test_streams_element_capture_playback.html (1284B)
1 <!DOCTYPE HTML> 2 <html> 3 <head> 4 <title>Test that capturing a stream doesn't stop the underlying element from firing events</title> 5 <script src="/tests/SimpleTest/SimpleTest.js"></script> 6 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> 7 <script type="text/javascript" src="manifest.js"></script> 8 </head> 9 <body> 10 <audio id="a"></audio> 11 <pre id="test"> 12 <script class="testbody" type="text/javascript"> 13 SimpleTest.waitForExplicitFinish(); 14 15 var a = document.getElementById('a'); 16 var validTimeUpdate = false; 17 18 function startTest() { 19 a.src = "big.wav"; 20 var context = new AudioContext(); 21 var node = context.createMediaElementSource(a); 22 node.connect(context.destination); 23 a.addEventListener("timeupdate", function() { 24 if (a.currentTime > 0.0 && a.currentTime < 5.0 && !validTimeUpdate) { 25 validTimeUpdate = true; 26 ok(true, "Received reasonable currentTime in a timeupdate"); 27 SimpleTest.finish(); 28 } 29 }); 30 a.addEventListener("ended", function() { 31 if (!validTimeUpdate) { 32 ok(false, "Received reasonable currentTime in a timeupdate"); 33 SimpleTest.finish(); 34 } 35 }); 36 a.play(); 37 } 38 39 if (a.canPlayType("audio/wave")) { 40 startTest(); 41 } else { 42 todo(false, "No playable audio"); 43 } 44 </script> 45 </pre> 46 </body> 47 </html>