From ca5c612bfdd225433bcc6ace01c8024df3f674ba Mon Sep 17 00:00:00 2001
From: Chocobozzz <me@florianbigard.com>
Date: Tue, 24 Nov 2020 15:22:56 +0100
Subject: Add live transcoding bit rate tests

---
 server/tests/api/live/live.ts | 22 ++++++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)

(limited to 'server/tests/api/live')

diff --git a/server/tests/api/live/live.ts b/server/tests/api/live/live.ts
index ac91b6b08..e685be08e 100644
--- a/server/tests/api/live/live.ts
+++ b/server/tests/api/live/live.ts
@@ -3,10 +3,13 @@
 import 'mocha'
 import * as chai from 'chai'
 import { FfmpegCommand } from 'fluent-ffmpeg'
+import { join } from 'path'
+import { ffprobePromise, getVideoStreamFromFile } from '@server/helpers/ffprobe-utils'
 import { getLiveNotificationSocket } from '@shared/extra-utils/socket/socket-io'
 import { LiveVideo, LiveVideoCreate, Video, VideoDetails, VideoPrivacy, VideoState, VideoStreamingPlaylistType } from '@shared/models'
 import {
   addVideoToBlacklist,
+  buildServerDirectory,
   checkLiveCleanup,
   checkLiveSegmentHash,
   checkResolutionsInMasterPlaylist,
@@ -396,10 +399,11 @@ describe('Test live', function () {
       this.timeout(60000)
 
       const resolutions = [ 240, 360, 720 ]
+
       await updateConf(resolutions)
       liveVideoId = await createLiveWrapper(true)
 
-      const command = await sendRTMPStreamInVideo(servers[0].url, servers[0].accessToken, liveVideoId)
+      const command = await sendRTMPStreamInVideo(servers[0].url, servers[0].accessToken, liveVideoId, 'video_short2.webm')
       await waitUntilLiveStarts(servers[0].url, servers[0].accessToken, liveVideoId)
       await waitJobs(servers)
 
@@ -409,6 +413,12 @@ describe('Test live', function () {
 
       await waitJobs(servers)
 
+      const bitrateLimits = {
+        720: 2800 * 1000,
+        360: 780 * 1000,
+        240: 320 * 1000
+      }
+
       for (const server of servers) {
         const resVideo = await getVideo(server.url, liveVideoId)
         const video: VideoDetails = resVideo.body
@@ -424,9 +434,17 @@ describe('Test live', function () {
           const file = hlsPlaylist.files.find(f => f.resolution.id === resolution)
 
           expect(file).to.exist
-          expect(file.fps).to.be.oneOf([ 24, 25 ])
+          expect(file.fps).to.be.approximately(30, 5)
           expect(file.size).to.be.greaterThan(1)
 
+          const filename = `${video.uuid}-${resolution}-fragmented.mp4`
+          const segmentPath = buildServerDirectory(servers[0], join('streaming-playlists', 'hls', video.uuid, filename))
+
+          const probe = await ffprobePromise(segmentPath)
+          const videoStream = await getVideoStreamFromFile(segmentPath, probe)
+          console.log(videoStream)
+          expect(probe.format.bit_rate).to.be.below(bitrateLimits[videoStream.height])
+
           await makeRawRequest(file.torrentUrl, 200)
           await makeRawRequest(file.fileUrl, 200)
         }
-- 
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