mirror of
https://github.com/nuxt/nuxt.git
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353 lines
13 KiB
JavaScript
353 lines
13 KiB
JavaScript
import generateETag from 'etag'
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import fresh from 'fresh'
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import consola from 'consola'
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import createNuxtMiddleware from '../../src/middleware/nuxt'
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jest.mock('etag', () => jest.fn(() => 'etag-hash'))
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jest.mock('fresh')
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const createContext = () => ({
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options: {
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render: { http2: false },
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build: {}
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},
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nuxt: {
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callHook: jest.fn()
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},
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renderRoute: jest.fn(),
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resources: {}
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})
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const createServerContext = () => ({
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req: { headers: {}, url: 'http://localhost/test/server' },
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res: { headers: {}, setHeader: jest.fn(), end: jest.fn() },
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next: jest.fn()
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})
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describe('server: nuxtMiddleware', () => {
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beforeEach(() => {
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jest.clearAllMocks()
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})
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test('should return nuxt middleware', () => {
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const nuxtMiddleware = createNuxtMiddleware({})
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expect(nuxtMiddleware).toBeInstanceOf(Function)
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})
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test('should render route in nuxt middleware', async () => {
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const context = createContext()
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const result = { html: 'rendered html' }
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context.renderRoute.mockReturnValue(result)
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const nuxtMiddleware = createNuxtMiddleware(context)
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const { req, res, next } = createServerContext()
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const html = await nuxtMiddleware(req, res, next)
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expect(context.renderRoute).toBeCalledTimes(1)
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expect(context.renderRoute).toBeCalledWith(req.url, { req, res })
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expect(context.nuxt.callHook).toBeCalledTimes(3)
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expect(context.nuxt.callHook).nthCalledWith(1, 'render:route', req.url, result, { req, res })
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expect(context.nuxt.callHook).nthCalledWith(2, 'render:beforeResponse', req.url, result, { req, res })
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expect(context.nuxt.callHook).nthCalledWith(3, 'render:routeDone', req.url, result, { req, res })
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expect(res.setHeader).toBeCalledTimes(3)
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expect(res.setHeader).nthCalledWith(1, 'Content-Type', 'text/html; charset=utf-8')
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expect(res.setHeader).nthCalledWith(2, 'Accept-Ranges', 'none')
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expect(res.setHeader).nthCalledWith(3, 'Content-Length', Buffer.byteLength(result.html))
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expect(res.end).toBeCalledTimes(1)
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expect(res.end).toBeCalledWith(result.html, 'utf8')
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expect(res.statusCode).toEqual(200)
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expect(html).toEqual(result.html)
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})
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test('should early return if route is redirected', async () => {
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const context = createContext()
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const result = { html: 'rendered html', redirected: true }
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context.renderRoute.mockReturnValue(result)
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const nuxtMiddleware = createNuxtMiddleware(context)
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const { req, res, next } = createServerContext()
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const html = await nuxtMiddleware(req, res, next)
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expect(context.nuxt.callHook).toBeCalledTimes(2)
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expect(context.nuxt.callHook).nthCalledWith(1, 'render:route', req.url, result, { req, res })
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expect(context.nuxt.callHook).nthCalledWith(2, 'render:routeDone', req.url, result, { req, res })
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expect(res.setHeader).not.toBeCalled()
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expect(res.end).not.toBeCalled()
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expect(res.statusCode).toEqual(200)
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expect(html).toEqual(result.html)
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})
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test('should set error status code when error occurred', async () => {
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const context = createContext()
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const result = { html: 'rendered html', error: new Error('render error') }
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const nuxt = { error: { statusCode: 404 } }
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context.renderRoute.mockImplementation((url, ctx) => {
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ctx.nuxt = nuxt
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return result
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})
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const nuxtMiddleware = createNuxtMiddleware(context)
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const { req, res, next } = createServerContext()
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const html = await nuxtMiddleware(req, res, next)
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expect(context.nuxt.callHook).toBeCalledTimes(3)
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expect(context.nuxt.callHook).nthCalledWith(1, 'render:route', req.url, result, { req, res, nuxt })
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expect(context.nuxt.callHook).nthCalledWith(2, 'render:beforeResponse', req.url, result, { req, res, nuxt })
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expect(context.nuxt.callHook).nthCalledWith(3, 'render:routeDone', req.url, result, { req, res, nuxt })
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expect(res.statusCode).toEqual(404)
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expect(html).toEqual(result.html)
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})
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test('should add etag after rendering', async () => {
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const context = createContext()
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const result = { html: 'rendered html' }
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context.renderRoute.mockReturnValue(result)
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context.options.render.etag = true
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const nuxtMiddleware = createNuxtMiddleware(context)
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const { req, res, next } = createServerContext()
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await nuxtMiddleware(req, res, next)
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expect(generateETag).toBeCalledTimes(1)
