feat: setup full bundle mode test

Author: underfin

package.json

@@ -24,6 +24,7 @@
     "lint": "eslint --cache .",
     "typecheck": "tsc -p scripts --noEmit && pnpm -r --parallel run typecheck",
     "test": "pnpm test-unit && pnpm test-serve && pnpm test-build",
+    "test-full-bundle-mode": "VITE_TEST_FULL_BUNDLE_MODE=1 vitest run -c vitest.config.e2e.ts",
     "test-serve": "vitest run -c vitest.config.e2e.ts",
     "test-build": "VITE_TEST_BUILD=1 vitest run -c vitest.config.e2e.ts",
     "test-unit": "vitest run",

packages/vite/index.cjs

@@ -13,6 +13,7 @@ Object.assign(module.exports, require('./dist/node-cjs/publicUtils.cjs'))
 const asyncFunctions = [
   'build',
   'createServer',
+  'createServerWithResolvedConfig',
   'preview',
   'transformWithEsbuild',
   'transformWithOxc',

packages/vite/src/node/index.ts

@@ -10,7 +10,7 @@ export {
 } from './config'
 export { perEnvironmentPlugin } from './plugin'
 export { perEnvironmentState } from './environment'
-export { createServer } from './server'
+export { createServer, createServerWithResolvedConfig } from './server'
 export { preview } from './preview'
 export { build, createBuilder } from './build'
 

playground/vitestSetup.ts

@@ -15,6 +15,7 @@ import {
   build,
   createBuilder,
   createServer,
+  createServerWithResolvedConfig,
   loadConfigFromFile,
   mergeConfig,
   preview,
@@ -223,6 +224,9 @@ async function loadConfig(configEnv: ConfigEnv) {
       // tests are flaky when `emptyOutDir` is `true`
       emptyOutDir: false,
     },
+    experimental: {
+      fullBundleMode: !!process.env.VITE_TEST_FULL_BUNDLE_MODE,
+    },
     customLogger: createInMemoryLogger(serverLogs),
   }
   return mergeConfig(options, config || {})
@@ -234,12 +238,16 @@ export async function startDefaultServe(): Promise<void> {
   if (!isBuild) {
     process.env.VITE_INLINE = 'inline-serve'
     const config = await loadConfig({ command: 'serve', mode: 'development' })
-    // test full bundle mode
-    // viteServer = server = await createServer(config)
-    // const builder = await createBuilder(config, null, 'serve')
-    // await builder.buildApp(server)
-    // await server.listen()
-    viteServer = server = await (await createServer(config)).listen()
+
+    if (process.env.VITE_TEST_FULL_BUNDLE_MODE) {
+      const builder = await createBuilder(config, null, 'serve')
+      viteServer = server = await createServerWithResolvedConfig(builder.config)
+      await server.listen()
+      await builder.buildApp(server)
+    } else {
+      viteServer = server = await (await createServer(config)).listen()
+    }
+
     viteTestUrl = stripTrailingSlashIfNeeded(
       server.resolvedUrls.local[0],
       server.config.base,

vitest.config.e2e.ts

@@ -12,7 +12,13 @@ export default defineConfig({
     },
   },
   test: {
-    include: ['./playground/**/*.spec.[tj]s'],
+    include: process.env.VITE_TEST_FULL_BUNDLE_MODE
+      ? [
+          './playground/define/**/*.spec.[tj]s',
+          // './playground/hmr-root/**/*.spec.[tj]s',
+          // './playground/hmr/**/*.spec.[tj]s'
+        ]
+      : ['./playground/**/*.spec.[tj]s'],
     exclude: [
       './playground/legacy/**/*.spec.[tj]s', // system format
       ...(isBuild