How to use QueryId method of Microsoft.Coyote.Actors.BugFinding.Tests.ChordTests class

Best Coyote code snippet using Microsoft.Coyote.Actors.BugFinding.Tests.ChordTests.QueryId

ChordTests.cs

Source:ChordTests.cs Github

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...254 {255 this.Node = node;256 }257 }258 internal class QueryId : Event259 {260 public ActorId Sender;261 public QueryId(ActorId sender)262 : base()263 {264 this.Sender = sender;265 }266 }267 internal class QueryIdResp : Event268 {269 public int Id;270 public QueryIdResp(int id)271 : base()272 {273 this.Id = id;274 }275 }276 internal class AskForKeys : Event277 {278 public ActorId Node;279 public int Id;280 public AskForKeys(ActorId node, int id)281 : base()282 {283 this.Node = node;284 this.Id = id;285 }286 }287 internal class AskForKeysResp : Event288 {289 public List<int> Keys;290 public AskForKeysResp(List<int> keys)291 : base()292 {293 this.Keys = keys;294 }295 }296 private class NotifySuccessor : Event297 {298 public ActorId Node;299 public NotifySuccessor(ActorId node)300 : base()301 {302 this.Node = node;303 }304 }305 internal class JoinAck : Event306 {307 }308 internal class Stabilize : Event309 {310 }311 internal class Terminate : Event312 {313 }314 private class Local : Event315 {316 }317 private int NodeId;318 private HashSet<int> Keys;319 private int NumOfIds;320 private Dictionary<int, Finger> FingerTable;321 private ActorId Predecessor;322 private ActorId ManagerId;323 [Start]324 [OnEntry(nameof(InitOnEntry))]325 [OnEventGotoState(typeof(Local), typeof(Waiting))]326 [OnEventDoAction(typeof(SetupEvent), nameof(Setup))]327 [OnEventDoAction(typeof(Join), nameof(JoinCluster))]328 [DeferEvents(typeof(AskForKeys), typeof(NotifySuccessor), typeof(Stabilize))]329 private class Init : State330 {331 }332 private void InitOnEntry()333 {334 this.FingerTable = new Dictionary<int, Finger>();335 }336 private void Setup(Event e)337 {338 this.NodeId = (e as SetupEvent).Id;339 this.Keys = (e as SetupEvent).Keys;340 this.ManagerId = (e as SetupEvent).ManagerId;341 var nodes = (e as SetupEvent).Nodes;342 var nodeIds = (e as SetupEvent).NodeIds;343 this.NumOfIds = (int)Math.Pow(2, nodes.Count);344 for (var idx = 1; idx <= nodes.Count; idx++)345 {346 var start = (this.NodeId + (int)Math.Pow(2, idx - 1)) % this.NumOfIds;347 var end = (this.NodeId + (int)Math.Pow(2, idx)) % this.NumOfIds;348 var nodeId = GetSuccessorNodeId(start, nodeIds);349 this.FingerTable.Add(start, new Finger(start, end, nodes[nodeId]));350 }351 for (var idx = 0; idx < nodeIds.Count; idx++)352 {353 if (nodeIds[idx] == this.NodeId)354 {355 this.Predecessor = nodes[WrapSubtract(idx, 1, nodeIds.Count)];356 break;357 }358 }359 this.RaiseEvent(new Local());360 }361 private void JoinCluster(Event e)362 {363 this.NodeId = (e as Join).Id;364 this.ManagerId = (e as Join).ManagerId;365 this.NumOfIds = (e as Join).NumOfIds;366 var nodes = (e as Join).Nodes;367 var nodeIds = (e as Join).NodeIds;368 for (var idx = 1; idx <= nodes.Count; idx++)369 {370 var start = (this.NodeId + (int)Math.Pow(2, idx - 1)) % this.NumOfIds;371 var end = (this.NodeId + (int)Math.Pow(2, idx)) % this.NumOfIds;372 var nodeId = GetSuccessorNodeId(start, nodeIds);373 this.FingerTable.Add(start, new Finger(start, end, nodes[nodeId]));374 }375 var successor = this.FingerTable[(this.NodeId + 1) % this.NumOfIds].Node;376 this.SendEvent(this.ManagerId, new JoinAck());377 this.SendEvent(successor, new NotifySuccessor(this.Id));378 }379 [OnEventDoAction(typeof(FindSuccessor), nameof(ProcessFindSuccessor))]380 [OnEventDoAction(typeof(FindSuccessorResp), nameof(ProcessFindSuccessorResp))]381 [OnEventDoAction(typeof(FindPredecessor), nameof(ProcessFindPredecessor))]382 [OnEventDoAction(typeof(FindPredecessorResp), nameof(ProcessFindPredecessorResp))]383 [OnEventDoAction(typeof(QueryId), nameof(ProcessQueryId))]384 [OnEventDoAction(typeof(AskForKeys), nameof(SendKeys))]385 [OnEventDoAction(typeof(AskForKeysResp), nameof(UpdateKeys))]386 [OnEventDoAction(typeof(NotifySuccessor), nameof(UpdatePredecessor))]387 [OnEventDoAction(typeof(Stabilize), nameof(ProcessStabilize))]388 [OnEventDoAction(typeof(Terminate), nameof(ProcessTerminate))]389 private class Waiting : State390 {391 }392 private void ProcessFindSuccessor(Event e)393 {394 var sender = (e as FindSuccessor).Sender;395 var key = (e as FindSuccessor).Key;396 if (this.Keys.Contains(key))397 {398 this.SendEvent(sender, new FindSuccessorResp(this.Id, key));399 }400 else if (this.FingerTable.ContainsKey(key))401 {402 this.SendEvent(sender, new FindSuccessorResp(this.FingerTable[key].Node, key));403 }404 else if (this.NodeId.Equals(key))405 {406 this.SendEvent(sender, new FindSuccessorResp(407 this.FingerTable[(this.NodeId + 1) % this.NumOfIds].Node, key));408 }409 else410 {411 int idToAsk = -1;412 foreach (var finger in this.FingerTable)413 {414 if (((finger.Value.Start > finger.Value.End) &&415 (finger.Value.Start <= key || key < finger.Value.End)) ||416 ((finger.Value.Start < finger.Value.End) &&417 finger.Value.Start <= key && key < finger.Value.End))418 {419 idToAsk = finger.Key;420 }421 }422 if (idToAsk < 0)423 {424 idToAsk = (this.NodeId + 1) % this.NumOfIds;425 }426 if (this.FingerTable[idToAsk].Node.Equals(this.Id))427 {428 foreach (var finger in this.FingerTable)429 {430 if (finger.Value.End == idToAsk ||431 finger.Value.End == idToAsk - 1)432 {433 idToAsk = finger.Key;434 break;435 }436 }437 this.Assert(!this.FingerTable[idToAsk].Node.Equals(this.Id), "Cannot locate successor of {0}.", key);438 }439 this.SendEvent(this.FingerTable[idToAsk].Node, new FindSuccessor(sender, key));440 }441 }442 private void ProcessFindPredecessor(Event e)443 {444 var sender = (e as FindPredecessor).Sender;445 if (this.Predecessor != null)446 {447 this.SendEvent(sender, new FindPredecessorResp(this.Predecessor));448 }449 }450 private void ProcessQueryId(Event e)451 {452 var sender = (e as QueryId).Sender;453 this.SendEvent(sender, new QueryIdResp(this.NodeId));454 }455 private void SendKeys(Event e)456 {457 var sender = (e as AskForKeys).Node;458 var senderId = (e as AskForKeys).Id;459 this.Assert(this.Predecessor.Equals(sender), "Predecessor is corrupted.");460 List<int> keysToSend = new List<int>();461 foreach (var key in this.Keys)462 {463 if (key <= senderId)464 {465 keysToSend.Add(key);466 }467 }468 if (keysToSend.Count > 0)469 {470 foreach (var key in keysToSend)471 {472 this.Keys.Remove(key);473 }474 this.SendEvent(sender, new AskForKeysResp(keysToSend));475 }476 }477 private void ProcessStabilize()478 {479 var successor = this.FingerTable[(this.NodeId + 1) % this.NumOfIds].Node;480 this.SendEvent(successor, new FindPredecessor(this.Id));481 foreach (var finger in this.FingerTable)482 {483 if (!finger.Value.Node.Equals(successor))484 {485 this.SendEvent(successor, new FindSuccessor(this.Id, finger.Key));486 }487 }488 }489 private void ProcessFindSuccessorResp(Event e)490 {491 var successor = (e as FindSuccessorResp).Node;492 var key = (e as FindSuccessorResp).Key;493 this.Assert(this.FingerTable.ContainsKey(key), "Finger table of {0} does not contain {1}.", this.NodeId, key);494 this.FingerTable[key] = new Finger(this.FingerTable[key].Start, this.FingerTable[key].End, successor);495 }496 private void ProcessFindPredecessorResp(Event e)497 {498 var successor = (e as FindPredecessorResp).Node;499 if (!successor.Equals(this.Id))500 {501 this.FingerTable[(this.NodeId + 1) % this.NumOfIds] = new Finger(502 this.FingerTable[(this.NodeId + 1) % this.NumOfIds].Start,503 this.FingerTable[(this.NodeId + 1) % this.NumOfIds].End,504 successor);505 this.SendEvent(successor, new NotifySuccessor(this.Id));506 this.SendEvent(successor, new AskForKeys(this.Id, this.NodeId));507 }508 }509 private void UpdatePredecessor(Event e)510 {511 var predecessor = (e as NotifySuccessor).Node;512 if (!predecessor.Equals(this.Id))513 {514 this.Predecessor = predecessor;515 }516 }517 private void UpdateKeys(Event e)518 {519 var keys = (e as AskForKeysResp).Keys;520 foreach (var key in keys)521 {522 this.Keys.Add(key);523 }524 }525 private void ProcessTerminate() => this.RaiseHaltEvent();526 private static int GetSuccessorNodeId(int start, List<int> nodeIds)527 {528 var candidate = -1;529 foreach (var id in nodeIds.Where(v => v >= start))530 {531 if (candidate < 0 || id < candidate)532 {533 candidate = id;534 }535 }536 if (candidate < 0)537 {538 foreach (var id in nodeIds.Where(v => v < start))539 {540 if (candidate < 0 || id < candidate)541 {542 candidate = id;543 }544 }545 }546 for (int idx = 0; idx < nodeIds.Count; idx++)547 {548 if (nodeIds[idx] == candidate)549 {550 candidate = idx;551 break;552 }553 }554 return candidate;555 }556 private static int WrapSubtract(int left, int right, int ceiling)557 {558 int result = left - right;559 if (result < 0)560 {561 result = ceiling + result;562 }563 return result;564 }565 }566 private class Client : StateMachine567 {568 internal class SetupEvent : Event569 {570 public ActorId ClusterManager;571 public List<int> Keys;572 public SetupEvent(ActorId clusterManager, List<int> keys)573 : base()574 {575 this.ClusterManager = clusterManager;576 this.Keys = keys;577 }578 }579 private class Local : Event580 {581 }582 private ActorId ClusterManager;583 private List<int> Keys;584 private int QueryCounter;585 [Start]586 [OnEntry(nameof(InitOnEntry))]587 [OnEventGotoState(typeof(Local), typeof(Querying))]588 private class Init : State589 {590 }591 private void InitOnEntry(Event e)592 {593 this.ClusterManager = (e as SetupEvent).ClusterManager;594 this.Keys = (e as SetupEvent).Keys;595 // LIVENESS BUG: can never detect the key, and keeps looping without596 // exiting the process. Enable to introduce the bug.597 this.Keys.Add(17);598 this.QueryCounter = 0;599 this.RaiseEvent(new Local());600 }601 [OnEntry(nameof(QueryingOnEntry))]602 [OnEventGotoState(typeof(Local), typeof(Waiting))]603 private class Querying : State604 {605 }606 private void QueryingOnEntry()607 {608 if (this.QueryCounter < 5)609 {610 if (this.RandomBoolean())611 {612 var key = this.GetNextQueryKey();613 this.Logger.WriteLine($"<ChordLog> Client is searching for successor of key '{key}'.");614 this.SendEvent(this.ClusterManager, new ChordNode.FindSuccessor(this.Id, key));615 this.Monitor<LivenessMonitor>(new LivenessMonitor.NotifyClientRequest(key));616 }617 else if (this.RandomBoolean())618 {619 this.SendEvent(this.ClusterManager, new ClusterManager.CreateNewNode());620 }621 else622 {623 this.SendEvent(this.ClusterManager, new ClusterManager.TerminateNode());624 }625 this.QueryCounter++;626 }627 this.RaiseEvent(new Local());628 }629 private int GetNextQueryKey()630 {631 int keyIndex = -1;632 while (keyIndex < 0)633 {634 for (int i = 0; i < this.Keys.Count; i++)635 {636 if (this.RandomBoolean())637 {638 keyIndex = i;639 break;640 }641 }642 }643 return this.Keys[keyIndex];644 }645 [OnEventGotoState(typeof(Local), typeof(Querying))]646 [OnEventDoAction(typeof(ChordNode.FindSuccessorResp), nameof(ProcessFindSuccessorResp))]647 [OnEventDoAction(typeof(ChordNode.QueryIdResp), nameof(ProcessQueryIdResp))]648 private class Waiting : State649 {650 }651 private void ProcessFindSuccessorResp(Event e)652 {653 var successor = (e as ChordNode.FindSuccessorResp).Node;654 var key = (e as ChordNode.FindSuccessorResp).Key;655 this.Monitor<LivenessMonitor>(new LivenessMonitor.NotifyClientResponse(key));656 this.SendEvent(successor, new ChordNode.QueryId(this.Id));657 }658 private void ProcessQueryIdResp() => this.RaiseEvent(new Local());659 }660 private class LivenessMonitor : Monitor661 {662 public class NotifyClientRequest : Event663 {664 public int Key;665 public NotifyClientRequest(int key)666 : base()667 {668 this.Key = key;669 }670 }671 public class NotifyClientResponse : Event672 {...

