<!DOCTYPE HTML> <html> <head> <title>MSE: check that duration change behaves properly</title> <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <script type="text/javascript" src="mediasource.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(); runWithMSE(function (ms, v) { ms.addEventListener("sourceopen", function () { var sb = ms.addSourceBuffer("video/webm"); fetchWithXHR("seek.webm", function (arrayBuffer) { sb.appendBuffer(new Uint8Array(arrayBuffer, 0, 318)); once(v, "loadedmetadata") .then(function() { is(v.duration, ms.duration, "video duration is mediasource one"); try { ms.duration = 0; } catch (e) { ok(false, "must not throw as operation is valid"); } is(v.duration, 0, "reducing duration with no data buffered is valid"); sb.appendBuffer(new Uint8Array(arrayBuffer, 318)); // Adding more data will fire durationchange. once(sb, "updateend") .then(function() { ok(true, "got updateend"); // XXX: Duration should be exactly 4.0, see bug 1065207. ok(Math.abs(v.duration - 4) <= 0.002, "Video has correct duration"); var error = false; try { ms.duration = 0; } catch (e) { ok(true, "must use remove for range removal"); is(e.name, "InvalidStateError", "Error is InvalidStateError"); error = true; } ok(error, "got an error"); ok(Math.abs(v.duration - 4) <= 0.002, "Video has correct duration"); try { ms.duration = 10; } catch (e) { ok(false, "must not throw as setting duration past data is valid"); } is(v.duration, 10, "extending duration is always valid"); // The last sample has a start time of 3.967000s and a end time of 4.001 (see bug 1065207). try { ms.duration = 3.967000; } catch (e) { ok(false, "setting duration with >= highest frame presentation time is valid"); } is(v.duration, sb.buffered.end(0), "duration is the highest end time reported by the buffered attribute "); try { ms.duration = 3.97; } catch (e) { ok(false, "setting duration with >= highest frame presentation time is valid"); } is(v.duration, sb.buffered.end(0), "duration is the highest end time reported by the buffered attribute "); error = false; try { ms.duration = 3.96; } catch (e) { ok(true, "setting duration with < highest frame presentation time is not valid"); is(e.name, "InvalidStateError", "Error is InvalidStateError"); error = true; } ok(error, "got an error"); is(v.duration, sb.buffered.end(0), "duration is the highest end time reported by the buffered attribute "); error = false; try { ms.duration = -1; } catch (e) { ok(true, "can't set a negative duration"); is(e.name, "TypeError", "Error is TypeError"); error = true; } ok(error, "got an error"); sb.remove(sb.buffered.end(0), Infinity); is(sb.updating, true, "updating is true") error = false; try { ms.duration = Infinity; } catch (e) { ok(true, "setting the duration while updating is not allowed"); is(e.name, "InvalidStateError", "Error is InvalidStateError"); error = true; } ok(error, "got an error"); error = false; try { sb.abort(); } catch (e) { ok(true, "Can't use abort while range removal is in progress"); is(e.name, "InvalidStateError", "Error is InvalidStateError"); error = true; } ok(error, "got an error"); is(v.duration, sb.buffered.end(0), "duration is the highest end time reported by the buffered attribute "); once(sb, "updateend", () => ms.endOfStream()); }); }); }); }); ms.addEventListener("sourceended", function () { SimpleTest.finish(); }); }); </script> </pre> </body> </html>