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Test Info:
/**
* This test checks whether Autoplay Policy Detection API works correctly under
* different situations of having global permission set for block autoplay.
* This test only checks the sticky user gesture blocking model.
*/
"use strict";
add_setup(async function setSharedPrefs() {
await SpecialPowers.pushPrefEnv({
set: [
["dom.media.autoplay-policy-detection.enabled", true],
["media.autoplay.blocking_policy", 0],
],
});
});
add_task(async function testGlobalPermissionIsAllowed() {
await SpecialPowers.pushPrefEnv({
set: [["media.autoplay.default", SpecialPowers.Ci.nsIAutoplay.ALLOWED]],
});
let tab = await createTabAndSetupPolicyAssertFunc("about:blank");
await SpecialPowers.spawn(tab.linkedBrowser, [], _ => {
info("global setting allows any autoplay");
content.assertAutoplayPolicy({
resultForElementType: "allowed",
resultForElement: "allowed",
resultForContextType: "allowed",
resultForContext: "allowed",
});
});
BrowserTestUtils.removeTab(tab);
});
add_task(async function testGlobalPermissionIsBlocked() {
await SpecialPowers.pushPrefEnv({
set: [["media.autoplay.default", SpecialPowers.Ci.nsIAutoplay.BLOCKED]],
});
let tab = await createTabAndSetupPolicyAssertFunc("about:blank");
await SpecialPowers.spawn(tab.linkedBrowser, [], _ => {
info(
"global setting allows inaudible autoplay but audible autoplay is still not allowed"
);
content.assertAutoplayPolicy({
resultForElementType: "allowed-muted",
resultForElement: "allowed-muted",
resultForContextType: "disallowed",
resultForContext: "disallowed",
});
info("tweaking video's muted attribute won't change the result");
content.video.muted = true;
is(
"allowed-muted",
content.navigator.getAutoplayPolicy(content.video),
"getAutoplayPolicy(video) returns correct value"
);
content.video.muted = false;
is(
"allowed-muted",
content.navigator.getAutoplayPolicy(content.video),
"getAutoplayPolicy(video) returns correct value"
);
info(
"activate document by using user gesture, all autoplay will be allowed"
);
content.document.notifyUserGestureActivation();
content.assertAutoplayPolicy({
resultForElementType: "allowed",
resultForElement: "allowed",
resultForContextType: "allowed",
resultForContext: "allowed",
});
});
BrowserTestUtils.removeTab(tab);
});
add_task(async function testGlobalPermissionIsBlockedAll() {
await SpecialPowers.pushPrefEnv({
set: [["media.autoplay.default", SpecialPowers.Ci.nsIAutoplay.BLOCKED_ALL]],
});
let tab = await createTabAndSetupPolicyAssertFunc("about:blank");
await SpecialPowers.spawn(tab.linkedBrowser, [], _ => {
info("global setting doesn't allow any autoplay");
content.assertAutoplayPolicy({
resultForElementType: "disallowed",
resultForElement: "disallowed",
resultForContextType: "disallowed",
resultForContext: "disallowed",
});
info(
"activate document by using user gesture, all autoplay will be allowed"
);
content.document.notifyUserGestureActivation();
content.assertAutoplayPolicy({
resultForElementType: "allowed",
resultForElement: "allowed",
resultForContextType: "allowed",
resultForContext: "allowed",
});
});
BrowserTestUtils.removeTab(tab);
});