(if (forWebSocket) "web socket" else "call") +
        " to " + redactedUrl()
    )
  }

  internal fun redactedUrl(): String = originalRequest.url.redact()

  inner class AsyncCall(
    private val responseCallback: Callback,
  ) : Runnable {
    @Volatile var callsPerHost = AtomicInteger(0)
      private set

    fun reuseCallsPerHostFrom(other: AsyncCall) {

import android.net.http.UrlRequest
import android.net.http.UrlRequest.Callback
import android.net.http.UrlRequest.REQUEST_PRIORITY_MEDIUM
import android.net.http.UrlResponseInfo
import androidx.test.ext.junit.runners.AndroidJUnit4
import androidx.test.filters.SdkSuppress
import androidx.test.platform.app.InstrumentationRegistry
import java.net.HttpURLConnection
import java.net.URL
import java.nio.ByteBuffer

            unverifiedHandshake.peerCertificates,
            address.url.host,
          )
        }
      this.handshake = handshake

      // Check that the certificate pinner is satisfied by the certificates presented.
      certificatePinner.check(address.url.host) {
        handshake.peerCertificates.map { it as X509Certificate }
      }

    hitCount++
  }

  @Synchronized fun networkCount(): Int = networkCount

  @Synchronized fun hitCount(): Int = hitCount

  @Synchronized fun requestCount(): Int = requestCount

  private inner class RealCacheRequest(
    private val editor: DiskLruCache.Editor,
  ) : CacheRequest {
    private val cacheOut: Sink = editor.newSink(ENTRY_BODY)
    private val body: Sink
    var done = false

    init {

    fun start()
  }

  private object TestThreadSerialTask : SerialTask {
    override fun start() = error("unexpected call")
  }

  inner class RunnableSerialTask(
    private val runnable: Runnable,
  ) : SerialTask {
    override fun start() {
      taskRunner.assertThreadHoldsLock()
      require(currentTask == this)
      activeThreads++

  private fun gzip(bytes: String): Buffer {
    val bytesOut = Buffer()
    val sink = GzipSink(bytesOut).buffer()
    sink.writeUtf8(bytes)
    sink.close()
    return bytesOut
  }

  internal inner class AsyncRequest(
    val path: String,
    val countDownLatch: CountDownLatch,
  ) : Runnable {
    override fun run() {
      try {
        val call =
          client.newCall(

  }

  override fun sameHostAndPort(url: HttpUrl): Boolean {
    return url.host == address.url.host && url.port == address.url.port
  }

  override fun close() {
    factory.close()
  }

  inner class FakePlan(
    val id: Int,
  ) : RoutePlanner.Plan {
    var planningThrowable: Throwable? = null
    var canceled = false
    var connectState = ConnectState.READY
    val connection =

  )

  abstract class Streams(
    val client: Boolean,
    val source: BufferedSource,
    val sink: BufferedSink,
  ) : Closeable {
    abstract fun cancel()
  }

  private inner class WriterTask : Task("$name writer") {
    override fun runOnce(): Long {
      try {
        if (writeOneFrame()) return 0L
      } catch (e: IOException) {
        failWebSocket(e = e, isWriter = true)
      }

      return Http2Connection(this)
    }
  }

  /**
   * Methods in this class must not lock FrameWriter. If a method needs to write a frame, create an
   * async task to do so.
   */
  inner class ReaderRunnable internal constructor(
    internal val reader: Http2Reader,
  ) : Http2Reader.Handler, () -> Unit {
    override fun invoke() {
      var connectionErrorCode = ErrorCode.INTERNAL_ERROR

        if (hostnameVerifier != this.hostnameVerifier) {
          this.routeDatabase = null
        }

        this.hostnameVerifier = hostnameVerifier
      }

    /**
     * Sets the certificate pinner that constrains which certificates are trusted. By default HTTPS
     * connections rely on only the [SSL socket factory][sslSocketFactory] to establish trust.