E2E: Add a new app to test experimental features

.github/workflows/e2e.yml

@@ -111,6 +111,7 @@ jobs:
       - name: Install Nextjs in app-pages-router
         working-directory: examples/app-pages-router
         run: pnpm add next@${{ needs.check_next_version.outputs.previousNextVersion }}
+      # We do not install the latest canary of Next in the experimental app.
 
       - name: Get Playwright version
         id: playwright-version
@@ -157,6 +158,8 @@ jobs:
           echo "PAGES_ROUTER_URL=$PAGES_ROUTER_URL" >> $GITHUB_ENV
           APP_PAGES_ROUTER_URL=$(jq -r '.["e2e-example-AppPagesRouter"].url' .sst/outputs.json)
           echo "APP_PAGES_ROUTER_URL=$APP_PAGES_ROUTER_URL" >> $GITHUB_ENV
+          EXPERIMENTAL_APP_URL=$(jq -r '.["e2e-example-Experimental"].url' .sst/outputs.json)
+          echo "EXPERIMENTAL_APP_URL=$EXPERIMENTAL_APP_URL" >> $GITHUB_ENV
 
       - name: Run e2e Test
         run: npm run e2e:test

examples/experimental/.gitignore

@@ -0,0 +1,41 @@
+# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+/.pnp
+.pnp.*
+.yarn/*
+!.yarn/patches
+!.yarn/plugins
+!.yarn/releases
+!.yarn/versions
+
+# testing
+/coverage
+
+# next.js
+/.next/
+/out/
+
+# production
+/build
+
+# misc
+.DS_Store
+*.pem
+
+# debug
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+.pnpm-debug.log*
+
+# env files (can opt-in for committing if needed)
+.env*
+
+# vercel
+.vercel
+
+# typescript
+*.tsbuildinfo
+next-env.d.ts

examples/experimental/README.md

@@ -0,0 +1,3 @@
+# Experimental
+
+This project is meant to test experimental features that are only available on canary builds of Next.js.

examples/experimental/next.config.ts

@@ -0,0 +1,16 @@
+import type { NextConfig } from "next";
+
+const nextConfig: NextConfig = {
+  /* config options here */
+  cleanDistDir: true,
+  output: "standalone",
+  eslint: {
+    ignoreDuringBuilds: true,
+  },
+  experimental: {
+    ppr: "incremental",
+    nodeMiddleware: true,
+  },
+};
+
+export default nextConfig;

examples/experimental/open-next.config.ts

@@ -0,0 +1,14 @@
+const config = {
+  default: {
+    override: {
+      wrapper: "aws-lambda-streaming",
+      queue: "sqs-lite",
+      incrementalCache: "s3-lite",
+      tagCache: "dynamodb-lite",
+    },
+  },
+  functions: {},
+  buildCommand: "npx turbo build",
+};
+
+export default config;

examples/experimental/package.json

@@ -0,0 +1,24 @@
+{
+  "name": "experimental",
+  "version": "0.1.0",
+  "private": true,
+  "scripts": {
+    "openbuild": "node ../../packages/open-next/dist/index.js build",
+    "dev": "next dev --turbopack --port 3004",
+    "build": "next build",
+    "start": "next start --port 3004",
+    "lint": "next lint",
+    "clean": "rm -rf .turbo node_modules .next .open-next"
+  },
+  "dependencies": {
+    "next": "15.4.0-canary.14",
+    "react": "catalog:",
+    "react-dom": "catalog:"
+  },
+  "devDependencies": {
+    "@types/node": "catalog:",
+    "@types/react": "catalog:",
+    "@types/react-dom": "catalog:",
+    "typescript": "catalog:"
+  }
+}

examples/experimental/src/app/globals.css

@@ -0,0 +1,42 @@
+:root {
+  --background: #ffffff;
+  --foreground: #171717;
+}
+
+@media (prefers-color-scheme: dark) {
+  :root {
+    --background: #0a0a0a;
+    --foreground: #ededed;
+  }
+}
+
+html,
+body {
+  max-width: 100vw;
+  overflow-x: hidden;
+}
+
+body {
+  color: var(--foreground);
+  background: var(--background);
+  font-family: Arial, Helvetica, sans-serif;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+* {
+  box-sizing: border-box;
+  padding: 0;
+  margin: 0;
+}
+
+a {
+  color: inherit;
+  text-decoration: none;
+}
+
+@media (prefers-color-scheme: dark) {
+  html {
+    color-scheme: dark;
+  }
+}

examples/experimental/src/app/layout.tsx

@@ -0,0 +1,32 @@
+import type { Metadata } from "next";
+import { Geist, Geist_Mono } from "next/font/google";
+import "./globals.css";
+
+const geistSans = Geist({
+  variable: "--font-geist-sans",
+  subsets: ["latin"],
+});
+
+const geistMono = Geist_Mono({
+  variable: "--font-geist-mono",
+  subsets: ["latin"],
+});
+
+export const metadata: Metadata = {
+  title: "Create Next App",
+  description: "Generated by create next app",
+};
+
+export default function RootLayout({
+  children,
+}: Readonly<{
+  children: React.ReactNode;
+}>) {
+  return (
+    <html lang="en">
+      <body className={`${geistSans.variable} ${geistMono.variable}`}>
+        {children}
+      </body>
+    </html>
+  );
+}

