import { scrollHander, logout } from '@/scripts/homePage'

test('logout', async () => {
  const meta = document.createElement('meta')
  meta.name = 'csrf-token'
  meta.content = 'token'
  document.head.appendChild(meta)

  window.fetch = jest.fn()

  await logout()
  expect(window.fetch).toBeCalledWith('/auth/logout', {
    method: 'POST',
    credentials: 'same-origin',
    headers: {
      'X-CSRF-TOKEN': 'token',
    },
  })
})

describe('scroll handler', () => {
  beforeAll(() => {
    window.blessing.extra = {
      transparent_navbar: false,
    }
  })

  it('should be transparent at top', () => {
    Object.assign(window, { innerHeight: 900 })
    document.body.innerHTML = '<nav class="navbar"></nav>'
    scrollHander()
    window.dispatchEvent(new Event('scroll'))
    expect(
      document.querySelector('nav')!.classList.contains('transparent'),
    ).toBeTrue()
  })

  it('should not be transparent at bottom', () => {
    Object.assign(window, { innerHeight: 900, scrollY: 800 })
    document.body.innerHTML = '<nav class="navbar transparent"></nav>'
    scrollHander()
    window.dispatchEvent(new Event('scroll'))
    expect(
      document.querySelector('nav')!.classList.contains('transparent'),
    ).toBeFalse()
  })
})