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How to use InitOnEntry method of Microsoft.Coyote.Actors.BugFinding.Tests.Request class

Best Coyote code snippet using Microsoft.Coyote.Actors.BugFinding.Tests.Request.InitOnEntry

RaftTests.cs

Source:RaftTests.cs

...824            private ActorId Cluster;825            private int LatestCommand;826            private int Counter;827            [Start]828            [OnEntry(nameof(InitOnEntry))]829            [OnEventDoAction(typeof(ConfigureEvent), nameof(SetupEvent))]830            [OnEventGotoState(typeof(LocalEvent), typeof(PumpRequest))]831            private class Init : State832            {833            }834            private void InitOnEntry()835            {836                this.LatestCommand = -1;837                this.Counter = 0;838            }839            private void SetupEvent(Event e)840            {841                this.Cluster = (e as ConfigureEvent).Cluster;842                this.RaiseEvent(new LocalEvent());843            }844            [OnEntry(nameof(PumpRequestOnEntry))]845            [OnEventDoAction(typeof(Response), nameof(ProcessResponse))]846            [OnEventGotoState(typeof(LocalEvent), typeof(PumpRequest))]847            private class PumpRequest : State848            {849            }850            private void PumpRequestOnEntry()851            {852                this.LatestCommand = this.RandomInteger(100);853                this.Counter++;854                this.SendEvent(this.Cluster, new Request(this.Id, this.LatestCommand));855            }856            private void ProcessResponse()857            {858                if (this.Counter is 3)859                {860                    this.SendEvent(this.Cluster, new ClusterManager.ShutDown());861                    this.RaiseHaltEvent();862                }863                else864                {865                    this.RaiseEvent(new LocalEvent());866                }867            }868        }869        private class ElectionTimer : StateMachine870        {871            internal class ConfigureEvent : Event872            {873                public ActorId Target;874                public ConfigureEvent(ActorId id)875                    : base()876                {877                    this.Target = id;878                }879            }880            internal class StartTimerEvent : Event881            {882            }883            internal class CancelTimer : Event884            {885            }886            internal class Timeout : Event887            {888            }889            private class TickEvent : Event890            {891            }892            private ActorId Target;893            [Start]894            [OnEventDoAction(typeof(ConfigureEvent), nameof(SetupEvent))]895            [OnEventGotoState(typeof(StartTimerEvent), typeof(Active))]896            private class Init : State897            {898            }899            private void SetupEvent(Event e)900            {901                this.Target = (e as ConfigureEvent).Target;902            }903            [OnEntry(nameof(ActiveOnEntry))]904            [OnEventDoAction(typeof(TickEvent), nameof(Tick))]905            [OnEventGotoState(typeof(CancelTimer), typeof(Inactive))]906            [IgnoreEvents(typeof(StartTimerEvent))]907            private class Active : State908            {909            }910            private void ActiveOnEntry()911            {912                this.SendEvent(this.Id, new TickEvent());913            }914            private void Tick()915            {916                if (this.RandomBoolean())917                {918                    this.SendEvent(this.Target, new Timeout());919                }920                this.RaiseEvent(new CancelTimer());921            }922            [OnEventGotoState(typeof(StartTimerEvent), typeof(Active))]923            [IgnoreEvents(typeof(CancelTimer), typeof(TickEvent))]924            private class Inactive : State925            {926            }927        }928        private class PeriodicTimer : StateMachine929        {930            internal class ConfigureEvent : Event931            {932                public ActorId Target;933                public ConfigureEvent(ActorId id)934                    : base()935                {936                    this.Target = id;937                }938            }939            internal class StartTimerEvent : Event940            {941            }942            internal class CancelTimer : Event943            {944            }945            internal class Timeout : Event946            {947            }948            private class TickEvent : Event949            {950            }951            private ActorId Target;952            [Start]953            [OnEventDoAction(typeof(ConfigureEvent), nameof(SetupEvent))]954            [OnEventGotoState(typeof(StartTimerEvent), typeof(Active))]955            private class Init : State956            {957            }958            private void SetupEvent(Event e)959            {960                this.Target = (e as ConfigureEvent).Target;961            }962            [OnEntry(nameof(ActiveOnEntry))]963            [OnEventDoAction(typeof(TickEvent), nameof(Tick))]964            [OnEventGotoState(typeof(CancelTimer), typeof(Inactive))]965            [IgnoreEvents(typeof(StartTimerEvent))]966            private class Active : State967            {968            }969            private void ActiveOnEntry()970            {971                this.SendEvent(this.Id, new TickEvent());972            }973            private void Tick()974            {975                if (this.RandomBoolean())976                {977                    this.SendEvent(this.Target, new Timeout());978                }979                this.RaiseEvent(new CancelTimer());980            }981            [OnEventGotoState(typeof(StartTimerEvent), typeof(Active))]982            [IgnoreEvents(typeof(CancelTimer), typeof(TickEvent))]983            private class Inactive : State984            {985            }986        }987        private class SafetyMonitor : Monitor988        {989            internal class NotifyLeaderElected : Event990            {991                public int Term;992                public NotifyLeaderElected(int term)993                    : base()994                {995                    this.Term = term;996                }997            }998            private class LocalEvent : Event999            {1000            }1001            private HashSet<int> TermsWithLeader;1002            [Start]1003            [OnEntry(nameof(InitOnEntry))]1004            [OnEventGotoState(typeof(LocalEvent), typeof(Monitoring))]1005            private class Init : State1006            {1007            }1008            private void InitOnEntry()1009            {1010                this.TermsWithLeader = new HashSet<int>();1011                this.RaiseEvent(new LocalEvent());1012            }1013            [OnEventDoAction(typeof(NotifyLeaderElected), nameof(ProcessLeaderElected))]1014            private class Monitoring : State1015            {1016            }1017            private void ProcessLeaderElected(Event e)1018            {1019                var term = (e as NotifyLeaderElected).Term;1020                this.Assert(!this.TermsWithLeader.Contains(term), $"Detected more than one leader.");1021                this.TermsWithLeader.Add(term);1022            }...