examples/experimental/src/app/page.module.css

@@ -0,0 +1,165 @@
+.page {
+  --gray-rgb: 0, 0, 0;
+  --gray-alpha-200: rgba(var(--gray-rgb), 0.08);
+  --gray-alpha-100: rgba(var(--gray-rgb), 0.05);
+
+  --button-primary-hover: #383838;
+  --button-secondary-hover: #f2f2f2;
+
+  display: grid;
+  grid-template-rows: 20px 1fr 20px;
+  align-items: center;
+  justify-items: center;
+  min-height: 100svh;
+  padding: 80px;
+  gap: 64px;
+  font-family: var(--font-geist-sans);
+}
+
+@media (prefers-color-scheme: dark) {
+  .page {
+    --gray-rgb: 255, 255, 255;
+    --gray-alpha-200: rgba(var(--gray-rgb), 0.145);
+    --gray-alpha-100: rgba(var(--gray-rgb), 0.06);
+
+    --button-primary-hover: #ccc;
+    --button-secondary-hover: #1a1a1a;
+  }
+}
+
+.main {
+  display: flex;
+  flex-direction: column;
+  gap: 32px;
+  grid-row-start: 2;
+}
+
+.main ol {
+  font-family: var(--font-geist-mono);
+  padding-left: 0;
+  margin: 0;
+  font-size: 14px;
+  line-height: 24px;
+  letter-spacing: -0.01em;
+  list-style-position: inside;
+}
+
+.main li:not(:last-of-type) {
+  margin-bottom: 8px;
+}
+
+.main code {
+  font-family: inherit;
+  background: var(--gray-alpha-100);
+  padding: 2px 4px;
+  border-radius: 4px;
+  font-weight: 600;
+}
+
+.ctas {
+  display: flex;
+  gap: 16px;
+}
+
+.ctas a {
+  appearance: none;
+  border-radius: 128px;
+  height: 48px;
+  padding: 0 20px;
+  border: none;
+  border: 1px solid transparent;
+  transition: background 0.2s, color 0.2s, border-color 0.2s;
+  cursor: pointer;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  font-size: 16px;
+  line-height: 20px;
+  font-weight: 500;
+}
+
+a.primary {
+  background: var(--foreground);
+  color: var(--background);
+  gap: 8px;
+}
+
+a.secondary {
+  border-color: var(--gray-alpha-200);
+  min-width: 158px;
+}
+
+.footer {
+  grid-row-start: 3;
+  display: flex;
+  gap: 24px;
+}
+
+.footer a {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.footer img {
+  flex-shrink: 0;
+}
+
+/* Enable hover only on non-touch devices */
+@media (hover: hover) and (pointer: fine) {
+  a.primary:hover {
+    background: var(--button-primary-hover);
+    border-color: transparent;
+  }
+
+  a.secondary:hover {
+    background: var(--button-secondary-hover);
+    border-color: transparent;
+  }
+
+  .footer a:hover {
+    text-decoration: underline;
+    text-underline-offset: 4px;
+  }
+}
+
+@media (max-width: 600px) {
+  .page {
+    padding: 32px;
+    padding-bottom: 80px;
+  }
+
+  .main {
+    align-items: center;
+  }
+
+  .main ol {
+    text-align: center;
+  }
+
+  .ctas {
+    flex-direction: column;
+  }
+
+  .ctas a {
+    font-size: 14px;
+    height: 40px;
+    padding: 0 16px;
+  }
+
+  a.secondary {
+    min-width: auto;
+  }
+
+  .footer {
+    flex-wrap: wrap;
+    align-items: center;
+    justify-content: center;
+  }
+}
+
+@media (prefers-color-scheme: dark) {
+  .logo {
+    filter: invert();
+  }
+}

examples/experimental/src/app/page.tsx

@@ -0,0 +1,14 @@
+import Link from "next/link";
+import styles from "./page.module.css";
+
+export default function Home() {
+  return (
+    <div className={styles.page}>
+      <main className={styles.main}>
+        <Link href="/ppr">
+          <h1 className={styles.title}>Incremental PPR</h1>
+        </Link>
+      </main>
+    </div>
+  );
+}

examples/experimental/src/app/ppr/page.tsx

@@ -0,0 +1,16 @@
+import { DynamicComponent } from "@/components/dynamic";
+import { StaticComponent } from "@/components/static";
+import { Suspense } from "react";
+
+export const experimental_ppr = true;
+
+export default function PPRPage() {
+  return (
+    <div>
+      <StaticComponent />
+      <Suspense fallback={<div>Loading...</div>}>
+        <DynamicComponent />
+      </Suspense>
+    </div>
+  );
+}