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Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
/**
* Tests that the visibility of the toggle will be
* recomputed after durationchange events fire.
*/
add_task(async function test_durationChange() {
// Most of the Picture-in-Picture tests run with the always-show
// preference set to true to avoid the toggle visibility heuristics.
// Since this test actually exercises those heuristics, we have
// to temporarily disable that pref.
//
// We also reduce the minimum video length for displaying the toggle
// to 5 seconds to avoid having to include or generate a 45 second long
// video (which is the default minimum length).
await SpecialPowers.pushPrefEnv({
set: [
[
"media.videocontrols.picture-in-picture.video-toggle.always-show",
false,
],
["media.videocontrols.picture-in-picture.video-toggle.min-video-secs", 5],
],
});
// First, ensure that the toggle doesn't show up for these
// short videos by default.
await testToggle(TEST_PAGE, {
"with-controls": { canToggle: false },
"no-controls": { canToggle: false },
});
// Now cause the video to change sources, which should fire a
// durationchange event. The longer video should qualify us for
// displaying the toggle.
await testToggle(
TEST_PAGE,
{
"with-controls": { canToggle: true },
"no-controls": { canToggle: true },
},
async browser => {
await SpecialPowers.spawn(browser, [], async () => {
for (let videoID of ["with-controls", "no-controls"]) {
let video = content.document.getElementById(videoID);
video.src = "gizmo.mp4";
let durationChangePromise = ContentTaskUtils.waitForEvent(
video,
"durationchange"
);
video.load();
await durationChangePromise;
}
});
}
);
});