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Test Info:
<!DOCTYPE HTML>
<html>
<head>
<script type="application/javascript" src="pc.js"></script>
<script type="application/javascript" src="stats.js"></script>
</head>
<body>
<pre id="test">
<script type="application/javascript">
createHTML({
bug: "1225722",
title: "WebRTC Stats composition and sanity for a one-way peer connection"
});
runNetworkTest(async function (options) {
// We don't know how to get QP value when using Android system codecs.
if (navigator.userAgent.includes("Android")) {
await pushPrefs(["media.navigator.mediadatadecoder_vpx_enabled", false],
["media.webrtc.hw.h264.enabled", false]);
}
// For accurate comparisons of `remoteTimestamp` (not using reduced precision)
// to `timestamp` (using reduced precision).
await pushPrefs(["privacy.resistFingerprinting.reduceTimerPrecision.jitter",
false]);
const test = new PeerConnectionTest(options);
test.chain.insertAfter("PC_LOCAL_WAIT_FOR_MEDIA_FLOW",
[PC_LOCAL_TEST_LOCAL_STATS]);
test.chain.insertAfter("PC_REMOTE_WAIT_FOR_MEDIA_FLOW",
[PC_REMOTE_TEST_REMOTE_STATS]);
const testOneWayStats = (stats, codecType) => {
const codecs = [];
stats.forEach(stat => {
if (stat.type == "codec") {
codecs.push(stat);
is(stat.codecType, codecType, "One-way codec has specific codecType");
}
});
is(codecs.length, 2, "One audio and one video codec");
if (codecs.length == 2) {
isnot(codecs[0].mimeType.slice(0, 5), codecs[1].mimeType.slice(0, 5),
"Different media type for audio vs video mime types");
}
};
test.chain.append([
async function PC_LOCAL_TEST_CODECTYPE_ENCODE(test) {
testOneWayStats(await test.pcLocal._pc.getStats(), "encode");
},
async function PC_REMOTE_TEST_CODECTYPE_DECODE(test) {
testOneWayStats(await test.pcRemote._pc.getStats(), "decode");
},
]);
test.setMediaConstraints([{audio: true}, {video: true}], []);
await test.run();
});
</script>
</pre>
</body>
</html>