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<!DOCTYPE HTML>
<html>
<head>
<title>Test MediaRecorder fires an event after changing state</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
<script type="text/javascript" src="manifest.js"></script>
</head>
<body>
<pre id="test">
<script class="testbody" type="text/javascript">
var manager = new MediaTestManager;
/**
* The flow of test is start()=>pause()=>resume()=>stop(). In each steps,
* this test verifies whether each MediaRecorder methods properly change
* its state before firing an event. Checking the state is done in the
* corresponding event handlers.
*/
function startTest(test, token) {
var element = document.createElement('audio');
element.token = token;
manager.started(token);
element.src = test.name;
element.test = test;
element.stream = element.mozCaptureStream();
var mediaRecorder = new MediaRecorder(element.stream);
mediaRecorder.onwarning = function() {
ok(false, 'onwarning unexpectedly fired');
};
mediaRecorder.onerror = function() {
ok(false, 'onerror unexpectedly fired');
};
mediaRecorder.onstart = function() {
info('onstart fired successfully');
is(mediaRecorder.state, 'recording',
'Media Recorder changes state to recording before firing a start event');
mediaRecorder.pause();
};
mediaRecorder.onpause = function() {
info('onpause fired successfully');
is(mediaRecorder.state, 'paused',
'Media Recorder changes state to paused before firing a pause event');
mediaRecorder.resume();
};
mediaRecorder.onresume = function() {
info('onresume fired successfully');
is(mediaRecorder.state, 'recording',
'Media Recorder changes state to recording before firing a resume event');
mediaRecorder.stop();
};
mediaRecorder.onstop = function() {
info('onstop fired successfully');
is(mediaRecorder.state, 'inactive',
'Media Recorder changes state to inactive before firing a stop event');
SimpleTest.finish();
};
// Call start() once metadata are parsed.
element.onloadedmetadata = function() {
element.play();
mediaRecorder.start();
is(mediaRecorder.state, 'recording', 'Media recorder should be recording');
is(mediaRecorder.stream, element.stream,
'Media recorder stream = element stream at the start of recording');
};
}
manager.runTests(gMediaRecorderTests, startTest);
</script>
</pre>
</body>
</html>
|
