Add test suite

sebmarkbage · Sep 25, 2024 · 6079997 · 6079997
1 parent 6c2021f
commit 6079997
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diff --git a/test/e2e/app-dir/use-cache/app/layout.tsx b/test/e2e/app-dir/use-cache/app/layout.tsx
@@ -0,0 +1,7 @@
+export default function Root({ children }: { children: React.ReactNode }) {
+  return (
+    <html>
+      <body>{children}</body>
+    </html>
+  )
+}
diff --git a/test/e2e/app-dir/use-cache/app/page.tsx b/test/e2e/app-dir/use-cache/app/page.tsx
@@ -0,0 +1,21 @@
+function getCachedRandom(x: number) {
+  'use cache'
+  return {
+    x,
+    y: Math.random(),
+  }
+}
+
+export default async function Page({
+  searchParams,
+}: {
+  searchParams: Promise<{ n: string }>
+}) {
+  const n = +(await searchParams).n
+  const values = getCachedRandom(n)
+  return (
+    <p id="output">
+      {values.x} - {values.y}
+    </p>
+  )
+}
diff --git a/test/e2e/app-dir/use-cache/next.config.js b/test/e2e/app-dir/use-cache/next.config.js
@@ -0,0 +1,10 @@
+/**
+ * @type {import('next').NextConfig}
+ */
+const nextConfig = {
+  experimental: {
+    dynamicIO: true,
+  },
+}
+
+module.exports = nextConfig
diff --git a/test/e2e/app-dir/use-cache/use-cache.test.ts b/test/e2e/app-dir/use-cache/use-cache.test.ts
@@ -0,0 +1,13 @@
+// @ts-check
+import { nextTestSetup } from 'e2e-utils'
+
+describe('use-cache', () => {
+  const { next } = nextTestSetup({
+    files: __dirname,
+  })
+
+  it('should cache results', async () => {
+    const browser = await next.browser('/')
+    expect(await browser.waitForElementByCss('#output').text()).toBe('hello')
+  })
+})