dom/media/webaudio/test/test_audioContextParams_recordNonDefaultSampleRate.html
author owlishDeveloper <bugzeeeeee@gmail.com>
Thu, 23 Mar 2023 17:05:27 +0000
changeset 657741 75b3c6c4437624f59fcaff278bb8f5b88358e3a6
parent 481096 365d1b03475e7f0ae89f26d9eaa30645b7dec4c8
permissions -rw-r--r--
Bug 1806179 - Add tests for the cookie banner events API r=geckoview-reviewers,m_kato,amejiamarmol Differential Revision: https://phabricator.services.mozilla.com/D172854

<!DOCTYPE HTML>
<html>
<head>
  <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>
</head>
<body>
<pre id="test">

<script class="testbody" type="text/javascript">
function startTest() {
  let ctx = new AudioContext({sampleRate: 32000});
  oscillator = ctx.createOscillator();
  let dest = ctx.createMediaStreamDestination();
  oscillator.connect(dest);
  oscillator.start();
  let stream = dest.stream;

  recorder = new MediaRecorder(stream);
  recorder.ondataavailable = (e) => {
      ok(true, 'recorder ondataavailable event');
      if (recorder.state == 'recording') {
        ok(e.data.size > 0, 'check blob has data');
        recorder.stop();
      }
  }

  recorder.onstop = () => {
      ok(true, 'recorder stop event');
      SimpleTest.finish();
  }

  try {
    recorder.start(1000);
    ok(true, 'recorder started');
    is('recording', recorder.state, 'check record state recording');
  } catch (e) {
    ok(false, 'Can t record audio context');
  }
}

startTest();
SimpleTest.waitForExplicitFinish();
</script>
</pre>
</body>
</html>