import { createNext, FileRef } from 'e2e-utils'
import { renderViaHTTP } from 'next-test-utils'
import cheerio from 'cheerio'
import webdriver from 'next-webdriver'
import { NextInstance } from 'e2e-utils'
import { join } from 'path'
describe('next/head', () => {
let next: NextInstance
beforeAll(async () => {
next = await createNext({
files: {
pages: new FileRef(join(__dirname, 'app/pages')),
components: new FileRef(join(__dirname, 'app/components')),
},
})
})
afterAll(() => next.destroy())
it(`should place charset element at the top of `, async () => {
const browser = await webdriver(next.url, '/')
const html = await browser.eval(() => {
const head = document.querySelector('head')
return head.innerHTML
})
expect(html).toContain(
``
)
})
it('should have correct head tags in initial document', async () => {
const html = await renderViaHTTP(next.url, '/')
const $ = cheerio.load(html)
for (let i = 1; i < 5; i++) {
expect($(`meta[name="test-head-${i}"]`).attr()['content']).toBe('hello')
}
})
it('should have correct head tags from a fragment', async () => {
const html = await renderViaHTTP(next.url, '/')
const $ = cheerio.load(html)
expect($(`meta[name="test-in-fragment"]`).attr()['content']).toBe('hello')
})
it('should have correct head tags after hydration', async () => {
const browser = await webdriver(next.url, '/')
for (let i = 1; i < 5; i++) {
expect(
await browser
.elementByCss(`meta[name="test-head-${i}"]`)
.getAttribute('content')
).toBe('hello')
}
})
it('should have current head tags from a _document getInitialProps', async () => {
const html = await renderViaHTTP(next.url, '/')
const $ = cheerio.load(html)
expect($(`meta[name="test-head-initial-props"]`).attr()['content']).toBe(
'hello'
)
})
})