mirror of
https://github.com/pion/webrtc.git
synced 2025-10-05 23:26:58 +08:00
9715626a0c
This change caused a ~24% performance decrease
Relates to pion/webrtc#1564
This reverts commit 47a7a64898.
928 lines
26 KiB
Go
928 lines
26 KiB
Go
// +build !js
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package webrtc
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import (
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"context"
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"io"
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"strconv"
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"strings"
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"sync"
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"sync/atomic"
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"testing"
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"time"
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"github.com/pion/transport/test"
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"github.com/pion/webrtc/v3/internal/util"
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"github.com/pion/webrtc/v3/pkg/media"
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"github.com/pion/webrtc/v3/pkg/rtcerr"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func sendVideoUntilDone(done <-chan struct{}, t *testing.T, tracks []*TrackLocalStaticSample) {
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for {
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select {
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case <-time.After(20 * time.Millisecond):
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for _, track := range tracks {
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assert.NoError(t, track.WriteSample(media.Sample{Data: []byte{0x00}, Duration: time.Second}))
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}
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case <-done:
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return
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}
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}
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}
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func sdpMidHasSsrc(offer SessionDescription, mid string, ssrc SSRC) bool {
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for _, media := range offer.parsed.MediaDescriptions {
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cmid, ok := media.Attribute("mid")
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if !ok {
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continue
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}
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if cmid != mid {
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continue
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}
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cssrc, ok := media.Attribute("ssrc")
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if !ok {
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continue
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}
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parts := strings.Split(cssrc, " ")
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ssrcInt64, err := strconv.ParseUint(parts[0], 10, 32)
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if err != nil {
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continue
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}
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if uint32(ssrcInt64) == uint32(ssrc) {
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return true
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}
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}
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return false
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}
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/*
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* Assert the following behaviors
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* - We are able to call AddTrack after signaling
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* - OnTrack is NOT called on the other side until after SetRemoteDescription
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* - We are able to re-negotiate and AddTrack is properly called
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*/
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func TestPeerConnection_Renegotiation_AddTrack(t *testing.T) {
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lim := test.TimeOut(time.Second * 30)
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defer lim.Stop()
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report := test.CheckRoutines(t)
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defer report()
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pcOffer, pcAnswer, err := newPair()
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if err != nil {
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t.Fatal(err)
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}
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haveRenegotiated := &atomicBool{}
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onTrackFired, onTrackFiredFunc := context.WithCancel(context.Background())
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pcAnswer.OnTrack(func(track *TrackRemote, r *RTPReceiver) {
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if !haveRenegotiated.get() {
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t.Fatal("OnTrack was called before renegotiation")
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}
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onTrackFiredFunc()
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})
