--- /dev/null
+import { makeRawRequest } from '../requests/requests'
+import { sha256 } from '../../../server/helpers/core-utils'
+import { VideoStreamingPlaylist } from '../../models/videos/video-streaming-playlist.model'
+import { expect } from 'chai'
+
+function getPlaylist (url: string, statusCodeExpected = 200) {
+ return makeRawRequest(url, statusCodeExpected)
+}
+
+function getSegment (url: string, statusCodeExpected = 200, range?: string) {
+ return makeRawRequest(url, statusCodeExpected, range)
+}
+
+function getSegmentSha256 (url: string, statusCodeExpected = 200) {
+ return makeRawRequest(url, statusCodeExpected)
+}
+
+async function checkSegmentHash (
+ baseUrlPlaylist: string,
+ baseUrlSegment: string,
+ videoUUID: string,
+ resolution: number,
+ hlsPlaylist: VideoStreamingPlaylist
+) {
+ const res = await getPlaylist(`${baseUrlPlaylist}/${videoUUID}/${resolution}.m3u8`)
+ const playlist = res.text
+
+ const videoName = `${videoUUID}-${resolution}-fragmented.mp4`
+
+ const matches = /#EXT-X-BYTERANGE:(\d+)@(\d+)/.exec(playlist)
+
+ const length = parseInt(matches[1], 10)
+ const offset = parseInt(matches[2], 10)
+ const range = `${offset}-${offset + length - 1}`
+
+ const res2 = await getSegment(`${baseUrlSegment}/${videoUUID}/${videoName}`, 206, `bytes=${range}`)
+
+ const resSha = await getSegmentSha256(hlsPlaylist.segmentsSha256Url)
+
+ const sha256Server = resSha.body[ videoName ][range]
+ expect(sha256(res2.body)).to.equal(sha256Server)
+}
+
+// ---------------------------------------------------------------------------
+
+export {
+ getPlaylist,
+ getSegment,
+ getSegmentSha256,
+ checkSegmentHash
+}