Don't show error overlay for not found and redirect

packages/next/client/components/layout-router.tsx

@@ -278,9 +278,13 @@ interface RedirectBoundaryProps {
   children: React.ReactNode
 }
 
-function InfinitePromiseComponent() {
-  use(createInfinitePromise())
-  return <></>
+function HandleRedirect({ redirect }: { redirect: string }) {
+  const router = useContext(AppRouterContext)
+
+  useEffect(() => {
+    router.replace(redirect, {})
+  }, [redirect, router])
+  return null
 }
 
 class RedirectErrorBoundary extends React.Component<
@@ -297,20 +301,14 @@ class RedirectErrorBoundary extends React.Component<
       const url = error.digest.split(';')[1]
       return { redirect: url }
     }
-    // Re-throw if error is not for 404
+    // Re-throw if error is not for redirect
     throw error
   }
 
   render() {
     const redirect = this.state.redirect
     if (redirect !== null) {
-      setTimeout(() => {
-        // @ts-ignore startTransition exists
-        React.startTransition(() => {
-          this.props.router.replace(redirect, {})
-        })
-      })
-      return <InfinitePromiseComponent />
+      return <HandleRedirect redirect={redirect} />
     }
 
     return this.props.children
@@ -348,7 +346,12 @@ class NotFoundErrorBoundary extends React.Component<
 
   render() {
     if (this.state.notFoundTriggered) {
-      return this.props.notFound
+      return (
+        <>
+          <meta name="robots" content="noindex" />
+          {this.props.notFound}
+        </>
+      )
     }
 
     return this.props.children

packages/next/client/components/react-dev-overlay/hot-reloader.tsx

@@ -445,6 +445,13 @@ export default function HotReload({
   })
 
   const handleOnUnhandledError = useCallback((ev) => {
+    if (
+      ev?.error?.digest.startsWith('NEXT_REDIRECT') ||
+      ev?.error?.digest === 'NEXT_NOT_FOUND'
+    ) {
+      ev.preventDefault()
+      return
+    }
     hadRuntimeError = true
     onUnhandledError(dispatch, ev)
   }, [])

test/e2e/app-dir/index.test.ts

@@ -1693,40 +1693,52 @@ describe('app dir', () => {
         expect(
           await browser.waitForElementByCss('#not-found-component').text()
         ).toBe('Not Found!')
+        expect(
+          await browser
+            .waitForElementByCss('meta[name="robots"]')
+            .getAttribute('content')
+        ).toBe('noindex')
       })
 
-      it.skip('should trigger not-found in a client component', async () => {
+      it('should trigger not-found in a client component', async () => {
         const browser = await webdriver(next.url, '/not-found/clientcomponent')
         expect(
           await browser.waitForElementByCss('#not-found-component').text()
         ).toBe('Not Found!')
+        expect(
+          await browser
+            .waitForElementByCss('meta[name="robots"]')
+            .getAttribute('content')
+        ).toBe('noindex')
       })
-      ;(isDev ? it.skip : it)(
-        'should trigger not-found client-side',
-        async () => {
-          const browser = await webdriver(next.url, '/not-found/client-side')
+      it('should trigger not-found client-side', async () => {
+        const browser = await webdriver(next.url, '/not-found/client-side')
+        await browser
+          .elementByCss('button')
+          .click()
+          .waitForElementByCss('#not-found-component')
+        expect(await browser.elementByCss('#not-found-component').text()).toBe(
+          'Not Found!'
+        )
+        expect(
           await browser
-            .elementByCss('button')
-            .click()
-            .waitForElementByCss('#not-found-component')
-          expect(
-            await browser.elementByCss('#not-found-component').text()
-          ).toBe('Not Found!')
-        }
-      )
+            .waitForElementByCss('meta[name="robots"]')
+            .getAttribute('content')
+        ).toBe('noindex')
+      })
     })
 
     describe('redirect', () => {
       describe('components', () => {
-        it.skip('should redirect in a server component', async () => {
+        it('should redirect in a server component', async () => {
           const browser = await webdriver(next.url, '/redirect/servercomponent')
           await browser.waitForElementByCss('#result-page')
           expect(await browser.elementByCss('#result-page').text()).toBe(
             'Result Page'
           )
         })
 
-        it.skip('should redirect in a client component', async () => {
+        it('should redirect in a client component', async () => {
           const browser = await webdriver(next.url, '/redirect/clientcomponent')
           await browser.waitForElementByCss('#result-page')
           expect(await browser.elementByCss('#result-page').text()).toBe(
@@ -1735,12 +1747,13 @@ describe('app dir', () => {
         })
 
         // TODO-APP: Enable in development
-        ;(isDev ? it.skip : it)('should redirect client-side', async () => {
+        it('should redirect client-side', async () => {
           const browser = await webdriver(next.url, '/redirect/client-side')
           await browser
             .elementByCss('button')
             .click()
             .waitForElementByCss('#result-page')
+          // eslint-disable-next-line jest/no-standalone-expect
           expect(await browser.elementByCss('#result-page').text()).toBe(
             'Result Page'
           )