private VNodeFSM CreateFSM()
{
var outputBus = new InMemoryBus("a", false);
var state = VNodeState.Master;
var stm = new VNodeFSMBuilder(() => state)
.InAnyState()
.When <SystemMessage.StateChangeMessage>().Do(m => { })
.InState(VNodeState.Initializing)
.When <SystemMessage.SystemInit>().Do(msg => { })
.When <SystemMessage.SystemStart>().Do(msg => { })
.When <SystemMessage.BecomePreMaster>().Do(msg => { })
.When <SystemMessage.ServiceInitialized>().Do(msg => { })
.WhenOther().ForwardTo(outputBus)
.InStates(VNodeState.Initializing, VNodeState.ShuttingDown, VNodeState.Shutdown)
.When <ClientMessage.ReadRequestMessage>().Do(msg => { })
.InAllStatesExcept(VNodeState.Initializing, VNodeState.ShuttingDown, VNodeState.Shutdown)
.When <ClientMessage.ReadRequestMessage>().ForwardTo(outputBus)
.InAllStatesExcept(VNodeState.PreMaster)
.When <SystemMessage.WaitForChaserToCatchUp>().Ignore()
.When <SystemMessage.ChaserCaughtUp>().Ignore()
.InState(VNodeState.PreMaster)
.When <SystemMessage.BecomeMaster>().Do(msg => { })
.When <SystemMessage.WaitForChaserToCatchUp>().ForwardTo(outputBus)
.When <SystemMessage.ChaserCaughtUp>().Do(msg => { })
.WhenOther().ForwardTo(outputBus)
.InState(VNodeState.Master)
.When <ClientMessage.WriteEvents>().Do(msg => { })
.When <ClientMessage.TransactionStart>().Do(msg => { })
.When <ClientMessage.TransactionWrite>().Do(msg => { })
.When <ClientMessage.TransactionCommit>().Do(msg => { })
.When <ClientMessage.DeleteStream>().Do(msg => { })
.When <StorageMessage.WritePrepares>().ForwardTo(outputBus)
.When <StorageMessage.WriteDelete>().ForwardTo(outputBus)
.When <StorageMessage.WriteTransactionStart>().ForwardTo(outputBus)
.When <StorageMessage.WriteTransactionData>().ForwardTo(outputBus)
.When <StorageMessage.WriteTransactionPrepare>().ForwardTo(outputBus)
.When <StorageMessage.WriteCommit>().ForwardTo(outputBus)
.WhenOther().ForwardTo(outputBus)
.InAllStatesExcept(VNodeState.Master)
.When <ClientMessage.WriteRequestMessage>().Do(msg => { })
.When <StorageMessage.WritePrepares>().Ignore()
.When <StorageMessage.WriteDelete>().Ignore()
.When <StorageMessage.WriteTransactionStart>().Ignore()
.When <StorageMessage.WriteTransactionData>().Ignore()
.When <StorageMessage.WriteTransactionPrepare>().Ignore()
.When <StorageMessage.WriteCommit>().Ignore()
.InAllStatesExcept(VNodeState.ShuttingDown, VNodeState.Shutdown)
.When <ClientMessage.RequestShutdown>().Do(msg => { })
.When <SystemMessage.BecomeShuttingDown>().Do(msg => { })
.InState(VNodeState.ShuttingDown)
.When <SystemMessage.BecomeShutdown>().Do(msg => { })
.When <SystemMessage.ShutdownTimeout>().Do(msg => { })
.InStates(VNodeState.ShuttingDown, VNodeState.Shutdown)
.When <SystemMessage.ServiceShutdown>().Do(msg => { })
.WhenOther().ForwardTo(outputBus)
.Build();
return(stm);
}
public void allow_ignoring_messages_by_common_ancestor()
{
var fsm = new VNodeFSMBuilder(() => VNodeState.Master)
.InAnyState()
.When <P>().Ignore()
.WhenOther().Do(x => Assert.Fail("{0} slipped through", x.GetType().Name))
.Build();
fsm.Handle(new A());
fsm.Handle(new B());
}
public void allow_ignoring_messages_by_common_ancestor()
{
var fsm = new VNodeFSMBuilder(() => VNodeState.Master)
.InAnyState()
.When<P>().Ignore()
.WhenOther().Do(x => Assert.Fail("{0} slipped through", x.GetType().Name))
