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<!doctype html>
<title>HTMLSelectMenuElement Test: keyboard accessibility</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<selectmenu id="selectMenu0">
<div id="selectMenu0-button0" slot="button" behavior="button" tabindex="0">button</div>
<option>one</option>
<option>two</option>
<option>three</option>
</selectmenu>
<selectmenu id="selectMenu1">
<option id="selectMenu1-child0">one</option>
</selectmenu>
<selectmenu id="selectMenu2" disabled>
<div id="selectMenu2-button0" slot="button" behavior="button" tabindex="0">button</div>
<option disabled>one</option>
<option>two</option>
<option>three</option>
</selectmenu>
<selectmenu id="selectMenu3">
<div id="selectMenu3-button0" slot="button" behavior="button" tabindex="0">button</div>
<option>one</option>
<option disabled>two</option>
<option>three</option>
</selectmenu>
<script>
// See https://w3c.github.io/webdriver/#keyboard-actions
const KEY_CODE_MAP = {
'Enter': '\uE007',
'Space': '\uE00D',
'ArrowUp': '\uE013',
'ArrowDown': '\uE015'
};
function clickOn(element) {
const actions = new test_driver.Actions();
return actions.pointerMove(0, 0, {origin: element})
.pointerDown({button: actions.ButtonType.LEFT})
.pointerUp({button: actions.ButtonType.LEFT})
.send();
}
promise_test(async t => {
const selectMenu = document.querySelector("#selectMenu0");
const button = document.querySelector("#selectMenu0-button0");
assert_false(selectMenu.open, "selectmenu should not be initially open");
await test_driver.send_keys(button, KEY_CODE_MAP.Enter);
assert_true(selectMenu.open, "Enter key should open selectmenu");
assert_equals(selectMenu.value, "one");
await test_driver.send_keys(selectMenu, KEY_CODE_MAP.ArrowDown);
assert_equals(selectMenu.value, "two", "Down arrow should go to next option");
await test_driver.send_keys(selectMenu, KEY_CODE_MAP.ArrowDown);
assert_equals(selectMenu.value, "three", "Down arrow should go to next option");
await test_driver.send_keys(selectMenu, KEY_CODE_MAP.ArrowDown);
assert_equals(selectMenu.value, "three", "Down arrow should do nothing if already at the last option");
await test_driver.send_keys(selectMenu, KEY_CODE_MAP.ArrowUp);
assert_equals(selectMenu.value, "two", "Up arrow should go to the previous option");
await test_driver.send_keys(selectMenu, KEY_CODE_MAP.ArrowUp);
assert_equals(selectMenu.value, "one", "Up arrow should go to the previous option");
await test_driver.send_keys(selectMenu, KEY_CODE_MAP.ArrowUp);
assert_equals(selectMenu.value, "one", "Up arrow should do nothing if already at the first option");
await test_driver.send_keys(selectMenu, KEY_CODE_MAP.Enter);
assert_false(selectMenu.open, "Enter key should close selectmenu");
await test_driver.send_keys(selectMenu, " ");
assert_true(selectMenu.open, "Space key should open selectmenu");
// This behavior is suspicious (since Space key can open the selectmenu),
// but it maches <select>. See https://github.com/openui/open-ui/issues/386
await test_driver.send_keys(selectMenu, " ");
assert_true(selectMenu.open, "Space key should *not* close selectmenu");
await test_driver.send_keys(selectMenu, KEY_CODE_MAP.Enter);
assert_false(selectMenu.open, "Enter key should close selectmenu");
}, "Validate Enter, Up/Down Arrow, and Space keyboard accessibility support for <selectmenu>");
promise_test(async t => {
const selectMenuOption = document.getElementById("selectMenu1-child0");
const event = document.createEvent("Event");
event.initEvent("keydown");
selectMenuOption.dispatchEvent(event);
}, "Firing a synthetic event at a selectmenu's option doesn't crash");
promise_test(async t => {
const selectMenu2 = document.querySelector("#selectMenu2");
const selectMenu2Button = document.querySelector("#selectMenu2-button0");
assert_false(selectMenu2.open, "selectmenu should not be initially open");
await test_driver.send_keys(selectMenu2Button, KEY_CODE_MAP.Enter);
assert_false(selectMenu2.open, "Enter key should not open a disabled selectmenu");
await clickOn(selectMenu2);
assert_false(selectMenu2.open, "Click should not open a disabled selectmenu");
assert_equals(selectMenu2.value, "one");
const selectMenu3 = document.querySelector("#selectMenu3");
const selectMenu3Button = document.querySelector("#selectMenu3-button0");
assert_false(selectMenu3.open, "selectmenu should not be initially open");
await test_driver.send_keys(selectMenu3Button, KEY_CODE_MAP.Enter);
assert_true(selectMenu3.open, "Enter key should open selectmenu");
assert_equals(selectMenu3.value, "one");
await test_driver.send_keys(selectMenu3, KEY_CODE_MAP.ArrowDown);
assert_equals(selectMenu3.value, "three", "Down arrow should go to next non-disabled option");
await test_driver.send_keys(selectMenu3, KEY_CODE_MAP.ArrowUp);
assert_equals(selectMenu3.value, "one", "Up arrow should go to the previous non-disabled option");
}, "Validate Enter, Up/Down Arrow keyboard accessibility support for disabled <selectmenu>");
</script>
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