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/* eslint-disable @typescript-eslint/no-unused-expressions,@typescript-eslint/require-await */
import 'mocha'
import * as chai from 'chai'
import { FfmpegCommand } from 'fluent-ffmpeg'
import { prepareViewsServers, prepareViewsVideos, processViewersStats } from '@server/tests/shared'
import { VideoStatsTimeserie, VideoStatsTimeserieMetric } from '@shared/models'
import { cleanupTests, PeerTubeServer, stopFfmpeg } from '@shared/server-commands'
const expect = chai.expect
describe('Test views timeserie stats', function () {
const availableMetrics: VideoStatsTimeserieMetric[] = [ 'viewers' ]
let servers: PeerTubeServer[]
before(async function () {
this.timeout(120000)
servers = await prepareViewsServers()
})
describe('Common metric tests', function () {
let vodVideoId: string
before(async function () {
this.timeout(120000);
({ vodVideoId } = await prepareViewsVideos({ servers, live: false, vod: true }))
})
it('Should display empty metric stats', async function () {
for (const metric of availableMetrics) {
const { data } = await servers[0].videoStats.getTimeserieStats({ videoId: vodVideoId, metric })
expect(data).to.have.lengthOf(30)
for (const d of data) {
expect(d.value).to.equal(0)
}
}
})
})
describe('Test viewer and watch time metrics on live and VOD', function () {
let vodVideoId: string
let liveVideoId: string
let command: FfmpegCommand
function expectTodayLastValue (result: VideoStatsTimeserie, lastValue: number) {
const { data } = result
const last = data[data.length - 1]
const today = new Date().getDate()
expect(new Date(last.date).getDate()).to.equal(today)
}
function expectTimeserieData (result: VideoStatsTimeserie, lastValue: number) {
const { data } = result
expect(data).to.have.lengthOf(30)
expectTodayLastValue(result, lastValue)
for (let i = 0; i < data.length - 2; i++) {
expect(data[i].value).to.equal(0)
}
}
function expectInterval (result: VideoStatsTimeserie, intervalMs: number) {
const first = result.data[0]
const second = result.data[1]
expect(new Date(second.date).getTime() - new Date(first.date).getTime()).to.equal(intervalMs)
}
before(async function () {
this.timeout(120000);
({ vodVideoId, liveVideoId, ffmpegCommand: command } = await prepareViewsVideos({ servers, live: true, vod: true }))
})
it('Should display appropriate viewers metrics', async function () {
for (const videoId of [ vodVideoId, liveVideoId ]) {
await servers[0].views.simulateViewer({ id: videoId, currentTimes: [ 0, 3 ] })
await servers[1].views.simulateViewer({ id: videoId, currentTimes: [ 0, 5 ] })
}
await processViewersStats(servers)
for (const videoId of [ vodVideoId, liveVideoId ]) {
const result = await servers[0].videoStats.getTimeserieStats({ videoId, metric: 'viewers' })
expectTimeserieData(result, 2)
}
})
it('Should display appropriate watch time metrics', async function () {
for (const videoId of [ vodVideoId, liveVideoId ]) {
const result = await servers[0].videoStats.getTimeserieStats({ videoId, metric: 'aggregateWatchTime' })
expectTimeserieData(result, 8)
await servers[1].views.simulateViewer({ id: videoId, currentTimes: [ 0, 1 ] })
}
await processViewersStats(servers)
for (const videoId of [ vodVideoId, liveVideoId ]) {
const result = await servers[0].videoStats.getTimeserieStats({ videoId, metric: 'aggregateWatchTime' })
expectTimeserieData(result, 9)
}
})
it('Should use a custom start/end date', async function () {
const now = new Date()
const twentyDaysAgo = new Date()
twentyDaysAgo.setDate(twentyDaysAgo.getDate() - 19)
const result = await servers[0].videoStats.getTimeserieStats({
videoId: vodVideoId,
metric: 'aggregateWatchTime',
startDate: twentyDaysAgo,
endDate: now
})
expect(result.groupInterval).to.equal('1 day')
expect(result.data).to.have.lengthOf(20)
const first = result.data[0]
expect(new Date(first.date).toLocaleDateString()).to.equal(twentyDaysAgo.toLocaleDateString())
expectInterval(result, 24 * 3600 * 1000)
expectTodayLastValue(result, 9)
})
it('Should automatically group by hours', async function () {
const now = new Date()
const twoDaysAgo = new Date()
twoDaysAgo.setDate(twoDaysAgo.getDate() - 1)
const result = await servers[0].videoStats.getTimeserieStats({
videoId: vodVideoId,
metric: 'aggregateWatchTime',
startDate: twoDaysAgo,
endDate: now
})
expect(result.groupInterval).to.equal('1 hour')
expect(result.data).to.have.length.above(24).and.below(50)
expectInterval(result, 3600 * 1000)
expectTodayLastValue(result, 9)
})
it('Should automatically group by ten minutes', async function () {
const now = new Date()
const twoHoursAgo = new Date()
twoHoursAgo.setHours(twoHoursAgo.getHours() - 4)
const result = await servers[0].videoStats.getTimeserieStats({
videoId: vodVideoId,
metric: 'aggregateWatchTime',
startDate: twoHoursAgo,
endDate: now
})
expect(result.groupInterval).to.equal('10 minutes')
expect(result.data).to.have.length.above(20).and.below(30)
expectInterval(result, 60 * 10 * 1000)
expectTodayLastValue(result, 9)
})
it('Should automatically group by one minute', async function () {
const now = new Date()
const thirtyAgo = new Date()
thirtyAgo.setMinutes(thirtyAgo.getMinutes() - 30)
const result = await servers[0].videoStats.getTimeserieStats({
videoId: vodVideoId,
metric: 'aggregateWatchTime',
startDate: thirtyAgo,
endDate: now
})
expect(result.groupInterval).to.equal('1 minute')
expect(result.data).to.have.length.above(20).and.below(40)
expectInterval(result, 60 * 1000)
expectTodayLastValue(result, 9)
})
after(async function () {
await stopFfmpeg(command)
})
})
after(async function () {
await cleanupTests(servers)
})
})
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