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Bug 920595 - Mochitest for verifying state transitions in Media Recording API. r=roc

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This commit is contained in:
Jason Smith 2013-10-08 13:15:09 -07:00
parent f3dd66d2b5
commit 96e4e8902c
2 changed files with 178 additions and 7 deletions
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15
content/media/test/Makefile.in
View File

@ -116,20 +116,21 @@ MOCHITEST_FILES = \
test_volume.html \
test_video_to_canvas.html \
test_audiowrite.html \
test_mediarecorder_creation.html \
test_mediarecorder_avoid_recursion.html \
test_mediarecorder_record_timeslice.html \
test_mediarecorder_creation.html \
test_mediarecorder_record_audiocontext.html \
test_mediarecorder_record_stopms.html \
test_mediarecorder_record_immediate_stop.html \
test_mediarecorder_record_no_timeslice.html \
test_mediarecorder_record_nosrc.html \
test_mediarecorder_record_session.html \
test_mediarecorder_record_stopms.html \
test_mediarecorder_record_timeslice.html \
test_mediarecorder_reload_crash.html \
test_mediarecorder_state_transition.html \
test_mozHasAudio.html \
test_source_media.html \
test_autoplay_contentEditable.html \
test_decoder_disable.html \
test_mediarecorder_record_no_timeslice.html \
test_mediarecorder_reload_crash.html \
test_mediarecorder_record_immediate_stop.html \
test_mediarecorder_record_session.html \
test_playback.html \
test_seekLies.html \
test_media_sniffer.html \

170
content/media/test/test_mediarecorder_state_transition.html Normal file
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@ -0,0 +1,170 @@
<!DOCTYPE HTML>
<html>
<head>
<title>Test MediaRecorder State Transition</title>
<script type="text/javascript" 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;
// List of operation tests for media recorder objects to verify if running
// these operations should result in an exception or not
var operationTests = [
{
operations: ['stop'],
isValid: false
},
{
operations: ['requestData'],
isValid: false
},
{
operations: ['pause'],
isValid: false
},
{
operations: ['resume'],
isValid: false
},
{
operations: ['start'],
isValid: true
},
{
operations: ['start'],
isValid: true,
timeSlice: 200
},
{
operations: ['start', 'pause'],
isValid: true
},
{
operations: ['start', 'pause'],
isValid: true,
timeSlice: 200
},
{
operations: ['start', 'start'],
isValid: false
},
{
operations: ['start', 'resume'],
isValid: false
},
{
operations: ['start', 'stop'],
isValid: true
},
{
operations: ['start', 'stop'],
isValid: true,
timeSlice: 200
},
{
operations: ['start', 'requestData'],
isValid: true
},
{
operations: ['start', 'requestData'],
isValid: true,
timeSlice: 200
},
{
operations: ['start', 'pause', 'stop'],
isValid: true
},
{
operations: ['start', 'pause', 'start'],
isValid: false
},
{
operations: ['start', 'pause', 'pause'],
isValid: false
},
{
operations: ['start', 'pause', 'requestData'],
isValid: false
},
{
operations: ['start', 'pause', 'resume'],
isValid: true
},
{
operations: ['start', 'pause', 'resume'],
isValid: true,
timeSlice: 200
}
];
/**
* Runs through each available state transition test by running all
* available operations on a media recorder object. Then, we report
* back if the test was expected through an exception or not.
*
* @param {MediaStream} testStream the media stream used for media recorder
* operation tests
*/
function runStateTransitionTests(testStream) {
for (operationTest of operationTests) {
var mediaRecorder = new MediaRecorder(testStream);
var operationsString = operationTest.operations.toString();
try {
for (operation of operationTest.operations) {
if (operationTest.timeSlice && operation === 'start') {
operationsString += ' with timeslice ' + operationTest.timeSlice;
mediaRecorder[operation](operationTest.timeSlice);
} else {
mediaRecorder[operation]();
}
}
if (operationTest.isValid) {
ok(true, 'Successful transitions for ' + operationsString);
} else {
ok(false, 'Failed transitions for ' + operationsString);
}
} catch (err) {
if (!operationTest.isValid && err.name === 'InvalidStateError') {
ok(true, 'InvalidStateError fired for ' + operationsString);
} else {
ok(false, 'No InvalidStateError for ' + operationsString);
}
}
}
}
/**
* Starts a test on every media recorder file included to check that various
* state transition flows that can happen in the media recorder object throw
* exceptions when they are expected to and vice versa.
*/
function startTest(test, token) {
var element = document.createElement('audio');
var expectedMimeType = test.type.substring(0, test.type.indexOf(';'));
element.token = token;
manager.started(token);
element.src = test.name;
element.test = test;
element.stream = element.mozCaptureStream();
element.oncanplaythrough = function () {
runStateTransitionTests(element.stream);
manager.finished(token);
};
element.play();
}
manager.runTests(gMediaRecorderTests, startTest);
</script>
</pre>
</body>
</html>