import okio.IOException

class RealConnectionPool(
  private val taskRunner: TaskRunner,
  /**
   * The maximum number of idle connections across all addresses.
   * Connections needed to satisfy a [ConnectionPool.AddressPolicy] are not considered idle.
   */
  private val maxIdleConnections: Int,
  keepAliveDuration: Long,
  timeUnit: TimeUnit,
  internal val connectionListener: ConnectionListener,

    val address = routePlanner.address
    val pool = routePlanner.pool

    // Connections are created as soon as a policy is set
    setPolicy(pool, address, ConnectionPool.AddressPolicy(2))
    assertThat(pool.connectionCount()).isEqualTo(2)

    // Connections are replaced if they idle out or are evicted from the pool
    evictAllConnections(pool)
    assertThat(pool.connectionCount()).isEqualTo(2)