.Build();
fsm.Handle(new A());
fsm.Handle(new B());
}
public void handle_specific_message_even_if_base_message_is_ignored()
{
bool aHandled = false;
var fsm = new VNodeFSMBuilder(() => VNodeState.Master)
.InAnyState()
.When <P>().Ignore()
.When <A>().Do(x => aHandled = true)
.WhenOther().Do(x => Assert.Fail("{0} slipped through", x.GetType().Name))
.Build();
fsm.Handle(new A());
fsm.Handle(new B());
Assert.IsTrue(aHandled);
}
public void handle_specific_message_even_if_base_message_is_ignored()
{
bool aHandled = false;
var fsm = new VNodeFSMBuilder(() => VNodeState.Master)
.InAnyState()
.When<P>().Ignore()
.When<A>().Do(x => aHandled = true)
.WhenOther().Do(x => Assert.Fail("{0} slipped through", x.GetType().Name))
.Build();
fsm.Handle(new A());
fsm.Handle(new B());
Assert.IsTrue(aHandled);
}
private VNodeFSM CreateFSM()
{
var stm =
new VNodeFSMBuilder(() => _state).InAnyState()
.When <SystemMessage.StateChangeMessage>()
.Do(
m =>
Application.Exit(
ExitCode.Error,
string.Format(
"{0} message was unhandled in {1}.", m.GetType().Name,
GetType().Name)))
.InState(VNodeState.Initializing)
.When <SystemMessage.SystemInit>()
.Do(Handle)
.When <SystemMessage.SystemStart>()
.Do(Handle)
.When <SystemMessage.BecomePreMaster>()
.Do(Handle)
.When <SystemMessage.ServiceInitialized>()
.Do(Handle)
.WhenOther()
.ForwardTo(_outputBus)
.InStates(
VNodeState.Initializing, VNodeState.ShuttingDown,
VNodeState.Shutdown)
.When <ClientMessage.ReadRequestMessage>()
.Do(msg => DenyRequestBecauseNotReady(msg.Envelope, msg.CorrelationId))
.InAllStatesExcept(
VNodeState.Initializing, VNodeState.ShuttingDown,
VNodeState.Shutdown)
.When <ClientMessage.ReadRequestMessage>()
.ForwardTo(_outputBus)
.InAllStatesExcept(VNodeState.PreMaster)
.When <SystemMessage.WaitForChaserToCatchUp>()
.Ignore()
.When <SystemMessage.ChaserCaughtUp>()
.Ignore()
.InState(VNodeState.PreMaster)
.When <SystemMessage.BecomeMaster>()
.Do(Handle)
.When <SystemMessage.WaitForChaserToCatchUp>()
.ForwardTo(_outputBus)
.When <SystemMessage.ChaserCaughtUp>()
.Do(Handle)
.WhenOther()
.ForwardTo(_outputBus)
.InState(VNodeState.Master)
.When <ClientMessage.WriteEvents>()
.Do(Handle)
.When <ClientMessage.TransactionStart>()
.Do(Handle)
.When <ClientMessage.TransactionWrite>()
.Do(Handle)
.When <ClientMessage.TransactionCommit>()
.Do(Handle)
.When <ClientMessage.DeleteStream>()
.Do(Handle)
.When <StorageMessage.WritePrepares>()
.ForwardTo(_outputBus)
.When <StorageMessage.WriteDelete>()
.ForwardTo(_outputBus)
.When <StorageMessage.WriteTransactionStart>()
.ForwardTo(_outputBus)
.When <StorageMessage.WriteTransactionData>()
.ForwardTo(_outputBus)
.When <StorageMessage.WriteTransactionPrepare>()
.ForwardTo(_outputBus)
.When <StorageMessage.WriteCommit>()
.ForwardTo(_outputBus)
.WhenOther()
.ForwardTo(_outputBus)
.InAllStatesExcept(VNodeState.Master)
.When <ClientMessage.WriteRequestMessage>()
.Do(msg => DenyRequestBecauseNotReady(msg.Envelope, msg.CorrelationId))
.When <StorageMessage.WritePrepares>()
.Ignore()
.When <StorageMessage.WriteDelete>()
.Ignore()
.When <StorageMessage.WriteTransactionStart>()
.Ignore()
.When <StorageMessage.WriteTransactionData>()
.Ignore()
.When <StorageMessage.WriteTransactionPrepare>()
.Ignore()
.When <StorageMessage.WriteCommit>()
.Ignore()
