test(v6): add runner dynamic import test

packages/vite/src/node/__tests__/dev.spec.ts

@@ -1,5 +1,7 @@
-import { describe, expect, test } from 'vitest'
-import { resolveConfig } from '..'
+import { fileURLToPath } from 'node:url'
+import path from 'node:path'
+import { describe, expect, onTestFinished, test } from 'vitest'
+import { createServer, createServerModuleRunner, resolveConfig } from '..'
 
 describe('resolveBuildEnvironmentOptions in dev', () => {
   test('build.rollupOptions should not have input in lib', async () => {
@@ -17,3 +19,27 @@ describe('resolveBuildEnvironmentOptions in dev', () => {
     expect(config.build.rollupOptions).not.toHaveProperty('input')
   })
 })
+
+test('runner dynamic import', async () => {
+  const root = fileURLToPath(
+    new URL('./fixtures/runner-import', import.meta.url),
+  )
+  const server = await createServer({
+    clearScreen: false,
+    configFile: false,
+    root,
+    environments: {
+      custom: {},
+    },
+  })
+  onTestFinished(async () => {
+    await server.close()
+  })
+
+  const environment = server.environments.custom
+  const runner = createServerModuleRunner(environment)
+
+  const { getDep, customImport } = await runner.import('/entry.js')
+  const mod = await customImport(path.join(root, 'dep.js'))
+  expect(mod.dep).toBe(getDep())
+})

packages/vite/src/node/__tests__/fixtures/runner-import/dep.js

@@ -0,0 +1 @@
+export const dep = ['test']

packages/vite/src/node/__tests__/fixtures/runner-import/entry.js

@@ -0,0 +1,9 @@
+import { dep } from './dep.js'
+
+export function getDep() {
+  return dep
+}
+
+export function customImport(id) {
+  return import(/* @vite-ignore */ id)
+}