From 54274bd0ff9204bc51d3ed249b14906ff761249a Mon Sep 17 00:00:00 2001
From: Jiachi Liu <inbox@huozhi.im>
Date: Wed, 24 Aug 2022 22:39:15 +0200
Subject: [PATCH 1/4] test: merge edge ssr tests

---
 .../index.test.ts                             |  33 -----
 .../custom-server/next.config.js              |   0
 .../custom-server/pages/index.js              |   0
 .../streaming-ssr}/custom-server/server.js    |   0
 .../streaming-ssr}/index.test.ts              | 118 ++++++++++--------
 .../streaming-ssr/next.config.js              |   3 +
 .../streaming-ssr/pages/api/user/[id].js      |   7 ++
 .../streaming-ssr/pages/api/user/login.js     |   3 +
 .../streaming-ssr/pages/hello.js              |   0
 .../streaming-ssr/pages/index.js              |   0
 .../streaming-ssr/pages/multi-byte.js         |   0
 test/e2e/switchable-runtime/index.test.ts     |   9 ++
 test/e2e/switchable-runtime/next.config.js    |  15 +++
 .../test/index.test.js                        |   2 +-
 .../prerender-preview/test/index.test.js      |   2 +-
 .../streaming-ssr/next.config.js              |   6 -
 16 files changed, 103 insertions(+), 95 deletions(-)
 delete mode 100644 test/e2e/edge-vs.-non-edge-api-route-priority/index.test.ts
 rename test/{production/react-18-streaming-ssr => e2e/streaming-ssr}/custom-server/next.config.js (100%)
 rename test/{production/react-18-streaming-ssr => e2e/streaming-ssr}/custom-server/pages/index.js (100%)
 rename test/{production/react-18-streaming-ssr => e2e/streaming-ssr}/custom-server/server.js (100%)
 rename test/{production/react-18-streaming-ssr => e2e/streaming-ssr}/index.test.ts (57%)
 create mode 100644 test/e2e/streaming-ssr/streaming-ssr/next.config.js
 create mode 100644 test/e2e/streaming-ssr/streaming-ssr/pages/api/user/[id].js
 create mode 100644 test/e2e/streaming-ssr/streaming-ssr/pages/api/user/login.js
 rename test/{production/react-18-streaming-ssr => e2e/streaming-ssr}/streaming-ssr/pages/hello.js (100%)
 rename test/{production/react-18-streaming-ssr => e2e/streaming-ssr}/streaming-ssr/pages/index.js (100%)
 rename test/{production/react-18-streaming-ssr => e2e/streaming-ssr}/streaming-ssr/pages/multi-byte.js (100%)
 delete mode 100644 test/production/react-18-streaming-ssr/streaming-ssr/next.config.js

diff --git a/test/e2e/edge-vs.-non-edge-api-route-priority/index.test.ts b/test/e2e/edge-vs.-non-edge-api-route-priority/index.test.ts
deleted file mode 100644
index 48fe0a3e92ba..000000000000
--- a/test/e2e/edge-vs.-non-edge-api-route-priority/index.test.ts
+++ /dev/null
@@ -1,33 +0,0 @@
-import { createNext } from 'e2e-utils'
-import { NextInstance } from 'test/lib/next-modes/base'
-import { fetchViaHTTP } from 'next-test-utils'
-
-describe('Edge vs. non-Edge API route priority', () => {
-  let next: NextInstance
-
-  beforeAll(async () => {
-    next = await createNext({
-      files: {
-        'pages/api/user/login.js': `
-            export default async function handler(_, res) {
-              res.send('from login.js')
-            }
-        `,
-        'pages/api/user/[id].js': `
-          export const config = {
-            runtime: 'experimental-edge',
-          }
-          export default async function handler() {
-            return new Response('from [id].js')
-          }`,
-      },
-      dependencies: {},
-    })
-  })
-  afterAll(() => next.destroy())
-
-  it('more specific route should match', async () => {
-    const res = await fetchViaHTTP(next.url, '/api/user/login')
-    expect(await res.text()).toBe('from login.js')
-  })
-})
diff --git a/test/production/react-18-streaming-ssr/custom-server/next.config.js b/test/e2e/streaming-ssr/custom-server/next.config.js
similarity index 100%
rename from test/production/react-18-streaming-ssr/custom-server/next.config.js
rename to test/e2e/streaming-ssr/custom-server/next.config.js
diff --git a/test/production/react-18-streaming-ssr/custom-server/pages/index.js b/test/e2e/streaming-ssr/custom-server/pages/index.js
similarity index 100%
rename from test/production/react-18-streaming-ssr/custom-server/pages/index.js
rename to test/e2e/streaming-ssr/custom-server/pages/index.js
diff --git a/test/production/react-18-streaming-ssr/custom-server/server.js b/test/e2e/streaming-ssr/custom-server/server.js
similarity index 100%
rename from test/production/react-18-streaming-ssr/custom-server/server.js
rename to test/e2e/streaming-ssr/custom-server/server.js
diff --git a/test/production/react-18-streaming-ssr/index.test.ts b/test/e2e/streaming-ssr/index.test.ts
similarity index 57%
rename from test/production/react-18-streaming-ssr/index.test.ts
rename to test/e2e/streaming-ssr/index.test.ts
index bc4fb8df0c54..1f646f6b5638 100644
--- a/test/production/react-18-streaming-ssr/index.test.ts
+++ b/test/e2e/streaming-ssr/index.test.ts
@@ -14,22 +14,19 @@ const react18Deps = {
   'react-dom': '^18.0.0',
 }
 
