"asdf\", realm=\"myrealm\", stale=\"FALSE\"",
        )
        .build()
    val challenges = headers.parseChallenges("WWW-Authenticate")
    assertThat(challenges.size).isEqualTo(1)
    assertThat(challenges[0].scheme).isEqualTo("Digest")
    assertThat(challenges[0].realm).isEqualTo("myrealm")
    val expectedAuthParams = mutableMapOf<String, String>()
    expectedAuthParams["realm"] = "myrealm"

            "WWW-Authenticate",
            "Basic realm=\"protected area\", charset=\"UTF-8\"",
          ),
        body = "Please authenticate with UTF-8.",
      ),
    )
    server.enqueue(
      MockResponse(
        code = 401,
        headers =
          headersOf(
            "WWW-Authenticate",
            "Basic realm=\"protected area\"",
          ),

   * auth param in the challenge at key null. Invalid headers and challenges are ignored.
   * No semantic validation is done, for example that `Basic` auth must have a `realm`
   * auth param, this is up to the caller that interprets these challenges.
   */
  fun challenges(): List<Challenge> {
    return headers.parseChallenges(
      when (code) {

  fun proxyAuthenticateOnConnect() {
    server.useHttps(handshakeCertificates.sslSocketFactory())
    server.enqueue(
      MockResponse(
        code = 407,
        headers = headersOf("Proxy-Authenticate", "Basic realm=\"localhost\""),
        inTunnel = true,
      ),
    )
    server.enqueue(
      MockResponse(inTunnel = true),
    )
    server.enqueue(
      MockResponse(body = "response body"),
    )

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

  @Test @Disabled
  fun cipherSuite() {
    val cipherSuite: CipherSuite = CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256

    responses returned by OkHttp itself, and it was an old mistake to permit
    application code to omit a message.

 *  The challenge's scheme and realm are now non-null. If you are calling
    `new Challenge(scheme, realm)` you must provide non-null values. These were
    never null in challenges created by OkHttp, but could have been null in
    application code that creates challenges.

  ) {
    setUp(protocol, mockWebServer)
    server.enqueue(
      MockResponse(
        code = HttpURLConnection.HTTP_UNAUTHORIZED,
        headers = headersOf("www-authenticate", "Basic realm=\"protected area\""),
        body = "Please authenticate.",
      ),
    )
    server.enqueue(
      MockResponse(body = "Successful auth!"),
    )
    val credential = basic("username", "password")

        .url("https://server/robots.txt")
        .build()
    val response =
      Response.Builder()
        .request(request)
        .code(401)
        .header("WWW-Authenticate", "Basic realm=\"User Visible Realm\"")
        .protocol(HTTP_2)
        .message("Unauthorized")
        .build()
    val authRequest = authenticator.authenticate(route, response)

    assertEquals(

    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
    val utf8: Challenge = challenge.withCharset(Charsets.UTF_8)
  }

  @Test
  fun cipherSuite() {

  @Test
  fun authenticatingTunnelProxyConnect() {
    enableTlsWithTunnel()
    server.enqueue(
      MockResponse.Builder()
        .inTunnel()
        .code(407)
        .addHeader("Proxy-Authenticate: Basic realm=\"localhost\"")
        .addHeader("Connection: close")
        .build(),
    )
    server.enqueue(
      MockResponse.Builder()
        .inTunnel()
        .build(),
    )