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+<!DOCTYPE HTML>
+<html>
+<head>
+ <title>Test AudioBufferSourceNode when an AudioBuffer's getChanneData buffer is detached</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">
+
+function createGarbage() {
+ var s = [];
+ for (var i = 0; i < 10000000; ++i) {
+ s.push(i);
+ }
+ var sum = 0;
+ for (var i = 0; i < s.length; ++i) {
+ sum += s[i];
+ }
+ return sum;
+}
+
+var worker = new Worker("audioBufferSourceNodeDetached_worker.js");
+
+var gTest = {
+ length: 2048,
+ numberOfChannels: 1,
+ createGraph(context) {
+ var buffer = context.createBuffer(1, 10000000, context.sampleRate);
+ var data = buffer.getChannelData(0);
+ for (var i = 0; i < data.length; ++i) {
+ data[i] = (i%100)/100 - 0.5;
+ }
+
+ // Detach the buffer now
+ var data = buffer.getChannelData(0).buffer;
+ worker.postMessage(data, [data]);
+ // Create garbage and GC to replace the buffer data with garbage
+ SpecialPowers.gc();
+ createGarbage();
+ SpecialPowers.gc();
+
+ var source = context.createBufferSource();
+ source.buffer = buffer;
+ source.start();
+ // This should play silence
+ return source;
+ },
+};
+
+runTest();
+
+</script>
+</pre>
+</body>
+</html>