base-select');
  await clickOn(select2);
  assert_true(select2.matches(':open'),'picker should open when clicked');
  assert_equals(secondOption.textContent,'option two');
  await clickOn(secondOption);
  assert_false(select2.matches(':open'));
  assert_equals(select2.value,'option two');
},'Test of the test harness');

promise_test(async (t) => {
  assert_false(select2.matches(':open'),'setup');
  assert_equals(select2.className,'');
  assert_equals(getComputedStyle(select2).appearance,'base-select');
  aw