+const isNextProd = !(global as any).isNextDev && !(global as any).isNextDeploy
+
 describe('react 18 streaming SSR in minimal mode', () => {
   let next: NextInstance
 
   beforeAll(async () => {
-    process.env.NEXT_PRIVATE_MINIMAL_MODE = '1'
+    if (isNextProd) {
+      process.env.NEXT_PRIVATE_MINIMAL_MODE = '1'
+    }
 
     next = await createNext({
       files: {
-        'pages/index.js': `
-          export default function Page() {
-            return <p>streaming</p>
-          }
-          export async function getServerSideProps() {
-            return { props: {} }
-          }
-        `,
+        pages: new FileRef(join(__dirname, './streaming-ssr/pages')),
       },
       nextConfig: {
         experimental: {
@@ -57,10 +54,19 @@ describe('react 18 streaming SSR in minimal mode', () => {
     })
   })
   afterAll(() => {
-    delete process.env.NEXT_PRIVATE_MINIMAL_MODE
+    if (isNextProd) {
+      delete process.env.NEXT_PRIVATE_MINIMAL_MODE
+    }
     next.destroy()
   })
 
+  it('should match more specific route along with dynamic routes', async () => {
+    const res1 = await fetchViaHTTP(next.url, '/api/user/login')
+    const res2 = await fetchViaHTTP(next.url, '/api/user/any')
+    expect(await res1.text()).toBe('login')
+    expect(await res2.text()).toBe('[id]')
+  })
+
   it('should pass correct nextRuntime values', async () => {
     const content = await next.readFile('runtimes.txt')
     expect(content.split('\n').sort()).toEqual(['client', 'edge', 'nodejs'])
@@ -68,16 +74,18 @@ describe('react 18 streaming SSR in minimal mode', () => {
 
   it('should generate html response by streaming correctly', async () => {
     const html = await renderViaHTTP(next.url, '/')
-    expect(html).toContain('streaming')
+    expect(html).toContain('index')
   })
 
-  it('should have generated a static 404 page', async () => {
-    expect(await next.readFile('.next/server/pages/404.html')).toBeTruthy()
+  if (isNextProd) {
+    it('should have generated a static 404 page', async () => {
+      expect(await next.readFile('.next/server/pages/404.html')).toBeTruthy()
 
-    const res = await fetchViaHTTP(next.url, '/non-existent')
-    expect(res.status).toBe(404)
-    expect(await res.text()).toContain('This page could not be found')
-  })
+      const res = await fetchViaHTTP(next.url, '/non-existent')
+      expect(res.status).toBe(404)
+      expect(await res.text()).toContain('This page could not be found')
+    })
+  }
 })
 
 describe('react 18 streaming SSR with custom next configs', () => {
@@ -123,42 +131,44 @@ describe('react 18 streaming SSR with custom next configs', () => {
   })
 })
 
