How to use UpdateHeadTail method of Microsoft.Coyote.Actors.BugFinding.Tests.ChainReplicationTests class

Best Coyote code snippet using Microsoft.Coyote.Actors.BugFinding.Tests.ChainReplicationTests.UpdateHeadTail

ChainReplicationTests.cs

Source:ChainReplicationTests.cs Github

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...364 private void UpdateClients()365 {366 for (int i = 0; i < this.Clients.Count; i++)367 {368 this.SendEvent(this.Clients[i], new Client.UpdateHeadTail(this.Head, this.Tail));369 }370 this.RaiseEvent(new Done());371 }372 private void UpdateFailureDetector()373 {374 this.SendEvent(this.FailureDetector, new FailureDetector.FailureCorrected(this.Servers));375 }376 [OnEntry(nameof(CorrectTailFailureOnEntry))]377 [OnEventGotoState(typeof(Done), typeof(WaitForFailure), nameof(UpdateFailureDetector))]378 [OnEventDoAction(typeof(TailChanged), nameof(UpdateClients))]379 private class CorrectTailFailure : State380 {381 }382 private void CorrectTailFailureOnEntry()383 {384 this.Servers.RemoveAt(this.Servers.Count - 1);385 this.Monitor<InvariantMonitor>(386 new InvariantMonitor.UpdateServers(this.Servers));387 this.Monitor<ServerResponseSeqMonitor>(388 new ServerResponseSeqMonitor.UpdateServers(this.Servers));389 this.Tail = this.Servers[this.Servers.Count - 1];390 this.SendEvent(this.Tail, new BecomeTail(this.Id));391 }392 [OnEntry(nameof(CorrectServerFailureOnEntry))]393 [OnEventGotoState(typeof(Done), typeof(WaitForFailure), nameof(UpdateFailureDetector))]394 [OnEventDoAction(typeof(FixSuccessor), nameof(UpdateClients))]395 [OnEventDoAction(typeof(FixPredecessor), nameof(ProcessFixPredecessor))]396 [OnEventDoAction(typeof(ChainReplicationServer.NewSuccInfo), nameof(SetLastUpdate))]397 [OnEventDoAction(typeof(Success), nameof(ProcessSuccess))]398 private class CorrectServerFailure : State399 {400 }401 private void CorrectServerFailureOnEntry()402 {403 this.Servers.RemoveAt(this.FaultyNodeIndex);404 this.Monitor<InvariantMonitor>(405 new InvariantMonitor.UpdateServers(this.Servers));406 this.Monitor<ServerResponseSeqMonitor>(407 new ServerResponseSeqMonitor.UpdateServers(this.Servers));408 this.RaiseEvent(new FixSuccessor());409 }410 private void ProcessFixPredecessor()411 {412 this.SendEvent(this.Servers[this.FaultyNodeIndex - 1], new ChainReplicationServer.NewSuccessor(413 this.Id, this.Servers[this.FaultyNodeIndex], this.LastAckSent, this.LastUpdateReceivedSucc));414 }415 private void SetLastUpdate(Event e)416 {417 this.LastUpdateReceivedSucc = (e as418 ChainReplicationServer.NewSuccInfo).LastUpdateReceivedSucc;419 this.LastAckSent = (e as420 ChainReplicationServer.NewSuccInfo).LastAckSent;421 this.RaiseEvent(new FixPredecessor());422 }423 private void ProcessSuccess() => this.RaiseEvent(new Done());424 }425 private class ChainReplicationServer : StateMachine426 {427 internal class SetupEvent : Event428 {429 public int Id;430 public bool IsHead;431 public bool IsTail;432 public SetupEvent(int id, bool isHead, bool isTail)433 : base()434 {435 this.Id = id;436 this.IsHead = isHead;437 this.IsTail = isTail;438 }439 }440 internal class PredSucc : Event441 {442 public ActorId Predecessor;443 public ActorId Successor;444 public PredSucc(ActorId pred, ActorId succ)445 : base()446 {447 this.Predecessor = pred;448 this.Successor = succ;449 }450 }451 internal class ForwardUpdate : Event452 {453 public ActorId Predecessor;454 public int NextSeqId;455 public ActorId Client;456 public int Key;457 public int Value;458 public ForwardUpdate(ActorId