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-rw-r--r--dom/media/webaudio/test/test_mediaStreamTrackAudioSourceNodeCrossOrigin.html53
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diff --git a/dom/media/webaudio/test/test_mediaStreamTrackAudioSourceNodeCrossOrigin.html b/dom/media/webaudio/test/test_mediaStreamTrackAudioSourceNodeCrossOrigin.html
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+++ b/dom/media/webaudio/test/test_mediaStreamTrackAudioSourceNodeCrossOrigin.html
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+<!DOCTYPE HTML>
+<html>
+<meta charset="utf-8">
+<head>
+<title>Test MediaStreamTrackAudioSourceNode doesn't get data from cross-origin media resources</title>
+<script src="/tests/SimpleTest/SimpleTest.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();
+
+const CROSS_ORIGIN_URL = "http://example.org:80/tests/dom/media/webaudio/test/sine-440-10s.opus"
+let iterationCount = 0;
+let context = null;
+
+function processSamples(e) {
+ ++iterationCount;
+
+ let buf = e.inputBuffer.getChannelData(0);
+ let nonzeroSamplesThisBuffer = 0;
+ for (let i = 0; i < buf.length; ++i) {
+ if (buf[i] != 0) {
+ ++nonzeroSamplesThisBuffer;
+ }
+ }
+ is(nonzeroSamplesThisBuffer, 0,
+ "a source that is cross origin cannot be inspected by Web Audio");
+
+ if (iterationCount == 40) {
+ sp.onaudioprocess = null;
+ context.close();
+ SimpleTest.finish();
+ }
+}
+
+let audio = new Audio();
+audio.src = CROSS_ORIGIN_URL;
+audio.onloadedmetadata = function () {
+ context = new AudioContext();
+ let stream = audio.mozCaptureStream();
+ let track = stream.getAudioTracks()[0];
+ let node = context.createMediaStreamTrackSource(track);
+ node.connect(context.destination);
+ sp = context.createScriptProcessor(2048, 1);
+ sp.onaudioprocess = processSamples;
+ node.connect(sp);
+}
+
+</script>
+</pre>
+</body>