beforeShutdownDelayDurationStep.execute(func() {
		t.Log("Before ShutdownDelayDuration elapses new request(s) should be served")
		resultGot := doer.Do(connReusingClient, shouldReuseConnection(t), "/echo?message=request-on-an-existing-connection-should-succeed", time.Second)
		if err := assertResponseStatusCode(resultGot, http.StatusOK); err != nil {
			t.Errorf("%s", err.Error())
		}

	w.reqBody.Close()

	if w.req.MultipartForm != nil {
		w.req.MultipartForm.RemoveAll()
	}
}

// shouldReuseConnection reports whether the underlying TCP connection can be reused.
// It must only be called after the handler is done executing.
func (w *response) shouldReuseConnection() bool {
	if w.closeAfterReply {
		// The request or something set while executing the