server/tests/utils/miscs/miscs.ts

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