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expect(generateETag).toBeCalledWith('rendered html', true)
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expect(res.setHeader).nthCalledWith(1, 'ETag', 'etag-hash')
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})
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test('should set etag after rendering through hook', async () => {
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const context = createContext()
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const hash = jest.fn(() => 'etag-hook')
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context.options.render.etag = { hash }
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const result = { html: 'rendered html' }
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context.renderRoute.mockReturnValue(result)
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const nuxtMiddleware = createNuxtMiddleware(context)
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const { req, res, next } = createServerContext()
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await nuxtMiddleware(req, res, next)
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expect(hash).toBeCalledWith('rendered html', expect.any(Object))
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expect(res.setHeader).nthCalledWith(1, 'ETag', 'etag-hook')
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})
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test('should return 304 if request is fresh', async () => {
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const context = createContext()
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const result = { html: 'rendered html' }
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context.renderRoute.mockReturnValue(result)
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context.options.render.etag = true
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const nuxtMiddleware = createNuxtMiddleware(context)
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const { req, res, next } = createServerContext()
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fresh.mockReturnValue(true)
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await nuxtMiddleware(req, res, next)
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expect(res.statusCode).toEqual(304)
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expect(context.nuxt.callHook).toBeCalledTimes(3)
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expect(context.nuxt.callHook).nthCalledWith(1, 'render:route', req.url, result, { req, res })
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expect(context.nuxt.callHook).nthCalledWith(2, 'render:beforeResponse', req.url, result, { req, res })
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expect(context.nuxt.callHook).nthCalledWith(3, 'render:routeDone', req.url, result, { req, res })
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expect(res.end).toBeCalledTimes(1)
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expect(res.end).toBeCalledWith()
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})
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test('should add http2 links header if http2 push is enabled', async () => {
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const context = createContext()
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const result = {
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html: 'rendered html',
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preloadFiles: ['/nuxt/preload1.js', '/nuxt/preload2.js']
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}
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context.renderRoute.mockReturnValue(result)
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const pushAssets = jest.fn((req, res, publicPath, preloadFiles) => preloadFiles)
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context.options.render.http2 = { push: true, pushAssets }
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context.resources = { clientManifest: { publicPath: '/nuxt' } }
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const nuxtMiddleware = createNuxtMiddleware(context)
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const { req, res, next } = createServerContext()
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fresh.mockReturnValue(true)
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await nuxtMiddleware(req, res, next)
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expect(pushAssets).toBeCalledWith(req, res, '/nuxt', ['/nuxt/preload1.js', '/nuxt/preload2.js'])
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expect(res.setHeader).nthCalledWith(1, 'Link', '/nuxt/preload1.js, /nuxt/preload2.js')
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})
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test('should only include script and style in http2 push by default', async () => {
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const context = createContext()
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const result = {
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html: 'rendered html',
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preloadFiles: [
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{ file: '/nuxt/preload1.js', asType: 'script' },
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{ file: '/nuxt/preload2.js', asType: 'script' },
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{ file: '/nuxt/style.css', asType: 'style' },
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{ file: '/nuxt/font.woff', asType: 'font' }
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]
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}
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context.renderRoute.mockReturnValue(result)
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context.options.render.http2 = { push: true }
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context.resources = { clientManifest: { publicPath: '/nuxt' } }
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const nuxtMiddleware = createNuxtMiddleware(context)
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const { req, res, next } = createServerContext()
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fresh.mockReturnValue(true)
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await nuxtMiddleware(req, res, next)
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expect(res.setHeader).nthCalledWith(1, 'Link', '</nuxt/nuxt/preload1.js>; rel=preload; as=script, </nuxt/nuxt/preload2.js>; rel=preload; as=script, </nuxt/nuxt/style.css>; rel=preload; as=style')
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})
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test('should ignore preload files which are excluded by shouldPush', async () => {
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const context = createContext()
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const result = {
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html: 'rendered html',
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preloadFiles: [
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{ file: '/nuxt/preload1.js', asType: 'script' },
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{ file: '/nuxt/preload2.js', asType: 'script', modern: true },
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{ file: '/nuxt/style.css', asType: 'style' },
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{ file: '/nuxt/font.woff', asType: 'font' }
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]
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}
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context.renderRoute.mockReturnValue(result)
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context.options.dev = true
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context.options.render.crossorigin = 'use-credentials'
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context.options.render.http2 = {
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push: true,
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shouldPush: jest.fn((fileWithoutQuery, asType) => asType === 'script')
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}
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context.resources = { clientManifest: { publicPath: '/nuxt' } }
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const nuxtMiddleware = createNuxtMiddleware(context)
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const { req, res, next } = createServerContext()
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fresh.mockReturnValue(true)
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await nuxtMiddleware(req, res, next)
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expect(consola.warn).toBeCalledWith('http2.shouldPush is deprecated. Use http2.pushAssets function')