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assert.NoError(t, signalPair(pcOffer, pcAnswer))
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_, err = pcAnswer.AddTransceiverFromKind(RTPCodecTypeVideo, RtpTransceiverInit{Direction: RTPTransceiverDirectionRecvonly})
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assert.NoError(t, err)
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vp8Track, err := NewTrackLocalStaticSample(RTPCodecCapability{MimeType: "video/vp8"}, "foo", "bar")
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assert.NoError(t, err)
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sender, err := pcOffer.AddTrack(vp8Track)
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assert.NoError(t, err)
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// Send 10 packets, OnTrack MUST not be fired
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for i := 0; i <= 10; i++ {
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assert.NoError(t, vp8Track.WriteSample(media.Sample{Data: []byte{0x00}, Duration: time.Second}))
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time.Sleep(20 * time.Millisecond)
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}
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haveRenegotiated.set(true)
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assert.False(t, sender.isNegotiated())
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offer, err := pcOffer.CreateOffer(nil)
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assert.True(t, sender.isNegotiated())
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assert.NoError(t, err)
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assert.NoError(t, pcOffer.SetLocalDescription(offer))
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assert.NoError(t, pcAnswer.SetRemoteDescription(offer))
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answer, err := pcAnswer.CreateAnswer(nil)
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assert.NoError(t, err)
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assert.NoError(t, pcAnswer.SetLocalDescription(answer))
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pcOffer.ops.Done()
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assert.Equal(t, 0, len(vp8Track.rtpTrack.bindings))
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assert.NoError(t, pcOffer.SetRemoteDescription(answer))
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pcOffer.ops.Done()
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assert.Equal(t, 1, len(vp8Track.rtpTrack.bindings))
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sendVideoUntilDone(onTrackFired.Done(), t, []*TrackLocalStaticSample{vp8Track})
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assert.NoError(t, pcOffer.Close())
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assert.NoError(t, pcAnswer.Close())
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}
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// Assert that adding tracks across multiple renegotiations performs as expected
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func TestPeerConnection_Renegotiation_AddTrack_Multiple(t *testing.T) {
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addTrackWithLabel := func(trackID string, pcOffer, pcAnswer *PeerConnection) *TrackLocalStaticSample {
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_, err := pcAnswer.AddTransceiverFromKind(RTPCodecTypeVideo, RtpTransceiverInit{Direction: RTPTransceiverDirectionRecvonly})
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assert.NoError(t, err)
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track, err := NewTrackLocalStaticSample(RTPCodecCapability{MimeType: "video/vp8"}, trackID, trackID)
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assert.NoError(t, err)
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_, err = pcOffer.AddTrack(track)
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assert.NoError(t, err)
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return track
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}
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trackIDs := []string{util.MathRandAlpha(16), util.MathRandAlpha(16), util.MathRandAlpha(16)}
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outboundTracks := []*TrackLocalStaticSample{}
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onTrackCount := map[string]int{}
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onTrackChan := make(chan struct{}, 1)
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lim := test.TimeOut(time.Second * 30)
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defer lim.Stop()
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report := test.CheckRoutines(t)
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defer report()
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pcOffer, pcAnswer, err := newPair()
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if err != nil {
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t.Fatal(err)
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}
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pcAnswer.OnTrack(func(track *TrackRemote, r *RTPReceiver) {
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onTrackCount[track.ID()]++
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onTrackChan <- struct{}{}
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})
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assert.NoError(t, signalPair(pcOffer, pcAnswer))
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for i := range trackIDs {
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outboundTracks = append(outboundTracks, addTrackWithLabel(trackIDs[i], pcOffer, pcAnswer))
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assert.NoError(t, signalPair(pcOffer, pcAnswer))
