77 lines
2.1 KiB
JavaScript
77 lines
2.1 KiB
JavaScript
/* eslint-disable mozilla/no-arbitrary-setTimeout */
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const PAGE =
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"https://example.com/browser/toolkit/content/tests/browser/file_multipleAudio.html";
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function check_autoplay_audio_onplay() {
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let autoPlay = content.document.getElementById("autoplay");
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if (!autoPlay) {
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ok(false, "Can't get the audio element!");
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}
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return new Promise((resolve, reject) => {
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autoPlay.onplay = () => {
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ok(false, "Should not receive play event!");
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this.onplay = null;
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reject();
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};
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autoPlay.pause();
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autoPlay.play();
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content.setTimeout(() => {
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ok(true, "Doesn't receive play event when media was blocked.");
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autoPlay.onplay = null;
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resolve();
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}, 1000);
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});
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}
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function play_nonautoplay_audio_should_be_blocked() {
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let nonAutoPlay = content.document.getElementById("nonautoplay");
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if (!nonAutoPlay) {
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ok(false, "Can't get the audio element!");
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}
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nonAutoPlay.play();
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ok(nonAutoPlay.paused, "The blocked audio can't be playback.");
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}
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add_task(async function setup_test_preference() {
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await SpecialPowers.pushPrefEnv({
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set: [
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["media.useAudioChannelService.testing", true],
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["media.block-autoplay-until-in-foreground", true],
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],
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});
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});
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add_task(async function block_multiple_media() {
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info("- open new background tab -");
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let tab = BrowserTestUtils.addTab(window.gBrowser, "about:blank");
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let browser = tab.linkedBrowser;
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BrowserTestUtils.startLoadingURIString(browser, PAGE);
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await BrowserTestUtils.browserLoaded(browser);
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info("- tab should be blocked -");
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await waitForTabBlockEvent(tab, true);
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info("- autoplay media should be blocked -");
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await SpecialPowers.spawn(browser, [], check_autoplay_audio_onplay);
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info("- non-autoplay can't start playback when the tab is blocked -");
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await SpecialPowers.spawn(
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browser,
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[],
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play_nonautoplay_audio_should_be_blocked
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);
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info("- select tab as foreground tab -");
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await BrowserTestUtils.switchTab(window.gBrowser, tab);
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info("- tab should be resumed -");
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await waitForTabPlayingEvent(tab, true);
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await waitForTabBlockEvent(tab, false);
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info("- remove tab -");
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BrowserTestUtils.removeTab(tab);
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});
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