pekko/akka-testkit/src/main/scala/akka/testkit/TestActors.scala

/**
 * Copyright (C) 2009-2015 Typesafe Inc. <http://www.typesafe.com>
 */
package akka.testkit

import akka.actor.{ Props, Actor }

/**
 * A collection of common actor patterns used in tests.
 */
object TestActors {

  /**
   * EchoActor sends back received messages (unmodified).
   */
  class EchoActor extends Actor {
    override def receive = {
      case message ⇒ sender() ! message
    }
  }

  val echoActorProps = Props[EchoActor]()

}