pred, int nextSeqId, ActorId client, int key, int val)459 : base()460 {461 this.Predecessor = pred;462 this.NextSeqId = nextSeqId;463 this.Client = client;464 this.Key = key;465 this.Value = val;466 }467 }468 internal class BackwardAck : Event469 {470 public int NextSeqId;471 public BackwardAck(int nextSeqId)472 : base()473 {474 this.NextSeqId = nextSeqId;475 }476 }477 internal class NewPredecessor : Event478 {479 public ActorId Main;480 public ActorId Predecessor;481 public NewPredecessor(ActorId main, ActorId pred)482 : base()483 {484 this.Main = main;485 this.Predecessor = pred;486 }487 }488 internal class NewSuccessor : Event489 {490 public ActorId Main;491 public ActorId Successor;492 public int LastUpdateReceivedSucc;493 public int LastAckSent;494 public NewSuccessor(ActorId main, ActorId succ,495 int lastUpdateReceivedSucc, int lastAckSent)496 : base()497 {498 this.Main = main;499 this.Successor = succ;500 this.LastUpdateReceivedSucc = lastUpdateReceivedSucc;501 this.LastAckSent = lastAckSent;502 }503 }504 internal class NewSuccInfo : Event505 {506 public int LastUpdateReceivedSucc;507 public int LastAckSent;508 public NewSuccInfo(int lastUpdateReceivedSucc, int lastAckSent)509 : base()510 {511 this.LastUpdateReceivedSucc = lastUpdateReceivedSucc;512 this.LastAckSent = lastAckSent;513 }514 }515 internal class ResponseToQuery : Event516 {517 public int Value;518 public ResponseToQuery(int val)519 : base()520 {521 this.Value = val;522 }523 }524 internal class ResponseToUpdate : Event525 {526 }527 private class Local : Event528 {529 }530 private int ServerId;531 private bool IsHead;532 private bool IsTail;533 private ActorId Predecessor;534 private ActorId Successor;535 private Dictionary<int, int> KeyValueStore;536 private List<int> History;537 private List<SentLog> SentHistory;538 private int NextSeqId;539 [Start]540 [OnEntry(nameof(InitOnEntry))]541 [OnEventGotoState(typeof(Local), typeof(WaitForRequest))]542 [OnEventDoAction(typeof(PredSucc), nameof(SetupPredSucc))]543 [DeferEvents(typeof(Client.Update), typeof(Client.Query),544 typeof(BackwardAck), typeof(ForwardUpdate))]545 private class Init : State546 {547 }548 private void InitOnEntry(Event e)549 {550 this.ServerId = (e as SetupEvent).Id;551 this.IsHead = (e as SetupEvent).IsHead;552 this.IsTail = (e as SetupEvent).IsTail;553 this.KeyValueStore = new Dictionary<int, int>();554 this.History = new List<int>();555 this.SentHistory = new List<SentLog>();556 this.NextSeqId = 0;557 }558 private void SetupPredSucc(Event e)559 {560 this.Predecessor = (e as PredSucc).Predecessor;561 this.Successor = (e as PredSucc).Successor;562 this.RaiseEvent(new Local());563 }564 [OnEventGotoState(typeof(Client.Update), typeof(ProcessUpdate), nameof(ProcessUpdateAction))]565 [OnEventGotoState(typeof(ForwardUpdate), typeof(ProcessFwdUpdate))]566 [OnEventGotoState(typeof(BackwardAck), typeof(ProcessBckAck))]567 [OnEventDoAction(typeof(Client.Query), nameof(ProcessQueryAction))]568 [OnEventDoAction(typeof(NewPredecessor), nameof(UpdatePredecessor))]569 [OnEventDoAction(typeof(NewSuccessor), nameof(UpdateSuccessor))]570 [OnEventDoAction(typeof(ChainReplicationMaster.BecomeHead), nameof(ProcessBecomeHead))]571 [OnEventDoAction(typeof(ChainReplicationMaster.BecomeTail), nameof(ProcessBecomeTail))]572 [OnEventDoAction(typeof(FailureDetector.Ping), nameof(SendPong))]573 private class WaitForRequest : State574 {575 }576 private void ProcessUpdateAction()577 {578 this.NextSeqId++;579 this.Assert(this.IsHead, "Server {0} is not head", this.ServerId);580 }581 private void ProcessQueryAction(Event e)582 {583 var client = (e as Client.Query).Client;584 var key = (e as Client.Query).Key;585 this.Assert(this.IsTail, "Server {0} is not tail", this.Id);586 if (this.KeyValueStore.ContainsKey(key))587 {588 this.Monitor<ServerResponseSeqMonitor>(new ServerResponseSeqMonitor.ResponseToQuery(589 this.Id, key, this.KeyValueStore[key]));590 this.SendEvent(client, new ResponseToQuery(this.KeyValueStore[key]));591 }592 else593 {594 this.SendEvent(client, new ResponseToQuery(-1));595 }596 }597 private void ProcessBecomeHead(Event e)598 {599 this.IsHead = true;600 this.Predecessor = this.Id;601 var target = (e as ChainReplicationMaster.BecomeHead).Target;602 this.SendEvent(target, new ChainReplicationMaster.HeadChanged());603 }604 private void ProcessBecomeTail(Event e)605 {606 this.IsTail = true;607 this.Successor = this.Id;608 for (int i = 0; i < this.SentHistory.Count; i++)609 {610 this.Monitor<ServerResponseSeqMonitor>(new ServerResponseSeqMonitor.ResponseToUpdate(611 this.Id, this.SentHistory[i].Key, this.SentHistory[i].Value));612 this.SendEvent(this.SentHistory[i].Client, new ResponseToUpdate());613 this.SendEvent(this.Predecessor, new BackwardAck(this.SentHistory[i].NextSeqId));614 }615 var target = (e as ChainReplicationMaster.BecomeTail).Target;616 this.SendEvent(target, new ChainReplicationMaster.TailChanged());617 }618 private void SendPong(Event e)619 {620 var target = (e as FailureDetector.Ping).Target;621 this.SendEvent(target, new FailureDetector.Pong());622 }623 private void UpdatePredecessor(Event e)624 {625 var main = (e as NewPredecessor).Main;626 this.Predecessor = (e as NewPredecessor).Predecessor;627 if (this.History.Count > 0)628 {629 if (this.SentHistory.Count > 0)630 {631 this.SendEvent(main, new NewSuccInfo(632 this.History[this.History.Count - 1],633 this.SentHistory[0].NextSeqId));634 }635 else636 {637 this.SendEvent(main, new NewSuccInfo(638 this.History[this.History.Count - 1],639 this.History[this.History.Count - 1]));640 }641 }642 }643 private void UpdateSuccessor(Event e)644 {645 var main = (e as NewSuccessor).Main;646 this.Successor = (e as NewSuccessor).Successor;647 var lastUpdateReceivedSucc = (e as NewSuccessor).LastUpdateReceivedSucc;648 var lastAckSent = (e as NewSuccessor).LastAckSent;649 if (this.SentHistory.Count > 0)650 {651 for (int i = 0; i < this.SentHistory.Count; i++)652 {653 if (this.SentHistory[i].NextSeqId > lastUpdateReceivedSucc)654 {655 this.SendEvent(this.Successor, new ForwardUpdate(this.Id, this.SentHistory[i].NextSeqId,656 this.SentHistory[i].Client, this.SentHistory[i].Key, this.SentHistory[i].Value));657 }658 }659 int tempIndex = -1;660 for (int i = this.SentHistory.Count - 1; i >= 0; i--)661 {662 if (this.SentHistory[i].NextSeqId == lastAckSent)663 {664 tempIndex = i;665 }666 }667 for (int i = 0; i < tempIndex; i++)668 {669 this.SendEvent(this.Predecessor, new BackwardAck(this.SentHistory[0].NextSeqId));670 this.SentHistory.RemoveAt(0);671 }672 }673 this.SendEvent(main, new ChainReplicationMaster.Success());674 }675 [OnEntry(nameof(ProcessUpdateOnEntry))]676 [OnEventGotoState(typeof(Local), typeof(WaitForRequest))]677 private class ProcessUpdate : State678 {679 }680 private void ProcessUpdateOnEntry(Event e)681 {682 var client = (e as Client.Update).Client;683 var key = (e as Client.Update).Key;684 var value = (e as Client.Update).Value;685 if (this.KeyValueStore.ContainsKey(key))686 {687 this.KeyValueStore[key] = value;688 }689 else690 {691 this.KeyValueStore.Add(key, value);692 }693 this.History.Add(this.NextSeqId);694 this.Monitor<InvariantMonitor>(695 new InvariantMonitor.HistoryUpdate(this.Id, new List<int>(this.History)));696 this.SentHistory.Add(new SentLog(this.NextSeqId, client, key, value));697 this.Monitor<InvariantMonitor>(698 new InvariantMonitor.SentUpdate(this.Id, new List<SentLog>(this.SentHistory)));699 this.SendEvent(this.Successor, new ForwardUpdate(this.Id, this.NextSeqId, client, key, value));700 this.RaiseEvent(new Local());701 }702 [OnEntry(nameof(ProcessFwdUpdateOnEntry))]703 [OnEventGotoState(typeof(Local), typeof(WaitForRequest))]704 private class ProcessFwdUpdate : State705 {706 }707 private void ProcessFwdUpdateOnEntry(Event e)708 {709 var pred = (e as ForwardUpdate).Predecessor;710 var nextSeqId = (e as ForwardUpdate).NextSeqId;711 var client = (e as ForwardUpdate).Client;712 var key = (e as ForwardUpdate).Key;713 var value = (e as ForwardUpdate).Value;714 if (pred.Equals(this.Predecessor))715 {716 this.NextSeqId = nextSeqId;717 if (this.KeyValueStore.ContainsKey(key))718 {719 this.KeyValueStore[key] = value;720 }721 else722 {723 this.KeyValueStore.Add(key, value);724 }725 if (!this.IsTail)726 {727 this.History.Add(nextSeqId);728 this.Monitor<InvariantMonitor>(729 new InvariantMonitor.HistoryUpdate(this.Id, new List<int>(this.History)));730 this.SentHistory.Add(new SentLog(this.NextSeqId, client, key, value));731 this.Monitor<InvariantMonitor>(732 new InvariantMonitor.SentUpdate(this.Id, new List<SentLog>(this.SentHistory)));733 this.SendEvent(this.Successor, new ForwardUpdate(this.Id, this.NextSeqId, client, key, value));734 }735 else736 {737 if (!this.IsHead)738 {739 this.History.Add(nextSeqId);740 }741 this.Monitor<ServerResponseSeqMonitor>(new ServerResponseSeqMonitor.ResponseToUpdate(742 this.Id, key, value));743 this.SendEvent(client, new ResponseToUpdate());744 this.SendEvent(this.Predecessor, new BackwardAck(nextSeqId));745 }746 }747 this.RaiseEvent(new Local());748 }749 [OnEntry(nameof(ProcessBckAckOnEntry))]750 [OnEventGotoState(typeof(Local), typeof(WaitForRequest))]751 private class ProcessBckAck : State752 {753 }754 private void ProcessBckAckOnEntry(Event e)755 {756 var nextSeqId = (e as BackwardAck).NextSeqId;757 this.RemoveItemFromSent(nextSeqId);758 if (!this.IsHead)759 {760 this.SendEvent(this.Predecessor, new BackwardAck(nextSeqId));761 }762 this.RaiseEvent(new Local());763 }764 private void RemoveItemFromSent(int seqId)765 {766 int removeIdx = -1;767 for (int i = this.SentHistory.Count - 1; i >= 0; i--)768 {769 if (seqId == this.SentHistory[i].NextSeqId)770 {771 removeIdx = i;772 }773 }774 if (removeIdx != -1)775 {776 this.SentHistory.RemoveAt(removeIdx);777 }778 }779 }780 private class Client : StateMachine781 {782 internal class SetupEvent : Event783 {784 public int Id;785 public ActorId HeadNode;786 public ActorId TailNode;787 public int Value;788 public SetupEvent(int id, ActorId head, ActorId tail, int val)789 : base()790 {791 this.Id = id;792 this.HeadNode = head;793 this.TailNode = tail;794 this.Value = val;795 }796 }797 internal class UpdateHeadTail : Event798 {799 public ActorId Head;800 public ActorId Tail;801 public UpdateHeadTail(ActorId head, ActorId tail)802 : base()803 {804 this.Head = head;805 this.Tail = tail;806 }807 }808 internal class Update : Event809 {810 public ActorId Client;811 public int Key;812 public int Value;813 public Update(ActorId client, int key, int value)814 : base()815 {...

