fix(browser): don't polyfill process.env (#6718)

Author: sheremet-va

packages/browser/src/node/plugin.ts

@@ -168,7 +168,6 @@ export default (browserServer: BrowserServer, base = '/'): Plugin[] => {
  const define: Record<string, string> = {}
  for (const env in (project.config.env || {})) {
  const stringValue = JSON.stringify(project.config.env[env])
- define[`process.env.${env}`] = stringValue
  define[`import.meta.env.${env}`] = stringValue
  }
 
@@ -388,24 +387,10 @@ export default (browserServer: BrowserServer, base = '/'): Plugin[] => {
  }
  },
  },
- // TODO: remove this when @testing-library/vue supports ESM
  {
  name: 'vitest:browser:support-testing-library',
  config() {
  return {
- define: {
- // testing-library/preact
- 'process.env.PTL_SKIP_AUTO_CLEANUP': !!process.env.PTL_SKIP_AUTO_CLEANUP,
- // testing-library/react
- 'process.env.RTL_SKIP_AUTO_CLEANUP': !!process.env.RTL_SKIP_AUTO_CLEANUP,
- 'process.env?.RTL_SKIP_AUTO_CLEANUP': !!process.env.RTL_SKIP_AUTO_CLEANUP,
- // testing-library/svelte, testing-library/solid
- 'process.env.STL_SKIP_AUTO_CLEANUP': !!process.env.STL_SKIP_AUTO_CLEANUP,
- // testing-library/vue
- 'process.env.VTL_SKIP_AUTO_CLEANUP': !!process.env.VTL_SKIP_AUTO_CLEANUP,
- // dom.debug()
- 'process.env.DEBUG_PRINT_LIMIT': process.env.DEBUG_PRINT_LIMIT || 7000,
- },
  optimizeDeps: {
  esbuildOptions: {
  plugins: [

test/browser/test/another.test.ts

@@ -3,3 +3,7 @@ import { expect, it } from 'vitest'
 it('basic 3', async () => {
  expect(globalThis.window).toBeDefined()
 })
+
+it('no process', () => {
+ expect(globalThis.process).toBeUndefined()
+})