return this?.charset() ?: Charsets.UTF_8
}

internal val Response.connection: RealConnection
  get() = this.exchange!!.connection

internal fun OkHttpClient.Builder.taskRunnerInternal(taskRunner: TaskRunner) = this.taskRunner(taskRunner)

internal fun buildConnectionPool(
  connectionListener: ConnectionListener,
  taskRunner: TaskRunner,
): ConnectionPool =
  ConnectionPool(

import okhttp3.internal.buildConnectionPool
import okhttp3.internal.concurrent.TaskRunner
import okhttp3.internal.connection.RealConnectionPool
import okhttp3.internal.http2.Http2
import okhttp3.internal.taskRunnerInternal
import okhttp3.testing.Flaky
import okhttp3.testing.PlatformRule.Companion.LOOM_PROPERTY
import okhttp3.testing.PlatformRule.Companion.getPlatformSystemProperty
import org.junit.jupiter.api.Assertions.assertEquals