mirror of
https://github.com/livekit/livekit.git
synced 2026-09-12 07:05:33 +00:00
118 lines
3.4 KiB
Go
118 lines
3.4 KiB
Go
// Copyright 2026 LiveKit, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package test
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import (
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"strings"
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"testing"
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"github.com/stretchr/testify/require"
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"github.com/livekit/livekit-server/pkg/config"
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"github.com/livekit/livekit-server/pkg/service"
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"github.com/livekit/livekit-server/pkg/testutils"
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testclient "github.com/livekit/livekit-server/test/client"
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"github.com/livekit/protocol/logger"
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)
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func setupFlexFECUpstreamTest(name string) (*service.LivekitServer, func()) {
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logger.Infow("----------------STARTING TEST----------------", "test", name)
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s := createSingleNodeServer(func(conf *config.Config) {
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conf.RTC.FlexFEC = config.FlexFECConfig{
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UpstreamEnabled: true,
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PayloadType: 115,
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}
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})
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go func() {
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if err := s.Start(); err != nil {
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logger.Errorw("server returned error", err)
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}
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}()
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waitForServerToStart(s)
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return s, func() {
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s.Stop(true)
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logger.Infow("----------------FINISHING TEST----------------", "test", name)
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}
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}
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// TestFlexFECUpstreamNegotiation verifies that the SFU accepts flexfec-03
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// offered by a publisher when upstream recovery is enabled.
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func TestFlexFECUpstreamNegotiation(t *testing.T) {
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if testing.Short() {
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t.SkipNow()
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return
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}
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_, finish := setupFlexFECUpstreamTest("TestFlexFECUpstreamNegotiation")
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defer finish()
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opts := &testclient.Options{AutoSubscribe: true, EnableFlexFEC: true}
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c1 := createRTCClient("fec_pub", defaultServerPort, testRTCServicePathv0, opts)
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defer stopClients(c1)
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waitUntilConnected(t, c1)
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writer, err := c1.AddStaticTrack("video/vp8", "video", "fecvideo")
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require.NoError(t, err)
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defer writer.Stop()
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testutils.WithTimeout(t, func() string {
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sd := c1.LastAnswer()
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if sd == nil {
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return "no answer received on publisher connection"
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}
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if !strings.Contains(sd.SDP, "flexfec-03") {
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return "SFU answer does not contain flexfec-03"
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}
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if !strings.Contains(sd.SDP, "repair-window=2000000") {
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return "SFU answer does not contain the configured FlexFEC repair window"
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}
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return ""
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})
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}
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// TestFlexFECDisabledClient ensures media still flows when the server has
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// FlexFEC enabled but a client does not negotiate it.
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func TestFlexFECDisabledClient(t *testing.T) {
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if testing.Short() {
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t.SkipNow()
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return
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}
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_, finish := setupFlexFECUpstreamTest("TestFlexFECDisabledClient")
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defer finish()
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c1 := createRTCClient("nofec_pub", defaultServerPort, testRTCServicePathv0, nil)
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c2 := createRTCClient("nofec_sub", defaultServerPort, testRTCServicePathv0, nil)
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defer stopClients(c1, c2)
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waitUntilConnected(t, c1, c2)
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writer, err := c1.AddStaticTrack("video/vp8", "video", "plainvideo")
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require.NoError(t, err)
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defer writer.Stop()
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testutils.WithTimeout(t, func() string {
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tracks := c2.SubscribedTracks()
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if len(tracks[c1.ID()]) == 0 {
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return "c2 was not subscribed to c1's tracks"
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}
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if c2.BytesReceived() == 0 {
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return "c2 did not receive any media"
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}
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return ""
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})
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}
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