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Bug 1659060 - part2 : add test to ensure always requesting wakelock for PIP video. r=bryce

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Differential Revision: https://phabricator.services.mozilla.com/D91041
This commit is contained in:
alwu 2020-09-24 18:15:57 +00:00
parent 06a43c8cd0
commit a3bb24c763
1 changed files with 39 additions and 11 deletions
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50
toolkit/content/tests/browser/browser_media_wakelock.js
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@ -7,6 +7,13 @@
*/
"use strict";
// Import this in order to use `triggerPictureInPicture()`.
/* import-globals-from ../../../../toolkit/components/pictureinpicture/tests/head.js */
Services.scriptloader.loadSubScript(
"chrome://mochitests/content/browser/toolkit/components/pictureinpicture/tests/head.js",
this
);
const LOCATION = "https://example.com/browser/toolkit/content/tests/browser/";
const powerManagerService = Cc["@mozilla.org/power/powermanagerservice;1"];
@ -30,19 +37,13 @@ function wakeLockObserved(observeTopic, checkFn) {
function getWakeLockState(topic, needLock, isTabInForeground) {
const tabState = isTabInForeground ? "foreground" : "background";
const promise = needLock
? wakeLockObserved(topic, state => state == `locked-${tabState}`)
: null;
return {
check: async () => {
if (needLock) {
const lockState = powerManager.getWakeLockState(topic);
info(`topic=${topic}, state=${lockState}`);
if (lockState == `locked-${tabState}`) {
ok(true, `requested '${topic}' wakelock in ${tabState}`);
return;
const expectedLockState = `locked-${tabState}`;
if (powerManager.getWakeLockState(topic) != expectedLockState) {
await wakeLockObserved(topic, state => state == expectedLockState);
}
await promise;
ok(true, `requested '${topic}' wakelock in ${tabState}`);
} else {
const lockState = powerManager.getWakeLockState(topic);
@ -103,6 +104,7 @@ async function test_media_wakelock({
additionalParams,
lockAudio,
lockVideo,
elementIdForEnteringPIPMode,
}) {
info(`- start a new test for '${description}' -`);
info(`- open new foreground tab -`);
@ -130,13 +132,29 @@ async function test_media_wakelock({
}
info(`- wait for media starting playing -`);
let winPIP = null;
if (elementIdForEnteringPIPMode) {
winPIP = await triggerPictureInPicture(
browser,
elementIdForEnteringPIPMode
);
}
await SpecialPowers.spawn(browser, [additionalParams], initFunction);
await audioWakeLock.check();
await videoWakeLock.check();
info(`- switch tab to background -`);
audioWakeLock = getWakeLockState("audio-playing", lockAudio, false);
videoWakeLock = getWakeLockState("video-playing", lockVideo, false);
const isPageConsideredAsForeground = !!elementIdForEnteringPIPMode;
audioWakeLock = getWakeLockState(
"audio-playing",
lockAudio,
isPageConsideredAsForeground
);
videoWakeLock = getWakeLockState(
"video-playing",
lockVideo,
isPageConsideredAsForeground
);
const tab2 = await BrowserTestUtils.openNewForegroundTab(
window.gBrowser,
"about:blank"
@ -154,6 +172,9 @@ async function test_media_wakelock({
info(`- remove tabs -`);
BrowserTestUtils.removeTab(tab);
BrowserTestUtils.removeTab(tab2);
if (winPIP) {
await BrowserTestUtils.closeWindow(winPIP);
}
}
add_task(async function start_tests() {
@ -226,6 +247,13 @@ add_task(async function start_tests() {
lockAudio: false,
lockVideo: false,
});
await test_media_wakelock({
description: "playing a PIP video",
urlOrFunction: "file_video.html",
elementIdForEnteringPIPMode: "v",
lockAudio: true,
lockVideo: true,
});
});
async function waitUntilAudioContextStarts() {