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diff --git a/dom/media/mediasource/test/test_WaitingOnMissingData.html b/dom/media/mediasource/test/test_WaitingOnMissingData.html new file mode 100644 index 0000000000..b1ad41bb37 --- /dev/null +++ b/dom/media/mediasource/test/test_WaitingOnMissingData.html @@ -0,0 +1,60 @@ +<!DOCTYPE html> +<html><head> +<meta http-equiv="content-type" content="text/html; charset=windows-1252"> + <title>MSE: |waiting| event when source data is missing</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <script type="text/javascript" src="mediasource.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> +</head> +<body> +<pre id="test"><script class="testbody" type="text/javascript"> + +SimpleTest.waitForExplicitFinish(); + +runWithMSE(async (ms, el) => { + await once(ms, "sourceopen"); + ok(true, "Receive a sourceopen event"); + const sb = ms.addSourceBuffer("video/webm"); + sb.addEventListener("error", e => { + ok(false, "Got Error: " + e); + SimpleTest.finish(); + }); + const arrayBuffer = await fetchWithXHR("seek.webm"); + await loadSegment(sb, new Uint8Array(arrayBuffer, 0, 318)); + await loadSegment(sb, new Uint8Array(arrayBuffer, 318, 25223 - 318)); + await loadSegment(sb, new Uint8Array(arrayBuffer, 25223, 46712 - 25223)); + /* Note - Missing |46712, 67833 - 46712| segment here */ + await loadSegment(sb, new Uint8Array(arrayBuffer, 67833, 88966 - 67833)); + await loadSegment(sb, new Uint8Array(arrayBuffer, 88966)); + // HTMLMediaElement fires "waiting" if somebody invokes |play()| before the MDSM + // has notified it of available data. Make sure that we get "playing" before + // we starting waiting for "waiting". + info("Invoking play()"); + let p = once(el, "playing"); + el.play(); + await p; + ok(true, "Video playing. It should play for a bit, then fire 'waiting'"); + p = once(el, "waiting"); + el.play(); + await p; + // currentTime is based on the current video frame, so if the audio ends just before + // the next video frame, currentTime can be up to 1 frame's worth earlier than + // min(audioEnd, videoEnd). + // 0.0465 is the length of the last audio frame. + ok(el.currentTime >= (sb.buffered.end(0) - 0.0465), + `Got a waiting event at ${el.currentTime}`); + info("Loading more data"); + p = once(el, "ended"); + await loadSegment(sb, new Uint8Array(arrayBuffer, 46712, 67833 - 46712)); + ms.endOfStream(); + await p; + // These fuzz factors are bigger than they should be. We should investigate + // and fix them in bug 1137574. + isfuzzy(el.duration, 4.001, 0.1, "Video has correct duration: " + el.duration); + isfuzzy(el.currentTime, el.duration, 0.1, "Video has correct currentTime."); + SimpleTest.finish(); +}); +</script> +</pre> +</body> +</html> |