server/tests/utils/miscs/miscs.ts

   1 /* tslint:disable:no-unused-expression */
   2
   3 import { expect } from 'chai'
   4 import { join } from 'path'
   5 import * as request from 'supertest'
   6 import * as WebTorrent from 'webtorrent'
   7 import { readFileBufferPromise } from '../../../helpers/core-utils'
   8
   9 let webtorrent = new WebTorrent()
  10
  11 function immutableAssign <T, U> (target: T, source: U) {
  12   return Object.assign<{}, T, U>({}, target, source)
  13 }
  14
  15   // Default interval -> 5 minutes
  16 function dateIsValid (dateString: string, interval = 300000) {
  17   const dateToCheck = new Date(dateString)
  18   const now = new Date()
  19
  20   return Math.abs(now.getTime() - dateToCheck.getTime()) <= interval
  21 }
  22
  23 function wait (milliseconds: number) {
  24   return new Promise(resolve => setTimeout(resolve, milliseconds))
  25 }
  26
  27 function webtorrentAdd (torrent: string, refreshWebTorrent = false) {
  28   if (refreshWebTorrent === true) webtorrent = new WebTorrent()
  29
  30   return new Promise<WebTorrent.Torrent>(res => webtorrent.add(torrent, res))
  31 }
  32
  33 function root () {
  34   // We are in server/tests/utils/miscs
  35   return join(__dirname, '..', '..', '..', '..')
  36 }
  37
  38 async function testImage (url: string, imageName: string, imagePath: string, extension = '.jpg') {
  39   // Don't test images if the node env is not set
  40   // Because we need a special ffmpeg version for this test
  41   if (process.env[ 'NODE_TEST_IMAGE' ]) {
  42     const res = await request(url)
  43       .get(imagePath)
  44       .expect(200)
  45
  46     const body = res.body
  47
  48     const data = await readFileBufferPromise(join(__dirname, '..', '..', 'api', 'fixtures', imageName + extension))
  49     const minLength = body.length - ((50 * body.length) / 100)
  50     const maxLength = body.length + ((50 * body.length) / 100)
  51
  52     return data.length > minLength && data.length < maxLength
  53   } else {
  54     console.log('Do not test images. Enable it by setting NODE_TEST_IMAGE env variable.')
  55     return true
  56   }
  57 }
  58
  59 // ---------------------------------------------------------------------------
  60
  61 export {
  62   dateIsValid,
  63   wait,
  64   webtorrentAdd,
  65   immutableAssign,
  66   testImage,
  67   root
  68 }