public async Task Test_GetOrCreate_And_Get_Succeed()
{
var sys = Setup();
var reply = await sys.Table.Ask<Message.GetOrCreateReply>(
new Message.GetOrCreate(10, BlackHoleActor.Props.Arguments));
Assert.Equal(10, reply.Id);
Assert.NotNull(reply.Actor);
Assert.Equal(true, reply.Created);
var reply2 = await sys.Table.Ask<Message.GetReply>(new Message.Get(reply.Id));
Assert.Equal(reply.Id, reply2.Id);
Assert.Equal(reply.Actor, reply2.Actor);
}