.InAllStatesExcept(VNodeState.ShuttingDown, VNodeState.Shutdown)
.When <ClientMessage.RequestShutdown>()
.Do(Handle)
.When <SystemMessage.BecomeShuttingDown>()
.Do(Handle)
.InState(VNodeState.ShuttingDown)
.When <SystemMessage.BecomeShutdown>()
.Do(Handle)
.When <SystemMessage.ShutdownTimeout>()
.Do(Handle)
.InStates(VNodeState.ShuttingDown, VNodeState.Shutdown)
.When <SystemMessage.ServiceShutdown>()
.Do(Handle)
.WhenOther()
.ForwardTo(_outputBus)
.Build();
return(stm);
}
private VNodeFSM CreateFSM()
{
var outputBus = new InMemoryBus("a", false);
var state = VNodeState.Master;
var stm = new VNodeFSMBuilder(() => state)
.InAnyState()
.When<SystemMessage.StateChangeMessage>().Do(m => { })
.InState(VNodeState.Initializing)
.When<SystemMessage.SystemInit>().Do(msg => { })
.When<SystemMessage.SystemStart>().Do(msg => { })
.When<SystemMessage.BecomePreMaster>().Do(msg => { })
.When<SystemMessage.StorageReaderInitializationDone>().Do(msg => { })
.When<SystemMessage.StorageWriterInitializationDone>().Do(msg => { })
.WhenOther().ForwardTo(outputBus)
.InStates(VNodeState.Initializing, VNodeState.ShuttingDown, VNodeState.Shutdown)
.When<ClientMessage.ReadRequestMessage>().Do(msg => { })
.InAllStatesExcept(VNodeState.Initializing, VNodeState.ShuttingDown, VNodeState.Shutdown)
.When<ClientMessage.ReadRequestMessage>().ForwardTo(outputBus)
.InAllStatesExcept(VNodeState.PreMaster)
.When<SystemMessage.WaitForChaserToCatchUp>().Ignore()
.When<SystemMessage.ChaserCaughtUp>().Ignore()
.InState(VNodeState.PreMaster)
.When<SystemMessage.BecomeMaster>().Do(msg => { })
.When<SystemMessage.WaitForChaserToCatchUp>().ForwardTo(outputBus)
.When<SystemMessage.ChaserCaughtUp>().Do(msg => { })
.WhenOther().ForwardTo(outputBus)
.InState(VNodeState.Master)
.When<ClientMessage.WriteEvents>().Do(msg => { })
.When<ClientMessage.TransactionStart>().Do(msg => { })
.When<ClientMessage.TransactionWrite>().Do(msg => { })
.When<ClientMessage.TransactionCommit>().Do(msg => { })
.When<ClientMessage.DeleteStream>().Do(msg => { })
.When<StorageMessage.WritePrepares>().ForwardTo(outputBus)
.When<StorageMessage.WriteDelete>().ForwardTo(outputBus)
.When<StorageMessage.WriteTransactionStart>().ForwardTo(outputBus)
.When<StorageMessage.WriteTransactionData>().ForwardTo(outputBus)
.When<StorageMessage.WriteTransactionPrepare>().ForwardTo(outputBus)
.When<StorageMessage.WriteCommit>().ForwardTo(outputBus)
.WhenOther().ForwardTo(outputBus)
.InAllStatesExcept(VNodeState.Master)
.When<ClientMessage.WriteRequestMessage>().Do(msg => { })
.When<StorageMessage.WritePrepares>().Ignore()
.When<StorageMessage.WriteDelete>().Ignore()
.When<StorageMessage.WriteTransactionStart>().Ignore()
.When<StorageMessage.WriteTransactionData>().Ignore()
.When<StorageMessage.WriteTransactionPrepare>().Ignore()
.When<StorageMessage.WriteCommit>().Ignore()
.InAllStatesExcept(VNodeState.ShuttingDown, VNodeState.Shutdown)
.When<ClientMessage.RequestShutdown>().Do(msg => { })
.When<SystemMessage.BecomeShuttingDown>().Do(msg => { })
.InState(VNodeState.ShuttingDown)
.When<SystemMessage.BecomeShutdown>().Do(msg => { })
.When<SystemMessage.ShutdownTimeout>().Do(msg => { })
.InStates(VNodeState.ShuttingDown, VNodeState.Shutdown)
.When<SystemMessage.ServiceShutdown>().Do(msg => { })
.WhenOther().ForwardTo(outputBus)
.Build();
return stm;
}
