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-rw-r--r-- | dom/media/webaudio/test/test_audioBufferSourceNodeDetached.html | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/dom/media/webaudio/test/test_audioBufferSourceNodeDetached.html b/dom/media/webaudio/test/test_audioBufferSourceNodeDetached.html new file mode 100644 index 0000000000..e84c33e585 --- /dev/null +++ b/dom/media/webaudio/test/test_audioBufferSourceNodeDetached.html @@ -0,0 +1,58 @@ +<!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> |