if strings.Contains(r.URL.RawQuery, "readbody=true") {
			io.ReadAll(r.Body)
			w.Write([]byte("Hi"))
		} else {
			w.WriteHeader(StatusUnauthorized)
		}
	})).ts

	runTest := func(test serverExpectTest) {
		conn, err := net.Dial("tcp", ts.Listener.Addr().String())
		if err != nil {
			t.Fatalf("Dial: %v", err)
		}
		defer conn.Close()