test_bug1355798.html

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<html>

<head>

  <title>Test PannerNode produces output even when the even when the distance is

    from the listener is zero, and the cone gain is present, regression test for

  bug 1355798.</title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>

  <script type="text/javascript" src="webaudio.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();

var off = new OfflineAudioContext(1, 128, 44100);

var panner = off.createPanner();

var osc = off.createOscillator();

panner.setPosition(1, 1, 1);

off.listener.setPosition(1, 1, 1);

osc.connect(panner).connect(off.destination);

panner.coneOuterAngle = 359;

osc.start();

off.startRendering().then(function(b) {

    is(b.getChannelData(0).filter(x => isNaN(x)).length, 0);

    SimpleTest.finish();

});

</script>

</pre>

</body>

</html>