public async Task Message_SyncHandler_ExecutedSequantially()
{
// Arrange
var log = new LogBoard<string>();
var actor = ActorOf(() => new TestMessageActor(log));
// Act
actor.Tell(new PlainMessages.Func { Value = "A" });
await actor.GracefulStop(TimeSpan.FromMinutes(1), InterfacedPoisonPill.Instance);
// Assert
Assert.Equal(new[] { "A_1" },
log);
}