ChordTests.cs

Source:ChordTests.cs

...50            private List<ActorId> ChordNodes;51            private List<int> Keys;52            private List<int> NodeIds;53            [Start]54            [OnEntry(nameof(InitOnEntry))]55            [OnEventGotoState(typeof(Local), typeof(Waiting))]56            private class Init : State57            {58            }59            private void InitOnEntry()60            {61                this.NumOfNodes = 3;62                this.NumOfIds = (int)Math.Pow(2, this.NumOfNodes);63                this.ChordNodes = new List<ActorId>();64                this.NodeIds = new List<int> { 0, 1, 3 };65                this.Keys = new List<int> { 1, 2, 6 };66                for (int idx = 0; idx < this.NodeIds.Count; idx++)67                {68                    this.ChordNodes.Add(this.CreateActor(typeof(ChordNode)));69                }70                var nodeKeys = this.AssignKeysToNodes();71                for (int idx = 0; idx < this.ChordNodes.Count; idx++)72                {73                    var keys = nodeKeys[this.NodeIds[idx]];74                    this.SendEvent(this.ChordNodes[idx], new ChordNode.SetupEvent(this.NodeIds[idx], new HashSet<int>(keys),75                        new List<ActorId>(this.ChordNodes), new List<int>(this.NodeIds), this.Id));76                }77                this.CreateActor(typeof(Client), new Client.SetupEvent(this.Id, new List<int>(this.Keys)));78                this.RaiseEvent(new Local());79            }80            [OnEventDoAction(typeof(ChordNode.FindSuccessor), nameof(ForwardFindSuccessor))]81            [OnEventDoAction(typeof(CreateNewNode), nameof(ProcessCreateNewNode))]82            [OnEventDoAction(typeof(TerminateNode), nameof(ProcessTerminateNode))]83            [OnEventDoAction(typeof(ChordNode.JoinAck), nameof(QueryStabilize))]84            private class Waiting : State85            {86            }87            private void ForwardFindSuccessor(Event e)88            {89                this.SendEvent(this.ChordNodes[0], e);90            }91            private void ProcessCreateNewNode()92            {93                int newId = -1;94                while ((newId < 0 || this.NodeIds.Contains(newId)) &&95                    this.NodeIds.Count < this.NumOfIds)96                {97                    for (int i = 0; i < this.NumOfIds; i++)98                    {99                        if (this.RandomBoolean())100                        {101                            newId = i;102                        }103                    }104                }105                this.Assert(newId >= 0, "Cannot create a new node, no ids available.");106                var newNode = this.CreateActor(typeof(ChordNode));107                this.NumOfNodes++;108                this.NodeIds.Add(newId);109                this.ChordNodes.Add(newNode);110                this.SendEvent(newNode, new ChordNode.Join(newId, new List<ActorId>(this.ChordNodes),111                    new List<int>(this.NodeIds), this.NumOfIds, this.Id));112            }113            private void ProcessTerminateNode()114            {115                int endId = -1;116                while ((endId < 0 || !this.NodeIds.Contains(endId)) &&117                    this.NodeIds.Count > 0)118                {119                    for (int i = 0; i < this.ChordNodes.Count; i++)120                    {121                        if (this.RandomBoolean())122                        {123                            endId = i;124                        }125                    }126                }127                this.Assert(endId >= 0, "Cannot find a node to terminate.");128                var endNode = this.ChordNodes[endId];129                this.NumOfNodes--;130                this.NodeIds.Remove(endId);131                this.ChordNodes.Remove(endNode);132                this.SendEvent(endNode, new ChordNode.Terminate());133            }134            private void QueryStabilize()135            {136                foreach (var node in this.ChordNodes)137                {138                    this.SendEvent(node, new ChordNode.Stabilize());139                }140            }141            private Dictionary<int, List<int>> AssignKeysToNodes()142            {143                var nodeKeys = new Dictionary<int, List<int>>();144                for (int i = this.Keys.Count - 1; i >= 0; i--)145                {146                    bool assigned = false;147                    for (int j = 0; j < this.NodeIds.Count; j++)148                    {149                        if (this.Keys[i] <= this.NodeIds[j])150                        {151                            if (nodeKeys.ContainsKey(this.NodeIds[j]))152                            {153                                