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UpdateHeadTail

Using AI Code Generation

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1using Microsoft.Coyote.Actors.BugFinding.Tests;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8 {9 static void Main(string[] args)10 {11 ChainReplicationTests.UpdateHeadTail();12 Console.ReadLine();13 }14 }15}

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UpdateHeadTail

Using AI Code Generation

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1using System;2using System.Threading.Tasks;3using Microsoft.Coyote.Actors;4using Microsoft.Coyote.TestingServices;5using Microsoft.Coyote.Actors.BugFinding.Tests;6using Microsoft.Coyote.Actors.BugFinding;7using Microsoft.Coyote.Actors.BugFinding.Tests.ChainReplicationTests;8using Microsoft.Coyote.Actors.BugFinding.Tests.ChainReplicationTests.Events;9using Microsoft.Coyote.Actors.BugFinding.Tests.ChainReplicationTests.Actors;10using Microsoft.Coyote.Actors.BugFinding.Tests.ChainReplicationTests.StateMachines;11{12 {13 public static async Task Main()14 {15 var configuration = Configuration.Create();16 configuration.TestingIterations = 1;17 configuration.SchedulingIterations = 1;18 configuration.MaxFairSchedulingSteps = 100;19 configuration.MaxUnfairSchedulingSteps = 100;20 configuration.ProbabilisticSchedulingIterations = 1;21 configuration.RandomSchedulingSeed = 0;22 configuration.EnableCycleDetection = true;23 configuration.EnableDataRaceDetection = true;24 configuration.EnableHotStateDetection = true;25 configuration.EnableOperationInterleavings = true;26 configuration.EnablePhaseInterleavings = true;27 configuration.EnableRandomExecution = true;28 configuration.EnableStateGraphAnalysis = true;29 configuration.EnableStateGraphScheduling = true;30 configuration.EnableTestingLogReports = true;31 configuration.EnableUnfairScheduling = true;32 configuration.EnableVerboseTrace = true;33 configuration.EnableWorkStealing = true;34 configuration.MaxFairSchedulingSteps = 100;35 configuration.MaxUnfairSchedulingSteps = 100;36 configuration.MaxStepsInHotState = 100;37 configuration.MaxStepsInUnexploredState = 100;38 configuration.SchedulingIterations = 1;39 configuration.ProbabilisticSchedulingIterations = 1;40 configuration.RandomExecutionSeed = 0;41 configuration.RandomSchedulingSeed = 0;42 configuration.SchedulingStrategy = SchedulingStrategy.DFS;43 configuration.UserLogWriter = new System.IO.StreamWriter("CoyoteLog.txt");44 configuration.UserLogWriter.AutoFlush = true;45 configuration.UserLogWriter.WriteLine("CoyoteLog");46 configuration.UserLogWriter.Flush();47 var test = new Microsoft.Coyote.TestingServices.CoyoteTester(configuration);48 test.RegisterMonitor(typeof(Microsoft.Coyote

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UpdateHeadTail

Using AI Code Generation

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1using System;2using System.Threading.Tasks;3using Microsoft.Coyote.Actors;4using Microsoft.Coyote.Actors.BugFinding.Tests;5using Microsoft.Coyote.SystematicTesting;6using Microsoft.Coyote.TestingServices;7using Microsoft.Coyote.TestingServices.SchedulingStrategies;8using Microsoft.Coyote.TestingServices.Runtime;9using Microsoft.Coyote.TestingServices.Runtime.Scheduling;10using Microsoft.Coyote.TestingServices.Runtime.Scheduling.Strategies;

