// Request body headers are only present when installed as a network interceptor. When not
          // already present, force them to be included (if available) so their values are known.
          requestBody.contentType()?.let {
            if (headers["Content-Type"] == null) {
              logger.log("Content-Type: $it")
            }
          }
          if (requestBody.contentLength() != -1L) {

          val coordinatorTask = waitingCoordinatorTask ?: error("no coordinator waiting")
          currentTask = coordinatorTask
          taskRunner.condition.signalAll()
        }
      }

    // Let the coordinator process its interruption.
    runTasks()
  }

  /** Ask a single task to proceed. Used by the test thread only. */
  fun runNextTask() {
    taskRunner.assertThreadDoesntHoldLock()

  internal val fileSystem: FileSystem =
    object : ForwardingFileSystem(fileSystem) {
      override fun sink(
        file: Path,
        mustCreate: Boolean,
      ): Sink {
        file.parent?.let {
          createDirectories(it)
        }
        return super.sink(file, mustCreate)
      }
    }

  /** The maximum number of bytes that this cache should use to store its data. */

  @Synchronized private fun initUncaughtException(throwable: Throwable) {
    if (uncaughtException == null) {
      uncaughtException = throwable
    }
  }

  fun ensureAllConnectionsReleased() {
    testClient?.let {
      val connectionPool = it.connectionPool

      connectionPool.evictAll()
      if (connectionPool.connectionCount() > 0) {
        // Minimise test flakiness due to possible race conditions with connections closing.

    a2.cancel()
    a3.cancel()
    assertThat(dispatcher.runningCalls())
      .containsExactlyInAnyOrder(a1, a2)
    assertThat(dispatcher.queuedCalls()).isEmpty()

    // Let the calls finish.
    waiting.countDown()
    t1.join()
    t2.join()

    // Now we should have 0 running calls and 0 queued calls.
    assertThat(dispatcher.runningCallsCount()).isEqualTo(0)

    bytesIn.writeByte(0x18)
    hpackReader!!.readHeaders()
    assertThat(hpackReader!!.headerCount).isEqualTo(1)
  }

  /** Header table backing array is initially 8 long, let's ensure it grows.  */
  @Test
  fun dynamicallyGrowsBeyond64Entries() {
    // Lots of headers need more room!
    hpackReader = Hpack.Reader(bytesIn, 16384, 4096)

          // We have the connection and it's in the pool. Let request2 proceed to make a connection.
          latch2.countDown()
        }
      }
    val request2Listener: EventListener =
      object : EventListener() {
        override fun connectStart(
          call: Call,
          inetSocketAddress: InetSocketAddress,
          proxy: Proxy,
        ) {
          // Let request1 proceed to make a connection.

    results: MutableList<InetAddress>,
    failures: MutableList<Exception>,
    type: Int,
  ) {
    val request = buildRequest(hostname, type)
    val response = getCacheOnlyResponse(request)

    response?.let { processResponse(it, hostname, results, failures) } ?: networkRequests.add(
      client.newCall(request),
    )
  }

  private fun executeRequests(
    hostname: String,
    networkRequests: List<Call>,

        buffer.write(source, length.toLong())
      }
    }
    while (!buffer.exhausted()) {
      var publicSuffix = buffer.readUtf8LineStrict()
      if (publicSuffix.contains("*")) {
        // A wildcard rule, let's replace the wildcard with a value.
        publicSuffix = publicSuffix.replace("\\*".toRegex(), "square")
      }
      assertThat(publicSuffixDatabase.getEffectiveTldPlusOne(publicSuffix)).isNull()

    plan0.yieldBeforeTcpConnectReturns = true // Yield so we get a chance to take plan1...
    val plan1 = routePlanner.addPlan()
    plan1.connectState = TLS_CONNECTED
    plan1.yieldBeforePlanReturns = true // ... but let plan 0 connect before we act upon it.

    taskRunner.newQueue().execute("connect") {
      val result0 = finder.find()
      assertThat(result0).isEqualTo(plan0.connection)
    }

    taskFaker.runTasks()