present.');

</script>