nodeKeys[this.NodeIds[j]].Add(this.Keys[i]);154                            }155                            else156                            {157                                nodeKeys.Add(this.NodeIds[j], new List<int>());158                                nodeKeys[this.NodeIds[j]].Add(this.Keys[i]);159                            }160                            assigned = true;161                            break;162                        }163                    }164                    if (!assigned)165                    {166                        if (nodeKeys.ContainsKey(this.NodeIds[0]))167                        {168                            nodeKeys[this.NodeIds[0]].Add(this.Keys[i]);169                        }170                        else171                        {172                            nodeKeys.Add(this.NodeIds[0], new List<int>());173                            nodeKeys[this.NodeIds[0]].Add(this.Keys[i]);174                        }175                    }176                }177                return nodeKeys;178            }179        }180        private class ChordNode : StateMachine181        {182            internal class SetupEvent : Event183            {184                public int Id;185                public HashSet<int> Keys;186                public List<ActorId> Nodes;187                public List<int> NodeIds;188                public ActorId ManagerId;189                public SetupEvent(int id, HashSet<int> keys, List<ActorId> nodes,190                    List<int> nodeIds, ActorId managerId)191                    : base()192                {193                    this.Id = id;194                    this.Keys = keys;195                    this.Nodes = nodes;196                    this.NodeIds = nodeIds;197                    this.ManagerId = managerId;198                }199            }200            internal class Join : Event201            {202                public int Id;203                public List<ActorId> Nodes;204                public List<int> NodeIds;205                public int NumOfIds;206                public ActorId ManagerId;207                public Join(int id, List<ActorId> nodes, List<int> nodeIds,208                    int numOfIds, ActorId managerId)209                    : base()210                {211                    this.Id = id;212                    this.Nodes = nodes;213                    this.NodeIds = nodeIds;214                    this.NumOfIds = numOfIds;215                    this.ManagerId = managerId;216                }217            }218            internal class FindSuccessor : Event219            {220                public ActorId Sender;221                public int Key;222                public FindSuccessor(ActorId sender, int key)223                    : base()224                {225                    this.Sender = sender;226                    this.Key = key;227                }228            }229            internal class FindSuccessorResp : Event230            {231                public ActorId Node;232                public int Key;233                public FindSuccessorResp(ActorId node, int key)234                    : base()235                {236                    this.Node = node;237                    this.Key = key;238                }239            }240            internal class FindPredecessor : Event241            {242                public ActorId Sender;243                public FindPredecessor(ActorId sender)244                    : base()245                {246                    this.Sender = sender;247                }248            }249            internal class FindPredecessorResp : Event250            {251                public ActorId Node;252                public FindPredecessorResp(ActorId node)253                    : base()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            {673                public int Key;674                public NotifyClientResponse(int key)675                    : base()676                {677                    this.Key = key;678                }679            }680            [Start]681            [OnEntry(nameof(InitOnEntry))]682            private class Init : State683            {684            }685            private void InitOnEntry() => this.RaiseGotoStateEvent<Responded>();686            [Cold]687            [OnEventGotoState(typeof(NotifyClientRequest), typeof(Requested))]688            private class Responded : State689            {690            }691            [Hot]692            [OnEventGotoState(typeof(NotifyClientResponse), typeof(Responded))]693            private class Requested : State694            {695            }696        }697        [Theory(Timeout = 10000)]698        [InlineData(20)]699        public void TestLivenessBugInChordProtocol(uint seed)...

