* semantics are different. In particular, each of the body parts is an "alternative" version of
     * the same information.
     */
    @JvmField
    val ALTERNATIVE = "multipart/alternative".toMediaType()

    /**
     * This type is syntactically identical to "multipart/mixed", but the semantics are different.

   * https://github.com/square/okhttp/issues/4258
   */
  @Test
  @Throws(Exception::class)
  fun webSocketConnectionIsReleased() {
    // This test assumes HTTP/1.1 pooling semantics.
    client =
      client.newBuilder()
        .protocols(Arrays.asList(Protocol.HTTP_1_1))
        .build()
    webServer.enqueue(
      MockResponse.Builder()
        .code(HttpURLConnection.HTTP_NOT_FOUND)

   *
   * If a challenge uses the `token68` variant instead of auth params, there is exactly one
   * 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> {

        val index = nextHeaderIndex--
        dynamicTable[index] = entry
        headerCount++
        dynamicTableByteCount += delta
      }

      /**
       * This does not use "never indexed" semantics for sensitive headers.
       *
       * http://tools.ietf.org/html/draft-ietf-httpbis-header-compression-12#section-6.2.3
       */
      @Throws(IOException::class)
      fun writeHeaders(headerBlock: List<Header>) {