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Test Info:

<!DOCTYPE HTML>
<html>
<head>
<title>Test AudioParam timeline events scheduled after the destination stream has started playback</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.requestFlakyTimeout("This test needs to wait until the AudioDestinationNode's stream's timer starts.");
var gTest = {
length: 16384,
numberOfChannels: 1,
createGraphAsync(context, callback) {
var sourceBuffer = context.createBuffer(1, 2048, context.sampleRate);
for (var i = 0; i < 2048; ++i) {
sourceBuffer.getChannelData(0)[i] = 1;
}
setTimeout(function() {
var source = context.createBufferSource();
source.buffer = sourceBuffer;
source.start(context.currentTime);
source.stop(context.currentTime + sourceBuffer.duration);
var gain = context.createGain();
gain.gain.setValueAtTime(0, context.currentTime);
gain.gain.setTargetAtTime(0, context.currentTime + sourceBuffer.duration, 1);
source.connect(gain);
callback(gain);
}, 100);
},
};
runTest();
</script>
</pre>
</body>
</html>