ReplicatingStorageTests.cs

Source:ReplicatingStorageTests.cs

...559            }560            private ActorId NodeManager;561            private int Counter;562            [Start]563            [OnEntry(nameof(InitOnEntry))]564            [OnEventDoAction(typeof(ConfigureEvent), nameof(SetupEvent))]565            [OnEventGotoState(typeof(LocalEvent), typeof(PumpRequest))]566            private class Init : State567            {568            }569            private void InitOnEntry()570            {571                this.Counter = 0;572            }573            private void SetupEvent(Event e)574            {575                this.NodeManager = (e as ConfigureEvent).NodeManager;576                this.RaiseEvent(new LocalEvent());577            }578            [OnEntry(nameof(PumpRequestOnEntry))]579            [OnEventGotoState(typeof(LocalEvent), typeof(PumpRequest))]580            private class PumpRequest : State581            {582            }583            private void PumpRequestOnEntry()584            {585                int command = this.RandomInteger(100) + 1;586                this.Counter++;587                this.SendEvent(this.NodeManager, new Request(this.Id, command));588                if (this.Counter is 1)589                {590                    this.RaiseHaltEvent();591                }592                else593                {594                    this.RaiseEvent(new LocalEvent());595                }596            }597        }598        private class LivenessMonitor : Monitor599        {600            public class ConfigureEvent : Event601            {602                public int NumberOfReplicas;603                public ConfigureEvent(int numOfReplicas)604                    : base()605                {606                    this.NumberOfReplicas = numOfReplicas;607                }608            }609            public class NotifyNodeCreated : Event610            {611                public int NodeId;612                public NotifyNodeCreated(int id)613                    : base()614                {615                    this.NodeId = id;616                }617            }618            public class NotifyNodeFail : Event619            {620                public int NodeId;621                public NotifyNodeFail(int id)622                    : base()623                {624                    this.NodeId = id;625                }626            }627            public class NotifyNodeUpdate : Event628            {629                public int NodeId;630                public int Data;631                public NotifyNodeUpdate(int id, int data)632                    : base()633                {634                    this.NodeId = id;635                    this.Data = data;636                }637            }638            private class LocalEvent : Event639            {640            }641            private Dictionary<int, int> DataMap;642            private int NumberOfReplicas;643            [Start]644            [OnEntry(nameof(InitOnEntry))]645            [OnEventDoAction(typeof(ConfigureEvent), nameof(SetupEvent))]646            [OnEventGotoState(typeof(LocalEvent), typeof(Repaired))]647            private class Init : State648            {649            }650            private void InitOnEntry()651            {652                this.DataMap = new Dictionary<int, int>();653            }654            private void SetupEvent(Event e)655            {656                this.NumberOfReplicas = (e as ConfigureEvent).NumberOfReplicas;657                this.RaiseEvent(new LocalEvent());658            }659            [Cold]660            [OnEventDoAction(typeof(NotifyNodeCreated), nameof(ProcessNodeCreated))]661            [OnEventDoAction(typeof(NotifyNodeFail), nameof(FailAndCheckRepair))]662            [OnEventDoAction(typeof(NotifyNodeUpdate), nameof(ProcessNodeUpdate))]663            [OnEventGotoState(typeof(LocalEvent), typeof(Repairing))]664            private class Repaired : State...