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expect(context.options.render.http2.shouldPush).toBeCalledTimes(4)
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expect(res.setHeader).nthCalledWith(1, 'Link', '</nuxt/nuxt/preload1.js>; rel=preload; crossorigin=use-credentials; as=script, </nuxt/nuxt/preload2.js>; rel=modulepreload; crossorigin=use-credentials; as=script')
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})
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test('should add csp header if csp is enabled', async () => {
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const context = createContext()
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const result = { html: 'rendered html', cspScriptSrcHashes: ['sha256-hashes'] }
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context.renderRoute.mockReturnValue(result)
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context.options.render.csp = true
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const nuxtMiddleware = createNuxtMiddleware(context)
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const { req, res, next } = createServerContext()
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fresh.mockReturnValue(true)
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await nuxtMiddleware(req, res, next)
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expect(res.setHeader).nthCalledWith(1, 'Content-Security-Policy', "script-src 'self' sha256-hashes")
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})
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test('should support allowedSources for setting csp header', async () => {
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const context = createContext()
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const result = { html: 'rendered html', cspScriptSrcHashes: ['sha256-hashes'] }
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context.renderRoute.mockReturnValue(result)
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context.options.dev = true
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context.options.render.csp = {
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reportOnly: true,
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allowedSources: ['/nuxt/*.js', '/nuxt/images/*']
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}
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const nuxtMiddleware = createNuxtMiddleware(context)
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const { req, res, next } = createServerContext()
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fresh.mockReturnValue(true)
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await nuxtMiddleware(req, res, next)
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expect(res.setHeader).nthCalledWith(
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1,
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'Content-Security-Policy-Report-Only',
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"script-src 'self' sha256-hashes /nuxt/*.js /nuxt/images/*"
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)
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})
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test('should support policies for setting csp header', async () => {
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const context = createContext()
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const result = { html: 'rendered html', cspScriptSrcHashes: ['sha256-hashes'] }
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context.renderRoute.mockReturnValue(result)
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context.options.dev = true
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context.options.render.csp = {
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policies: {
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'script-src': [
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'/nuxt',
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'/test.js'
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],
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'report-uri': [
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'/report'
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]
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}
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}
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const nuxtMiddleware = createNuxtMiddleware(context)
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const { req, res, next } = createServerContext()
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fresh.mockReturnValue(true)
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await nuxtMiddleware(req, res, next)
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expect(res.setHeader).nthCalledWith(
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1,
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'Content-Security-Policy',
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"script-src sha256-hashes 'self' /nuxt /test.js; report-uri /report"
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)
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})
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test('should catch error during running nuxt middleware', async () => {
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const context = createContext()
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const err = Error('render error')
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context.renderRoute.mockImplementation(() => {
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throw err
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})
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const nuxtMiddleware = createNuxtMiddleware(context)
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const { req, res, next } = createServerContext()
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fresh.mockReturnValue(true)
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await nuxtMiddleware(req, res, next)
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expect(next).toBeCalledWith(err)
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})
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test('should log and return error during redirecting in nuxt middleware', async () => {
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const context = createContext()
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const err = Error('render error')
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context.renderRoute.mockImplementation((url, ctx) => {
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ctx.redirected = true
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throw err
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})
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const nuxtMiddleware = createNuxtMiddleware(context)
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const { req, res, next } = createServerContext()
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fresh.mockReturnValue(true)
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expect(await nuxtMiddleware(req, res, next)).toBe(err)
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expect(consola.error).toBeCalledWith(err)
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})
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test('should return handle uri errors by normalizing', async () => {
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const context = createContext()
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const result = { html: 'rendered html' }
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context.renderRoute.mockReturnValue(result)
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const nuxtMiddleware = createNuxtMiddleware(context)
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const { req, res, next } = createServerContext()
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const paths = ['%c1%81', '%c1', '%']
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for (const path of paths) {
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await nuxtMiddleware(
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{ ...req, url: 'http://localhost/test/server/' + path },
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res,
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next
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)
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expect(next).toBeCalledTimes(0)
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expect(res.statusCode).toBe(200)
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next.mockReset()
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}
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})
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})
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