public void save_snapshots()
{
{
var probe = CreateTestProbe();
var p = ActorSystem.ActorOf(ShardedEntityActorProps.Create <TestEntity, TestCommand, TestEvent, TestState>(
"test",
OptionInitializers.Some("4"),
() => new TestEntity(ActorSystem),
3,
10d.seconds(),
"",
""
));
ActorSystem.EventStream.Subscribe(probe.Ref, typeof(UnhandledMessage));
for (var i = 0; i < 10; i++)
{
p.Tell(new TestCommand.Add($"{i}"));
ExpectMsg(new TestEvent.Appended("4", $"{i}"));
}
probe.ExpectNoMsg(TimeSpan.FromMilliseconds(300));
ActorSystem.EventStream.Unsubscribe(probe.Ref);
}
Within(10.0d.seconds(), () =>
{
AwaitAssert(() =>
{
var probe = CreateTestProbe();
var p = ActorSystem.ActorOf(
ShardedEntityActorProps.Create <TestEntity, TestCommand, TestEvent, TestState>(
"test",
OptionInitializers.Some("4"),
() => new TestEntity(ActorSystem, new Option <IActorRef>(probe.Ref)),
3,
10d.seconds(),
"",
""
));
probe.ExpectMsg <TestEntity.Snapshot>();
p.Tell(new TestCommand.Get());
var state = ExpectMsg <TestState>();
var words = state.Words.ToList();
Assert.Equal(Enumerable.Range(0, 10).Select(x => x.ToString()).ToList(), words);
});
});
}
public PassivatingActor()
{
Child = Context.ActorOf(ShardedEntityActorProps.Create <TestEntity, TestCommand, TestEvent, TestState>(
"test",
OptionInitializers.Some("1"),
() => new TestEntity(Context.System),
100,
1d.seconds(),
"",
""
)
);
Receive <Passivate>(stopMsg => Sender.Tell(stopMsg.StopMessage));
ReceiveAny(x => Child.Forward(x));
}
public void notify_on_recover_complete()
{
var probe = CreateTestProbe();
ActorSystem.ActorOf(ShardedEntityActorProps.Create <TestEntity, TestCommand, TestEvent, TestState>(
"test",
OptionInitializers.Some("2"),
() => new TestEntity(ActorSystem, probe),
100,
1d.seconds(),
"",
""
));
probe.ExpectMsg <TestEntity.AfterRecovery>();
}
public void actor_will_persist_events()
{
{
var p = ActorSystem.ActorOf(ShardedEntityActorProps.Create <TestEntity, TestCommand, TestEvent, TestState>(
"test",
OptionInitializers.Some("1"),
() => new TestEntity(ActorSystem),
100,
5d.seconds(),
"",
""
));
p.Tell(new TestCommand.Get());
var state = ExpectMsg <TestState>();
Assert.Empty(state.Words);
p.Tell(new TestCommand.Add("a"));
ExpectMsg(new TestEvent.Appended("1", "A"));
p.Tell(new TestCommand.Add("b"));
ExpectMsg(new TestEvent.Appended("1", "B"));
p.Tell(new TestCommand.Add("c"));
ExpectMsg(new TestEvent.Appended("1", "C"));
p.Tell(new TestCommand.Get());
var state2 = ExpectMsg <TestState>();
var words = state2.Words.ToList();
Assert.Equal(words, new[] { "A", "B", "C" });
}
// Check actor restoration
{
var p = ActorSystem.ActorOf(ShardedEntityActorProps.Create <TestEntity, TestCommand, TestEvent, TestState>(
"test",
OptionInitializers.Some("1"),
() => new TestEntity(ActorSystem),
100,
1d.seconds(),
"",
""
));
p.Tell(new TestCommand.Get());
var state = ExpectMsg <TestState>();
var words = state.Words.ToList();
Assert.Equal(words, new[] { "A", "B", "C" });
}
}
public void persist_multiple_events_on_single_command()
{
var p = ActorSystem.ActorOf(ShardedEntityActorProps.Create <TestEntity, TestCommand, TestEvent, TestState>(
"test",
OptionInitializers.Some("5"),
() => new TestEntity(ActorSystem),
100,
1d.seconds(),
"",
""
));
p.Tell(new TestCommand.Add("a", 3));
ExpectMsg(new TestEvent.Appended("5", "A"));
p.Tell(new TestCommand.Get());
var state = ExpectMsg <TestState>();
var words = state.Words.ToList();
Assert.Equal(new [] { "A", "A", "A" }, words);
}
public void actor_can_change_behavior()
{
{
var p = ActorSystem.ActorOf(ShardedEntityActorProps.Create <TestEntity, TestCommand, TestEvent, TestState>(
"test",
OptionInitializers.Some("2"),
() => new TestEntity(ActorSystem),
100,
1d.seconds(),
"",
""
));
p.Tell(new TestCommand.Get());
var state = ExpectMsg <TestState>();
Assert.Equal(TestEntity.Mode.APPEND, state.Mode);
p.Tell(new TestCommand.Add("a"));
ExpectMsg(new TestEvent.Appended("2", "A"));
p.Tell(new TestCommand.Add("b"));
ExpectMsg(new TestEvent.Appended("2", "B"));
p.Tell(new TestCommand.ChangeMode(TestEntity.Mode.PREPEND));
ExpectMsg(new TestEvent.InPrependMode("2"));
p.Tell(new TestCommand.Add("C"));
ExpectMsg(new TestEvent.Prepended("2", "c"));
p.Tell(new TestCommand.Get());
var state2 = ExpectMsg <TestState>();
var words = state2.Words.ToList();
Assert.Equal(words, new[] { "c", "A", "B" });
}
{
var p = ActorSystem.ActorOf(ShardedEntityActorProps.Create <TestEntity, TestCommand, TestEvent, TestState>(
"test",
OptionInitializers.Some("2"),
() => new TestEntity(ActorSystem),
100,
1d.seconds(),
"",
""
));
p.Tell(new TestCommand.Get());
var state = ExpectMsg <TestState>();
Assert.Equal(TestEntity.Mode.PREPEND, state.Mode);
p.Tell(new TestCommand.Add("D"));
ExpectMsg(new TestEvent.Prepended("2", "d"));
p.Tell(new TestCommand.Get());
var state2 = ExpectMsg <TestState>();
var words = state2.Words.ToList();
Assert.Equal(words, new[] { "d", "c", "A", "B" });
}
{
var p = ActorSystem.ActorOf(ShardedEntityActorProps.Create <TestEntity, TestCommand, TestEvent, TestState>(
"test",
OptionInitializers.Some("2"),
() => new TestEntity(ActorSystem),
100,
1d.seconds(),
"",
""
));
p.Tell(new TestCommand.ChangeMode(TestEntity.Mode.APPEND));
ExpectMsg(new TestEvent.InAppendMode("2"));
p.Tell(new TestCommand.Add("e"));
ExpectMsg(new TestEvent.Appended("2", "E"));
p.Tell(new TestCommand.Get());
var state2 = ExpectMsg <TestState>();
var words = state2.Words.ToList();
Assert.Equal(words, new[] { "d", "c", "A", "B", "E" });
}
}