зеркало из https://github.com/mozilla/gecko-dev.git
Bug 1395022 - Add test to check only one start event is fired by MediaRecorder when erroring. r=pehrsons
MozReview-Commit-ID: 1JJY0eQMSDn --HG-- extra : rebase_source : f97bc71009022279b7e6b5b497c1dbf6fc5931b5
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@ -825,6 +825,9 @@ tags=msg capturestream
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[test_mediarecorder_creation_fail.html]
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skip-if = android_version == '17' # android(bug 1232305)
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tags=msg
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[test_mediarecorder_fires_start_event_once_when_erroring.html]
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skip-if = android_version == '17' # android(bug 1232305)
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tags=msg
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[test_mediarecorder_getencodeddata.html]
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skip-if = android_version == '17' # android(bug 1232305)
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tags=msg
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@ -0,0 +1,45 @@
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<!DOCTYPE HTML>
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<html>
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<head>
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<title>Bug 1395022 - MediaRecorder fires start event when erroring.</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1395022">Mozilla Bug 1395022</a>
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<pre id="test">
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<script class="testbody" type="text/javascript">
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function startTest() {
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let audioContext = new AudioContext();
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let destination1 = audioContext.createMediaStreamDestination();
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let oscilator = audioContext.createOscillator();
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oscilator.connect(destination1);
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oscilator.start();
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let destination2 = audioContext.createMediaStreamDestination();
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let rec = new MediaRecorder(destination1.stream);
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let numStartEvents = 0;
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rec.onstart = () => {
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numStartEvents += 1;
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is(numStartEvents, 1, "One start event should be fired by the recorder");
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// Trigger an error in the recorder
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destination1.stream.addTrack(destination2.stream.getTracks()[0]);
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};
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rec.onerror = () => {
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is(numStartEvents, 1, "One start event should have been fired by the recorder");
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SimpleTest.finish();
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};
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rec.start();
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}
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SimpleTest.waitForExplicitFinish();
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startTest();
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</script>
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</head>
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</html>
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