File: select-focus-visible-with-mouse.tentative.html

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<!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;
}
</style>

<script>
function click(element) {
  return (new test_driver.Actions()
    .pointerMove(1, 1, {origin: element})
    .pointerDown()
    .pointerUp())
    .send();
}

promise_test(async () => {
  const select = document.querySelector('select');
  const option = document.querySelector('option');

  await click(select);
  assert_true(select.matches(':open'),
    'select should open after clicking it.');
  assert_equals(document.querySelector(':focus-visible'), null,
    'Nothing should be :focus-visible after opening select with mouse.');

  await click(option);
  assert_false(select.matches(':open'),
    'select should close after clicking option.');
  assert_equals(document.querySelector(':focus-visible'), null,
    'Nothing should be :focus-visible after picking an option.');
}, 'Select should not match :focus-visible when using mouse.');
</script>