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Bug 1843003 - Test that typical mp3 broadcast work well. r=alwu

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Differential Revision: https://phabricator.services.mozilla.com/D183737
This commit is contained in:
Paul Adenot 2023-07-20 13:17:59 +00:00
parent df3b999195
commit 087c0aa2e1
6 changed files with 63 additions and 0 deletions
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5
dom/media/test/mochitest.ini
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@ -783,6 +783,10 @@ support-files =
hls/960x720_seg0.ts
hls/960x720_seg1.ts
sync.webm
two-xing-header-no-content-length.mp3
two-xing-header-no-content-length.mp3^headers^
single-xing-header-no-content-length.mp3
single-xing-header-no-content-length.mp3^headers^
[test_capture_stream_av_sync.html]
skip-if =
@ -885,3 +889,4 @@ tags = cloneelementvisually
tags = cloneelementvisually
[test_cloneElementVisually_ended_video.html]
tags = cloneelementvisually
[test_mp3_broadcast.html]

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dom/media/test/single-xing-header-no-content-length.mp3 Normal file
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3
dom/media/test/single-xing-header-no-content-length.mp3^headers^ Normal file
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@ -0,0 +1,3 @@
HTTP 200 OK
Content-Length: invalid
Cache-Control: no-store

52
dom/media/test/test_mp3_broadcast.html Normal file
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@ -0,0 +1,52 @@
<!DOCTYPE HTML>
<html>
<head>
<title>Test playback of broadcast-like streams</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
<script type="text/javascript" src="manifest.js"></script>
</head>
<body>
<audio controls id=a style="width: 100%;"></audio>
<script type="module">
SimpleTest.waitForExplicitFinish();
const streams = [
// An mp3 bytestream consisting of a complete mp3 file with a XING
// header, that has duration information, but served without a
// `Content-Length`. It is followed by a second mp3 bytestream that
// also has a XING header. While some software are able to play the
// entire file, Web browser don't.
{ src: "two-xing-header-no-content-length.mp3", duration: 1 },
// An mp3 bytestream consisting of a complete mp3 file with a XING
// header, that has duration information, but served without a
// `Content-Length` header. It is followed by a second mp3 bytestream that
// doesn't have a XING header.
// This scenario is typical in radio broadcast scenario, when the
// live-stream has a pre-recorded prelude. The reported duration,
// after "ended" has been received, is the duration of playback.
{ src: "single-xing-header-no-content-length.mp3", duration: 11.030997 },
];
var audio = window.a;
// Prevent ESLint error about top-level await
(async function () {
for (let i of streams) {
audio.src = i.src;
audio.load();
audio.play();
audio.onerror = (e) => {
ok(false, `${i}: error: ${e.message}}`);
};
await once(audio, "ended");
ok(true, `${i}: playback through the end`);
is(audio.duration, i.duration, "Duration at end is correct");
is(audio.currentTime, i.duration, "Current time at end is correct");
}
SimpleTest.finish();
})()
</script>
</body>
</html>

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dom/media/test/two-xing-header-no-content-length.mp3 Normal file
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3
dom/media/test/two-xing-header-no-content-length.mp3^headers^ Normal file
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@ -0,0 +1,3 @@
HTTP 200 OK
Content-Length: invalid
Cache-Control: no-store