fix(vite-node): allow importing node:test

Author: sheremet-va

packages/vite-node/src/externalize.ts

@@ -1,8 +1,8 @@
 import { existsSync } from 'node:fs'
-import { isNodeBuiltin, isValidNodeImport } from 'mlly'
+import { isValidNodeImport } from 'mlly'
 import { join } from 'pathe'
 import type { DepsHandlingOptions } from './types'
-import { slash } from './utils'
+import { isNodeBuiltin, slash } from './utils'
 
 const KNOWN_ASSET_TYPES = [
   // images

packages/vite-node/src/utils.ts

@@ -50,7 +50,31 @@ export function isInternalRequest(id: string): boolean {
   return internalRequestRegexp.test(id)
 }
 
+const prefixedBuiltins = new Set([
+  'node:test',
+])
+
+const builtins = new Set([
+  ...builtinModules,
+  'assert/strict',
+  'diagnostics_channel',
+  'dns/promises',
+  'fs/promises',
+  'path/posix',
+  'path/win32',
+  'readline/promises',
+  'stream/consumers',
+  'stream/promises',
+  'stream/web',
+  'timers/promises',
+  'util/types',
+  'wasi',
+])
+
 export function normalizeModuleId(id: string) {
+  // unique id that is not available as "test"
+  if (prefixedBuiltins.has(id))
+    return id
   return id
     .replace(/\\/g, '/')
     .replace(/^\/@fs\//, isWindows ? '' : '/')
@@ -91,25 +115,10 @@ export function toFilePath(id: string, root: string): { path: string; exists: bo
   }
 }
 
-const builtins = new Set([
-  ...builtinModules,
-  'assert/strict',
-  'diagnostics_channel',
-  'dns/promises',
-  'fs/promises',
-  'path/posix',
-  'path/win32',
-  'readline/promises',
-  'stream/consumers',
-  'stream/promises',
-  'stream/web',
-  'timers/promises',
-  'util/types',
-  'wasi',
-])
-
 const NODE_BUILTIN_NAMESPACE = 'node:'
 export function isNodeBuiltin(id: string): boolean {
+  if (prefixedBuiltins.has(id))
+    return true
   return builtins.has(
     id.startsWith(NODE_BUILTIN_NAMESPACE)
       ? id.slice(NODE_BUILTIN_NAMESPACE.length)

test/core/src/cjs/promise-export.js

@@ -0,0 +1 @@
+module.exports = Promise.resolve({ value: 42 })

test/core/test/builtin.test.ts

@@ -0,0 +1,8 @@
+import testModule, { run } from 'node:test'
+import { expect, it } from 'vitest'
+
+it('node:test works correctly', () => {
+  expect(run).toBeTypeOf('function')
+  expect(testModule).toBeTypeOf('function')
+  expect(testModule.run).toBeTypeOf('function')
+})