getStats-remote-candidate-ufrag.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /webrtc-stats/getStats-remote-candidate-ufrag.html - WPT Dashboard Interop Dashboard

<!doctype html>

<meta charset=utf-8>

<title>Exposure of remote candidate ufrag on stats</title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="../webrtc/RTCPeerConnection-helper.js"></script>

<script>

promise_test(async (test) => {

    const localPc = new RTCPeerConnection();

    test.add_cleanup(() => localPc.close());

    const remotePc = new RTCPeerConnection();

    test.add_cleanup(() => remotePc.close());

    const localDataChannel = localPc.createDataChannel('test');

    localPc.addEventListener('icecandidate', event => {

        remotePc.addIceCandidate(event.candidate);

});

    await localPc.setLocalDescription();

    await remotePc.setRemoteDescription(localPc.localDescription);

    const answer = await remotePc.createAnswer();

    await remotePc.setLocalDescription(answer);

    await waitForIceStateChange(remotePc, ['connected', 'completed']);

    const remoteCandidateStats = [...(await localPc.getStats()).values()].find(({type}) => type === 'remote-candidate');

    assert_equals(remoteCandidateStats.candidateType, 'prflx', 'candidateType should be `prflx`');

    assert_equals(remoteCandidateStats.usernameFragment, undefined, 'usernameFragment should be undefined');

    await localPc.setRemoteDescription(answer);

    await new Promise(r => test.step_timeout(r, 100));

    const remoteCandidateStats2 = [...(await localPc.getStats()).values()].find(({type}) => type === 'remote-candidate');

    // candidateType is still prflx since the candidate was not signaled.

    assert_equals(remoteCandidateStats.candidateType, 'prflx', 'candidateType should be `prflx`');

    assert_not_equals(remoteCandidateStats2.usernameFragment, undefined, 'usernameFragment should not be undefined after signaling');

}, 'Do not expose in stats remote ufrags that are not known via signaling');

</script>