test_DurationUpdated.html (1659B)
1 <!DOCTYPE HTML> 2 <html> 3 <head> 4 <title>MSE: append data and check that mediasource duration got updated</title> 5 <script src="/tests/SimpleTest/SimpleTest.js"></script> 6 <script type="text/javascript" src="mediasource.js"></script> 7 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> 8 </head> 9 <body> 10 <pre id="test"> 11 <script class="testbody" type="text/javascript"> 12 13 SimpleTest.waitForExplicitFinish(); 14 15 runWithMSE(async (ms, v) => { 16 await once(ms, "sourceopen"); 17 const sb = ms.addSourceBuffer("video/webm"); 18 19 let durationChangeCount = 0; 20 v.addEventListener("durationchange", () => durationChangeCount++); 21 22 const arrayBuffer = await fetchWithXHR("seek.webm"); 23 sb.appendBuffer(new Uint8Array(arrayBuffer, 0, 318)); 24 25 // Adding the first init segment will fire a durationchange. 26 await Promise.all([once(sb, "updateend"), once(v, "loadedmetadata")]); 27 ok(true, "got loadedmetadata"); 28 // Set mediasource duration to 0, so future appendBuffer 29 // will update the mediasource duration. 30 // Changing the duration will fire a durationchange. 31 ms.duration = 0; 32 sb.appendBuffer(new Uint8Array(arrayBuffer, 318)); 33 // Adding more data will fire durationchange. 34 await once(sb, "updateend"); 35 ok(true, "got updateend"); 36 // this will not fire durationchange as new duration == old duration 37 ms.endOfStream(); 38 await once(ms, "sourceended"); 39 is(durationChangeCount, 3, "durationchange not fired as many times as expected"); 40 // XXX: Duration should be exactly 4.0, see bug 1065207. 41 ok(Math.abs(v.duration - 4) <= 0.002, "Video has correct duration"); 42 SimpleTest.finish(); 43 }); 44 45 </script> 46 </pre> 47 </body> 48 </html>