91 lines
2.5 KiB
TypeScript
91 lines
2.5 KiB
TypeScript
import { createNext } from 'e2e-utils'
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import { NextInstance } from 'e2e-utils'
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import { fetchViaHTTP } from 'next-test-utils'
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describe('Middleware fetches with any HTTP method', () => {
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let next: NextInstance
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beforeAll(async () => {
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next = await createNext({
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files: {
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'pages/api/ping.js': `
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export default (req, res) => {
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res.send(JSON.stringify({
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method: req.method,
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headers: {...req.headers},
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}))
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}
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`,
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'middleware.js': `
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import { NextResponse } from 'next/server';
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const HTTP_ECHO_URL = 'https://http-echo-kou029w.vercel.app/';
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export default async (req) => {
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const kind = req.nextUrl.searchParams.get('kind')
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const handler = handlers[kind] ?? handlers['normal-fetch'];
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const response = await handler({url: HTTP_ECHO_URL, method: req.method});
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const json = await response.text()
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const res = NextResponse.next();
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res.headers.set('x-resolved', json ?? '{}');
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return res
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}
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const handlers = {
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'new-request': ({url, method}) =>
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fetch(new Request(url, { method, headers: { 'x-kind': 'new-request' } })),
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'normal-fetch': ({url, method}) =>
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fetch(url, { method, headers: { 'x-kind': 'normal-fetch' } })
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}
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`,
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},
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dependencies: {},
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})
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})
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afterAll(() => next.destroy())
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it('passes the method on a direct fetch request', async () => {
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const response = await fetchViaHTTP(
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next.url,
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'/api/ping',
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{},
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{ method: 'POST' }
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)
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const json = await response.json()
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expect(json).toMatchObject({
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method: 'POST',
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})
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const headerJson = JSON.parse(response.headers.get('x-resolved'))
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expect(headerJson).toMatchObject({
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method: 'POST',
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headers: {
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'x-kind': 'normal-fetch',
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},
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})
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})
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it('passes the method when providing a Request object', async () => {
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const response = await fetchViaHTTP(
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next.url,
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'/api/ping',
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{ kind: 'new-request' },
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{ method: 'POST' }
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)
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const json = await response.json()
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expect(json).toMatchObject({
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method: 'POST',
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})
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const headerJson = JSON.parse(response.headers.get('x-resolved'))
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expect(headerJson).toMatchObject({
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method: 'POST',
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headers: {
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'x-kind': 'new-request',
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},
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})
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})
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})
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