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| 1 <!DOCTYPE html> |
| 2 <html> |
| 3 <head> |
| 4 <script src="/w3c/resources/testharness.js"></script> |
| 5 <script src="/w3c/resources/testharnessreport.js"></script> |
| 6 <script src="mediasource-util.js"></script> |
| 7 <link rel='stylesheet' href='/w3c/resources/testharness.css'> |
| 8 </head> |
| 9 <body> |
| 10 <div id="log"></div> |
| 11 <script> |
| 12 // Fill up a given SourceBuffer by appending data repeatedly via doApp
endDataFunc until |
| 13 // an exception is thrown. The thrown exception is passed to onCaughtE
xceptionCallback. |
| 14 function fillUpSourceBuffer(test, sourceBuffer, doAppendDataFunc, onCa
ughtExceptionCallback) { |
| 15 // We are appending data repeatedly in sequence mode, there should
be no gaps. |
| 16 assert_false(sourceBuffer.buffered.length > 1, "unexpected gap in
buffered ranges."); |
| 17 try { |
| 18 doAppendDataFunc(); |
| 19 } catch(ex) { |
| 20 onCaughtExceptionCallback(ex); |
| 21 } |
| 22 test.expectEvent(sourceBuffer, 'updateend', 'append ended.'); |
| 23 test.waitForExpectedEvents(function() { fillUpSourceBuffer(test, s
ourceBuffer, doAppendDataFunc, onCaughtExceptionCallback); }); |
| 24 } |
| 25 |
| 26 mediasource_test(function(test, mediaElement, mediaSource) |
| 27 { |
| 28 MediaSourceUtil.fetchManifestAndData(test, 'webm/test-a-192k-44100
Hz-1ch-manifest.json', function(type, mediaData) |
| 29 { |
| 30 var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil
.AUDIO_ONLY_TYPE); |
| 31 sourceBuffer.mode = 'sequence'; |
| 32 |
| 33 fillUpSourceBuffer(test, sourceBuffer, |
| 34 function () { // doAppendDataFunc |
| 35 sourceBuffer.appendBuffer(mediaData); |
| 36 }, |
| 37 function (ex) { // onCaughtExceptionCallback |
| 38 assert_equals(ex.name, 'QuotaExceededError'); |
| 39 test.done(); |
| 40 }); |
| 41 }); |
| 42 }, 'Appending data repeatedly should fill up the buffer and throw a Qu
otaExceededError when buffer is full.', {timeout: 25000}); |
| 43 |
| 44 function createMediaXHR(test, onFinished) { |
| 45 var mediaURL = "/media/resources/media-source/webm/test-a-192k-441
00Hz-1ch.webm"; |
| 46 var xhr = new XMLHttpRequest(); |
| 47 xhr.open('GET', mediaURL, true); |
| 48 xhr.responseType = 'legacystream'; |
| 49 test.failOnEvent(xhr, 'error'); |
| 50 xhr.onreadystatechange = function() { |
| 51 if (xhr.readyState == 4 && xhr.status == 200) { |
| 52 onFinished(); |
| 53 } |
| 54 }; |
| 55 return xhr; |
| 56 } |
| 57 |
| 58 mediasource_test(function(test, mediaElement, mediaSource) |
| 59 { |
| 60 var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil.AUD
IO_ONLY_TYPE); |
| 61 sourceBuffer.mode = 'sequence'; |
| 62 |
| 63 function onUpdateEnd() { |
| 64 var xhr = createMediaXHR(test, function() |
| 65 { |
| 66 // We are appending data repeatedly in sequence mode, ther
e should be no gaps. |
| 67 assert_false(sourceBuffer.buffered.length > 1, "unexpected
gap in buffered ranges."); |
| 68 try { |
| 69 sourceBuffer.appendStream(xhr.response); |
| 70 } catch(ex) { |
| 71 assert_equals(ex.name, 'QuotaExceededError'); |
| 72 test.done(); |
| 73 } |
| 74 test.expectEvent(sourceBuffer, "updateend", "Append ended.
"); |
| 75 test.waitForExpectedEvents(onUpdateEnd); |
| 76 }); |
| 77 xhr.send(); |
| 78 } |
| 79 // Start appending data |
| 80 onUpdateEnd(); |
| 81 }, 'Calling appendStream repeatedly should fill up the buffer and thro
w a QuotaExceededError when buffer is full.', {timeout: 45000}); |
| 82 </script> |
| 83 </body> |
| 84 </html> |
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