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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
add_task(async function () {
const kPrefName_CaretBrowsingOn = "accessibility.browsewithcaret";
await SpecialPowers.pushPrefEnv({
set: [
["accessibility.browsewithcaret_shortcut.enabled", true],
["accessibility.warn_on_browsewithcaret", false],
["test.events.async.enabled", true],
[kPrefName_CaretBrowsingOn, false],
],
});
await BrowserTestUtils.withNewTab(
"https://example.com/browser/browser/base/content/test/keyboard/file_empty.html",
async function (browser) {
await SpecialPowers.spawn(browser, [], () => {
content.document.documentElement.scrollTop; // Flush layout.
});
function promiseFirstAndReplyKeyEvents(aExpectedConsume) {
return new Promise(resolve => {
const eventType = aExpectedConsume ? "keydown" : "keypress";
let eventCount = 0;
let listener = () => {
if (++eventCount === 2) {
window.removeEventListener(eventType, listener, {
capture: true,
mozSystemGroup: true,
});
resolve();
}
};
window.addEventListener(eventType, listener, {
capture: true,
mozSystemGroup: true,
});
registerCleanupFunction(() => {
window.removeEventListener(eventType, listener, {
capture: true,
mozSystemGroup: true,
});
});
});
}
let promiseReplyF7KeyEvents = promiseFirstAndReplyKeyEvents(false);
EventUtils.synthesizeKey("KEY_F7");
info("Waiting reply F7 keypress event...");
await promiseReplyF7KeyEvents;
await TestUtils.waitForTick();
is(
Services.prefs.getBoolPref(kPrefName_CaretBrowsingOn),
true,
"F7 key should enable caret browsing mode"
);
await SpecialPowers.pushPrefEnv({
set: [[kPrefName_CaretBrowsingOn, false]],
});
await SpecialPowers.spawn(browser, [], () => {
content.document.documentElement.scrollTop; // Flush layout.
content.window.addEventListener(
"keydown",
event => event.preventDefault(),
{ capture: true }
);
});
promiseReplyF7KeyEvents = promiseFirstAndReplyKeyEvents(true);
EventUtils.synthesizeKey("KEY_F7");
info("Waiting for reply F7 keydown event...");
await promiseReplyF7KeyEvents;
try {
info(`Checking reply keypress event is not fired...`);
await TestUtils.waitForCondition(
() => Services.prefs.getBoolPref(kPrefName_CaretBrowsingOn),
"",
100, // interval
5 // maxTries
);
} catch (e) {}
is(
Services.prefs.getBoolPref(kPrefName_CaretBrowsingOn),
false,
"F7 key shouldn't enable caret browsing mode because F7 keydown event is consumed by web content"
);
}
);
});
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