test.js

require('./src/set-require-base-to-project-root');

const assert = require('assert');

const getId = require('src/get-id');

const urls = [
    'http://www.youtube-nocookie.com/embed/up_lNV-yoK4?rel=0',
    'http://www.youtube.com/user/Scobleizer#p/u/1/1p3vcRhsYGo',
    'http://www.youtube.com/watch?v=cKZDdG9FTKY&feature=channel',
    'http://www.youtube.com/watch?v=yZ-K7nCVnBI&playnext_from=TL&videos=osPknwzXEas&feature=sub',
    'http://www.youtube.com/ytscreeningroom?v=NRHVzbJVx8I',
    'http://www.youtube.com/user/SilkRoadTheatre#p/a/u/2/6dwqZw0j_jY',
    'http://youtu.be/6dwqZw0j_jY',
    'http://www.youtube.com/watch?v=6dwqZw0j_jY&feature=youtu.be',
    'http://youtu.be/afa-5HQHiAs',
    'http://www.youtube.com/user/Scobleizer#p/u/1/1p3vcRhsYGo?rel=0',
    'http://www.youtube.com/watch?v=cKZDdG9FTKY&feature=channel',
    'http://www.youtube.com/watch?v=yZ-K7nCVnBI&playnext_from=TL&videos=osPknwzXEas&feature=sub',
    'http://www.youtube.com/ytscreeningroom?v=NRHVzbJVx8I',
    'http://www.youtube.com/embed/nas1rJpm7wY?rel=0',
    'http://www.youtube.com/watch?v=peFZbP64dsU',
    'http://youtube.com/v/dQw4w9WgXcQ?feature=youtube_gdata_player',
    'http://youtube.com/vi/dQw4w9WgXcQ?feature=youtube_gdata_player',
    'http://youtube.com/?v=dQw4w9WgXcQ&feature=youtube_gdata_player',
    'http://www.youtube.com/watch?v=dQw4w9WgXcQ&feature=youtube_gdata_player',
    'http://youtube.com/?vi=dQw4w9WgXcQ&feature=youtube_gdata_player',
    'http://youtube.com/watch?v=dQw4w9WgXcQ&feature=youtube_gdata_player',
    'http://youtube.com/watch?vi=dQw4w9WgXcQ&feature=youtube_gdata_player',
    'http://youtu.be/dQw4w9WgXcQ?feature=youtube_gdata_player'
];

const expectedResults = [
  'up_lNV-yoK4',
  '1p3vcRhsYGo',
  'cKZDdG9FTKY',
  'yZ-K7nCVnBI',
  'NRHVzbJVx8I',
  '6dwqZw0j_jY',
  '6dwqZw0j_jY',
  '6dwqZw0j_jY',
  'afa-5HQHiAs',
  '1p3vcRhsYGo',
  'cKZDdG9FTKY',
  'yZ-K7nCVnBI',
  'NRHVzbJVx8I',
  'nas1rJpm7wY',
  'peFZbP64dsU',
  'dQw4w9WgXcQ',
  'dQw4w9WgXcQ',
  'dQw4w9WgXcQ',
  'dQw4w9WgXcQ',
  'dQw4w9WgXcQ',
  'dQw4w9WgXcQ',
  'dQw4w9WgXcQ',
  'dQw4w9WgXcQ',
];

describe('getId', () => {
  it('should get the ids from each of the test YouTube links', () => {
    const ids = urls.map(getId);

    assert.deepEqual(ids, expectedResults, 'Incorrect id returned.');
  })
})