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| 1 | +package webrtc |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + "testing" |
| 6 | + "time" |
| 7 | + |
| 8 | + "github.com/pion/webrtc/v4" |
| 9 | + "github.com/stretchr/testify/require" |
| 10 | +) |
| 11 | + |
| 12 | +const testStreamKey = "test" |
| 13 | + |
| 14 | +func doesWHIPSessionExist() (ok bool) { |
| 15 | + streamMapLock.Lock() |
| 16 | + defer streamMapLock.Unlock() |
| 17 | + |
| 18 | + _, ok = streamMap[testStreamKey] |
| 19 | + return |
| 20 | +} |
| 21 | + |
| 22 | +// Asserts that a old PeerConnection doesn't destroy the new one |
| 23 | +// when it disconnects |
| 24 | +func TestReconnect(t *testing.T) { |
| 25 | + Configure() |
| 26 | + localTrack, err := webrtc.NewTrackLocalStaticSample( |
| 27 | + webrtc.RTPCodecCapability{MimeType: webrtc.MimeTypeH264}, "video", "pion", |
| 28 | + ) |
| 29 | + require.NoError(t, err) |
| 30 | + |
| 31 | + // Create the first WHIP Session |
| 32 | + firstPublisherConnected, firstPublisherConnectedDone := context.WithCancel(context.TODO()) |
| 33 | + |
| 34 | + firstPublisher, err := webrtc.NewPeerConnection(webrtc.Configuration{}) |
| 35 | + require.NoError(t, err) |
| 36 | + |
| 37 | + firstPublisher.OnConnectionStateChange(func(c webrtc.PeerConnectionState) { |
| 38 | + if c == webrtc.PeerConnectionStateConnected { |
| 39 | + firstPublisherConnectedDone() |
| 40 | + |
| 41 | + } |
| 42 | + }) |
| 43 | + |
| 44 | + _, err = firstPublisher.AddTrack(localTrack) |
| 45 | + require.NoError(t, err) |
| 46 | + |
| 47 | + offer, err := firstPublisher.CreateOffer(nil) |
| 48 | + require.NoError(t, err) |
| 49 | + require.NoError(t, firstPublisher.SetLocalDescription(offer)) |
| 50 | + |
| 51 | + answer, err := WHIP(offer.SDP, testStreamKey) |
| 52 | + require.NoError(t, err) |
| 53 | + |
| 54 | + firstPublisher.SetRemoteDescription(webrtc.SessionDescription{ |
| 55 | + Type: webrtc.SDPTypeAnswer, |
| 56 | + SDP: answer, |
| 57 | + }) |
| 58 | + |
| 59 | + require.True(t, doesWHIPSessionExist()) |
| 60 | + <-firstPublisherConnected.Done() |
| 61 | + |
| 62 | + // Create the second WHIP Session |
| 63 | + secondPublisherConnected, secondPublisherConnectedDone := context.WithCancel(context.TODO()) |
| 64 | + |
| 65 | + secondPublisher, err := webrtc.NewPeerConnection(webrtc.Configuration{}) |
| 66 | + require.NoError(t, err) |
| 67 | + |
| 68 | + secondPublisher.OnConnectionStateChange(func(c webrtc.PeerConnectionState) { |
| 69 | + if c == webrtc.PeerConnectionStateConnected { |
| 70 | + secondPublisherConnectedDone() |
| 71 | + |
| 72 | + } |
| 73 | + }) |
| 74 | + |
| 75 | + _, err = secondPublisher.AddTrack(localTrack) |
| 76 | + require.NoError(t, err) |
| 77 | + |
| 78 | + offer, err = secondPublisher.CreateOffer(nil) |
| 79 | + require.NoError(t, err) |
| 80 | + require.NoError(t, secondPublisher.SetLocalDescription(offer)) |
| 81 | + |
| 82 | + answer, err = WHIP(offer.SDP, testStreamKey) |
| 83 | + require.NoError(t, err) |
| 84 | + |
| 85 | + secondPublisher.SetRemoteDescription(webrtc.SessionDescription{ |
| 86 | + Type: webrtc.SDPTypeAnswer, |
| 87 | + SDP: answer, |
| 88 | + }) |
| 89 | + |
| 90 | + require.True(t, doesWHIPSessionExist()) |
| 91 | + <-secondPublisherConnected.Done() |
| 92 | + |
| 93 | + // Close the first WHIP Session, the session must still exist |
| 94 | + require.NoError(t, firstPublisher.Close()) |
| 95 | + time.Sleep(time.Second) |
| 96 | + require.True(t, doesWHIPSessionExist()) |
| 97 | + |
| 98 | + // Close the second WHIP Session, the session must be gone |
| 99 | + require.NoError(t, secondPublisher.Close()) |
| 100 | + time.Sleep(time.Second) |
| 101 | + require.False(t, doesWHIPSessionExist()) |
| 102 | +} |
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