chore: fix test

packages/playground/fs-serve/__tests__/fs-serve.spec.ts

@@ -1,6 +1,6 @@
 import { isBuild } from '../../testUtils'
 
-const json = require('../../json/test.json')
+const json = require('../safe.json')
 const stringified = JSON.stringify(json)
 
 if (!isBuild) {
@@ -9,7 +9,7 @@ if (!isBuild) {
   })
 
   test('named import', async () => {
-    expect(await page.textContent('.named')).toBe(json.hello)
+    expect(await page.textContent('.named')).toBe(json.msg)
   })
 
   test('safe fetch', async () => {

packages/playground/fs-serve/vite.config.ts → packages/playground/fs-serve/root/vite.config.ts

@@ -1,20 +1,17 @@
-import { resolve } from 'path'
+import { dirname } from 'path'
 import { defineConfig } from 'vite'
 
-const root = resolve(__dirname, 'root')
-
 export default defineConfig({
-  root,
   server: {
     fsServe: {
-      root,
+      root: __dirname,
       strict: true
     },
     hmr: {
       overlay: false
     }
   },
   define: {
-    ROOT: JSON.stringify(__dirname.replace(/\\/g, '/'))
+    ROOT: JSON.stringify(dirname(__dirname).replace(/\\/g, '/'))
   }
 })

scripts/jestPerTestSetup.ts

@@ -68,8 +68,12 @@ beforeAll(async () => {
         return
       }
 
+      // when `root` dir is present, use it as vite's root
+      let testCustomRoot = resolve(tempDir, 'root')
+      if (!fs.existsSync(testCustomRoot)) testCustomRoot = tempDir
+
       const options: UserConfig = {
-        root: tempDir,
+        root: testCustomRoot,
         logLevel: 'silent',
         server: {
           watch: {