Bug 1308438 - Part 8: Test AudioBufferSourceNode with zero playback rate. r?dminor, r?padenot
MozReview-Commit-ID: Gkt1uOxzacp
--- a/dom/media/webaudio/test/mochitest.ini
+++ b/dom/media/webaudio/test/mochitest.ini
@@ -41,16 +41,17 @@ support-files =
[test_audioBufferSourceNodeLazyLoopParam.html]
[test_audioBufferSourceNodeLoop.html]
[test_audioBufferSourceNodeLoopStartEnd.html]
[test_audioBufferSourceNodeLoopStartEndSame.html]
[test_audioBufferSourceNodeDetached.html]
[test_audioBufferSourceNodeNegativePlaybackRate.html]
[test_audioBufferSourceNodeNegativePlaybackRateLoop.html]
[test_audioBufferSourceNodeNegativePlaybackRateResampling.html]
+[test_audioBufferSourceNodeZeroPlaybackRate.html]
skip-if = (toolkit == 'android' && debug) || os == 'win' # bug 1127845, bug 1138468
[test_audioBufferSourceNodeNoStart.html]
[test_audioBufferSourceNodeNullBuffer.html]
[test_audioBufferSourceNodeOffset.html]
skip-if = (toolkit == 'android') || debug #bug 906752
[test_audioBufferSourceNodePassThrough.html]
[test_audioBufferSourceNodeRate.html]
[test_AudioContext.html]
new file mode 100644
--- /dev/null
+++ b/dom/media/webaudio/test/test_audioBufferSourceNodeZeroPlaybackRate.html
@@ -0,0 +1,40 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+ <title>Bug 1308438 - Test AudioBufferSourceNode with zero playback rate</title>
+ <script type="text/javascript" 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.waitForExplicitFinish();
+var waitTime = 5000;
+var rate = 44100;
+var audioCtx = new AudioContext();
+var source = audioCtx.createBufferSource();
+var buf = audioCtx.createBuffer(1, 2048, rate);
+for (let i = 0; i < 2048; ++i) {
+ buf.getChannelData(0)[i] = Math.sin(i * 440 * 2 * Math.PI / rate);
+}
+
+source.buffer = buf;
+source.playbackRate.value = 0;
+source.connect(audioCtx.destination);
+source.start(0);
+
+var isSourceNotEnded = true;
+source.onended = function(event) {
+ isSourceNotEnded = false;
+};
+
+var interval = setInterval(function() {
+ clearInterval(interval);
+ ok(isSourceNotEnded, "The playback shouldn't have finished but it has");
+ SimpleTest.finish();
+}, waitTime);
+</script>
+</pre>
+</body>
+</html>