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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
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Add m-esr52 at 52.6.0
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+<!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 () {
+ element.oncanplaythrough = null;
+ runStateTransitionTests(element.stream);
+ manager.finished(token);
+ };
+
+ element.play();
+}
+
+manager.runTests(gMediaRecorderTests, startTest);
+</script>
+</pre>
+</body>
+</html>