this.encodedUsername = base.encodedUsername
        this.encodedPassword = base.encodedPassword
        this.host = base.host
        this.port = base.port
        this.encodedPathSegments.clear()
        this.encodedPathSegments.addAll(base.encodedPathSegments)
        if (pos == limit || input[pos] == '#') {
          encodedQuery(base.encodedQuery)
        }
      }

    if (flags == 0) return ""
    when (type) {
      // Special case types that have 0 or 1 flag.
      TYPE_SETTINGS, TYPE_PING -> return if (flags == FLAG_ACK) "ACK" else BINARY[flags]
      TYPE_PRIORITY, TYPE_RST_STREAM, TYPE_GOAWAY, TYPE_WINDOW_UPDATE -> return BINARY[flags]
    }
    val result = if (flags < FLAGS.size) FLAGS[flags]!! else BINARY[flags]
    // Special case types that have overlap flag values.
    return when {

    // If there was a protocol problem, don't recover.
    e is ProtocolException -> false

    // If there was an interruption or timeout (SocketTimeoutException), don't recover.
    // For the socket connect timeout case we do not try the same host with a different
    // ConnectionSpec: we assume it is unreachable.
    e is InterruptedIOException -> false

    // If the problem was a CertificateException from the X509TrustManager, do not retry.

    ): Long {
      while (left == 0) {
        source.skip(padding.toLong())
        padding = 0
        if (flags and FLAG_END_HEADERS != 0) return -1L
        readContinuationHeader()
        // TODO: test case for empty continuation header?
      }

      val read = source.read(sink, minOf(byteCount, left.toLong()))
      if (read == -1L) return -1L
      left -= read.toInt()
      return read
    }

          } catch (e: IOException) {
            // It is ok if this broke the stream.
            bodyRef.set("A")
            throw e // We expect to not loop into onFailure in this case.
          } finally {
            latch.countDown()
          }
        }
      },
    )
    latch.await()
    assertThat(bodyRef.get()).isEqualTo("A")

 * successful (non-null parameters), or failed (non-null throwable). The first common parameters of
 * each event pair are used to link the event in case of concurrent or repeated events e.g.
 * `dnsStart(call, domainName)` → `dnsEnd(call, domainName, inetAddressList)`.
 *
 * Events are typically nested with this structure:
 *
 *  * call ([callStart], [callEnd], [callFailed])

   * This is December 31, 9999 if the cookie is not [persistent], in which case it will expire at the
   * end of the current session.
   *
   * This may return a value less than the current time, in which case the cookie is already
   * expired. Webservers may return expired cookies as a mechanism to delete previously set cookies

   * authenticator. This gives the authenticator the option to customize the CONNECT request. It can
   * decline to do so by returning null, in which case OkHttp will use it as-is.
   */
  @Throws(IOException::class)
  private fun createTunnelRequest(route: Route): Request {
    val proxyConnectRequest =
      Request.Builder()
        .url(route.address.url)

    assertThat(server.takeRequest().sequenceNumber).isEqualTo(1)
  }

  /**
   * Test to ensure we don't  throw a read timeout on responses that are progressing.  For this
   * case, we take a 4KiB body and throttle it to 1KiB/second.  We set the read timeout to two
   * seconds.  If our implementation is acting correctly, it will not throw, as it is progressing.
   */
  @ParameterizedTest

          'a'.code,
          'R'.code,
        ),
      ).readHeaders()
    }.also { expected ->
      assertThat(expected.message).isEqualTo(
        "PROTOCOL_ERROR response malformed: mixed case name: Foo",
      )
    }
  }

  @Test
  fun emptyHeaderName() {
    hpackWriter!!.writeByteString("".encodeUtf8())
    assertBytes(0)
    assertThat(newReader(byteStream(0)).readByteString())