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QueryId

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1using System;2using System.Threading.Tasks;3using Microsoft.Coyote.Actors;4using Microsoft.Coyote.Actors.BugFinding.Tests;5using Microsoft.Coyote.Actors.BugFinding;6using Microsoft.Coyote.Actors.BugFinding.Tests.ChordTests;7{8 {9 static async Task Main(string[] args)10 {11 using (var runtime = RuntimeFactory.Create())12 {13 var id = ChordTests.QueryId(1);14 Console.WriteLine(id);15 Console.WriteLine("Press any key to exit...");16 Console.ReadKey();17 }18 }19 }20}

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QueryId

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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 ChordTests.QueryId();12 }13 }14}15using Microsoft.Coyote.Actors.BugFinding.Tests;16using System;17using System.Collections.Generic;18using System.Linq;19using System.Text;20using System.Threading.Tasks;21{22 {23 static void Main(string[] args)24 {25 ChordTests.QueryId();26 }27 }28}29using Microsoft.Coyote.Actors.BugFinding.Tests;30using System;31using System.Collections.Generic;32using System.Linq;33using System.Text;34using System.Threading.Tasks;35{36 {37 static void Main(string[] args)38 {39 ChordTests.QueryId();40 }41 }42}43using Microsoft.Coyote.Actors.BugFinding.Tests;44using System;45using System.Collections.Generic;46using System.Linq;47using System.Text;48using System.Threading.Tasks;49{50 {51 static void Main(string[] args)52 {53 ChordTests.QueryId();54 }55 }56}

