LayoutTests/webaudio/web-audio-is-playing.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html>
 <head>
     <script src="../resources/js-test-pre.js"></script>
 </head>
 <body>
     <script>
         description("Testing Page::isPlayingAudio() with web audio");

         jsTestIsAsync = true;

         if (window.internals)
             shouldBeFalse("window.internals.pageMediaState().includes('IsPlayingAudio')");

         var context = new webkitAudioContext();
         var frequency = 300;
         var oscillator = context.createOscillator();

         if (window.internals)
             shouldBeFalse("window.internals.pageMediaState().includes('IsPlayingAudio')");

         oscillator.frequency.value = frequency;
         oscillator.type = 0;
         oscillator.connect(context.destination);
         oscillator.start(0);

         shouldBecomeEqual("window.internals.pageMediaState().includes('IsPlayingAudio')", "true", finishJSTest);
     </script>
     <script src="../resources/js-test-post.js"></script>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<head>
	<script src="../resources/js-test-pre.js"></script>
	</head>
	<body>
	<script>
	description("Testing Page::isPlayingAudio() with web audio");

	jsTestIsAsync = true;

	if (window.internals)
	shouldBeFalse("window.internals.pageMediaState().includes('IsPlayingAudio')");

	var context = new webkitAudioContext();
	var frequency = 300;
	var oscillator = context.createOscillator();

	if (window.internals)
	shouldBeFalse("window.internals.pageMediaState().includes('IsPlayingAudio')");

	oscillator.frequency.value = frequency;
	oscillator.type = 0;
	oscillator.connect(context.destination);
	oscillator.start(0);

	shouldBecomeEqual("window.internals.pageMediaState().includes('IsPlayingAudio')", "true", finishJSTest);
	</script>
	<script src="../resources/js-test-post.js"></script>
	</body>
	</html>