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sendVideoUntilDone(onTrackChan, t, outboundTracks)
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}
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assert.NoError(t, pcOffer.Close())
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assert.NoError(t, pcAnswer.Close())
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assert.Equal(t, onTrackCount[trackIDs[0]], 1)
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assert.Equal(t, onTrackCount[trackIDs[1]], 1)
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assert.Equal(t, onTrackCount[trackIDs[2]], 1)
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}
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// Assert that renegotiation triggers OnTrack() with correct ID and label from
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// remote side, even when a transceiver was added before the actual track data
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// was received. This happens when we add a transceiver on the server, create
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// an offer on the server and the browser's answer contains the same SSRC, but
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// a track hasn't been added on the browser side yet. The browser can add a
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// track later and renegotiate, and track ID and label will be set by the time
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// first packets are received.
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func TestPeerConnection_Renegotiation_AddTrack_Rename(t *testing.T) {
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lim := test.TimeOut(time.Second * 30)
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defer lim.Stop()
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report := test.CheckRoutines(t)
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defer report()
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pcOffer, pcAnswer, err := newPair()
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if err != nil {
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t.Fatal(err)
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}
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haveRenegotiated := &atomicBool{}
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onTrackFired, onTrackFiredFunc := context.WithCancel(context.Background())
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var atomicRemoteTrack atomic.Value
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pcOffer.OnTrack(func(track *TrackRemote, r *RTPReceiver) {
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if !haveRenegotiated.get() {
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t.Fatal("OnTrack was called before renegotiation")
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}
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onTrackFiredFunc()
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atomicRemoteTrack.Store(track)
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})
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_, err = pcOffer.AddTransceiverFromKind(RTPCodecTypeVideo, RtpTransceiverInit{Direction: RTPTransceiverDirectionRecvonly})
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assert.NoError(t, err)
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vp8Track, err := NewTrackLocalStaticSample(RTPCodecCapability{MimeType: "video/vp8"}, "foo1", "bar1")
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assert.NoError(t, err)
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_, err = pcAnswer.AddTrack(vp8Track)
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assert.NoError(t, err)
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assert.NoError(t, signalPair(pcOffer, pcAnswer))
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vp8Track.rtpTrack.id = "foo2"
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vp8Track.rtpTrack.streamID = "bar2"
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haveRenegotiated.set(true)
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assert.NoError(t, signalPair(pcOffer, pcAnswer))
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sendVideoUntilDone(onTrackFired.Done(), t, []*TrackLocalStaticSample{vp8Track})
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assert.NoError(t, pcOffer.Close())
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assert.NoError(t, pcAnswer.Close())
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remoteTrack, ok := atomicRemoteTrack.Load().(*TrackRemote)
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require.True(t, ok)
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require.NotNil(t, remoteTrack)
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assert.Equal(t, "foo2", remoteTrack.ID())
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assert.Equal(t, "bar2", remoteTrack.StreamID())
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}
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// TestPeerConnection_Transceiver_Mid tests that we'll provide the same
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// transceiver for a media id on successive offer/answer
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func TestPeerConnection_Transceiver_Mid(t *testing.T) {
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lim := test.TimeOut(time.Second * 30)
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defer lim.Stop()
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report := test.CheckRoutines(t)
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defer report()
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pcOffer, err := NewPeerConnection(Configuration{})
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assert.NoError(t, err)
