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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
// test selects and options
addAccessibleTask(
`<select id="select">
<option id="o1">hello</option>
<option id="o2">world</option>
</select>`,
async function(browser, accDoc) {
const select = findAccessibleChildByID(accDoc, "select");
ok(
isAccessible(select.firstChild, [nsIAccessibleSelectable]),
"No selectable accessible for combobox"
);
await untilCacheOk(
() => testVisibility(select, false, false),
"select should be on screen and visible"
);
if (!isCacheEnabled || !browser.isRemoteBrowser) {
await untilCacheOk(
() => testVisibility(select.firstChild, false, true),
"combobox list should be on screen and invisible"
);
} else {
// XXX: When the cache is used, states::INVISIBLE is
// incorrect. Test OFFSCREEN anyway.
await untilCacheOk(() => {
const [states] = getStates(select.firstChild);
return (states & STATE_OFFSCREEN) == 0;
}, "combobox list should be on screen");
}
const o1 = findAccessibleChildByID(accDoc, "o1");
const o2 = findAccessibleChildByID(accDoc, "o2");
await untilCacheOk(
() => testVisibility(o1, false, false),
"option one should be on screen and visible"
);
await untilCacheOk(
() => testVisibility(o2, true, false),
"option two should be off screen and visible"
);
// Select the second option (drop-down collapsed).
const p = waitForEvents({
expected: [
[EVENT_SELECTION, "o2"],
[EVENT_TEXT_VALUE_CHANGE, "select"],
],
unexpected: [
stateChangeEventArgs("o2", EXT_STATE_ACTIVE, true, true),
stateChangeEventArgs("o1", EXT_STATE_ACTIVE, false, true),
],
});
await invokeContentTask(browser, [], () => {
content.document.getElementById("select").selectedIndex = 1;
});
await p;
await untilCacheOk(() => {
const [states] = getStates(o1);
return (states & STATE_OFFSCREEN) != 0;
}, "option 1 should be off screen");
await untilCacheOk(() => {
const [states] = getStates(o2);
return (states & STATE_OFFSCREEN) == 0;
}, "option 2 should be on screen");
},
{ chrome: true, iframe: true, remoteIframe: true }
);
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