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

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

ChainReplicationTests.cs

Source:ChainReplicationTests.cs Github

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...240 this.Servers = servers;241 this.Clients = clients;242 }243 }244 internal class BecomeHead : Event245 {246 public ActorId Target;247 public BecomeHead(ActorId target)248 : base()249 {250 this.Target = target;251 }252 }253 internal class BecomeTail : Event254 {255 public ActorId Target;256 public BecomeTail(ActorId target)257 : base()258 {259 this.Target = target;260 }261 }262 internal class Success : Event263 {264 }265 internal class HeadChanged : Event266 {267 }268 internal class TailChanged : Event269 {270 }271 private class HeadFailed : Event272 {273 }274 private class TailFailed : Event275 {276 }277 private class ServerFailed : Event278 {279 }280 private class FixSuccessor : Event281 {282 }283 private class FixPredecessor : Event284 {285 }286 private class Local : Event287 {288 }289 private class Done : Event290 {291 }292 private List<ActorId> Servers;293 private List<ActorId> Clients;294 private ActorId FailureDetector;295 private ActorId Head;296 private ActorId Tail;297 private int FaultyNodeIndex;298 private int LastUpdateReceivedSucc;299 private int LastAckSent;300 [Start]301 [OnEntry(nameof(InitOnEntry))]302 [OnEventGotoState(typeof(Local), typeof(WaitForFailure))]303 private class Init : State304 {305 }306 private void InitOnEntry(Event e)307 {308 this.Servers = (e as SetupEvent).Servers;309 this.Clients = (e as SetupEvent).Clients;310 this.FailureDetector = this.CreateActor(311 typeof(FailureDetector),312 new FailureDetector.SetupEvent(this.Id, this.Servers));313 this.Head = this.Servers[0];314 this.Tail = this.Servers[this.Servers.Count - 1];315 this.RaiseEvent(new Local());316 }317 [OnEventGotoState(typeof(HeadFailed), typeof(CorrectHeadFailure))]318 [OnEventGotoState(typeof(TailFailed), typeof(CorrectTailFailure))]319 [OnEventGotoState(typeof(ServerFailed), typeof(CorrectServerFailure))]320 [OnEventDoAction(typeof(FailureDetector.FailureDetected), nameof(CheckWhichNodeFailed))]321 private class WaitForFailure : State322 {323 }324 private void CheckWhichNodeFailed(Event e)325 {326 this.Assert(this.Servers.Count > 1, "All nodes have failed.");327 var failedServer = (e as FailureDetector.FailureDetected).Server;328 if (this.Head.Equals(failedServer))329 {330 this.RaiseEvent(new HeadFailed());331 }332 else if (this.Tail.Equals(failedServer))333 {334 this.RaiseEvent(new TailFailed());335 }336 else337 {338 for (int i = 0; i < this.Servers.Count - 1; i++)339 {340 if (this.Servers[i].Equals(failedServer))341 {342 this.FaultyNodeIndex = i;343 }344 }345 this.RaiseEvent(new ServerFailed());346 }347 }348 [OnEntry(nameof(CorrectHeadFailureOnEntry))]349 [OnEventGotoState(typeof(Done), typeof(WaitForFailure), nameof(UpdateFailureDetector))]350 [OnEventDoAction(typeof(HeadChanged), nameof(UpdateClients))]351 private class CorrectHeadFailure : State352 {353 }354 private void CorrectHeadFailureOnEntry()355 {356 this.Servers.RemoveAt(0);357 this.Monitor<InvariantMonitor>(358 new InvariantMonitor.UpdateServers(this.Servers));359 this.Monitor<ServerResponseSeqMonitor>(360 new ServerResponseSeqMonitor.UpdateServers(this.Servers));361 this.Head = this.Servers[0];362 this.SendEvent(this.Head, new BecomeHead(this.Id));363 }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;...

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BecomeHead

Using AI Code Generation

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1var chainReplicationTests = new Microsoft.Coyote.Actors.BugFinding.Tests.ChainReplicationTests();2chainReplicationTests.BecomeHead();3var chainReplicationTests = new Microsoft.Coyote.Actors.BugFinding.Tests.ChainReplicationTests();4chainReplicationTests.BecomeHead();5var chainReplicationTests = new Microsoft.Coyote.Actors.BugFinding.Tests.ChainReplicationTests();6chainReplicationTests.BecomeHead();7var chainReplicationTests = new Microsoft.Coyote.Actors.BugFinding.Tests.ChainReplicationTests();8chainReplicationTests.BecomeHead();9var chainReplicationTests = new Microsoft.Coyote.Actors.BugFinding.Tests.ChainReplicationTests();10chainReplicationTests.BecomeHead();11var chainReplicationTests = new Microsoft.Coyote.Actors.BugFinding.Tests.ChainReplicationTests();12chainReplicationTests.BecomeHead();13var chainReplicationTests = new Microsoft.Coyote.Actors.BugFinding.Tests.ChainReplicationTests();14chainReplicationTests.BecomeHead();15var chainReplicationTests = new Microsoft.Coyote.Actors.BugFinding.Tests.ChainReplicationTests();16chainReplicationTests.BecomeHead();

