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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'
import { HttpStatusCode } from '../../../shared/core-utils/miscs/http-error-codes'
function getPlaylist (url: string, statusCodeExpected = HttpStatusCode.OK_200) {
return makeRawRequest(url, statusCodeExpected)
}
function getSegment (url: string, statusCodeExpected = HttpStatusCode.OK_200, range?: string) {
return makeRawRequest(url, statusCodeExpected, range)
}
function getSegmentSha256 (url: string, statusCodeExpected = HttpStatusCode.OK_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}`, HttpStatusCode.PARTIAL_CONTENT_206, `bytes=${range}`)
const resSha = await getSegmentSha256(hlsPlaylist.segmentsSha256Url)
const sha256Server = resSha.body[videoName][range]
expect(sha256(res2.body)).to.equal(sha256Server)
}
async function checkLiveSegmentHash (
baseUrlSegment: string,
videoUUID: string,
segmentName: string,
hlsPlaylist: VideoStreamingPlaylist
) {
const res2 = await getSegment(`${baseUrlSegment}/${videoUUID}/${segmentName}`)
const resSha = await getSegmentSha256(hlsPlaylist.segmentsSha256Url)
const sha256Server = resSha.body[segmentName]
expect(sha256(res2.body)).to.equal(sha256Server)
}
async function checkResolutionsInMasterPlaylist (playlistUrl: string, resolutions: number[]) {
const res = await getPlaylist(playlistUrl)
const masterPlaylist = res.text
for (const resolution of resolutions) {
const reg = new RegExp(
'#EXT-X-STREAM-INF:BANDWIDTH=\\d+,RESOLUTION=\\d+x' + resolution + ',(FRAME-RATE=\\d+,)?CODECS="avc1.64001f,mp4a.40.2"'
)
expect(masterPlaylist).to.match(reg)
}
}
// ---------------------------------------------------------------------------
export {
getPlaylist,
getSegment,
checkResolutionsInMasterPlaylist,
getSegmentSha256,
checkLiveSegmentHash,
checkSegmentHash
}
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