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pcAnswer, err := NewPeerConnection(Configuration{})
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assert.NoError(t, err)
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track1, err := NewTrackLocalStaticSample(RTPCodecCapability{MimeType: "video/vp8"}, "video", "pion1")
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require.NoError(t, err)
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sender1, err := pcOffer.AddTrack(track1)
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require.NoError(t, err)
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track2, err := NewTrackLocalStaticSample(RTPCodecCapability{MimeType: "video/vp8"}, "video", "pion2")
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require.NoError(t, err)
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sender2, err := pcOffer.AddTrack(track2)
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require.NoError(t, err)
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// this will create the initial offer using generateUnmatchedSDP
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offer, err := pcOffer.CreateOffer(nil)
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assert.NoError(t, err)
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offerGatheringComplete := GatheringCompletePromise(pcOffer)
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assert.NoError(t, pcOffer.SetLocalDescription(offer))
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<-offerGatheringComplete
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assert.NoError(t, pcAnswer.SetRemoteDescription(*pcOffer.LocalDescription()))
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answer, err := pcAnswer.CreateAnswer(nil)
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assert.NoError(t, err)
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answerGatheringComplete := GatheringCompletePromise(pcAnswer)
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assert.NoError(t, pcAnswer.SetLocalDescription(answer))
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<-answerGatheringComplete
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// apply answer so we'll test generateMatchedSDP
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assert.NoError(t, pcOffer.SetRemoteDescription(*pcAnswer.LocalDescription()))
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pcOffer.ops.Done()
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pcAnswer.ops.Done()
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// Must have 3 media descriptions (2 video channels)
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assert.Equal(t, len(offer.parsed.MediaDescriptions), 2)
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assert.True(t, sdpMidHasSsrc(offer, "0", sender1.ssrc), "Expected mid %q with ssrc %d, offer.SDP: %s", "0", sender1.ssrc, offer.SDP)
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// Remove first track, must keep same number of media
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// descriptions and same track ssrc for mid 1 as previous
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assert.NoError(t, pcOffer.RemoveTrack(sender1))
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offer, err = pcOffer.CreateOffer(nil)
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assert.NoError(t, err)
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assert.Equal(t, len(offer.parsed.MediaDescriptions), 2)
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assert.True(t, sdpMidHasSsrc(offer, "1", sender2.ssrc), "Expected mid %q with ssrc %d, offer.SDP: %s", "1", sender2.ssrc, offer.SDP)
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_, err = pcAnswer.CreateAnswer(nil)
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assert.Error(t, err, &rtcerr.InvalidStateError{Err: ErrIncorrectSignalingState})
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pcOffer.ops.Done()
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pcAnswer.ops.Done()
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track3, err := NewTrackLocalStaticSample(RTPCodecCapability{MimeType: "video/vp8"}, "video", "pion3")
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require.NoError(t, err)
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sender3, err := pcOffer.AddTrack(track3)
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require.NoError(t, err)
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offer, err = pcOffer.CreateOffer(nil)
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assert.NoError(t, err)
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// We reuse the existing non-sending transceiver
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assert.Equal(t, len(offer.parsed.MediaDescriptions), 2)
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assert.True(t, sdpMidHasSsrc(offer, "0", sender3.ssrc), "Expected mid %q with ssrc %d, offer.sdp: %s", "0", sender3.ssrc, offer.SDP)
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assert.True(t, sdpMidHasSsrc(offer, "1", sender2.ssrc), "Expected mid %q with ssrc %d, offer.sdp: %s", "1", sender2.ssrc, offer.SDP)
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assert.NoError(t, pcOffer.Close())
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assert.NoError(t, pcAnswer.Close())
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}
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func TestPeerConnection_Renegotiation_CodecChange(t *testing.T) {
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lim := test.TimeOut(time.Second * 30)
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defer lim.Stop()
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report := test.CheckRoutines(t)
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defer report()
