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123 lines
4.0 KiB
HTML
123 lines
4.0 KiB
HTML
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<!DOCTYPE HTML>
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<html>
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<head>
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<title>Test MediaRecorder Immediate Stop</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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<script type="text/javascript" src="manifest.js"></script>
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</head>
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<body>
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<pre id="test">
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<script class="testbody" type="text/javascript">
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var manager = new MediaTestManager;
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/**
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* Stops the media recorder immediately after starting the recorder. This test
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* verifies whether the media recorder can handle this scenario nicely. The
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* return blob size should be greater than zero, but its duration would be zero
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* length when play.
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*/
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function startTest(test, token) {
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var element = document.createElement('audio');
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var expectedMimeType = test.type.substring(0, test.type.indexOf(';'));
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element.token = token;
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manager.started(token);
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element.src = test.name;
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element.test = test;
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element.stream = element.mozCaptureStreamUntilEnded();
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var mediaRecorder = new MediaRecorder(element.stream);
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var onStopFired = false;
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var onDataAvailableFired = false;
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mediaRecorder.onerror = function () {
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ok(false, 'Unexpected onerror callback fired');
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};
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mediaRecorder.onwarning = function () {
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ok(false, 'Unexpected onwarning callback fired');
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};
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// This handler verifies that only a single onstop event handler is fired.
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mediaRecorder.onstop = function () {
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if (onStopFired) {
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ok(false, 'onstop unexpectedly fired more than once');
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} else {
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onStopFired = true;
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// ondataavailable should always fire before onstop
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if (onDataAvailableFired) {
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manager.finished(token);
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} else {
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ok(false, 'onstop fired without an ondataavailable event first');
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}
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}
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};
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// This handler verifies that only a single ondataavailable event handler
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// is fired with the blob generated having greater than zero size
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// and a correct mime type.
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mediaRecorder.ondataavailable = function (evt) {
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if (onDataAvailableFired) {
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ok(false, 'ondataavailable unexpectedly fired more than once');
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} else {
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onDataAvailableFired = true;
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ok(evt instanceof BlobEvent,
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'Events fired from ondataavailable should be BlobEvent');
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is(evt.type, 'dataavailable',
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'Event type should dataavailable');
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// The initialization of encoder can be cancelled.
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// On some platforms, the stop method may run after media stream track
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// available, so the blob can contain the header data.
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if (evt.data.size > 0) {
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is(evt.data.type, expectedMimeType,
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'Blob data received and should have mime type');
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is(mediaRecorder.mimeType, expectedMimeType,
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'Media Recorder mime type in ondataavailable = ' + expectedMimeType);
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} else if (evt.data.size === 0) {
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is(mediaRecorder.mimeType, '',
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'Blob data mime type is empty');
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is(mediaRecorder.mimeType, '',
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'Media Recorder mime type in ondataavailable is empty');
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} else {
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ok(false, 'Blob size can not be negative');
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}
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// onstop should not have fired before ondataavailable
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if (onStopFired) {
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ok(false, 'ondataavailable unexpectedly fired later than onstop');
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manager.finished(token);
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}
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}
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};
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// This handler completes a start and stop of recording and verifies
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// respective media recorder state.
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element.onloadedmetadata = function () {
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element.onloadedmetadata = null;
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element.play();
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mediaRecorder.start();
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is(mediaRecorder.state, 'recording', 'Media recorder should be recording');
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is(mediaRecorder.stream, element.stream,
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'Media recorder stream = element stream at the start of recording');
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mediaRecorder.stop();
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is(mediaRecorder.state, 'inactive',
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'Media recorder is inactive after being stopped');
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is(mediaRecorder.stream, element.stream,
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'Media recorder stream = element stream post recording');
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};
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element.preload = "metadata";
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}
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manager.runTests(gMediaRecorderTests, startTest);
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</script>
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</pre>
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</body>
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</html>
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