зеркало из https://github.com/mozilla/gecko-dev.git
81 строка
2.1 KiB
HTML
81 строка
2.1 KiB
HTML
<!DOCTYPE html>
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<meta charset="utf-8">
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<title>Test Background Video Suspends</title>
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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<script src="manifest.js"></script>
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<script src="background_video.js"></script>
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<link rel="stylesheet" href="/tests/SimpleTest/test.css" />
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<script type="text/javascript">
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"use strict";
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var manager = new MediaTestManager;
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var MIN_DELAY = 100;
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function testDelay(v, start, min) {
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let end = performance.now();
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let delay = end - start;
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ok(delay > min, `${v.token} suspended with a delay of ${delay} ms`);
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}
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async function runTest(test, token) {
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let video = appendVideoToDocWithoutLoad(token);
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manager.started(token);
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let visible = waitUntilVisible(video);
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let ended = nextVideoEnded(video);
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let playing = nextVideoPlaying(video);
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let resumes = nextVideoResumes(video);
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let suspends = nextVideoSuspends(video);
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Log(token, "Waiting until video becomes visible");
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await visible;
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Log(token, "Waiting for metadata loaded");
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await loadAndWaitUntilLoadedmetadata(video, test.name);
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Log(token, "Start playing");
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video.play();
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Log(token, "Waiting for video playing");
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await playing;
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let start = performance.now();
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Log(token, "Set hidden");
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video.setVisible(false);
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Log(token, "Waiting for video suspend");
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await suspends;
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testDelay(video, start, MIN_DELAY);
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Log(token, "Set visible");
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video.setVisible(true);
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Log(token, "Waiting for video resume");
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await resumes;
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Log(token, "Waiting for ended");
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await ended;
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ok(video.currentTime >= video.duration, 'current time approximates duration.');
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removeNodeAndSource(video);
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manager.finished(token);
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}
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startTest({
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desc: 'Test Background Video Suspends',
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prefs: [
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["media.test.video-suspend", true],
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["media.suspend-bkgnd-video.enabled", true],
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// Use a short delay to ensure video decode suspend happens before end
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// of video.
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["media.suspend-bkgnd-video.delay-ms", MIN_DELAY],
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["privacy.reduceTimerPrecision", false]
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],
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tests: gDecodeSuspendTests,
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runTest: runTest
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});
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</script> |