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QueryId

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1using Microsoft.Coyote.Actors.BugFinding.Tests;2using Microsoft.Coyote.Actors;3using Microsoft.Coyote;4using System;5{6 {7 static void Main(string[] args)8 {9 var configuration = Configuration.Create().WithTestingIterations(1000);10 using (var runtime = RuntimeFactory.Create(configuration))11 {12 runtime.CreateActor(typeof(ChordTests), new ChordTests.QueryId());13 }14 }15 }16}

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QueryId

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1using Microsoft.Coyote.Actors.BugFinding.Tests;2using Microsoft.Coyote.Actors;3using Microsoft.Coyote;4using Microsoft.Coyote.Testing;5using System;6using System.Threading.Tasks;7{8 {9 public static void Main(string[] args)10 {11 var config = Configuration.Create();12 config.TestingIterations = 1000;13 config.MaxSchedulingSteps = 10000;14 config.MaxFairSchedulingSteps = 10000;15 config.MaxUnfairSchedulingSteps = 10000;16 config.EnableCycleDetection = true;17 config.EnableDataRaceDetection = true;18 config.EnableIntegerOverflowChecks = true;19 config.EnableDeadlockDetection = true;20 config.EnableLivenessChecking = true;21 config.EnableActorGarbageCollection = false;22 config.EnableActorMonitoring = true;23 config.EnableActorStatePrinting = true;24 config.EnableStateGraphPrinting = true;25 config.EnableStateGraphScheduling = true;26 config.EnableGCTracing = true;27 config.EnableActorTracing = true;28 config.EnableOperationTracing = true;29 config.EnableTimerTracing = true;30 config.EnableVerboseTracing = true;31 config.EnableFullDebugging = true;32 config.EnableHotStateDetection = true;33 config.EnableHotStateExploration = true;34 config.EnableHotStateExplorationWithFairScheduling = true;35 config.EnableHotStateExplorationWithUnfairScheduling = true;36 config.EnableHotStateExplorationWithRandomScheduling = true;37 config.EnableHotStateExplorationWithFullExploration = true;38 config.EnableHotStateExplorationWithFullExplorationWithFairScheduling = true;39 config.EnableHotStateExplorationWithFullExplorationWithUnfairScheduling = true;40 config.EnableHotStateExplorationWithFullExplorationWithRandomScheduling = true;41 config.EnableHotStateExplorationWithFullExplorationWithFullExploration = true;42 config.EnableHotStateExplorationWithFullExplorationWithFullExplorationWithFairScheduling = true;43 config.EnableHotStateExplorationWithFullExplorationWithFullExplorationWithUnfairScheduling = true;44 config.EnableHotStateExplorationWithFullExplorationWithFullExplorationWithRandomScheduling = true;