-describe('react 18 streaming SSR with custom server', () => {
-  let next
-  let server
-  let appPort
-  beforeAll(async () => {
-    next = await createNext({
-      files: {
-        pages: new FileRef(join(__dirname, 'custom-server/pages')),
-        'server.js': new FileRef(join(__dirname, 'custom-server/server.js')),
-      },
-      nextConfig: require(join(__dirname, 'custom-server/next.config.js')),
-      dependencies: react18Deps,
+if (isNextProd) {
+  describe('react 18 streaming SSR with custom server', () => {
+    let next
+    let server
+    let appPort
+    beforeAll(async () => {
+      next = await createNext({
+        files: {
+          pages: new FileRef(join(__dirname, 'custom-server/pages')),
+          'server.js': new FileRef(join(__dirname, 'custom-server/server.js')),
+        },
+        nextConfig: require(join(__dirname, 'custom-server/next.config.js')),
+        dependencies: react18Deps,
+      })
+      await next.stop()
+
+      const testServer = join(next.testDir, 'server.js')
+      appPort = await findPort()
+      server = await initNextServerScript(
+        testServer,
+        /Listening/,
+        {
+          ...process.env,
+          PORT: appPort,
+        },
+        undefined,
+        {
+          cwd: next.testDir,
+        }
+      )
+    })
+    afterAll(async () => {
+      await next.destroy()
+      if (server) await killApp(server)
+    })
+    it('should render page correctly under custom server', async () => {
+      const html = await renderViaHTTP(appPort, '/')
+      expect(html).toContain('streaming')
     })
-    await next.stop()
-
-    const testServer = join(next.testDir, 'server.js')
-    appPort = await findPort()
-    server = await initNextServerScript(
-      testServer,
-      /Listening/,
-      {
-        ...process.env,
-        PORT: appPort,
-      },
-      undefined,
-      {
-        cwd: next.testDir,
-      }
-    )
-  })
-  afterAll(async () => {
-    await next.destroy()
-    if (server) await killApp(server)
-  })
-  it('should render page correctly under custom server', async () => {
-    const html = await renderViaHTTP(appPort, '/')
-    expect(html).toContain('streaming')
   })
-})
+}
diff --git a/test/e2e/streaming-ssr/streaming-ssr/next.config.js b/test/e2e/streaming-ssr/streaming-ssr/next.config.js
new file mode 100644
index 000000000000..ce3f975d0eac
--- /dev/null
+++ b/test/e2e/streaming-ssr/streaming-ssr/next.config.js
@@ -0,0 +1,3 @@
+module.exports = {
+  trailingSlash: true,
+}
diff --git a/test/e2e/streaming-ssr/streaming-ssr/pages/api/user/[id].js b/test/e2e/streaming-ssr/streaming-ssr/pages/api/user/[id].js
new file mode 100644
index 000000000000..c5649d2074e4
--- /dev/null
+++ b/test/e2e/streaming-ssr/streaming-ssr/pages/api/user/[id].js
@@ -0,0 +1,7 @@
+export default async function handler() {
+  return new Response('[id]')
+}
+
+export const config = {
+  runtime: 'experimental-edge',
+}
diff --git a/test/e2e/streaming-ssr/streaming-ssr/pages/api/user/login.js b/test/e2e/streaming-ssr/streaming-ssr/pages/api/user/login.js
new file mode 100644
index 000000000000..31493ce1ef6a
--- /dev/null
+++ b/test/e2e/streaming-ssr/streaming-ssr/pages/api/user/login.js
@@ -0,0 +1,3 @@
+export default async function handler(_, res) {
+  res.send('login')
+}
diff --git a/test/production/react-18-streaming-ssr/streaming-ssr/pages/hello.js b/test/e2e/streaming-ssr/streaming-ssr/pages/hello.js
similarity index 100%
rename from test/production/react-18-streaming-ssr/streaming-ssr/pages/hello.js
rename to test/e2e/streaming-ssr/streaming-ssr/pages/hello.js
diff --git a/test/production/react-18-streaming-ssr/streaming-ssr/pages/index.js b/test/e2e/streaming-ssr/streaming-ssr/pages/index.js
similarity index 100%
rename from test/production/react-18-streaming-ssr/streaming-ssr/pages/index.js
rename to test/e2e/streaming-ssr/streaming-ssr/pages/index.js
diff --git a/test/production/react-18-streaming-ssr/streaming-ssr/pages/multi-byte.js b/test/e2e/streaming-ssr/streaming-ssr/pages/multi-byte.js
similarity index 100%
rename from test/production/react-18-streaming-ssr/streaming-ssr/pages/multi-byte.js
rename to test/e2e/streaming-ssr/streaming-ssr/pages/multi-byte.js
diff --git a/test/e2e/switchable-runtime/index.test.ts b/test/e2e/switchable-runtime/index.test.ts
index 7ec464455d62..b7d1ab0efb96 100644
--- a/test/e2e/switchable-runtime/index.test.ts
+++ b/test/e2e/switchable-runtime/index.test.ts
@@ -286,6 +286,10 @@ describe('Switchable runtime', () => {
           isStatic: false,
           isEdge: true,
         })
+        await testRoute(context.appPort, '/rewrite/edge', {
+          isStatic: false,
+          isEdge: true,
+        })
       })
 
