sourcePos += bytesToRead
        return bytesToRead
      }

      // Read from upstream. This always reads a full buffer: that might be more than what the
      // current call to Source.read() has requested.
      try {
        val upstreamBytesRead = upstream!!.read(upstreamBuffer, bufferMaxSize)

        // If we've exhausted upstream, we're done.
        if (upstreamBytesRead == -1L) {
          commit(upstreamPos)

  /**
   * When we need a new thread to run tasks, we call [Backend.execute]. A few microseconds later we
   * expect a newly-started thread to call [Runnable.run]. We shouldn't request new threads until
   * the already-requested ones are in service, otherwise we might create more threads than we need.
   *
   * We use [executeCallCount] and [runCallCount] to defend against starting more threads than we

  private var contextSwitchCount = 0

  /** Guarded by [TaskRunner.lock]. */
  private var activeThreads = 0

  /** A task runner that posts tasks to this fake. Tasks won't be executed until requested. */
  val taskRunner: TaskRunner =
    TaskRunner(
      object : TaskRunner.Backend {
        override fun execute(
          taskRunner: TaskRunner,
          runnable: Runnable,
        ) {

   *
   * Use the `request` of the [networkResponse] field to get the wire-level request that was
   * transmitted. In the case of follow-ups and redirects, also look at the `request` of the
   * [priorResponse] objects, which have its own [priorResponse].
   */
  @get:JvmName("request") val request: Request,
  /** Returns the HTTP protocol, such as [Protocol.HTTP_1_1] or [Protocol.HTTP_1_0]. */

        return false // No more requests on this socket.
      }

      val request = readRequest(socket, source, sink, sequenceNumber)
      atomicRequestCount.incrementAndGet()
      requestQueue.add(request)

      if (request.failure != null) {
        return false // Nothing to respond to.
      }

      val response = dispatcher.dispatch(request)

          sink.writeUtf8("Hello request!")
          sink.close()
        }

        override fun isDuplex(): Boolean {
          return true
        }
      }
    val request =
      request()
        .post(asyncRequestBody)
        .build()
    val response = client.newCall(request).execute()
    Assumptions.assumeTrue(response.protocol == Protocol.HTTP_2)

   * this path's segments. For example, if this path is `/foo` this cookie matches requests to
   * `/foo` and `/foo/bar`, but not `/` or `/football`.
   */
  @get:JvmName("path") val path: String,
  /** Returns true if this cookie should be limited to only HTTPS requests. */
  @get:JvmName("secure") val secure: Boolean,
  /**

        .build()
    val response = client.newCall(request).execute()
    assertThat(response.request.header("User-Agent")).isNotNull()
    assertThat(response.request.header("User-Agent")).isEqualTo("user request")
    assertThat(response.networkResponse!!.request.header("User-Agent")).isEqualTo(
      "intercepted request",
    )
  }

  @Test
  fun applicationInterceptorThrowsRuntimeExceptionAsynchronous() {

    }

    if (mostRecentTrimFailed || mostRecentRebuildFailed) {
      // The OS has become our enemy! If the trim job failed, it means we are storing more data than
      // requested by the user. Do not allow edits so we do not go over that limit any further. If
      // the journal rebuild failed, the journal writer will not be active, meaning we will not be

    assertThat(result).contains(address("2a03:2880:f029:11:face:b00c:0:2"))
    val request1 = server.takeRequest()
    assertThat(request1.method).isEqualTo("GET")
    val request2 = server.takeRequest()
    assertThat(request2.method).isEqualTo("GET")
    assertThat(listOf(request1.path, request2.path))
      .containsExactlyInAnyOrder(
        "/lookup?ct&dns=AAABAAABAAAAAAAABmdvb2dsZQNjb20AAAEAAQ",