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pcOffer, err := NewPeerConnection(Configuration{})
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assert.NoError(t, err)
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pcAnswer, err := NewPeerConnection(Configuration{})
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assert.NoError(t, err)
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track1, err := NewTrackLocalStaticSample(RTPCodecCapability{MimeType: "video/vp8"}, "video1", "pion1")
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require.NoError(t, err)
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track2, err := NewTrackLocalStaticSample(RTPCodecCapability{MimeType: "video/vp8"}, "video2", "pion2")
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require.NoError(t, err)
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sender1, err := pcOffer.AddTrack(track1)
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require.NoError(t, err)
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_, err = pcAnswer.AddTransceiverFromKind(RTPCodecTypeVideo, RtpTransceiverInit{Direction: RTPTransceiverDirectionRecvonly})
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require.NoError(t, err)
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tracksCh := make(chan *TrackRemote)
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tracksClosed := make(chan struct{})
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pcAnswer.OnTrack(func(track *TrackRemote, r *RTPReceiver) {
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tracksCh <- track
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for {
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if _, readErr := track.ReadRTP(); readErr == io.EOF {
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tracksClosed <- struct{}{}
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return
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}
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}
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})
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err = signalPair(pcOffer, pcAnswer)
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require.NoError(t, err)
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transceivers := pcOffer.GetTransceivers()
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require.Equal(t, 1, len(transceivers))
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require.Equal(t, "0", transceivers[0].Mid())
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transceivers = pcAnswer.GetTransceivers()
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require.Equal(t, 1, len(transceivers))
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require.Equal(t, "0", transceivers[0].Mid())
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ctx, cancel := context.WithCancel(context.Background())
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go sendVideoUntilDone(ctx.Done(), t, []*TrackLocalStaticSample{track1})
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remoteTrack1 := <-tracksCh
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cancel()
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assert.Equal(t, "video1", remoteTrack1.ID())
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assert.Equal(t, "pion1", remoteTrack1.StreamID())
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require.NoError(t, pcOffer.RemoveTrack(sender1))
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sender2, err := pcOffer.AddTrack(track2)
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require.NoError(t, err)
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require.NoError(t, signalPair(pcOffer, pcAnswer))
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<-tracksClosed
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transceivers = pcOffer.GetTransceivers()
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require.Equal(t, 1, len(transceivers))
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require.Equal(t, "0", transceivers[0].Mid())
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transceivers = pcAnswer.GetTransceivers()
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require.Equal(t, 1, len(transceivers))
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require.Equal(t, "0", transceivers[0].Mid())
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ctx, cancel = context.WithCancel(context.Background())
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go sendVideoUntilDone(ctx.Done(), t, []*TrackLocalStaticSample{track2})
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remoteTrack2 := <-tracksCh
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cancel()
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require.NoError(t, pcOffer.RemoveTrack(sender2))
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err = signalPair(pcOffer, pcAnswer)
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require.NoError(t, err)
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<-tracksClosed
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assert.Equal(t, "video2", remoteTrack2.ID())
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assert.Equal(t, "pion2", remoteTrack2.StreamID())
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require.NoError(t, pcOffer.Close())
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require.NoError(t, pcAnswer.Close())
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}
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func TestPeerConnection_Renegotiation_RemoveTrack(t *testing.T) {
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lim := test.TimeOut(time.Second * 30)
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defer lim.Stop()
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report := test.CheckRoutines(t)
