private fun randomByteString(byteCount: Int): ByteString {
    val bytes = ByteArray(byteCount)
    Random(0).nextBytes(bytes)
    return ByteString.of(*bytes)
  }

  private fun snapshot(): ByteString {
    randomAccessFile!!.getChannel().force(false)
    val source = file!!.source().buffer()
    return source.readByteString()
  }

  private fun write(data: ByteString) {
    val sink = file!!.sink().buffer()

    ByteString state = randomToken();
    synchronized (this) {
      listeners.put(state, listener);
    }

    return slackApi.authorizeUrl(scopes, redirectUrl(), state, team);
  }

  private ByteString randomToken() {
    byte[] bytes = new byte[16];
    secureRandom.nextBytes(bytes);
    return ByteString.of(bytes);
  }

  private HttpUrl redirectUrl() {

      Mapping(0x40100, 0x4017f, TYPE_DISALLOWED, ByteString.EMPTY),
      Mapping(0x40180, 0x40180, TYPE_DISALLOWED, ByteString.EMPTY),
    )
  }

  @Test fun withSectionStartAlreadySplit() {
    assertThat(
      withoutSectionSpans(
        listOf(
          Mapping(0x40000, 0x4007f, TYPE_DISALLOWED, ByteString.EMPTY),
          Mapping(0x40080, 0x400ff, TYPE_DISALLOWED, ByteString.EMPTY),
        ),
      ),

import okhttp3.internal.ws.WebSocketProtocol.PAYLOAD_BYTE_MAX
import okhttp3.internal.ws.WebSocketProtocol.PAYLOAD_SHORT_MAX
import okio.Buffer
import okio.ByteString
import okio.ByteString.Companion.EMPTY
import okio.ByteString.Companion.decodeHex
import okio.ByteString.Companion.encodeUtf8
import okio.ByteString.Companion.toByteString
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.extension.AfterEachCallback

import okhttp3.internal.http2.Huffman.decode
import okhttp3.internal.http2.Huffman.encode
import okhttp3.internal.http2.Huffman.encodedLength
import okio.Buffer
import okio.ByteString
import okio.ByteString.Companion.encodeUtf8
import okio.ByteString.Companion.toByteString
import org.junit.jupiter.api.Assertions.assertEquals
import org.junit.jupiter.api.Test

  private fun sourceReader(source: Source?): Callable<ByteString> =
    Callable {
      val buffer = Buffer()
      while (source!!.read(buffer, 16384) != -1L) {
      }
      source.close()
      buffer.readByteString()
    }

  private fun assertFile(
    prefix: ByteString,
    upstreamSize: Long,
    metadataSize: Int,
    upstream: String?,
    metadata: ByteString?,
  ) {

import kotlin.test.assertFailsWith
import okhttp3.dnsoverhttps.DnsRecordCodec.TYPE_A
import okhttp3.dnsoverhttps.DnsRecordCodec.TYPE_AAAA
import okhttp3.dnsoverhttps.DnsRecordCodec.decodeAnswers
import okio.ByteString.Companion.decodeHex
import org.junit.jupiter.api.Test

class DnsRecordCodecTest {
  @Test
  fun testGoogleDotComEncoding() {
    val encoded = encodeQuery("google.com", TYPE_A)

  @Suppress("unused")
  private val MOSHI =
    Moshi
      .Builder()
      .add(
        object : Any() {
          @ToJson fun byteStringToJson(byteString: ByteString) = byteString.hex()

          @FromJson fun byteStringFromJson(json: String) = json.decodeHex()
        },
      ).add(KotlinJsonAdapterFactory())
      .build()
  private val STORY_JSON_ADAPTER = MOSHI.adapter(Story::class.java)

      )
    }
  }

  @Test
  fun byteStringEmpty() {
    val body = body("")
    assertThat(body.byteString()).isEqualTo(ByteString.EMPTY)
  }

  @Test
  fun byteStringSeesBom() {
    val body = body("efbbbf68656c6c6f")
    val actual = body.byteString()
    val expected: ByteString = "efbbbf68656c6c6f".decodeHex()
    assertThat(actual).isEqualTo(expected)
  }

  @Test

        writeShort(1) // CLASS_IN
      }.readByteString()

  @Throws(Exception::class)
  fun decodeAnswers(
    hostname: String,
    byteString: ByteString,
  ): List<InetAddress> {
    val result = mutableListOf<InetAddress>()

    val buf = Buffer()
    buf.write(byteString)
    buf.readShort() // query id

    val flags = buf.readShort().toInt() and 0xffff
    require(flags shr 15 != 0) { "not a response" }