       // TODO: edge rsc in app dir
@@ -305,6 +309,11 @@ describe('Switchable runtime', () => {
         text = await response.text()
         expect(text).toMatch(/Returned by Edge API Route .+\/api\/edge/)
 
+        // Rewrite should also work
+        response = await fetchViaHTTP(context.appPort, 'rewrite/api/edge')
+        text = await response.text()
+        expect(text).toMatch(/Returned by Edge API Route .+\/api\/edge/)
+
         if (!(global as any).isNextDeploy) {
           const manifest = await readJson(
             join(context.appDir, '.next/server/middleware-manifest.json')
diff --git a/test/e2e/switchable-runtime/next.config.js b/test/e2e/switchable-runtime/next.config.js
index 31dd1d92233e..a055cc5ad2bc 100644
--- a/test/e2e/switchable-runtime/next.config.js
+++ b/test/e2e/switchable-runtime/next.config.js
@@ -1,7 +1,22 @@
+/** @type {import('next').NextConfig} */
 module.exports = {
   reactStrictMode: true,
   experimental: {
     appDir: true,
     serverComponents: true,
   },
+  async rewrites() {
+    return {
+      afterFiles: [
+        {
+          source: '/rewrite/edge',
+          destination: '/edge',
+        },
+        {
+          source: '/rewrite/api/edge',
+          destination: '/api/edge',
+        },
+      ],
+    }
+  },
 }
diff --git a/test/integration/getserversideprops-preview/test/index.test.js b/test/integration/getserversideprops-preview/test/index.test.js
index 00a636a1881e..b3ec85122f95 100644
--- a/test/integration/getserversideprops-preview/test/index.test.js
+++ b/test/integration/getserversideprops-preview/test/index.test.js
@@ -239,7 +239,7 @@ describe('ServerSide Props Preview Mode', () => {
       expect(cookies.length).toBe(2)
     })
 
-    /** @type import('next-webdriver').Chain */
+    /** @type {import('next-webdriver').Chain} */
     let browser
     it('should start the client-side browser', async () => {
       browser = await webdriver(
diff --git a/test/integration/prerender-preview/test/index.test.js b/test/integration/prerender-preview/test/index.test.js
index ce9d77087f93..885cdb19d149 100644
--- a/test/integration/prerender-preview/test/index.test.js
+++ b/test/integration/prerender-preview/test/index.test.js
@@ -300,7 +300,7 @@ describe('Prerender Preview Mode', () => {
       expect(cookies.length).toBe(2)
     })
 
-    /** @type import('next-webdriver').Chain */
+    /** @type {import('next-webdriver').Chain} */
     let browser
     it('should start the client-side browser', async () => {
       browser = await webdriver(
diff --git a/test/production/react-18-streaming-ssr/streaming-ssr/next.config.js b/test/production/react-18-streaming-ssr/streaming-ssr/next.config.js
deleted file mode 100644
index 04abd7efb81a..000000000000
--- a/test/production/react-18-streaming-ssr/streaming-ssr/next.config.js
+++ /dev/null
@@ -1,6 +0,0 @@
-module.exports = {
-  trailingSlash: true,
-  experimental: {
-    runtime: 'experimental-edge',
-  },
-}

From f7a13f3c69cca43554bd38c4c72bde466f3cbbbf Mon Sep 17 00:00:00 2001
From: Jiachi Liu <inbox@huozhi.im>
Date: Wed, 24 Aug 2022 22:49:50 +0200
Subject: [PATCH 2/4] update build test deploy yml

---
 .github/workflows/build_test_deploy.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/build_test_deploy.yml b/.github/workflows/build_test_deploy.yml
index fd346920c8d6..6f308ce4fa89 100644
--- a/.github/workflows/build_test_deploy.yml
+++ b/.github/workflows/build_test_deploy.yml
@@ -1222,7 +1222,8 @@ jobs:
       - run: TEST_WASM=true xvfb-run node run-tests.js test/integration/production/test/index.test.js
         if: ${{needs.build.outputs.docsChange == 'nope'}}
 
