Use tsconfigPaths in vitest.config.mts

packages/toolkit/vitest.config.mts

@@ -1,29 +1,19 @@
-import { defineConfig } from 'vitest/config'
-
 import path from 'node:path'
 import { fileURLToPath } from 'node:url'
+import tsconfigPaths from 'vite-tsconfig-paths'
+import { defineConfig } from 'vitest/config'
 
 // No __dirname under Node ESM
 const __filename = fileURLToPath(import.meta.url)
 const __dirname = path.dirname(__filename)
 
 export default defineConfig({
+  plugins: [tsconfigPaths({ root: import.meta.dirname })],
   test: {
     globals: true,
     environment: 'jsdom',
     setupFiles: ['./vitest.setup.ts'],
     include: ['./src/**/*.(spec|test).[jt]s?(x)'],
-    alias: {
-      // prettier-ignore
-      '@reduxjs/toolkit/query/react': path.join(__dirname,'./src/query/react/index.ts'), // @remap-prod-remove-line
-      '@reduxjs/toolkit/query': path.join(__dirname, './src/query/index.ts'), // @remap-prod-remove-line
-      '@reduxjs/toolkit/react': path.join(__dirname, './src/index.ts'), // @remap-prod-remove-line
-      '@reduxjs/toolkit': path.join(__dirname, './src/index.ts'), // @remap-prod-remove-line
-
-      // this mapping is disabled as we want `dist` imports in the tests only to be used for "type-only" imports which don't play a role for jest
-      //'^@reduxjs/toolkit/dist/(.*)$': '<rootDir>/src/*',
-      '@internal': path.join(__dirname, './src'),
-    },
     server: { deps: { inline: ['redux', '@reduxjs/toolkit'] } },
   },
 })