w.Header().Set("Connection", "close")
			fmt.Fprintf(w, "Hello.")
		},
		"/hijack": func(w ResponseWriter, r *Request) {
			c, _, _ := w.(Hijacker).Hijack()
			c.Write([]byte("HTTP/1.0 200 OK\r\nConnection: close\r\n\r\nHello."))
			c.Close()
		},
		"/hijack-panic": func(w ResponseWriter, r *Request) {
			c, _, _ := w.(Hijacker).Hijack()
			c.Write([]byte("HTTP/1.0 200 OK\r\nConnection: close\r\n\r\nHello."))
			c.Close()

				proxyCh <- r
				// Implement an entire CONNECT proxy
				if r.Method == "CONNECT" {
					hijacker, ok := w.(Hijacker)
					if !ok {
						t.Errorf("hijack not allowed")
						return
					}
					clientConn, _, err := hijacker.Hijack()
					if err != nil {
						t.Errorf("hijacking failed")
						return
					}
					res := &Response{
						StatusCode: StatusOK,

	w.WriteHeader(StatusExpectationFailed)
	w.finishRequest()
}

// Hijack implements the [Hijacker.Hijack] method. Our response is both a [ResponseWriter]
// and a [Hijacker].
func (w *response) Hijack() (rwc net.Conn, buf *bufio.ReadWriter, err error) {
	if w.handlerDone.Load() {
		panic("net/http: Hijack called after ServeHTTP finished")
	}
	w.disableWriteContinue()
	if w.wroteHeader {