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-rw-r--r-- | dom/media/test/test_mediarecorder_avoid_recursion.html | 61 |
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diff --git a/dom/media/test/test_mediarecorder_avoid_recursion.html b/dom/media/test/test_mediarecorder_avoid_recursion.html new file mode 100644 index 0000000000..0c733b9fc2 --- /dev/null +++ b/dom/media/test/test_mediarecorder_avoid_recursion.html @@ -0,0 +1,61 @@ +<html> +<head> + <title>MediaRecorder infinite recursion with requestData() calls in "dataavailable" event</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> + <script type="text/javascript" src="gUM_support.js"></script> +</head> +<body> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=897776">Mozill +a Bug 897776</a> +<pre id="test"> +<script class="testbody" type="text/javascript"> +async function startTest() { + try { + await setupGetUserMediaTestPrefs(); + let stream = await navigator.mediaDevices.getUserMedia({audio: true}); + let mediaRecorder = new MediaRecorder(stream); + let count = 0; + mediaRecorder.onerror = function () { + ok(false, 'Unexpected onerror callback fired'); + SimpleTest.finish(); + }; + mediaRecorder.onwarning = function () { + ok(false, 'Unexpected onwarning callback fired'); + }; + mediaRecorder.ondataavailable = function (e) { + ++count; + info("got ondataavailable data size = " + e.data.size); + // no more requestData() to prevent busy main thread from starving + // the encoding thread + if (count == 30) { + info("track.stop"); + stream.getTracks()[0].stop(); + } else if (count < 30 && mediaRecorder.state == 'recording') { + info("requestData again"); + mediaRecorder.requestData(); + } + }; + mediaRecorder.onstop = function () { + ok(true, "requestData within ondataavailable successfully avoided infinite recursion"); + SimpleTest.finish(); + }; + mediaRecorder.start(); + info("mediaRecorder start"); + mediaRecorder.requestData(); + info("mediaRecorder requestData"); + } catch (e) { + ok(false, 'Unexpected error fired with: ' + e); + SimpleTest.finish(); + } +} + +SimpleTest.waitForExplicitFinish(); +startTest(); + +</script> +</pre> +</body> +</html> + |