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QueryId

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1using System;2using System.Collections.Generic;3using System.Text;4using Microsoft.Coyote.Actors;5using Microsoft.Coyote.Actors.BugFinding.Tests;6using Microsoft.Coyote.Actors.BugFinding.Tests.ChordTests;7{8 {9 public Node(ActorId successor, ActorId predecessor)10 {11 this.Successor = successor;12 this.Predecessor = predecessor;13 }14 public ActorId Successor { get; private set; }15 public ActorId Predecessor { get; private set; }16 [OnEventDoAction(typeof(InitEvent), nameof(OnInit))]17 {18 }19 private void OnInit()20 {21 this.SendEvent(this.Successor, new NotifyEvent(this.Id));22 this.SendEvent(this.Successor, new FindSuccessorEvent(this.Id, 1));23 }24 [OnEventDoAction(typeof(NotifyEvent), nameof(OnNotify))]25 {26 }27 private void OnNotify()28 {29 this.Predecessor = (this.ReceivedEvent as NotifyEvent).Id;30 }31 [OnEventDoAction(typeof(FindSuccessorEvent), nameof(OnFindSuccessor))]32 {33 }34 private void OnFindSuccessor()35 {36 var e = this.ReceivedEvent as FindSuccessorEvent;37 if (e.Id < this.QueryId())38 {39 this.SendEvent(e.Requestor, new SuccessorFoundEvent(this.Successor));40 }41 {42 this.SendEvent(this.Successor, e);43 }44 }45 [OnEventDoAction(typeof(SuccessorFoundEvent), nameof(OnSuccessorFound))]46 {47 }48 private void OnSuccessorFound()49 {50 this.Successor = (this.ReceivedEvent as SuccessorFoundEvent).Id;51 this.RaiseGotoStateEvent<Active>();52 }53 }54 {55 public InitEvent(ActorId successor, ActorId predecessor)56 {57 this.Successor = successor;58 this.Predecessor = predecessor;59 }60 public ActorId Successor { get; private set; }

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QueryId

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

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QueryId

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1using Microsoft.Coyote.Actors;2using Microsoft.Coyote.Actors.BugFinding.Tests;3using Microsoft.Coyote.Actors.BugFinding;4using Microsoft.Coyote.Actors.BugFinding.Strategies;5using Microsoft.Coyote.Actors.BugFinding.Strategies.ScheduleExploration;6using Microsoft.Coyote.Actors.BugFinding.Strategies.ScheduleExploration.Strategies;7using Microsoft.Coyote.Actors.BugFinding.Strategies.ScheduleExploration.Strategies.RandomExploration;8{9 {10 static void Main(string[] args)11 {12 var configuration = Configuration.Create();13 configuration.MaxUnfairSchedulingSteps = 100000;14 configuration.SchedulingStrategy = SchedulingStrategy.Exploration;15 configuration.SchedulingIterations = 1000;16 configuration.SchedulingExplorationStrategy = ExplorationStrategy.Random;17 configuration.SchedulingRandomExecutionProbability = 0.01;18 configuration.SchedulingRandomSchedulingSeed = 1;19 configuration.SchedulingMaxFairSchedulingSteps = 100000;20 configuration.SchedulingMaxStepsFromFairSchedule = 100000;21 configuration.SchedulingFairSchedulingProbability = 0.01;22 configuration.SchedulingFairSchedulingSeed = 1;23 configuration.SchedulingMaxFairSchedulingSteps = 100000;24 configuration.SchedulingMaxStepsFromFairSchedule = 100000;25 configuration.SchedulingFairSchedulingProbability = 0.01;26 configuration.SchedulingFairSchedulingSeed = 1;27 configuration.SchedulingMaxFairSchedulingSteps = 100000;28 configuration.SchedulingMaxStepsFromFairSchedule = 100000;29 configuration.SchedulingFairSchedulingProbability = 0.01;30 configuration.SchedulingFairSchedulingSeed = 1;31 configuration.SchedulingMaxFairSchedulingSteps = 100000;32 configuration.SchedulingMaxStepsFromFairSchedule = 100000;33 configuration.SchedulingFairSchedulingProbability = 0.01;34 configuration.SchedulingFairSchedulingSeed = 1;35 configuration.SchedulingMaxFairSchedulingSteps = 100000;36 configuration.SchedulingMaxStepsFromFairSchedule = 100000;37 configuration.SchedulingFairSchedulingProbability = 0.01;38 configuration.SchedulingFairSchedulingSeed = 1;39 configuration.SchedulingMaxFairSchedulingSteps = 100000;

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