fix: cleanup vitest in public resolveConfig API (#7623)

Author: hi-ogawa

packages/vitest/src/node/plugins/publicConfig.ts

@@ -49,6 +49,7 @@ export async function resolveConfig(
     updatedOptions,
     config,
   )
+  await vitest.close()
   return {
     viteConfig: config,
     vitestConfig,

test/config/test/browser-configs.test.ts

@@ -1,10 +1,12 @@
 import type { ViteUserConfig } from 'vitest/config'
 import type { UserConfig, VitestOptions } from 'vitest/node'
-import { expect, test } from 'vitest'
+import { expect, onTestFinished, test } from 'vitest'
 import { createVitest } from 'vitest/node'
 
 async function vitest(cliOptions: UserConfig, configValue: UserConfig = {}, viteConfig: ViteUserConfig = {}, vitestOptions: VitestOptions = {}) {
-  return await createVitest('test', { ...cliOptions, watch: false }, { ...viteConfig, test: configValue as any }, vitestOptions)
+  const vitest = await createVitest('test', { ...cliOptions, watch: false }, { ...viteConfig, test: configValue as any }, vitestOptions)
+  onTestFinished(() => vitest.close())
+  return vitest
 }
 
 test('assignes names as browsers', async () => {

test/config/test/override.test.ts

@@ -1,13 +1,14 @@
 import type { UserConfig as ViteUserConfig } from 'vite'
 import type { UserConfig } from 'vitest/node'
-import { describe, expect, it } from 'vitest'
+import { describe, expect, it, onTestFinished } from 'vitest'
 import { extraInlineDeps } from 'vitest/config'
 import { createVitest, parseCLI } from 'vitest/node'
 
 type VitestOptions = Parameters<typeof createVitest>[3]
 
 async function vitest(cliOptions: UserConfig, configValue: UserConfig = {}, viteConfig: ViteUserConfig = {}, vitestOptions: VitestOptions = {}) {
   const vitest = await createVitest('test', { ...cliOptions, watch: false }, { ...viteConfig, test: configValue as any }, vitestOptions)
+  onTestFinished(() => vitest.close())
   return vitest
 }