Function startStub

cli/src/http/client.test.ts:17–29

(handler: (req: http.IncomingMessage, res: http.ServerResponse) => void)

type Stub = { url: string, stop: () => Promise<void> }

function startStub(handler: (req: http.IncomingMessage, res: http.ServerResponse) => void): Promise<Stub> {
  return new Promise((resolve, reject) => {
    const server = http.createServer(handler)
    server.listen(0, '127.0.0.1', () => {
      const addr = server.address() as AddressInfo
      resolve({
        url: `http://127.0.0.1:${addr.port}`,
        stop: () => new Promise<void>((res, rej) => server.close(err => err ? rej(err) : res())),
      })
    })
    server.on('error', reject)
  })
}

describe('http client', () => {
  let mock: DifyMock