/* eslint-disable jest/no-standalone-expect */ import { waitFor, retry } from 'next-test-utils' import { nextTestSetup } from 'e2e-utils' describe('app-fetch-deduping', () => { const { next, isTurbopack } = nextTestSetup({ files: __dirname }) const itSkipTurbopack = isTurbopack ? it.skip : it // This solution consistently works in Webpack but is flaky in Turbopack. // This will require a follow-up itSkipTurbopack( 'should still properly cache fetches when the user has a custom fetch implementation', async () => { const browser = await next.browser('/') let currentValue: string | undefined await retry(async () => { const initialRandom = await browser.elementById('random').text() expect(initialRandom).toMatch(/^0\.\d+$/) await browser.refresh() currentValue = await browser.elementById('random').text() expect(currentValue).toBe(initialRandom) }) // wait for the revalidation period await waitFor(3000) await retry(async () => { await browser.refresh() const finalValue = await browser.elementById('random').text() expect(finalValue).not.toBe(currentValue) }) } ) })