.execute()
      .close()

    assertThat(listener.recordedEventTypes()).containsExactly(
      "ConnectStart",
      "ConnectEnd",
      "ConnectionAcquired",
      "ConnectionReleased",
      "ConnectionAcquired",
      "ConnectionReleased",
    )
  }

  @Test
  @Throws(IOException::class)
  fun successfulEmptyH2CallEventSequence() {
    enableTls()

import okhttp3.CallEvent.Canceled
import okhttp3.CallEvent.ConnectEnd
import okhttp3.CallEvent.ConnectFailed
import okhttp3.CallEvent.ConnectStart
import okhttp3.CallEvent.ConnectionAcquired
import okhttp3.CallEvent.ConnectionReleased
import okhttp3.CallEvent.DnsEnd
import okhttp3.CallEvent.DnsStart
import okhttp3.CallEvent.FollowUpDecision
import okhttp3.CallEvent.ProxySelectEnd
import okhttp3.CallEvent.ProxySelectStart

import okhttp3.CallEvent.CallEnd
import okhttp3.CallEvent.CallStart
import okhttp3.CallEvent.ConnectEnd
import okhttp3.CallEvent.ConnectStart
import okhttp3.CallEvent.ConnectionAcquired
import okhttp3.CallEvent.ConnectionReleased
import okhttp3.CallEvent.DnsEnd
import okhttp3.CallEvent.DnsStart
import okhttp3.CallEvent.FollowUpDecision
import okhttp3.CallEvent.ProxySelectEnd
import okhttp3.CallEvent.ProxySelectStart

0.675 responseHeadersEnd
0.676 responseBodyStart
0.679 responseBodyEnd
0.679 connectionReleased
0.680 callEnd
REQUEST 2 (pooled connection)
0.000 callStart
0.001 connectionAcquired
0.001 requestHeadersStart
0.001 requestHeadersEnd
0.002 responseHeadersStart
0.082 responseHeadersEnd
0.082 responseBodyStart
0.082 responseBodyEnd
0.083 connectionReleased
0.083 callEnd
```

  override fun connectionAcquired(
    call: Call,
    connection: Connection,
  ) = onEvent(ConnectionAcquired(System.nanoTime(), call, connection))

  override fun connectionReleased(
    call: Call,
    connection: Connection,
  ) = onEvent(ConnectionReleased(System.nanoTime(), call, connection))

  override fun callStart(call: Call) = onEvent(CallStart(System.nanoTime(), call))

  override fun requestHeadersStart(call: Call) =

      .assertLogMatch(Regex("""responseBodyStart"""))
      .assertLogMatch(Regex("""responseBodyEnd: byteCount=6"""))
      .assertLogMatch(Regex("""connectionReleased"""))
      .assertLogMatch(Regex("""callEnd"""))
      .assertNoMoreLogs()
  }

  @Test
  fun post() {
    assumeNotWindows()
    server.enqueue(MockResponse())

        }
        addAll(listOf("ConnectionAcquired", "ConnectionReleased", "CallEnd"))
      }

    assertThat(events2).isEqualTo(expectedEvents2)
  }

  private fun isConnectionEvent(it: CallEvent?) =
    it is CallStart ||
      it is CallEnd ||
      it is ConnectStart ||
      it is ConnectEnd ||
      it is ConnectionAcquired ||
      it is ConnectionReleased ||
      it is Canceled ||

    call: Call,
    connection: Connection,
  ) {
    logWithTime("connectionAcquired: $connection")
  }

  override fun connectionReleased(
    call: Call,
    connection: Connection,
  ) {
    logWithTime("connectionReleased")
  }

  override fun requestHeadersStart(call: Call) {
    logWithTime("requestHeadersStart")
  }

  override fun requestHeadersEnd(

   */
  open fun connectionAcquired(
    connection: Connection,
    call: Call,
  ) {}

  /**
   * Invoked when a call no longer uses a connection.
   */
  open fun connectionReleased(
    connection: Connection,
    call: Call,
  ) {}

  /**
   * Invoked when a connection is marked for no new exchanges.
   */
  open fun noNewExchanges(connection: Connection) {}

  ) : ConnectionEvent()

  data class ConnectionAcquired(
    override val timestampNs: Long,
    override val connection: Connection,
    val call: Call,
  ) : ConnectionEvent()

  data class ConnectionReleased(
    override val timestampNs: Long,
    override val connection: Connection,
    val call: Call,
  ) : ConnectionEvent() {
    override fun closes(event: ConnectionEvent): Boolean =