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1 | /* tslint:disable:no-unused-expression */ | |
2 | ||
3 | import * as chai from 'chai' | |
4 | import { basename, dirname, isAbsolute, join, resolve } from 'path' | |
5 | import * as request from 'supertest' | |
6 | import * as WebTorrent from 'webtorrent' | |
7 | import { ensureDir, pathExists, readFile } from 'fs-extra' | |
8 | import * as ffmpeg from 'fluent-ffmpeg' | |
9 | ||
10 | const expect = chai.expect | |
11 | let webtorrent: WebTorrent.Instance | |
12 | ||
13 | function immutableAssign <T, U> (target: T, source: U) { | |
14 | return Object.assign<{}, T, U>({}, target, source) | |
15 | } | |
16 | ||
17 | // Default interval -> 5 minutes | |
18 | function dateIsValid (dateString: string, interval = 300000) { | |
19 | const dateToCheck = new Date(dateString) | |
20 | const now = new Date() | |
21 | ||
22 | return Math.abs(now.getTime() - dateToCheck.getTime()) <= interval | |
23 | } | |
24 | ||
25 | function wait (milliseconds: number) { | |
26 | return new Promise(resolve => setTimeout(resolve, milliseconds)) | |
27 | } | |
28 | ||
29 | function webtorrentAdd (torrent: string, refreshWebTorrent = false) { | |
30 | const WebTorrent = require('webtorrent') | |
31 | ||
32 | if (!webtorrent) webtorrent = new WebTorrent() | |
33 | if (refreshWebTorrent === true) webtorrent = new WebTorrent() | |
34 | ||
35 | return new Promise<WebTorrent.Torrent>(res => webtorrent.add(torrent, res)) | |
36 | } | |
37 | ||
38 | function root () { | |
39 | // We are in /miscs | |
40 | let root = join(__dirname, '..', '..', '..') | |
41 | ||
42 | if (basename(root) === 'dist') root = resolve(root, '..') | |
43 | ||
44 | return root | |
45 | } | |
46 | ||
47 | async function testImage (url: string, imageName: string, imagePath: string, extension = '.jpg') { | |
48 | const res = await request(url) | |
49 | .get(imagePath) | |
50 | .expect(200) | |
51 | ||
52 | const body = res.body | |
53 | ||
54 | const data = await readFile(join(root(), 'server', 'tests', 'fixtures', imageName + extension)) | |
55 | const minLength = body.length - ((20 * body.length) / 100) | |
56 | const maxLength = body.length + ((20 * body.length) / 100) | |
57 | ||
58 | expect(data.length).to.be.above(minLength) | |
59 | expect(data.length).to.be.below(maxLength) | |
60 | } | |
61 | ||
62 | function buildAbsoluteFixturePath (path: string, customCIPath = false) { | |
63 | if (isAbsolute(path)) { | |
64 | return path | |
65 | } | |
66 | ||
67 | if (customCIPath) { | |
68 | if (process.env.GITLAB_CI) return join(root(), 'cached-fixtures', path) | |
69 | ||
70 | if (process.env.TRAVIS) return join(process.env.HOME, 'fixtures', path) | |
71 | } | |
72 | ||
73 | return join(root(), 'server', 'tests', 'fixtures', path) | |
74 | } | |
75 | ||
76 | async function generateHighBitrateVideo () { | |
77 | const tempFixturePath = buildAbsoluteFixturePath('video_high_bitrate_1080p.mp4', true) | |
78 | ||
79 | await ensureDir(dirname(tempFixturePath)) | |
80 | ||
81 | const exists = await pathExists(tempFixturePath) | |
82 | if (!exists) { | |
83 | ||
84 | // Generate a random, high bitrate video on the fly, so we don't have to include | |
85 | // a large file in the repo. The video needs to have a certain minimum length so | |
86 | // that FFmpeg properly applies bitrate limits. | |
87 | // https://stackoverflow.com/a/15795112 | |
88 | return new Promise<string>(async (res, rej) => { | |
89 | ffmpeg() | |
90 | .outputOptions([ '-f rawvideo', '-video_size 1920x1080', '-i /dev/urandom' ]) | |
91 | .outputOptions([ '-ac 2', '-f s16le', '-i /dev/urandom', '-t 10' ]) | |
92 | .outputOptions([ '-maxrate 10M', '-bufsize 10M' ]) | |
93 | .output(tempFixturePath) | |
94 | .on('error', rej) | |
95 | .on('end', () => res(tempFixturePath)) | |
96 | .run() | |
97 | }) | |
98 | } | |
99 | ||
100 | return tempFixturePath | |
101 | } | |
102 | ||
103 | // --------------------------------------------------------------------------- | |
104 | ||
105 | export { | |
106 | dateIsValid, | |
107 | wait, | |
108 | webtorrentAdd, | |
109 | immutableAssign, | |
110 | testImage, | |
111 | buildAbsoluteFixturePath, | |
112 | root, | |
113 | generateHighBitrateVideo | |
114 | } |