private
fun scriptsCacheDirsUnder(cacheDir: File) =
    scriptCacheDirNames
        .map { File(cacheDir, it) }
        .filter { it.isDirectory }


/**
 * Clean up cache files for older versions that aren't multi-process safe.
 */
fun FileSystemOperations.removeDodgyCacheFiles(dir: Directory) {
    if (dir.asFile.isDirectory) {

  val platform = PlatformRule()

  @Test
  fun testMode() {
    println(PlatformRule.getPlatformSystemProperty())
    println(Platform.get().javaClass.simpleName)
  }

  @Test
  fun testGreenCase() {
  }

  @Test
  fun testGreenCaseFailingOnLater() {
    platform.expectFailureFromJdkVersion(PlatformVersion.majorVersion + 1)
  }

  @Test
  fun failureCase() {

      }
    }

  private val backend = TaskRunner.RealBackend(threadFactory)
  private val taskRunner = TaskRunner(backend)
  private val queue = taskRunner.newQueue()

  @AfterEach fun tearDown() {
    backend.shutdown()
  }

  @Test fun test() {
    val t1 = System.nanoTime() / 1e6

    val delays = mutableListOf(TimeUnit.MILLISECONDS.toNanos(1000), -1L)
    queue.schedule("task", TimeUnit.MILLISECONDS.toNanos(750)) {

class CookieTest {
  val url = "https://example.com/".toHttpUrl()

  @Test fun simpleCookie() {
    val cookie = parse(url, "SID=31d4d96e407aad42")
    assertThat(cookie.toString()).isEqualTo("SID=31d4d96e407aad42; path=/")
  }

  @Test fun noEqualsSign() {
    assertThat(parse(url, "foo")).isNull()
    assertThat(parse(url, "foo; Path=/")).isNull()
  }

  @Test fun emptyName() {
    assertThat(parse(url, "=b")).isNull()

        override fun isOneShot(): Boolean = true

        override fun writeTo(sink: BufferedSink) {
          FileInputStream(this@toRequestBody).use {
            sink.buffer.writeAll(it.source())
          }
        }
      }
    }

    /** Returns a new request body that transmits this. */
    @JvmOverloads
    @JvmStatic
    @JvmName("create")

}

internal fun Char.parseHexDigit(): Int =
  when (this) {
    in '0'..'9' -> this - '0'
    in 'a'..'f' -> this - 'a' + 10
    in 'A'..'F' -> this - 'A' + 10
    else -> -1
  }

internal infix fun Byte.and(mask: Int): Int = toInt() and mask

internal infix fun Short.and(mask: Int): Int = toInt() and mask

internal infix fun Int.and(mask: Long): Long = toLong() and mask

        override fun contentType() = original.contentType()

        override fun contentLength() = original.contentLength()

        override fun source() = uppercase(original.source()).buffer()
      }
    }

    private fun uppercase(original: Source): Source {
      return object : ForwardingSource(original) {
        override fun read(
          sink: Buffer,
          byteCount: Long,

        }

        override fun onMessage(
          webSocket: WebSocket,
          bytes: ByteString,
        ) {
          webSocket.send(bytes)
        }

        override fun onMessage(
          webSocket: WebSocket,
          text: String,
        ) {
          webSocket.send(text)
        }

        override fun onClosing(
          webSocket: WebSocket,
          code: Int,

  }

  private fun splitDomain(domain: String): List<String> {
    val domainLabels = domain.split('.')

    if (domainLabels.last() == "") {
      // allow for domain name trailing dot
      return domainLabels.dropLast(1)
    }

    return domainLabels
  }

  private fun findMatchingRule(domainLabels: List<String>): List<String> {

  private const val SERVFAIL = 2
  private const val NXDOMAIN = 3
  const val TYPE_A = 0x0001
  const val TYPE_AAAA = 0x001c
  private const val TYPE_PTR = 0x000c
  private val ASCII = Charsets.US_ASCII

  fun encodeQuery(
    host: String,
    type: Int,
  ): ByteString =
    Buffer().apply {
      writeShort(0) // query id
      writeShort(256) // flags with recursion
      writeShort(1) // question count