130 lines
4.3 KiB
HTML
130 lines
4.3 KiB
HTML
<!doctype html>
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<!--
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This test uses data only, and thus does not require fake media devices.
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-->
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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<title>RTCPeerConnection GetStats</title>
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</head>
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<body>
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<div id="log"></div>
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<h2>Retrieved stats info</h2>
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<pre>
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<input type="button" onclick="showStats()" value="Show stats"></input>
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<div id="stats">
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</div>
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</pre>
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<!-- These files are in place when executing on W3C. -->
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script type="text/javascript">
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var test = async_test('Can get stats from a basic WebRTC call.');
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var statsToShow;
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var gFirstConnection = null;
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var gSecondConnection = null;
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var onIceCandidateToFirst = test.step_func(function(event) {
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gSecondConnection.addIceCandidate(event.candidate);
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});
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var onIceCandidateToSecond = test.step_func(function(event) {
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gFirstConnection.addIceCandidate(event.candidate);
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});
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var getStatsRecordByType = function(stats, type) {
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for (let stat of stats.values()) {
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if (stat.type == type) {
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return stat;
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}
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}
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return null;
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}
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var onIceConnectionStateChange = test.step_func(function(event) {
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// Wait until connection is established.
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// Note - not all browsers reach 'completed' state, so we're
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// checking for 'connected' state instead.
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if (gFirstConnection.iceConnectionState != 'connected') {
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return;
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}
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gFirstConnection.getStats()
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.then(function(report) {
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let reportDictionary = {};
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for (let stats of report.values()) {
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reportDictionary[stats.id] = stats;
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}
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statsToShow = JSON.stringify(reportDictionary, null, 2);
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// Check the stats properties.
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assert_not_equals(report, null, 'No report');
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let sessionStat = getStatsRecordByType(report, 'peer-connection');
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assert_not_equals(sessionStat, null, 'Did not find peer-connection stats');
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assert_own_property(sessionStat, 'dataChannelsOpened', 'no dataChannelsOpened stat');
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// Once every 4000 or so tests, the datachannel won't be opened when the getStats
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// function is done, so allow both 0 and 1 datachannels.
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assert_true(sessionStat.dataChannelsOpened == 1 || sessionStat.dataChannelsOpened == 0,
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'dataChannelsOpened count wrong');
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test.done();
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})
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.catch(test.step_func(function(e) {
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assert_unreached(e.name + ': ' + e.message + ': ');
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}));
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});
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// This function starts the test.
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test.step(function() {
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gFirstConnection = new RTCPeerConnection(null);
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test.add_cleanup(() => gFirstConnection.close());
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gFirstConnection.onicecandidate = onIceCandidateToFirst;
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gFirstConnection.oniceconnectionstatechange = onIceConnectionStateChange;
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gSecondConnection = new RTCPeerConnection(null);
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test.add_cleanup(() => gSecondConnection.close());
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gSecondConnection.onicecandidate = onIceCandidateToSecond;
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// The createDataChannel is necessary and sufficient to make
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// sure the ICE connection be attempted.
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gFirstConnection.createDataChannel('channel');
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var atStep = 'Create offer';
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gFirstConnection.createOffer()
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.then(function(offer) {
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atStep = 'Set local description at first';
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return gFirstConnection.setLocalDescription(offer);
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})
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.then(function() {
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atStep = 'Set remote description at second';
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return gSecondConnection.setRemoteDescription(
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gFirstConnection.localDescription);
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})
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.then(function() {
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atStep = 'Create answer';
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return gSecondConnection.createAnswer();
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})
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.then(function(answer) {
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atStep = 'Set local description at second';
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return gSecondConnection.setLocalDescription(answer);
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})
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.then(function() {
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atStep = 'Set remote description at first';
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return gFirstConnection.setRemoteDescription(
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gSecondConnection.localDescription);
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})
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.catch(test.step_func(function(e) {
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assert_unreached('Error ' + e.name + ': ' + e.message +
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' happened at step ' + atStep);
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}));
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});
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function showStats() {
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// Show the retrieved stats info
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var showStats = document.getElementById('stats');
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showStats.innerHTML = statsToShow;
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}
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</script>
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</body>
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</html>
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