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Test Info:
<!doctype html>
<!-- Any copyright is dedicated to the Public Domain.
<html>
<head>
<title>Video controls test</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/EventUtils.js"></script>
<script type="text/javascript" src="head.js"></script>
<link rel="stylesheet" href="/tests/SimpleTest/test.css" />
</head>
<body>
<p id="display"></p>
<div id="content">
<video width="320" height="240" id="video" controls></video>
</div>
<div id="host"></div>
<script class="testbody">
add_task(async function test_src_change() {
const video = document.getElementById("video");
function changeMediaSource(src) {
let loaded = new Promise(resolve =>
video.addEventListener("loadeddata", resolve, { once: true })
);
video.src = src;
return loaded;
}
const muteButton = getElementWithinVideo(video, "muteButton");
await changeMediaSource("video.webm");
ok(
muteButton.hasAttribute("noAudio"),
"noAudio attribute is present when the video has no audio track"
);
ok(
muteButton.disabled,
"Mute button is disabled when the video has no audio track"
);
await changeMediaSource("seek_with_sound.webm");
ok(
!muteButton.hasAttribute("noAudio"),
"noAudio attribute is not present when the video has an audio track"
);
ok(
!muteButton.disabled,
"Mute button is enabled when the video has an audio track"
);
await changeMediaSource("video.webm");
ok(
muteButton.hasAttribute("noAudio"),
"noAudio attribute is present when the video has no audio track"
);
ok(
muteButton.disabled,
"Mute button is disabled when the video has no audio track"
);
});
</script>
</body>
</html>