LayoutTests/fast/mediastream/get-user-media-background-tab.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html>
     <head>
         <script src="../../resources/js-test-pre.js"></script>
         <script>
             let tabState;
             let streamCount = 4;
             let streams = 0;

             function gotStream(s)
             {
                 debug('<br>** getUserMedia() promise resolved **')
                 shouldBe('tabState', "'foreground'");
                 stream = s;
                 shouldBe('stream.getAudioTracks().length', '1');
                 if (++streams == streamCount)
                     finishJSTest();
             }

             function fail(error)
             {
                 testFailed(`getUserMedia() failed, error = ${error}`);
                 finishJSTest();
             }

             function checkState()
             {
                 debug('<br>** timer fired **')
                 shouldBe('tabState', "'background'");
                 evalAndLog(`tabState = 'foreground'`);
                 if (internals)
                     internals.settings.setCanStartMedia(true);
             }

             function start()
             {
                 description("Tests getUserMedia called from a background thread.");
                 evalAndLog(`tabState = 'background'`);
                 if (window.testRunner) {
                     internals.settings.setCanStartMedia(false);
                     testRunner.setUserMediaPermission(true);
                 }
                 for (var i = 0; i < streamCount; i++)
                     shouldNotThrow('navigator.mediaDevices.getUserMedia({audio:true}).then(gotStream).catch(fail)');
                 setTimeout(checkState, 200);
             }

             window.jsTestIsAsync = true;
             window.successfullyParsed = true;

         </script>
         <script src="../../resources/js-test-post.js"></script>
     </head>
     <body onload="start()">
     </body>
 </html>
	<!DOCTYPE html>
	<html>
	<head>
	<script src="../../resources/js-test-pre.js"></script>
	<script>
	let tabState;
	let streamCount = 4;
	let streams = 0;

	function gotStream(s)
	{
	debug('<br> getUserMedia() promise resolved ')
	shouldBe('tabState', "'foreground'");
	stream = s;
	shouldBe('stream.getAudioTracks().length', '1');
	if (++streams == streamCount)
	finishJSTest();
	}

	function fail(error)
	{
	testFailed(`getUserMedia() failed, error = ${error}`);
	finishJSTest();
	}

	function checkState()
	{
	debug('<br> timer fired ')
	shouldBe('tabState', "'background'");
	evalAndLog(`tabState = 'foreground'`);
	if (internals)
	internals.settings.setCanStartMedia(true);
	}

	function start()
	{
	description("Tests getUserMedia called from a background thread.");
	evalAndLog(`tabState = 'background'`);
	if (window.testRunner) {
	internals.settings.setCanStartMedia(false);
	testRunner.setUserMediaPermission(true);
	}
	for (var i = 0; i < streamCount; i++)
	shouldNotThrow('navigator.mediaDevices.getUserMedia({audio:true}).then(gotStream).catch(fail)');
	setTimeout(checkState, 200);
	}

	window.jsTestIsAsync = true;
	window.successfullyParsed = true;

	</script>
	<script src="../../resources/js-test-post.js"></script>
	</head>
	<body onload="start()">
	</body>
	</html>