<!DOCTYPE html>
<html>
<head>
<script src="../resources/js-test-pre.js"></script>
<script src="resources/audio-testing.js"></script>
</head>
<body>
<script>
description("Tests that passing null to context.createMediaStreamSource() throws a TypeError.");

var context = new AudioContext();
shouldThrow("context.createMediaStreamSource(null)", "'TypeError: Argument 1 (\\'mediaStream\\') to AudioContext.createMediaStreamSource must be an instance of MediaStream'");

</script>
<script src="../resources/js-test-post.js"></script>
</body>
</html>