It depends on what you want to test.
Since the receive
method is a PartialFunction
, you can do isDefinedAt
tests like so:
$ sbt test:console
scala> import akka.actor._
scala> import akka.testkit._
scala> class MyActor extends Actor {
def receive = {
case n: Long => println("Got %d".format(n))
case s: String => println("Got %s".format(s))
}
}
scala> implicit val system = ActorSystem()
system: akka.actor.ActorSystem = akka://default
scala> val myActor = TestActorRef[MyActor]
myActor: akka.testkit.TestActorRef[MyActor] = TestActor[akka://default/user/$$a]
scala> val underlying = myActor.underlyingActor
underlying: MyActor = MyActor@365d7762
scala> underlying.receive.isDefinedAt(123L)
res0: Boolean = true
scala> underlying.receive.isDefinedAt("banana")
res1: Boolean = true
scala> underlying.receive.isDefinedAt(true)
res2: Boolean = false
scala> underlying.receive.isDefinedAt(123)
res3: Boolean = false
scala> underlying.receive.isDefinedAt(null)
res4: Boolean = false
scala> system.shutdown()