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defer report()
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pcOffer, pcAnswer, err := newPair()
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if err != nil {
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t.Fatal(err)
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}
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_, err = pcAnswer.AddTransceiverFromKind(RTPCodecTypeVideo, RtpTransceiverInit{Direction: RTPTransceiverDirectionRecvonly})
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assert.NoError(t, err)
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vp8Track, err := NewTrackLocalStaticSample(RTPCodecCapability{MimeType: "video/vp8"}, "foo", "bar")
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assert.NoError(t, err)
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sender, err := pcOffer.AddTrack(vp8Track)
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assert.NoError(t, err)
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onTrackFired, onTrackFiredFunc := context.WithCancel(context.Background())
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trackClosed, trackClosedFunc := context.WithCancel(context.Background())
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pcAnswer.OnTrack(func(track *TrackRemote, r *RTPReceiver) {
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onTrackFiredFunc()
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for {
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if _, err := track.ReadRTP(); err == io.EOF {
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trackClosedFunc()
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return
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}
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}
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})
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assert.NoError(t, signalPair(pcOffer, pcAnswer))
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sendVideoUntilDone(onTrackFired.Done(), t, []*TrackLocalStaticSample{vp8Track})
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assert.NoError(t, pcOffer.RemoveTrack(sender))
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assert.NoError(t, signalPair(pcOffer, pcAnswer))
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<-trackClosed.Done()
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assert.NoError(t, pcOffer.Close())
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assert.NoError(t, pcAnswer.Close())
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}
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func TestPeerConnection_RoleSwitch(t *testing.T) {
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lim := test.TimeOut(time.Second * 30)
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defer lim.Stop()
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report := test.CheckRoutines(t)
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defer report()
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pcFirstOfferer, pcSecondOfferer, err := newPair()
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if err != nil {
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t.Fatal(err)
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}
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onTrackFired, onTrackFiredFunc := context.WithCancel(context.Background())
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pcFirstOfferer.OnTrack(func(track *TrackRemote, r *RTPReceiver) {
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onTrackFiredFunc()
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})
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|
|
assert.NoError(t, signalPair(pcFirstOfferer, pcSecondOfferer))
|
|
|
|
// Add a new Track to the second offerer
|
|
// This asserts that it will match the ordering of the last RemoteDescription, but then also add new Transceivers to the end
|
|
_, err = pcFirstOfferer.AddTransceiverFromKind(RTPCodecTypeVideo, RtpTransceiverInit{Direction: RTPTransceiverDirectionRecvonly})
|
|
assert.NoError(t, err)
|
|
|
|
vp8Track, err := NewTrackLocalStaticSample(RTPCodecCapability{MimeType: "video/vp8"}, "foo", "bar")
|
|
assert.NoError(t, err)
|
|
|
|
_, err = pcSecondOfferer.AddTrack(vp8Track)
|
|
assert.NoError(t, err)
|
|
|
|
assert.NoError(t, signalPair(pcSecondOfferer, pcFirstOfferer))
|
|
sendVideoUntilDone(onTrackFired.Done(), t, []*TrackLocalStaticSample{vp8Track})
|
|
|
|
assert.NoError(t, pcFirstOfferer.Close())
|
|
assert.NoError(t, pcSecondOfferer.Close())
|
|
}
|
|
|
|
// Assert that renegotiation doesn't attempt to gather ICE twice
|
|
// Before we would attempt to gather multiple times and would put
|
|
// the PeerConnection into a broken state
|
|
func TestPeerConnection_Renegotiation_Trickle(t *testing.T) {
|
|
lim := test.TimeOut(time.Second * 30)
|
|
defer lim.Stop()
|
|
|
|
report := test.CheckRoutines(t)
|
|
defer report()
|
|
|
|
settingEngine := SettingEngine{}
|
|
|
|
api := NewAPI(WithSettingEngine(settingEngine))
|
|
assert.NoError(t, api.mediaEngine.RegisterDefaultCodecs())
|
|
|
|
// Invalid STUN server on purpose, will stop ICE Gathering from completing in time
|
|
pcOffer, pcAnswer, err := api.newPair(Configuration{
|
|
ICEServers: []ICEServer{
|
|
{
|
|
URLs: []string{"stun:127.0.0.1:5000"},
|
|
},
|
|
},
|
|
})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
_, err = pcOffer.CreateDataChannel("test-channel", nil)
|
|
assert.NoError(t, err)
|
|
|
|
var wg sync.WaitGroup
|
|
wg.Add(2)
|
|
pcOffer.OnICECandidate(func(c *ICECandidate) {
|
|
if c != nil {
|
|
assert.NoError(t, pcAnswer.AddICECandidate(c.ToJSON()))
|
|
} else {
|
|
wg.Done()
|
|
}
|
|
})
|
|
pcAnswer.OnICECandidate(func(c *ICECandidate) {
|
|
if c != nil {
|
|
assert.NoError(t, pcOffer.AddICECandidate(c.ToJSON()))
|
|
