select-iterate-before-beginning.tentative.html

Enable keyboard shortcuts

This test has a WPT meta file that expects 2 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /html/semantics/forms/the-select-element/customizable-select/select-iterate-before-beginning.tentative.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

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

<link rel=help href="https://issues.chromium.org/issues/388299752">

<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>

<style>

select, ::picker(select) {

  appearance: base-select;

</style>

<select id=s1>

  <button>button</button>

  <option class=one>one</option>

  <option>two</option>

</select>

<select id=s2>

  <option class=one>one</option>

  <hr>

  <optgroup></optgroup>

  <option class=two>two</option>

</select>

<script>

const arrowUp = '\uE013';

const arrowDown = '\uE015';

promise_test(async () => {

  const select = document.getElementById('s1');

  const firstOption = select.querySelector('option.one');

  assert_equals(getComputedStyle(select).appearance, 'base-select',

    'appearance:base-select must be supported in order to run this test.');

  await test_driver.click(select);

  assert_true(select.matches(':open'),

    'select should open after clicking it.');

  assert_equals(document.activeElement, firstOption,

    'The first option should be focused after opening the select.');

  for (let i = 0; i < 3; i++) {

    await test_driver.send_keys(firstOption, arrowUp);

    assert_equals(document.activeElement, firstOption,

      'The first option should remain focused after pressing ArrowUp.');

  // close select for the next test

  await test_driver.click(select);

  assert_false(select.matches(':open'),

    'select should be closed at the end of the test.');

}, 'Attempting to focus the previous option while focused on the first option should not crash.');

promise_test(async () => {

  const select = document.getElementById('s2');

  const firstOption = select.querySelector('option.one');

  const secondOption = select.querySelector('option.two');

  assert_equals(getComputedStyle(select).appearance, 'base-select',

    'appearance:base-select must be supported in order to run this test.');

  await test_driver.click(select);

  assert_true(select.matches(':open'),

    'select should open after clicking it.');

  assert_equals(document.activeElement, firstOption,

    'first option should be focused after opening select.');

  await test_driver.send_keys(document.activeElement, arrowDown);

  assert_equals(document.activeElement, secondOption,

    'second option should be focused after arrow down.');

  await test_driver.send_keys(document.activeElement, arrowUp);

  assert_equals(document.activeElement, firstOption,

    'first option should be focused after arrow up.');

  await test_driver.click(select);

  assert_false(select.matches(':open'),

    'select should be closed at the end of the test.');

}, 'Keyboard navigating backwards over an <hr> and <optgroup> should not crash.');

</script>