-      - run: TEST_WASM=true xvfb-run node run-tests.js test/production/react-18-streaming-ssr/index.test.ts
+      # test wasm parsing for runtime in page config
+      - run: TEST_WASM=true xvfb-run node run-tests.js test/e2e/streaming-ssr/index.test.ts
         if: ${{needs.build.outputs.docsChange == 'nope'}}
 
   # Build binaries for publishing

From 30ba579a8dcef29e8afea77976cfe99fbed19a73 Mon Sep 17 00:00:00 2001
From: Jiachi Liu <inbox@huozhi.im>
Date: Wed, 24 Aug 2022 23:35:26 +0200
Subject: [PATCH 3/4] update test

---
 test/e2e/streaming-ssr/index.test.ts | 26 ++++++++++++++++----------
 1 file changed, 16 insertions(+), 10 deletions(-)

diff --git a/test/e2e/streaming-ssr/index.test.ts b/test/e2e/streaming-ssr/index.test.ts
index 1f646f6b5638..2ff86e826eb5 100644
--- a/test/e2e/streaming-ssr/index.test.ts
+++ b/test/e2e/streaming-ssr/index.test.ts
@@ -16,7 +16,7 @@ const react18Deps = {
 
 const isNextProd = !(global as any).isNextDev && !(global as any).isNextDeploy
 
-describe('react 18 streaming SSR in minimal mode', () => {
+describe('react 18 streaming SSR in minimal mode with node runtime', () => {
   let next: NextInstance
 
   beforeAll(async () => {
@@ -26,7 +26,13 @@ describe('react 18 streaming SSR in minimal mode', () => {
 
     next = await createNext({
       files: {
-        pages: new FileRef(join(__dirname, './streaming-ssr/pages')),
+        'pages/index.js': `
+        export default function Page() {
+          return <p>streaming</p>
+        }
+        export async function getServerSideProps() {
+          return { props: {} }
+        }`,
       },
       nextConfig: {
         experimental: {
@@ -60,13 +66,6 @@ describe('react 18 streaming SSR in minimal mode', () => {
     next.destroy()
   })
 
-  it('should match more specific route along with dynamic routes', async () => {
-    const res1 = await fetchViaHTTP(next.url, '/api/user/login')
-    const res2 = await fetchViaHTTP(next.url, '/api/user/any')
-    expect(await res1.text()).toBe('login')
-    expect(await res2.text()).toBe('[id]')
-  })
-
   it('should pass correct nextRuntime values', async () => {
     const content = await next.readFile('runtimes.txt')
     expect(content.split('\n').sort()).toEqual(['client', 'edge', 'nodejs'])
@@ -74,7 +73,7 @@ describe('react 18 streaming SSR in minimal mode', () => {
 
   it('should generate html response by streaming correctly', async () => {
     const html = await renderViaHTTP(next.url, '/')
-    expect(html).toContain('index')
+    expect(html).toContain('streaming')
   })
 
   if (isNextProd) {
@@ -103,6 +102,13 @@ describe('react 18 streaming SSR with custom next configs', () => {
   })
   afterAll(() => next.destroy())
 
+  it('should match more specific route along with dynamic routes', async () => {
+    const res1 = await fetchViaHTTP(next.url, '/api/user/login')
+    const res2 = await fetchViaHTTP(next.url, '/api/user/any')
+    expect(await res1.text()).toBe('login')
+    expect(await res2.text()).toBe('[id]')
+  })
+
   it('should render styled-jsx styles in streaming', async () => {
     const html = await renderViaHTTP(next.url, '/')
     expect(html).toContain('color:blue')

From 2416922f0cf3b4eb422a61bed388e95d5c7033fa Mon Sep 17 00:00:00 2001
From: Jiachi Liu <inbox@huozhi.im>
Date: Thu, 25 Aug 2022 00:06:30 +0200
Subject: [PATCH 4/4] move minimal mode test to prod

