Function classWhenTransitionStart

packages/vue/__tests__/e2e/Transition.spec.ts:24–30

()

  const transitionFinish = (time = duration) => timeout(time + buffer)

  const classWhenTransitionStart = () =>
    page().evaluate(() => {
      ;(document.querySelector('#toggleBtn') as any)!.click()
      return Promise.resolve().then(() => {
        return document.querySelector('#container div')!.className.split(/\s+/g)
      })
    })

  beforeEach(async () => {
    await reset()