video-ad-sdk/src/adUnit/helpers/progress/__tests__/formatProgress.spec.ts

VAST/VPAID SDK that allows video ads to be played on top of any player

import {formatProgress} from '../formatProgress'

test('formatProgress must format the passed ms to hh:mm:ss.mmm', () => {
  const hourInMs = 60 * 60 * 1000
  const minInMs = 60 * 1000
  const secInMs = 1000

  expect(formatProgress(Number(secInMs))).toBe('00:00:01.000')
  expect(formatProgress(Number(6 * hourInMs))).toBe('06:00:00.000')
  expect(
    formatProgress(Number(2 * hourInMs + 14 * minInMs + 10 * secInMs + 23))
  ).toBe('02:14:10.023')
})