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BecomeHead

Using AI Code Generation

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1using Microsoft.Coyote.Actors;2using Microsoft.Coyote.Actors.BugFinding.Tests;3using Microsoft.Coyote.Tests.Common;4using System;5using System.Collections.Generic;6using System.Linq;7using System.Text;8using System.Threading.Tasks;9{10 {11 static void Main(string[] args)12 {13 var runtime = RuntimeFactory.Create();14 var actor = runtime.CreateActor(typeof(ChainReplicationTests));15 runtime.SendEvent(actor, new BecomeHead());16 Console.ReadLine();17 }18 }19}20using Microsoft.Coyote.Actors;21using Microsoft.Coyote.Actors.BugFinding.Tests;22using Microsoft.Coyote.Tests.Common;23using System;24using System.Collections.Generic;25using System.Linq;26using System.Text;27using System.Threading.Tasks;28{29 {30 static void Main(string[] args)31 {32 var runtime = RuntimeFactory.Create();33 var actor = runtime.CreateActor(typeof(Actor1));34 runtime.SendEvent(actor, new BecomeHead());35 Console.ReadLine();36 }37 }38 {39 protected override Task OnInitializeAsync(Event initialEvent)40 {41 return Task.CompletedTask;42 }43 [OnEntry(nameof(OnBecomeHead))]44 [OnEventDoAction(typeof(BecomeHead), nameof(HandleBecomeHead))]45 class BecomeHead : Event { }46 private void OnBecomeHead()47 {48 BecomeHead();49 }50 private void HandleBecomeHead()51 {52 BecomeHead();53 }54 }55}

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BecomeHead

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 var test = new ChainReplicationTests();12 test.BecomeHead();13 }14 }15}16 at Microsoft.Coyote.Actors.ActorRuntime.CreateActor(Type type, String name, Object[] args)17 at Microsoft.Coyote.Actors.ActorRuntime.CreateActor[T](String name, Object[] args)18 at Microsoft.Coyote.Actors.BugFinding.Tests.ChainReplicationTests.BecomeHead() in C:\Users\bruno\Source\Repos\coyote\Tests\Microsoft.Coyote.Actors.BugFinding.Tests\ChainReplicationTests.cs:line 6219 at Test.Program.Main(String[] args) in C:\Users\bruno\Source\Repos\coyote\Program.cs:line 920using Microsoft.Coyote.Actors.BugFinding.Tests;21using System;22using System.Collections.Generic;23using System.Linq;24using System.Text;25using System.Threading.Tasks;26{27 {28 static void Main(string[] args)29 {30 var test = new ChainReplicationTests();31 test.BecomeHead();32 }33 }34}

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BecomeHead

Using AI Code Generation

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

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BecomeHead

Using AI Code Generation

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1using Microsoft.Coyote.Actors.BugFinding.Tests;2using Microsoft.Coyote.Specifications;3using Microsoft.Coyote.SystematicTesting;4using Microsoft.Coyote.Tasks;5using Microsoft.Coyote.Tests.Common;6using Microsoft.Coyote.Tests.Common.Actors.BugFinding;7using System;8using System.Collections.Generic;9using System.Threading.Tasks;10using Xunit;11using Xunit.Abstractions;12{13 {14 public ChainReplicationTests(ITestOutputHelper output)15 : base(output)16 {17 }18 {19 public BecomeHeadEvent()20 {21 }22 }23 {24 public BecomeTailEvent()25 {26 }27 }28 {29 public BecomeMiddleEvent()30 {31 }32 }33 {34 public BecomeHead()35 {36 }37 }38 {39 public BecomeTail()40 {41 }42 }43 {44 public BecomeMiddle()45 {46 }47 }48 {49 public BecomeHeadEvent()50 {51 }52 }53 {54 public BecomeTailEvent()55 {56 }57 }58 {59 public BecomeMiddleEvent()60 {61 }62 }63 {64 public BecomeHead()65 {66 }67 }68 {69 public BecomeTail()70 {71 }72 }73 {74 public BecomeMiddle()75 {76 }77 }78 {79 public BecomeHeadEvent()80 {81 }82 }83 {84 public BecomeTailEvent()85 {86 }87 }88 {89 public BecomeMiddleEvent()90 {91 }92 }93 {94 public BecomeHead()95 {96 }97 }98 {99 public BecomeTail()100 {

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BecomeHead

Using AI Code Generation

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1{2 using System;3 using System.Threading.Tasks;4 using Microsoft.Coyote.Actors;5 using Microsoft.Coyote.Actors.BugFinding;6 using Microsoft.Coyote.Actors.BugFinding.Tests;7 using Microsoft.Coyote.Actors.BugFinding.Tests.Chains;8 using Microsoft.Coyote.Actors.BugFinding.Tests.Chains.Chains;9 using Microsoft.Coyote.Actors.BugFinding.Tests.Chains.Replication;10 using Microsoft.Coyote.Actors.BugFinding.Tests.Chains.Replication.Replication;11 using Microsoft.Coyote.Actors.BugFinding.Tests.Chains.Replication.Replication.Replication;12 using Microsoft.Coyote.Actors.BugFinding.Tests.Chains.Replication.Replication.Replication.Replication;13 using Microsoft.Coyote.Actors.BugFinding.Tests.Chains.Replication.Replication.Replication.Replication.Replication;14 using Microsoft.Coyote.Actors.BugFinding.Tests.Chains.Replication.Replication.Replication.Replication.Replication.Replication;15 using Microsoft.Coyote.Actors.BugFinding.Tests.Chains.Replication.Replication.Replication.Replication.Replication.Replication.Replication;16 using Microsoft.Coyote.Actors.BugFinding.Tests.Chains.Replication.Replication.Replication.Replication.Replication.Replication.Replication.Replication;17 using Microsoft.Coyote.Actors.BugFinding.Tests.Chains.Replication.Replication.Replication.Replication.Replication.Replication.Replication.Replication.Replication;18 using Microsoft.Coyote.Actors.BugFinding.Tests.Chains.Replication.Replication.Replication.Replication.Replication.Replication.Replication.Replication.Replication.Replication;

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