} else {
|
|
wg.Done()
|
|
}
|
|
})
|
|
|
|
negotiate := func() {
|
|
offer, err := pcOffer.CreateOffer(nil)
|
|
assert.NoError(t, err)
|
|
|
|
assert.NoError(t, pcAnswer.SetRemoteDescription(offer))
|
|
assert.NoError(t, pcOffer.SetLocalDescription(offer))
|
|
|
|
answer, err := pcAnswer.CreateAnswer(nil)
|
|
assert.NoError(t, err)
|
|
|
|
assert.NoError(t, pcOffer.SetRemoteDescription(answer))
|
|
assert.NoError(t, pcAnswer.SetLocalDescription(answer))
|
|
}
|
|
negotiate()
|
|
negotiate()
|
|
|
|
pcOffer.ops.Done()
|
|
pcAnswer.ops.Done()
|
|
wg.Wait()
|
|
|
|
assert.NoError(t, pcOffer.Close())
|
|
assert.NoError(t, pcAnswer.Close())
|
|
}
|
|
|
|
func TestPeerConnection_Renegotiation_SetLocalDescription(t *testing.T) {
|
|
lim := test.TimeOut(time.Second * 30)
|
|
defer lim.Stop()
|
|
|
|
report := test.CheckRoutines(t)
|
|
defer report()
|
|
|
|
pcOffer, pcAnswer, err := newPair()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
onTrackFired, onTrackFiredFunc := context.WithCancel(context.Background())
|
|
pcOffer.OnTrack(func(track *TrackRemote, r *RTPReceiver) {
|
|
onTrackFiredFunc()
|
|
})
|
|
|
|
assert.NoError(t, signalPair(pcOffer, pcAnswer))
|
|
|
|
pcOffer.ops.Done()
|
|
pcAnswer.ops.Done()
|
|
|
|
_, err = pcOffer.AddTransceiverFromKind(RTPCodecTypeVideo, RtpTransceiverInit{Direction: RTPTransceiverDirectionRecvonly})
|
|
assert.NoError(t, err)
|
|
|
|
localTrack, err := NewTrackLocalStaticSample(RTPCodecCapability{MimeType: "video/vp8"}, "foo", "bar")
|
|
assert.NoError(t, err)
|
|
|
|
sender, err := pcAnswer.AddTrack(localTrack)
|
|
assert.NoError(t, err)
|
|
|
|
offer, err := pcOffer.CreateOffer(nil)
|
|
assert.NoError(t, err)
|
|
assert.NoError(t, pcOffer.SetLocalDescription(offer))
|
|
assert.NoError(t, pcAnswer.SetRemoteDescription(offer))
|
|
assert.False(t, sender.isNegotiated())
|
|
answer, err := pcAnswer.CreateAnswer(nil)
|
|
assert.NoError(t, err)
|
|
assert.True(t, sender.isNegotiated())
|
|
|
|
pcAnswer.ops.Done()
|
|
assert.Equal(t, 0, len(localTrack.rtpTrack.bindings))
|
|
|
|
assert.NoError(t, pcAnswer.SetLocalDescription(answer))
|
|
|
|
pcAnswer.ops.Done()
|
|
assert.Equal(t, 1, len(localTrack.rtpTrack.bindings))
|
|
|
|
assert.NoError(t, pcOffer.SetRemoteDescription(answer))
|
|
|
|
sendVideoUntilDone(onTrackFired.Done(), t, []*TrackLocalStaticSample{localTrack})
|
|
|
|
assert.NoError(t, pcOffer.Close())
|
|
assert.NoError(t, pcAnswer.Close())
|
|
}
|
|
|
|
// Issue #346, don't start the SCTP Subsystem if the RemoteDescription doesn't contain one
|
|
// Before we would always start it, and re-negotations would fail because SCTP was in flight
|
|
func TestPeerConnection_Renegotiation_NoApplication(t *testing.T) {
|
|
signalPairExcludeDataChannel := func(pcOffer, pcAnswer *PeerConnection) {
|
|
offer, err := pcOffer.CreateOffer(nil)
|
|
assert.NoError(t, err)
|
|
offerGatheringComplete := GatheringCompletePromise(pcOffer)
|
|
assert.NoError(t, pcOffer.SetLocalDescription(offer))
|
|
<-offerGatheringComplete
|
|
|
|
assert.NoError(t, pcAnswer.SetRemoteDescription(*pcOffer.LocalDescription()))
|
|
|
|
answer, err := pcAnswer.CreateAnswer(nil)
|
|
assert.NoError(t, err)
|
|
|
|
answerGatheringComplete := GatheringCompletePromise(pcAnswer)
|
|
assert.NoError(t, pcAnswer.SetLocalDescription(answer))
|
|
<-answerGatheringComplete
|
|
|
|
assert.NoError(t, pcOffer.SetRemoteDescription(*pcAnswer.LocalDescription()))
|
|
}
|
|
|
|
lim := test.TimeOut(time.Second * 30)
|
|
defer lim.Stop()
|
|
|
|
report := test.CheckRoutines(t)
|
|
defer report()
|
|
|
|
pcOffer, pcAnswer, err := newPair()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
pcOfferConnected, pcOfferConnectedCancel := context.WithCancel(context.Background())
|
|
pcOffer.OnICEConnectionStateChange(func(i ICEConnectionState) {
|
|
if i == ICEConnectionStateConnected {
|
|
pcOfferConnectedCancel()
|
|
}
|
|
})
|
|
|
|
pcAnswerConnected, pcAnswerConnectedCancel := context.WithCancel(context.Background())
|
|
pcAnswer.OnICEConnectionStateChange(func(i ICEConnectionState) {
|
|
if i == ICEConnectionStateConnected {
|
|
pcAnswerConnectedCancel()
|
|
}
|
|
})
|
|
|
|
_, err = pcOffer.AddTransceiverFromKind(RTPCodecTypeVideo, RtpTransceiverInit{Direction: RTPTransceiverDirectionSendrecv})
|
|
assert.NoError(t, err)
|
|
|
|
_, err = pcAnswer.AddTransceiverFromKind(RTPCodecTypeVideo, RtpTransceiverInit{Direction: RTPTransceiverDirectionSendrecv})
|
|
assert.NoError(t, err)
|
|
|
|
signalPairExcludeDataChannel(pcOffer, pcAnswer)
|
|
pcOffer.ops.Done()
|
|
pcAnswer.ops.Done()
|
|
|
|
signalPairExcludeDataChannel(pcOffer, pcAnswer)
|
|
pcOffer.ops.Done()
|
|
pcAnswer.ops.Done()
|
|
|
|
<-pcAnswerConnected.Done()
|
|
<-pcOfferConnected.Done()
|
|
|
|
assert.Equal(t, pcOffer.SCTP().State(), SCTPTransportStateConnecting)
|
|
assert.Equal(t, pcAnswer.SCTP().State(), SCTPTransportStateConnecting)
|
|
|
|
assert.NoError(t, pcOffer.Close())
|
|
assert.NoError(t, pcAnswer.Close())
|
|
}
|
|
|
|
func TestAddDataChannelDuringRenegotation(t *testing.T) {
|
|
lim := test.TimeOut(time.Second * 10)
|
|
defer lim.Stop()
|
|
|
|
report := test.CheckRoutines(t)
|
|
defer report()
|
|
|
|
pcOffer, err := NewPeerConnection(Configuration{})
|
|
assert.NoError(t, err)
|
|
|
|
pcAnswer, err := NewPeerConnection(Configuration{})
|
|
assert.NoError(t, err)
|
|
|
|
track, err := NewTrackLocalStaticSample(RTPCodecCapability{MimeType: "video/vp8"}, "video", "pion")
|
|
assert.NoError(t, err)
|
|
|
|
_, err = pcOffer.AddTrack(track)
|
|
assert.NoError(t, err)
|
|
|
|
offer, err := pcOffer.CreateOffer(nil)
|
|
assert.NoError(t, err)
|
|
|
|
offerGatheringComplete := GatheringCompletePromise(pcOffer)
|
|
assert.NoError(t, pcOffer.SetLocalDescription(offer))
|
|
<-offerGatheringComplete
|
|
|
|
assert.NoError(t, pcAnswer.SetRemoteDescription(*pcOffer.LocalDescription()))
|
|
|
|
answer, err := pcAnswer.CreateAnswer(nil)
|
|
assert.NoError(t, err)
|
|
|
|