---
 test/e2e/streaming-ssr/index.test.ts | 142 +++++++++++++--------------
 1 file changed, 71 insertions(+), 71 deletions(-)

diff --git a/test/e2e/streaming-ssr/index.test.ts b/test/e2e/streaming-ssr/index.test.ts
index 2ff86e826eb5..482346e66ae3 100644
--- a/test/e2e/streaming-ssr/index.test.ts
+++ b/test/e2e/streaming-ssr/index.test.ts
@@ -16,77 +16,6 @@ const react18Deps = {
 
 const isNextProd = !(global as any).isNextDev && !(global as any).isNextDeploy
 
-describe('react 18 streaming SSR in minimal mode with node runtime', () => {
-  let next: NextInstance
-
-  beforeAll(async () => {
-    if (isNextProd) {
-      process.env.NEXT_PRIVATE_MINIMAL_MODE = '1'
-    }
-
-    next = await createNext({
-      files: {
-        'pages/index.js': `
-        export default function Page() {
-          return <p>streaming</p>
-        }
-        export async function getServerSideProps() {
-          return { props: {} }
-        }`,
-      },
-      nextConfig: {
-        experimental: {
-          runtime: 'nodejs',
-        },
-        webpack(config, { nextRuntime }) {
-          const path = require('path')
-          const fs = require('fs')
-
-          const runtimeFilePath = path.join(__dirname, 'runtimes.txt')
-          let runtimeContent = ''
-
-          try {
-            runtimeContent = fs.readFileSync(runtimeFilePath, 'utf8')
-            runtimeContent += '\n'
-          } catch (_) {}
-
-          runtimeContent += nextRuntime || 'client'
-
-          fs.writeFileSync(runtimeFilePath, runtimeContent)
-          return config
-        },
-      },
-      dependencies: react18Deps,
-    })
-  })
-  afterAll(() => {
-    if (isNextProd) {
-      delete process.env.NEXT_PRIVATE_MINIMAL_MODE
-    }
-    next.destroy()
-  })
-
-  it('should pass correct nextRuntime values', async () => {
-    const content = await next.readFile('runtimes.txt')
-    expect(content.split('\n').sort()).toEqual(['client', 'edge', 'nodejs'])
-  })
-
-  it('should generate html response by streaming correctly', async () => {
-    const html = await renderViaHTTP(next.url, '/')
-    expect(html).toContain('streaming')
-  })
-
-  if (isNextProd) {
-    it('should have generated a static 404 page', async () => {
-      expect(await next.readFile('.next/server/pages/404.html')).toBeTruthy()
-
-      const res = await fetchViaHTTP(next.url, '/non-existent')
-      expect(res.status).toBe(404)
-      expect(await res.text()).toContain('This page could not be found')
-    })
-  }
-})
-
 describe('react 18 streaming SSR with custom next configs', () => {
   let next: NextInstance
 
@@ -177,4 +106,75 @@ if (isNextProd) {
       expect(html).toContain('streaming')
     })
   })
+
+  describe('react 18 streaming SSR in minimal mode with node runtime', () => {
+    let next: NextInstance
+
+    beforeAll(async () => {
+      if (isNextProd) {
+        process.env.NEXT_PRIVATE_MINIMAL_MODE = '1'
+      }
+
+      next = await createNext({
+        files: {
+          'pages/index.js': `
+          export default function Page() {
+            return <p>streaming</p>
+          }
+          export async function getServerSideProps() {
+            return { props: {} }
+          }`,
+        },
+        nextConfig: {
+          experimental: {
+            runtime: 'nodejs',
+          },
+          webpack(config, { nextRuntime }) {
+            const path = require('path')
+            const fs = require('fs')
+
+            const runtimeFilePath = path.join(__dirname, 'runtimes.txt')
+            let runtimeContent = ''
+
+            try {
+              runtimeContent = fs.readFileSync(runtimeFilePath, 'utf8')
+              runtimeContent += '\n'
+            } catch (_) {}
+
+            runtimeContent += nextRuntime || 'client'
+
+            fs.writeFileSync(runtimeFilePath, runtimeContent)
+            return config
+          },
+        },
+        dependencies: react18Deps,
+      })
+    })
+    afterAll(() => {
+      if (isNextProd) {
+        delete process.env.NEXT_PRIVATE_MINIMAL_MODE
+      }
+      next.destroy()
+    })
+
+    it('should pass correct nextRuntime values', async () => {
+      const content = await next.readFile('runtimes.txt')
+      expect(content.split('\n').sort()).toEqual(['client', 'edge', 'nodejs'])
+    })
+
+    it('should generate html response by streaming correctly', async () => {
+      const html = await renderViaHTTP(next.url, '/')
+      expect(html).toContain('streaming')
+    })
+
+    if (isNextProd) {
+      it('should have generated a static 404 page', async () => {
+        expect(await next.readFile('.next/server/pages/404.html')).toBeTruthy()
+
+        const res = await fetchViaHTTP(next.url, '/non-existent')
+        expect(res.status).toBe(404)
+        expect(await res.text()).toContain('This page could not be found')
+      })
+    }
+  })
 }