"Payload size must be less than or equal to 125",
      )
    }
  }

  @Test fun pongTooLongThrows() {
    assertFailsWith<IllegalArgumentException> {
      serverWriter.writePong((binaryData(1000)))
    }.also { expected ->
      assertThat(expected.message).isEqualTo(
        "Payload size must be less than or equal to 125",
      )
    }
  }

        val stories = HpackJsonUtil.readStories(interopTestName)
        result.addAll(stories)
      }
      return result
    }

    /**
     * Checks if `expected` and `observed` are equal when viewed as a set and headers are
     * deduped.
     *
     * TODO: See if duped headers should be preserved on decode and verify.
     */
    private fun assertSetEquals(
      message: String,

    /** The operator to read and write the shared file. Null if this source is closed. */
    private var fileOperator: FileOperator? = FileOperator(file!!.channel)

    /** The next byte to read. This is always less than or equal to [upstreamPos]. */
    private var sourcePos = 0L

    /**
     * Selects where to find the bytes for a read and read them. This is one of three sources.
     *
     * ## Upstream
     *

internal fun inet6AddressToAscii(address: ByteArray): String {
  // Go through the address looking for the longest run of 0s. Each group is 2-bytes.
  // A run must be longer than one group (section 4.2.2).
  // If there are multiple equal runs, the first one must be used (section 4.2.3).
  var longestRunOffset = -1
  var longestRunLength = 0
  run {
    var i = 0
    while (i < address.size) {
      val currentRunOffset = i

    assertFailsWith<ProtocolException> {
      derReader.read("test") {}
    }.also { expected ->
      assertThat(expected.message).isEqualTo("invalid encoding for length")
    }
  }

  @Test fun `decode length equal to Long MAX_VALUE`() {
    val buffer =
      Buffer()
        .writeByte(0b00000010)
        .writeByte(0b10001000)
        .writeByte(0b01111111)
        .writeByte(0b11111111)
        .writeByte(0b11111111)

  /**
   * Returns true if `other` is a `Headers` object with the same headers, with the same casing, in
   * the same order. Note that two headers instances may be *semantically* equal but not equal
   * according to this method. In particular, none of the following sets of headers are equal
   * according to this method:
   *
   * 1. Original
   * ```
   * Content-Type: text/html
   * Content-Length: 50
   * ```
   *

  fun withTag(
    tagClass: Int = DerHeader.TAG_CLASS_CONTEXT_SPECIFIC,
    tag: Long,
  ): BasicDerAdapter<T> = copy(tagClass = tagClass, tag = tag)

  /** Returns a copy of this adapter that doesn't encode values equal to [defaultValue]. */
  fun optional(defaultValue: T? = null): BasicDerAdapter<T> = copy(isOptional = true, defaultValue = defaultValue)

  /**

   * 3.7.0 this is also true. But OkHttp 3.3.1 through 3.6.0 treated these as different.
   */
  @Test
  fun forJavaName_fromLegacyEnumName() {
    // These would have been considered equal in OkHttp 3.3.1, but now aren't.
    assertThat(forJavaName("SSL_RSA_EXPORT_WITH_RC4_40_MD5"))
      .isEqualTo(forJavaName("TLS_RSA_EXPORT_WITH_RC4_40_MD5"))
    assertThat(forJavaName("SSL_DH_RSA_EXPORT_WITH_DES40_CBC_SHA"))

 * [Set]. Doing so is both inefficient because equality may require a DNS lookup, and incorrect
 * because unequal URLs may be equal because of how they are hosted.
 *
 * ### Equal URLs should be equal
 *
 * These two URLs are semantically identical, but `java.net.URI` disagrees:
 *
 *  * http://host:80/
 *
 *  * http://host
 *

  val sectionIndexBuffer = Buffer()

  var previousMappedRanges: List<MappedRange>? = null

  for ((section, sectionMappedRanges) in sections) {
    // Skip sequential ranges when they are equal.
    if (sectionMappedRanges == previousMappedRanges) continue
    previousMappedRanges = sectionMappedRanges

    val sectionOffset = rangesBuffer.size.toInt() / 4

    // Section prefix.