skip filter for test cases

Author: ijjk

packages/next/src/server/lib/router-server.ts

@@ -166,7 +166,9 @@ export async function initialize(opts: {
 
   const requestHandlerImpl: WorkerRequestHandler = async (req, res) => {
     // internal headers should not be honored by the request handler
-    filterInternalHeaders(req.headers)
+    if (!process.env.NEXT_PRIVATE_TEST_HEADERS) {
+      filterInternalHeaders(req.headers)
+    }
 
     if (
       !opts.minimalMode &&

test/integration/required-server-files-ssr-404/test/index.test.js

@@ -44,6 +44,7 @@ describe('Required Server Files', () => {
         }
         await fs.rename(join(appDir, 'pages'), join(appDir, 'pages-bak'))
 
+        process.env.NEXT_PRIVATE_TEST_HEADERS = '1'
         nextApp = nextServer({
           conf: {},
           dir: appDir,
@@ -57,6 +58,7 @@ describe('Required Server Files', () => {
         console.log(`Listening at ::${appPort}`)
       })
       afterAll(async () => {
+        delete process.env.NEXT_PRIVATE_TEST_HEADERS
         if (server) server.close()
         await fs.rename(join(appDir, 'pages-bak'), join(appDir, 'pages'))
       })

test/production/standalone-mode/required-server-files/required-server-files-app.test.ts

@@ -26,6 +26,7 @@ describe('required server files app router', () => {
   }) => {
     // test build against environment with next support
     process.env.NOW_BUILDER = nextEnv ? '1' : ''
+    process.env.NEXT_PRIVATE_TEST_HEADERS = '1'
 
     next = await createNext({
       files: {
@@ -97,6 +98,7 @@ describe('required server files app router', () => {
     await setupNext({ nextEnv: true, minimalMode: true })
   })
   afterAll(async () => {
+    delete process.env.NEXT_PRIVATE_TEST_HEADERS
     await next.destroy()
     if (server) await killApp(server)
   })

test/production/standalone-mode/required-server-files/required-server-files-i18n.test.ts

@@ -25,6 +25,7 @@ describe('required server files i18n', () => {
 
   beforeAll(async () => {
     let wasmPkgIsAvailable = false
+    process.env.NEXT_PRIVATE_TEST_HEADERS = '1'
 
     const res = await nodeFetch(
       `https://registry.npmjs.com/@next/swc-wasm-nodejs/-/swc-wasm-nodejs-${
@@ -131,6 +132,7 @@ describe('required server files i18n', () => {
   })
 
   afterAll(async () => {
+    delete process.env.NEXT_PRIVATE_TEST_HEADERS
     await next.destroy()
     if (server) await killApp(server)
   })

test/production/standalone-mode/required-server-files/required-server-files-ppr.test.ts

@@ -28,6 +28,7 @@ describe('required server files app router', () => {
   }) => {
     // test build against environment with next support
     process.env.NOW_BUILDER = nextEnv ? '1' : ''
+    process.env.NEXT_PRIVATE_TEST_HEADERS = '1'
 
     next = await createNext({
       files: {
@@ -107,6 +108,7 @@ describe('required server files app router', () => {
     await setupNext({ nextEnv: true, minimalMode: true })
   })
   afterAll(async () => {
+    delete process.env.NEXT_PRIVATE_TEST_HEADERS
     await next.destroy()
     if (server) await killApp(server)
   })

test/production/standalone-mode/required-server-files/required-server-files.test.ts

@@ -29,6 +29,7 @@ describe('required server files', () => {
   const setupNext = async ({ nextEnv }: { nextEnv?: boolean }) => {
     // test build against environment with next support
     process.env.NOW_BUILDER = nextEnv ? '1' : ''
+    process.env.NEXT_PRIVATE_TEST_HEADERS = '1'
 
     next = await createNext({
       files: {
@@ -152,6 +153,7 @@ describe('required server files', () => {
   })
 
   afterAll(async () => {
+    delete process.env.NEXT_PRIVATE_TEST_HEADERS
     await next.destroy()
   })
 

test/production/standalone-mode/response-cache/index.test.ts

@@ -22,6 +22,7 @@ describe('minimal-mode-response-cache', () => {
   beforeAll(async () => {
     // test build against environment with next support
     process.env.NOW_BUILDER = '1'
+    process.env.NEXT_PRIVATE_TEST_HEADERS = '1'
 
     next = await createNext({
       files: new FileRef(join(__dirname, 'app')),
@@ -84,6 +85,7 @@ describe('minimal-mode-response-cache', () => {
     appPort = `http://127.0.0.1:${port}`
   })
   afterAll(async () => {
+    delete process.env.NEXT_PRIVATE_TEST_HEADERS
     await next.destroy()
     if (server) await killApp(server)
   })