def this() = this(ActorSystem("blbla"))
abstract class AbstractTestSuite(_system: ActorSystem) extends TestKit(_system) with FunSpecLike {
protected def xxx: Unit
it("test") {
println("Hurayyy !!!") }}
class BarSpec(_system: ActorSystem) extends AbstractTestSuite(_system: ActorSystem) {
def this() = this(ActorSystem("blbla"))
protected def xxx: Unit = ???}
class FooSpec(_system: ActorSystem) extends AbstractTestSuite(_system: ActorSystem) {
def this() = this(ActorSystem("blbla"))