add test

packages/next/build/entries.ts

@@ -122,7 +122,6 @@ export async function getPageRuntime(
       const valueNode = declaration?.declarations?.[0]
       if (type === 'ExportDeclaration' && valueNode?.id?.value === 'config') {
         const props = valueNode.init.properties
-        console.log(props)
         const runtimeKeyValue = props.find(
           (prop: any) => prop.key.value === 'runtime'
         )

test/unit/fixtures/page-runtime/edge.js

@@ -0,0 +1,8 @@
+export default function Edge() {
+  return 'edge'
+}
+
+export const config = {
+  runtime: 'edge',
+  amp: false,
+}

test/unit/fixtures/page-runtime/nodejs.js

@@ -0,0 +1,8 @@
+export default function Nodejs() {
+  return 'nodejs'
+}
+
+export const config = {
+  amp: false,
+  runtime: 'nodejs',
+}

test/unit/parse-page-runtime.test.ts

@@ -0,0 +1,20 @@
+import { getPageRuntime } from 'next/dist/build/entries'
+import { join } from 'path'
+
+const fixtureDir = join(__dirname, 'fixtures')
+
+describe('parse page runtime config', () => {
+  it('should parse nodejs runtime correctly', async () => {
+    const runtime = await getPageRuntime(
+      join(fixtureDir, 'page-runtime/nodejs.js')
+    )
+    expect(runtime).toBe('nodejs')
+  })
+
+  it('should parse edge runtime correctly', async () => {
+    const runtime = await getPageRuntime(
+      join(fixtureDir, 'page-runtime/edge.js')
+    )
+    expect(runtime).toBe('edge')
+  })
+})