src/tests/vitest.setup.ts

import { main } from '@/frame/start-server'
import { overrideEnvForTesting } from './mocks/start-mock-server'

let teardownHappened = false
type PromiseType<T extends Promise<any>> = T extends Promise<infer U> ? U : never
type Server = PromiseType<ReturnType<typeof main>>

let server: Server | undefined

export async function setup() {
  overrideEnvForTesting()
  server = await main()
}

export async function teardown() {
  if (teardownHappened) throw new Error('teardown called twice')
  teardownHappened = true
  if (server) server.close()
}