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How to use UpdatePredecessor method of Microsoft.Coyote.Actors.BugFinding.Tests.FindSuccessor class

Best Coyote code snippet using Microsoft.Coyote.Actors.BugFinding.Tests.FindSuccessor.UpdatePredecessor

ChordTests.cs

Source:ChordTests.cs

...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                }...

UpdatePredecessor

Using AI Code Generation

1using Microsoft.Coyote.Actors;2using Microsoft.Coyote.Actors.BugFinding.Tests;3using System;4using System.Threading.Tasks;5{6    {7        static void Main(string[] args)8        {9            var runtime = RuntimeFactory.Create();10            var task = runtime.CreateActor(typeof(FindSuccessor));11            runtime.Wait(task);12            Console.WriteLine("Press any key to exit...");13            Console.ReadKey();14        }15    }16}17   at Microsoft.Coyote.Actors.ActorRuntime.Assert(Boolean condition, String message)18   at Microsoft.Coyote.Actors.ActorRuntime.Assert(Boolean condition, String message)19   at Microsoft.Coyote.Actors.ActorRuntime.SendEvent(ActorId target, Event e, Guid opGroupId, EventInfo info)20   at Microsoft.Coyote.Actors.ActorRuntime.SendEvent(ActorId target, Event e, EventInfo info)21   at Microsoft.Coyote.Actors.ActorRuntime.SendEvent(ActorId target, Event e)22   at Microsoft.Coyote.Actors.ActorRuntime.SendEvent(ActorId target, Event e)23   at Microsoft.Coyote.Actors.BugFinding.Tests.FindSuccessor.UpdatePredecessor(Event e)

UpdatePredecessor

Using AI Code Generation

1using Microsoft.Coyote.Actors;2using Microsoft.Coyote.Actors.BugFinding.Tests;3using Microsoft.Coyote.Tasks;4using System;5using System.Threading.Tasks;6{7    {8        static async Task Main(string[] args)9        {10            TaskScheduler.UnobservedTaskException += (sender, e) =>11            {12                Console.WriteLine("Unobserved exception: " + e.Exception);13                e.SetObserved();14            };15            var runtime = await Runtime.CreateAsync();16            var findSuccessor = await runtime.CreateActorAsync(typeof(FindSuccessor));17            await runtime.SendEventAsync(findSuccessor, new UpdatePredecessor());18            Console.ReadKey();19        }20    }21}22using Microsoft.Coyote.Actors;23using Microsoft.Coyote.Actors.BugFinding.Tests;24using Microsoft.Coyote.Tasks;25using System;26using System.Threading.Tasks;27{28    {29        static async Task Main(string[] args)30        {31            TaskScheduler.UnobservedTaskException += (sender, e) =>32            {33                Console.WriteLine("Unobserved exception: " + e.Exception);34                e.SetObserved();35            };36            var runtime = await Runtime.CreateAsync();37            var findSuccessor = await runtime.CreateActorAsync(typeof(FindSuccessor));38            await runtime.SendEventAsync(findSuccessor, new UpdatePredecessor());39            Console.ReadKey();40        }41    }42}43using Microsoft.Coyote.Actors;44using Microsoft.Coyote.Actors.BugFinding.Tests;45using Microsoft.Coyote.Tasks;46using System;47using System.Threading.Tasks;48{49    {50        static async Task Main(string[] args)51        {52            TaskScheduler.UnobservedTaskException += (sender, e) =>53            {54                Console.WriteLine("Unobserved exception: " + e.Exception);55                e.SetObserved();56            };57            var runtime = await Runtime.CreateAsync();58            var findSuccessor = await runtime.CreateActorAsync(typeof(FindSuccessor));59            await runtime.SendEventAsync(findSuccessor, new UpdatePredecessor

UpdatePredecessor

Using AI Code Generation

1using Microsoft.Coyote.Actors;2using Microsoft.Coyote.Actors.BugFinding.Tests;3using Microsoft.Coyote.Specifications;4using System;5using System.Threading.Tasks;6{7    [OnEventDoAction(typeof(UpdatePredecessorEvent), nameof(UpdatePredecessor))]8    {9        private ActorId successor;10        private ActorId predecessor;11        private void UpdatePredecessor(Event e)12        {13            predecessor = (e as UpdatePredecessorEvent).predecessor;14        }15    }16}17using Microsoft.Coyote.Actors;18using Microsoft.Coyote.Actors.BugFinding.Tests;19using Microsoft.Coyote.Specifications;20using System;21using System.Threading.Tasks;22{23    [OnEventDoAction(typeof(UpdatePredecessorEvent), nameof(UpdatePredecessor))]24    {25        private ActorId successor;26        private ActorId predecessor;27        private void UpdatePredecessor(Event e)28        {29            predecessor = (e as UpdatePredecessorEvent).predecessor;30        }31    }32}33using Microsoft.Coyote.Actors;34using Microsoft.Coyote.Actors.BugFinding.Tests;35using Microsoft.Coyote.Specifications;36using System;37using System.Threading.Tasks;38{39    [OnEventDoAction(typeof(UpdatePredecessorEvent), nameof(UpdatePredecessor))]40    {41        private ActorId successor;42        private ActorId predecessor;43        private void UpdatePredecessor(Event e)44        {45            predecessor = (e as UpdatePredecessorEvent).predecessor;46        }47    }48}

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