<!doctype html>
<html>
<head>
<meta charset='utf-8'>
<title>Check SourceBuffer#abort() when the updating attribute is true</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
</head>
<body>
<div id="log"></div>
<script>
var contents = {'/media/white.webm': 'video/webm; codecs="vorbis,vp8"',
'/media/white.mp4' : 'video/mp4'};
function GET(url, processBody) {
var xhr = new XMLHttpRequest();
xhr.open('GET', url, true);
xhr.responseType = 'arraybuffer';
xhr.send();
xhr.onload = function(e) {
if (xhr.status != 200) {
alert("Unexpected status code " + xhr.status + " for " + url);
return false;
}
processBody(new Uint8Array(xhr.response));
};
}
//check the browser supports the MIME used in this test
function isTypeSupported(mime) {
if(!MediaSource.isTypeSupported(mime)) {
this.step(function() {
assert_unreached("Browser doesn't support the MIME used in this test: " + mime);
});
this.done();
return false;
}
return true;
}
function mediaTest(file, mime) {
async_test(function(t) {
if(!isTypeSupported.bind(t)(mime)) {
return;
}
GET(file, function(data) {
var mediaSource = new MediaSource();
var num_updateend = 0;
var events = [];
mediaSource.addEventListener('sourceopen', t.step_func(function(e) {
var sourceBuffer = mediaSource.addSourceBuffer(mime);
assert_equals(sourceBuffer.updating, false);
sourceBuffer.addEventListener('updatestart', t.step_func(function(e) {
events.push('updatestart');
//abort when sourceBuffer#updating is true
sourceBuffer.abort();
assert_equals(sourceBuffer.updating, false,
'Check updating value after calling abort.');
assert_equals(sourceBuffer.appendWindowStart, 0);
assert_equals(sourceBuffer.appendWindowEnd, Number.POSITIVE_INFINITY);
}));
sourceBuffer.addEventListener('update', t.step_func(function(e) {
assert_unreached("Can't touch this");
}));
sourceBuffer.addEventListener('updateend', function(e) {
events.push('updateend');
mediaSource.endOfStream();
});
sourceBuffer.addEventListener('abort', function(e) {
events.push('abort');
});
sourceBuffer.addEventListener('error', t.step_func(function(e) {
assert_unreached("Can't touch this");
}));
sourceBuffer.appendBuffer(data);
}));
mediaSource.addEventListener('sourceended', t.step_func_done(function(e) {
assert_array_equals(events,
['updatestart', 'abort', 'updateend'],
'Check the sequence of fired events.');
}));
var video = document.createElement('video');
video.src = window.URL.createObjectURL(mediaSource);
});
}, 'SourceBuffer#abort() (' + mime + ') : Check the algorithm when the updating attribute is true.');
}
for(var file in contents) {
mediaTest(file, contents[file]);
}
</script>
</body>
</html>