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import { nextTestSetup } from 'e2e-utils'
function normalize(str: string) {
return str.replace(/<!-- -->/g, '')
}
describe('esm-externals', () => {
const { next, isTurbopack } = nextTestSetup({
files: __dirname,
})
// Pages
describe.each(['/static', '/ssr', '/ssg'])('pages url %s', (url) => {
// For invalid esm packages that have "import" pointing to a non-esm-flagged module
// webpack is using the CJS version instead, but Turbopack is opting out of
// externalizing and bundling the non-esm-flagged module.
const expectedHtml = isTurbopack
? 'Hello World+World+World+World+World+World'
: url === '/static'
? 'Hello World+World+Alternative+World+World+World'
: 'Hello World+World+Alternative+World+World+Alternative'
// On the client side, webpack always bundles, so it uses the non-esm-flagged module too.
const expectedText =
isTurbopack || url === '/static'
? 'Hello World+World+World+World+World+World'
: 'Hello World+World+World+World+World+Alternative'
it('should return the correct SSR HTML', async () => {
const $ = await next.render$(url)
const body = $('body p').html()
expect(normalize(body)).toEqual(expectedHtml)
})
it('should render the correct page', async () => {
const browser = await next.browser(url)
expect(await browser.elementByCss('body p').text()).toEqual(expectedText)
})
})
// App dir
describe.each(['/server', '/client'])('app dir url %s', (url) => {
const expectedHtml = isTurbopack
? 'Hello World+World+World'
: 'Hello World+World+Alternative'
const expectedText = isTurbopack
? 'Hello World+World+World'
: url === '/client'
? 'Hello World+World+World'
: 'Hello World+World+Alternative'
it('should return the correct SSR HTML', async () => {
const $ = await next.render$(url)
const body = $('body > p').html()
expect(normalize(body)).toEqual(expectedHtml)
})
it('should render the correct page', async () => {
const browser = await next.browser(url)
expect(await browser.elementByCss('body > p').text()).toEqual(
expectedText
)
})
})
})
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