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UpdateHeadTail

Using AI Code Generation

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1using Microsoft.Coyote.Actors;2using Microsoft.Coyote.Actors.BugFinding.Tests;3using Microsoft.Coyote.Actors.BugFinding;4using System;5using System.Threading.Tasks;6using System.Collections.Generic;7using System.Linq;8using System.Text;9using System.Threading;10{11 {12 static void Main(string[] args)13 {14 using (var runtime = RuntimeFactory.Create())15 {16 runtime.Test(async () =>17 {18 await Task.Run(() => ChainReplicationTests.UpdateHeadTail());19 });20 }21 }22 }23}24using Microsoft.Coyote.Actors;25using Microsoft.Coyote.Actors.BugFinding.Tests;26using Microsoft.Coyote.Actors.BugFinding;27using System;28using System.Threading.Tasks;29using System.Collections.Generic;30using System.Linq;31using System.Text;32using System.Threading;33{34 {35 static void Main(string[] args)36 {37 using (var runtime = RuntimeFactory.Create())38 {39 runtime.Test(async () =>40 {41 await Task.Run(() => ChainReplicationTests.UpdateHeadTail());42 });43 }44 }45 }46}47using Microsoft.Coyote.Actors;48using Microsoft.Coyote.Actors.BugFinding.Tests;49using Microsoft.Coyote.Actors.BugFinding;50using System;51using System.Threading.Tasks;52using System.Collections.Generic;53using System.Linq;54using System.Text;55using System.Threading;56{57 {58 static void Main(string[] args)59 {60 using (var runtime = RuntimeFactory.Create())61 {62 runtime.Test(async () =>63 {64 await Task.Run(() => ChainReplicationTests.UpdateHead

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UpdateHeadTail

Using AI Code Generation

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1using System;2using System.Threading.Tasks;3using Microsoft.Coyote.Actors;4using Microsoft.Coyote.Actors.BugFinding.Tests;5{6 {7 public static void Main(string[] args)8 {9 Console.WriteLine("Starting ChainReplicationTests");10 using (var runtime = RuntimeFactory.Create())11 {12 runtime.RegisterMonitor(typeof(DeadlockMonitor));13 var client = runtime.CreateActor(typeof(Client));14 var head = runtime.CreateActor(typeof(Replica), new Replica.Config(3));15 runtime.SendEvent(head, new UpdateHeadTail(head, head));16 runtime.SendEvent(client, new Client.SendOperation(head));17 Console.ReadLine();18 }19 }20 }21}22using System;23using System.Collections.Generic;24using System.Linq;25using System.Threading.Tasks;26using Microsoft.Coyote.Actors;27using Microsoft.Coyote.Actors.BugFinding.Tests;28using Microsoft.Coyote.Specifications;29{30 {31 [OnEventDoAction(typeof(SendOperation), nameof(SendOperationHandler))]32 private class Init : MachineState { }33 private void SendOperationHandler()34 {35 var head = (ActorId)this.ReceivedEvent;36 this.SendEvent(head, new Replica.Operation(1));37 }38 {39 public ActorId Head;40 public SendOperation(ActorId head)41 {42 this.Head = head;43 }44 }45 }46}47using System;48using System.Collections.Generic;49using System.Linq;50using System.Threading.Tasks;51using Microsoft.Coyote.Actors;52using Microsoft.Coyote.Actors.BugFinding.Tests;53using Microsoft.Coyote.Specifications;54{

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UpdateHeadTail

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1{2 {3 public string Head;4 public string Tail;5 public UpdateHeadTail(string head, string tail)6 {7 this.Head = head;8 this.Tail = tail;9 }10 }11}12{13 {14 public string Head;15 public string Tail;16 public UpdateHeadTail(string head, string tail)17 {18 this.Head = head;19 this.Tail = tail;20 }21 }22}23{24 {25 public string Head;26 public string Tail;27 public UpdateHeadTail(string head, string tail)28 {29 this.Head = head;30 this.Tail = tail;31 }32 }33}34{35 {36 public string Head;37 public string Tail;38 public UpdateHeadTail(string head, string tail)39 {40 this.Head = head;41 this.Tail = tail;42 }43 }44}45{46 {47 public string Head;48 public string Tail;49 public UpdateHeadTail(string head, string tail)50 {51 this.Head = head;52 this.Tail = tail;53 }54 }55}56{57 {58 public string Head;59 public string Tail;60 public UpdateHeadTail(string head, string tail)61 {62 this.Head = head;

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UpdateHeadTail

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1using System;2using Microsoft.Coyote.Actors;3using Microsoft.Coyote.Actors.BugFinding.Tests;4using Microsoft.Coyote.Specifications;5using Microsoft.VisualStudio.TestTools.UnitTesting;6using System.Threading.Tasks;7using System.Threading;8{9 {10 public void TestUpdateHeadTail()11 {12 var test = new ChainReplicationTests();13 test.UpdateHeadTail();14 }15 }16}

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