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https://github.com/hanzoai/next.js.git
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Will Binns-SmithandGitHub
dc3b6edee2
This implements the `restart` event, fully evicting all caches. This is needed for when client manifest changes are made. Test Plan: CI for https://github.com/vercel/next.js/pull/90389
47 lines
1.6 KiB
TypeScript
47 lines
1.6 KiB
TypeScript
import { nextTestSetup } from 'e2e-utils'
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import { retry } from 'next-test-utils'
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import cheerio from 'cheerio'
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describe('dev-fetch-hmr', () => {
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const { next } = nextTestSetup({
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files: __dirname,
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})
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it('should retain module level fetch patching', async () => {
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const html = await next.render('/')
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expect(html).toContain('monkey patching is fun')
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const magicNumber = cheerio.load(html)('#magic-number').text()
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const html2 = await next.render('/')
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expect(html2).toContain('monkey patching is fun')
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const magicNumber2 = cheerio.load(html2)('#magic-number').text()
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// Module was not re-evaluated
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expect(magicNumber2).toBe(magicNumber)
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const update = cheerio.load(html2)('#update').text()
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expect(update).toBe('touch to trigger HMR')
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await next.patchFile('app/page.tsx', (content) =>
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content.replace('touch to trigger HMR', 'touch to trigger HMR 2')
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)
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// For server hmr, we must touch the exact module to trigger re-evaluation
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await next.patchFile('app/layout.tsx', (content) =>
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content.replace(
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'const magicNumber = Math.random()',
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'// hmr trigger\nconst magicNumber = Math.random()'
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)
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)
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await retry(async () => {
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const html3 = await next.render('/')
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const update2 = cheerio.load(html3)('#update').text()
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expect(update2).toBe('touch to trigger HMR 2')
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const magicNumber3 = cheerio.load(html3)('#magic-number').text()
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expect(html3).toContain('monkey patching is fun')
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// Module was re-evaluated
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expect(magicNumber3).not.toEqual(magicNumber)
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})
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})
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})
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