RTCRtpReceiver.https.html

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This WPT test may be referenced by the following Test IDs:
- /webrtc/RTCRtpReceiver.https.html - WPT Dashboard Interop Dashboard

<!doctype html>

<meta charset=utf-8>

<title>RTCRtpReceiver</title>

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

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

<script>

  'use strict';

  promise_test(async t => {

    const pc1 = new RTCPeerConnection();

    t.add_cleanup(() => pc1.close());

    const transceiver = pc1.addTransceiver('audio', { direction: 'recvonly' });

    assert_equals(transceiver.receiver.transport, null);

  }, 'RTCRtpReceiver should have a null transport initially');

  promise_test(async t => {

    const pc1 = new RTCPeerConnection();

    t.add_cleanup(() => pc1.close());

    const transceiver = pc1.addTransceiver('audio', { direction: 'recvonly' });

    await pc1.setLocalDescription();

    assert_true(transceiver.receiver.transport instanceof RTCDtlsTransport);

  }, 'RTCRtpReceiver should have a transport after sLD(offer)');

  promise_test(async t => {

    const pc1 = new RTCPeerConnection();

    t.add_cleanup(() => pc1.close());

    const transceiver = pc1.addTransceiver('audio', { direction: 'recvonly' });

    await pc1.setLocalDescription();

    await pc1.setLocalDescription({type: 'rollback', sdp: ''});

    assert_equals(transceiver.receiver.transport, null);

  }, 'RTCRtpReceiver should have a null transport after rollback of sLD(offer)');

  promise_test(async t => {

    const pc1 = new RTCPeerConnection();

    t.add_cleanup(() => pc1.close());

    const pc2 = new RTCPeerConnection();

    t.add_cleanup(() => pc2.close());

    const receiver = pc1.addTransceiver('audio', { direction: 'recvonly' });

    await pc2.setRemoteDescription(await pc1.createOffer());

    const transceiver = pc2.getTransceivers()[0];

    assert_equals(transceiver.receiver.transport, null);

  }, 'RTCRtpReceiver should have a null transport after sRD(offer)');

  promise_test(async t => {

    const pc1 = new RTCPeerConnection();

    t.add_cleanup(() => pc1.close());

    const transceiver = pc1.addTransceiver('audio', { direction: 'recvonly' });

    await pc1.setLocalDescription();

    assert_true(transceiver.sender.transport instanceof RTCDtlsTransport);

    assert_true(transceiver.receiver.transport instanceof RTCDtlsTransport);

    assert_equals(transceiver.receiver.transport, transceiver.sender.transport);

  }, 'RTCRtpReceiver should have the same transport object as its corresponding RTCRtpSender');

  promise_test(async t => {

    const pc1 = new RTCPeerConnection({bundlePolicy: 'max-bundle'});

    t.add_cleanup(() => pc1.close());

    const audioTransceiver = pc1.addTransceiver('audio', { direction: 'recvonly' });

    const videoTransceiver = pc1.addTransceiver('video', { direction: 'recvonly' });

    await pc1.setLocalDescription();

    assert_equals(videoTransceiver.receiver.transport, audioTransceiver.receiver.transport);

  }, 'RTCRtpReceivers that share a bundle transport should have the same transport object');

  promise_test(async t => {

    const pc1 = new RTCPeerConnection({bundlePolicy: 'max-compat'});

    t.add_cleanup(() => pc1.close());

    const pc2 = new RTCPeerConnection();

    t.add_cleanup(() => pc2.close());

    const audioTransceiver = pc1.addTransceiver('audio', { direction: 'recvonly' });

    const videoTransceiver = pc1.addTransceiver('video', { direction: 'recvonly' });

    await pc1.setLocalDescription();

    assert_not_equals(videoTransceiver.receiver.transport, audioTransceiver.receiver.transport);

    await pc2.setRemoteDescription(pc1.localDescription);

    await pc1.setRemoteDescription(await pc2.createAnswer());

    // pc2 will accept the bundle, so these should be the same now

    assert_equals(videoTransceiver.receiver.transport, audioTransceiver.receiver.transport);

  }, 'RTCRtpReceivers that do not necessarily share a bundle transport should not have the same transport object');

  promise_test(async t => {

    const pc1 = new RTCPeerConnection();

    t.add_cleanup(() => pc1.close());

    const pc2 = new RTCPeerConnection();

    t.add_cleanup(() => pc2.close());

    const transceiver = pc1.addTransceiver('audio', { direction: 'recvonly' });

    await pc1.setLocalDescription();

    const transportBefore = transceiver.receiver.transport;

    await pc2.setRemoteDescription(pc1.localDescription);

    await pc1.setRemoteDescription(await pc2.createAnswer());

    await pc1.setLocalDescription(await pc1.createOffer({iceRestart: true}));

    const transportAfter = transceiver.receiver.transport;

    assert_equals(transportAfter, transportBefore);

  }, 'RTCRtpReceiver should have the same transport object after an ICE restart');

</script>