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Test Info:
- Manifest: dom/base/test/browser.toml
/* -*- Mode: JavaScript; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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
async function test_user_input_handling_delay_BFCache_helper(prefs) {
await SpecialPowers.pushPrefEnv({
set: prefs,
});
const tab = await BrowserTestUtils.openNewForegroundTab(
gBrowser,
`data:text/html,<body></body>`,
true
);
let switchAwayPromise = BrowserTestUtils.browserLoaded(
browser,
false,
"about:blank"
);
// Navigate away to make the page enters BFCache
await SpecialPowers.spawn(tab.linkedBrowser, [], () => {
content.location = "about:blank";
});
await switchAwayPromise;
// Navigate back to restore the page from BFCache
let pageShownPromise = BrowserTestUtils.waitForContentEvent(
tab.linkedBrowser,
"pageshow",
true
);
await SpecialPowers.spawn(tab.linkedBrowser, [], () => {
content.history.back();
});
await pageShownPromise;
let canHandleInput = false;
let mouseDownPromise = BrowserTestUtils.waitForContentEvent(
tab.linkedBrowser,
"mousedown"
).then(function () {
Assert.ok(
canHandleInput,
"This promise should be resolved after the 5 seconds mark has passed"
);
});
// Ensure the events are discarded initially
for (let i = 0; i < 10; ++i) {
await BrowserTestUtils.synthesizeMouseAtPoint(
10,
10,
{ type: "mousedown" },
tab.linkedBrowser
);
}
// Wait for roughly 5 seconds to give chances for the
// above mousedown event to be handled.
await SpecialPowers.spawn(tab.linkedBrowser, [], async () => {
for (let i = 0; i < 330; ++i) {
await new Promise(r => {
content.requestAnimationFrame(r);
});
}
});
// If any user input events were handled in the above 5 seconds
// the mouseDownPromise would be resolved with canHandleInput = false,
// so that the test would fail.
canHandleInput = true;
// Ensure the events can be handled eventually
await BrowserTestUtils.synthesizeMouseAtPoint(
10,
10,
{ type: "mousedown" },
tab.linkedBrowser
);
await mouseDownPromise;
BrowserTestUtils.removeTab(tab);
}
add_task(async function test_MinRAF_BFCache() {
const prefs = [
["dom.input_events.security.minNumTicks", 100],
["dom.input_events.security.minTimeElapsedInMS", 0],
["dom.input_events.security.isUserInputHandlingDelayTest", true],
];
await test_user_input_handling_delay_BFCache_helper(prefs);
});
add_task(async function test_MinElapsedTime_BFCache() {
const prefs = [
["dom.input_events.security.minNumTicks", 0],
["dom.input_events.security.minTimeElapsedInMS", 5000],
["dom.input_events.security.isUserInputHandlingDelayTest", true],
];
await test_user_input_handling_delay_BFCache_helper(prefs);
});