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Bug 1645096 [wpt PR 24112] - Add test that inactivate/activate a transceiver and ensure corresponding track stays live, a=testonly
Automatic update from web-platform-tests Add test that inactivate/activate a transceiver and ensure corresponding track stays live (#24112) * Add test that inactivate/activate a transceiver and ensure corresponding track stays live -- wpt-commits: a7006c09e3a6d3b79e4e3aeac3f40af81e8e3f77 wpt-pr: 24112
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testing/web-platform/tests/webrtc/receiver-track-live.html
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testing/web-platform/tests/webrtc/receiver-track-live.html
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<title>Remote tracks should not get ended except for stop/close</title>
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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 src="RTCPeerConnection-helper.js"></script>
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</head>
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<body>
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<video id="video" controls autoplay playsinline></video>
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<script>
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let pc1, pc2;
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let localTrack, remoteTrack;
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promise_test(async (test) => {
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const localStream = await navigator.mediaDevices.getUserMedia({audio: true});
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localTrack = localStream.getAudioTracks()[0];
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pc1 = new RTCPeerConnection();
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pc1.addTrack(localTrack, localStream);
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pc2 = new RTCPeerConnection();
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let trackPromise = new Promise(resolve => {
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pc2.ontrack = e => resolve(e.track);
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});
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exchangeIceCandidates(pc1, pc2);
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await exchangeOfferAnswer(pc1, pc2);
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remoteTrack = await trackPromise;
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video.srcObject = new MediaStream([remoteTrack]);
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await video.play();
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}, "Setup audio call");
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promise_test(async (test) => {
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pc1.getTransceivers()[0].direction = "inactive";
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let offer = await pc1.createOffer();
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await pc1.setLocalDescription(offer);
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// Let's remove ssrc lines
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let sdpLines = offer.sdp.split("\r\n");
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offer.sdp = sdpLines.filter(line => line && !line.startsWith("a=ssrc")).join("\r\n") + "\r\n";
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await pc2.setRemoteDescription(offer);
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let answer = await pc2.createAnswer();
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await pc2.setLocalDescription(answer);
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await pc1.setRemoteDescription(answer);
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assert_equals(remoteTrack.readyState, "live");
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}, "Inactivate the audio transceiver");
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promise_test(async (test) => {
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pc1.getTransceivers()[0].direction = "sendonly";
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await exchangeOfferAnswer(pc1, pc2);
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assert_equals(remoteTrack.readyState, "live");
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}, "Reactivate the audio transceiver");
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promise_test(async (test) => {
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pc1.close();
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pc2.close();
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localTrack.stop();
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}, "Clean-up");
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</script>
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</body>
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</html>
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