assertThat(buffer.readByteString()).isEqualTo("0D04c27B0302".decodeHex())
  }

  @Test fun `decode raw sequence`() {
    val buffer =
      Buffer()
        .write("300A".decodeHex())
        .write("1505".decodeHex())
        .write("Smith".encodeUtf8())
        .write("01".decodeHex())
        .write("01".decodeHex())
        .write("FF".decodeHex())

    val derReader = DerReader(buffer)

    }
  }

  @Test fun closeReservedThrows() {
    assertFailsWith<IllegalArgumentException> {
      clientWriter.writeClose(1005, "Hello".encodeUtf8())
    }.also { expected ->
      assertThat(expected.message).isEqualTo("Code 1005 is reserved and may not be used.")
    }
  }

  @Test fun serverEmptyPing() {
    serverWriter.writePing(EMPTY)
    assertData("8900")
  }

    // Running at time 149, the pool returns that nothing can be evicted until time 150.
    assertThat(pool.closeConnections(149L)).isEqualTo(1L)
    assertThat(pool.connectionCount()).isEqualTo(1)
    assertThat(c1.socket().isClosed).isFalse()

    // Running at time 150, the pool evicts.
    assertThat(pool.closeConnections(150L)).isEqualTo(0)
    assertThat(pool.connectionCount()).isEqualTo(0)

    callback.assertPing("Hello".encodeUtf8())
  }

  @Test fun emptyCloseCallsCallback() {
    data.write("8800".decodeHex()) // Empty close
    clientReader.processNextFrame()
    callback.assertClosing(1005, "")
  }

  @Test fun closeLengthOfOneThrows() {
    data.write("880100".decodeHex()) // Close with invalid 1-byte payload
    assertFailsWith<ProtocolException> {
      clientReader.processNextFrame()

    client.processNextFrame()
    client.listener.assertClosing(1005, "")
    client.webSocket!!.finishReader()
    assertThat(client.webSocket!!.close(1000, "Bye!")).isTrue()
    server.processNextFrame()
    server.listener.assertClosing(1000, "Bye!")
    server.webSocket!!.finishReader()
    client.listener.assertClosed(1005, "")
  }

  @Test
  fun clientCloseClosesConnection() {

   1F82; 1F02 03B9; Case map
   1F83; 1F03 03B9; Case map
   1F84; 1F04 03B9; Case map
   1F85; 1F05 03B9; Case map
   1F86; 1F06 03B9; Case map
   1F87; 1F07 03B9; Case map
   1F88; 1F00 03B9; Case map
   1F89; 1F01 03B9; Case map
   1F8A; 1F02 03B9; Case map
   1F8B; 1F03 03B9; Case map
   1F8C; 1F04 03B9; Case map
   1F8D; 1F05 03B9; Case map
   1F8E; 1F06 03B9; Case map
   1F8F; 1F07 03B9; Case map

  internal const val CLOSE_CLIENT_GOING_AWAY = 1001

  /** Used when an empty close frame was received (i.e., without a status code). */
  internal const val CLOSE_NO_STATUS_CODE = 1005

  fun toggleMask(
    cursor: Buffer.UnsafeCursor,
    key: ByteArray,
  ) {
    var keyIndex = 0
    val keyLength = key.size
    do {
      val buffer = cursor.data
      var i = cursor.start

    const val CANCEL_AFTER_CLOSE_MILLIS = 60L * 1000

    /**
     * The smallest message that will be compressed. We use 1024 because smaller messages already
     * fit comfortably within a single ethernet packet (1500 bytes) even with framing overhead.
     *
     * For tests this must be big enough to realize real compression on test messages like
     * 'aaaaaaaaaa...'. Our tests check if compression was applied just by looking at the size if

  }

  /**
   * We delay sending the last byte of the request body 1500 ms. The 1000 ms read timeout should
   * only elapse 1000 ms after the request body is sent.
   */
  @Test
  fun headersReadTimeoutDoesNotStartUntilLastRequestBodyByteFire() {
    enableProtocol(Protocol.HTTP_2)
    server.enqueue(
      MockResponse.Builder()
        .headersDelay(1500, TimeUnit.MILLISECONDS)
        .build(),
    )
    val request =

    val delays = mutableListOf(50.µs, 150.µs, -1L)
    redQueue.schedule("task", 100.µs) {
      log += "run@${taskFaker.nanoTime}"
      return@schedule delays.removeAt(0)
    }

    taskFaker.advanceUntil(0.µs)
    assertThat(log).containsExactly()

    taskFaker.advanceUntil(100.µs)
    assertThat(log).containsExactly("run@100000")

    taskFaker.advanceUntil(150.µs)