next.js/test/e2e/module-layer/module-layer.test.ts at zt/sync-react · correasebastian/next.js · GitHub

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import { createNextDescribe } from 'e2e-utils'

createNextDescribe(
  'module layer',
  {
    files: __dirname,
  },
  ({ next, isNextStart }) => {
    function runTests() {
      const routes = [
        // app client components pages
        '/app/client',
        '/app/client-edge',
        // app sever components pages
        '/app/server',
        '/app/server-edge',
        // app routes
        '/app/route',
        '/app/route-edge',
        // pages/api
        '/api/hello',
        '/api/hello-edge',
        '/api/mixed',
      ]

      for (const route of routes) {
        it(`should render routes marked with restriction marks without errors ${route}`, async () => {
          const { status } = await next.fetch(route)
          expect([route, status]).toEqual([route, 200])
        })
      }

      if (isNextStart) {
        it('should log the build info properly', async () => {
          const cliOutput = next.cliOutput
          expect(cliOutput).toContain('Middleware')

          const functionsManifest = JSON.parse(
            await next.readFile('.next/server/functions-config-manifest.json')
          )
          expect(functionsManifest.functions).toContainKeys([
            '/app/route-edge',
            '/api/hello-edge',
            '/app/client-edge',
            '/app/server-edge',
          ])
          const pagesManifest = JSON.parse(
            await next.readFile('.next/server/pages-manifest.json')
          )
          const middlewareManifest = JSON.parse(
            await next.readFile('.next/server/middleware-manifest.json')
          )
          expect(middlewareManifest.middleware).toBeTruthy()
          expect(pagesManifest).toContainKeys([
            '/api/hello-edge',
            '/pages-ssr',
            '/api/hello',
          ])
        })
      }
    }

    describe('no server-only in server targets', () => {
      const middlewareFile = 'middleware.js'
      // const pagesApiFile = 'pages/api/hello.js'
      let middlewareContent = ''
      // let pagesApiContent = ''

      beforeAll(async () => {
        await next.stop()

        middlewareContent = await next.readFile(middlewareFile)
        // pagesApiContent = await next.readFile(pagesApiFile)

        await next.patchFile(
          middlewareFile,
          middlewareContent
            .replace("import 'server-only'", "// import 'server-only'")
            .replace("// import './lib/mixed-lib'", "import './lib/mixed-lib'")
        )

        // await next.patchFile(
        //   pagesApiFile,
        //   pagesApiContent
        //     .replace("import 'server-only'", "// import 'server-only'")
        //     .replace(
        //       "// import '../../lib/mixed-lib'",
        //       "import '../../lib/mixed-lib'"
        //     )
        // )

        await next.start()
      })
      afterAll(async () => {
        await next.patchFile(middlewareFile, middlewareContent)
        // await next.patchFile(pagesApiFile, pagesApiContent)
      })
      runTests()
    })
    describe('with server-only in server targets', () => {
      runTests()
    })
  }
)