answerGatheringComplete := GatheringCompletePromise(pcAnswer)
|
|
assert.NoError(t, pcAnswer.SetLocalDescription(answer))
|
|
<-answerGatheringComplete
|
|
|
|
assert.NoError(t, pcOffer.SetRemoteDescription(*pcAnswer.LocalDescription()))
|
|
|
|
_, err = pcOffer.CreateDataChannel("data-channel", nil)
|
|
assert.NoError(t, err)
|
|
|
|
// Assert that DataChannel is in offer now
|
|
offer, err = pcOffer.CreateOffer(nil)
|
|
assert.NoError(t, err)
|
|
|
|
applicationMediaSectionCount := 0
|
|
for _, d := range offer.parsed.MediaDescriptions {
|
|
if d.MediaName.Media == mediaSectionApplication {
|
|
applicationMediaSectionCount++
|
|
}
|
|
}
|
|
assert.Equal(t, applicationMediaSectionCount, 1)
|
|
|
|
onDataChannelFired, onDataChannelFiredFunc := context.WithCancel(context.Background())
|
|
pcAnswer.OnDataChannel(func(*DataChannel) {
|
|
onDataChannelFiredFunc()
|
|
})
|
|
|
|
assert.NoError(t, signalPair(pcOffer, pcAnswer))
|
|
|
|
<-onDataChannelFired.Done()
|
|
assert.NoError(t, pcOffer.Close())
|
|
assert.NoError(t, pcAnswer.Close())
|
|
}
|
|
|
|
// Assert that CreateDataChannel fires OnNegotiationNeeded
|
|
func TestNegotiationCreateDataChannel(t *testing.T) {
|
|
lim := test.TimeOut(time.Second * 30)
|
|
defer lim.Stop()
|
|
|
|
report := test.CheckRoutines(t)
|
|
defer report()
|
|
|
|
pc, err := NewPeerConnection(Configuration{})
|
|
assert.NoError(t, err)
|
|
|
|
var wg sync.WaitGroup
|
|
wg.Add(1)
|
|
|
|
pc.OnNegotiationNeeded(func() {
|
|
defer func() {
|
|
wg.Done()
|
|
}()
|
|
})
|
|
|
|
// Create DataChannel, wait until OnNegotiationNeeded is fired
|
|
if _, err = pc.CreateDataChannel("testChannel", nil); err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
|
|
// Wait until OnNegotiationNeeded is fired
|
|
wg.Wait()
|
|
assert.NoError(t, pc.Close())
|
|
}
|
|
|
|
func TestNegotiationNeededRemoveTrack(t *testing.T) {
|
|
var wg sync.WaitGroup
|
|
wg.Add(1)
|
|
|
|
report := test.CheckRoutines(t)
|
|
defer report()
|
|
|
|
pcOffer, err := NewPeerConnection(Configuration{})
|
|
assert.NoError(t, err)
|
|
pcAnswer, err := NewPeerConnection(Configuration{})
|
|
assert.NoError(t, err)
|
|
|
|
track, err := NewTrackLocalStaticSample(RTPCodecCapability{MimeType: "video/vp8"}, "video", "pion")
|
|
assert.NoError(t, err)
|
|
|
|
pcOffer.OnNegotiationNeeded(func() {
|
|
wg.Add(1)
|
|
offer, createOfferErr := pcOffer.CreateOffer(nil)
|
|
assert.NoError(t, createOfferErr)
|
|
|
|
offerGatheringComplete := GatheringCompletePromise(pcOffer)
|
|
assert.NoError(t, pcOffer.SetLocalDescription(offer))
|
|
|
|
<-offerGatheringComplete
|
|
assert.NoError(t, pcAnswer.SetRemoteDescription(*pcOffer.LocalDescription()))
|
|
|
|
answer, createAnswerErr := pcAnswer.CreateAnswer(nil)
|
|
assert.NoError(t, createAnswerErr)
|
|
|
|
answerGatheringComplete := GatheringCompletePromise(pcAnswer)
|
|
assert.NoError(t, pcAnswer.SetLocalDescription(answer))
|
|
|
|
<-answerGatheringComplete
|
|
assert.NoError(t, pcOffer.SetRemoteDescription(*pcAnswer.LocalDescription()))
|
|
wg.Done()
|
|
wg.Done()
|
|
})
|
|
|
|
sender, err := pcOffer.AddTrack(track)
|
|
assert.NoError(t, err)
|
|
|
|
assert.NoError(t, track.WriteSample(media.Sample{Data: []byte{0x00}, Duration: time.Second}))
|
|
|
|
wg.Wait()
|
|
|
|
wg.Add(1)
|
|
assert.NoError(t, pcOffer.RemoveTrack(sender))
|
|
|
|
wg.Wait()
|
|
|
|
assert.NoError(t, pcOffer.Close())
|
|
assert.NoError(t, pcAnswer.Close())
|
|
}
|
|
|
|
func TestNegotiationNeededStressOneSided(t *testing.T) {
|
|
lim := test.TimeOut(time.Second * 30)
|
|
defer lim.Stop()
|
|
|
|
report := test.CheckRoutines(t)
|
|
defer report()
|
|
|
|
pcA, pcB, err := newPair()
|
|
assert.NoError(t, err)
|
|
|
|
pcA.OnNegotiationNeeded(func() {
|
|
assert.NoError(t, signalPair(pcA, pcB))
|
|
})
|
|
|
|
const expectedTrackCount = 500
|
|
for i := 0; i < expectedTrackCount; i++ {
|
|
track, err := NewTrackLocalStaticSample(RTPCodecCapability{MimeType: "video/vp8"}, "video", "pion")
|
|
assert.NoError(t, err)
|
|
|
|
_, err = pcA.AddTrack(track)
|
|
assert.NoError(t, err)
|
|
}
|
|
|
|
pcA.ops.Done()
|
|
|
|
assert.Equal(t, expectedTrackCount, len(pcB.GetTransceivers()))
|
|
assert.NoError(t, pcA.Close())
|
|
assert.NoError(t, pcB.Close())
|
|
}
|
|
|
|
// TestPeerConnection_Renegotiation_DisableTrack asserts that if a remote track is set inactive
|
|
// that locally it goes inactive as well
|
|
func TestPeerConnection_Renegotiation_DisableTrack(t *testing.T) {
|
|
lim := test.TimeOut(time.Second * 30)
|
|
defer lim.Stop()
|
|
|
|
report := test.CheckRoutines(t)
|
|
defer report()
|
|
|
|
pcOffer, pcAnswer, err := newPair()
|
|
assert.NoError(t, err)
|
|
|
|
// Create two transceivers
|
|
_, err = pcOffer.AddTransceiverFromKind(RTPCodecTypeVideo)
|
|
assert.NoError(t, err)
|
|
|
|
transceiver, err := pcOffer.AddTransceiverFromKind(RTPCodecTypeVideo)
|
|
assert.NoError(t, err)
|
|
|
|
assert.NoError(t, signalPair(pcOffer, pcAnswer))
|
|
|
|
// Assert we have three active transceivers
|
|
offer, err := pcOffer.CreateOffer(nil)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, strings.Count(offer.SDP, "a=sendrecv"), 3)
|
|
|
|
// Assert we have two active transceivers, one inactive
|
|
assert.NoError(t, transceiver.Stop())
|
|
offer, err = pcOffer.CreateOffer(nil)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, strings.Count(offer.SDP, "a=sendrecv"), 2)
|
|
assert.Equal(t, strings.Count(offer.SDP, "a=inactive"), 1)
|
|
|
|
// Assert that the offer disabled one of our transceivers
|
|
assert.NoError(t, pcAnswer.SetRemoteDescription(offer))
|
|
answer, err := pcAnswer.CreateAnswer(nil)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, strings.Count(answer.SDP, "a=sendrecv"), 1) // DataChannel
|
|
assert.Equal(t, strings.Count(answer.SDP, "a=recvonly"), 1)
|
|
assert.Equal(t, strings.Count(answer.SDP, "a=inactive"), 1)
|
|
|
|
assert.NoError(t, pcOffer.Close())
|
|
assert.NoError(t, pcAnswer.Close())
|
|
}
|