val url = userResponse.request.url.resolve(location) ?: return null

    // If configured, don't follow redirects between SSL and non-SSL.
    val sameScheme = url.scheme == userResponse.request.url.scheme
    if (!sameScheme && !client.followSslRedirects) return null

    // Most redirects don't include a request body.
    val requestBuilder = userResponse.request.newBuilder()

    builder.add("", "pin1", "pin2")
  }

  @Test
  fun challenge() {
    var challenge = Challenge("", mapOf("" to ""))
    challenge = Challenge("", "")
    val scheme: String = challenge.scheme
    val authParams: Map<String?, String> = challenge.authParams
    val realm: String? = challenge.realm
    val charset: Charset = challenge.charset

            proxy_set_header Host $http_host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header X-Forwarded-Proto $scheme;

            proxy_connect_timeout 300;
            # Default is HTTP/1, keepalive is only enabled in HTTP/1.1
            proxy_http_version 1.1;
            proxy_set_header Connection "";

            proxy_set_header Host $http_host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header X-Forwarded-Proto $scheme;

            proxy_connect_timeout 300;
            # Default is HTTP/1, keepalive is only enabled in HTTP/1.1
            proxy_http_version 1.1;
            proxy_set_header Connection "";

**FastAPI** will know that it can use this dependency to define a "security scheme" in the OpenAPI schema (and the automatic API docs).

/// info | Technical Details

		u, err := url.Parse(apiEndpoint)
		if err != nil {
			continue
		}
		if host == "" && isIPv6(u.Hostname()) {
			// Skip all IPv6 endpoints
			continue
		}
		if u.Port() == "80" && u.Scheme == "http" || u.Port() == "443" && u.Scheme == "https" {
			u.Host = u.Hostname()
		}
		newAPIEndpoints[i] = u.String()
	}
	return newAPIEndpoints
}

        }
      }
    }.buffer()

  val localAddress: InetAddress
    get() = javaNetSocket.localAddress

  val localPort: Int
    get() = javaNetSocket.localPort

  val scheme: String
    get() =
      when (javaNetSocket) {
        is SSLSocket -> "https"
        else -> "http"
      }

  val handshake: Handshake?
    get() = (javaNetSocket as? SSLSocket)?.session?.handshake()

// isServerResolvable - checks if the endpoint is resolvable
// by sending a naked HTTP request with liveness checks.
func isServerResolvable(endpoint Endpoint, timeout time.Duration) error {
	serverURL := &url.URL{
		Scheme: endpoint.Scheme,
		Host:   endpoint.Host,
		Path:   pathJoin(healthCheckPathPrefix, healthCheckLivenessPath),
	}

	httpClient := &http.Client{
		Transport: globalInternodeTransport,
	}

      doExpectCollects(expectedResult, list);
    }
    return this;
  }

  private void doExpectCollects(R expectedResult, List<T> inputs) {
    for (CollectStrategy scheme : CollectStrategy.values()) {
      A finalAccum = scheme.result(collector, inputs);
      if (collector.characteristics().contains(Collector.Characteristics.IDENTITY_FINISH)) {
        @SuppressWarnings("unchecked") // `R` and `A` match for an `IDENTITY_FINISH`

    val request = server.takeRequest()
    assertThat(request.requestLine).isEqualTo(
      "GET /a/deep/path?key=foo%20bar HTTP/1.1",
    )
    val requestUrl = request.url
    assertThat(requestUrl.scheme).isEqualTo("http")
    assertThat(requestUrl.host).isEqualTo(server.hostName)
    assertThat(requestUrl.port).isEqualTo(server.port)
    assertThat(requestUrl.encodedPath).isEqualTo("/a/deep/path")