InitOnEntry

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Coyote;4using Microsoft.Coyote.Actors;5using Microsoft.Coyote.Actors.BugFinding;6using Microsoft.Coyote.Actors.BugFinding.Tests;7using Microsoft.Coyote.Actors.BugFinding.Tests.Request;8using Microsoft.Coyote.Actors.BugFinding.Tests.Request.Interfaces;9using Microsoft.Coyote.Actors.BugFinding.Tests.Request.States;10using Microsoft.Coyote.Actors.BugFinding.Tests.Request.Events;11{12    {13        public void InitOnEntry()14        {15            this.SendEvent(this.Id, new E());16        }17        [OnEventDoAction(typeof(E), nameof(Handle))]18        {19        }20        private void Handle()21        {22            this.RaiseHaltEvent();23        }24    }25}26using System;27using System.Threading.Tasks;28using Microsoft.Coyote;29using Microsoft.Coyote.Actors;30using Microsoft.Coyote.Actors.BugFinding;31using Microsoft.Coyote.Actors.BugFinding.Tests;32using Microsoft.Coyote.Actors.BugFinding.Tests.Request;33using Microsoft.Coyote.Actors.BugFinding.Tests.Request.Interfaces;34using Microsoft.Coyote.Actors.BugFinding.Tests.Request.States;35using Microsoft.Coyote.Actors.BugFinding.Tests.Request.Events;36{37    {38        public void InitOnEntry()39        {40            this.SendEvent(this.Id, new E());41        }42        [OnEventDoAction(typeof(E), nameof(Handle))]43        {44        }45        private void Handle()46        {47            this.RaiseHaltEvent();48        }49    }50}51using System;52using System.Threading.Tasks;53using Microsoft.Coyote;54using Microsoft.Coyote.Actors;55using Microsoft.Coyote.Actors.BugFinding;56using Microsoft.Coyote.Actors.BugFinding.Tests;57using Microsoft.Coyote.Actors.BugFinding.Tests.Request;

InitOnEntry

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Coyote;4using Microsoft.Coyote.Actors;5using Microsoft.Coyote.Actors.BugFinding.Tests;6using Microsoft.Coyote.Actors.BugFinding.Tests.Request;7using Microsoft.Coyote.Actors.BugFinding.Tests.Resources;

InitOnEntry

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Coyote.Actors;4using Microsoft.Coyote.Actors.BugFinding.Tests;5using Microsoft.Coyote.Actors.BugFinding.Tests.Request;6using Microsoft.Coyote.Actors.BugFinding.Tests.Request.Interfaces;7using Microsoft.Coyote.Actors.BugFinding.Tests.Request.Models;8using Microsoft.Coyote.Actors.BugFinding.Tests.Request.Services;9using Microsoft.Coyote.Actors.BugFinding.Tests.Request.Services.Interfaces;10using Microsoft.Coyote.Actors.BugFinding.Tests.Request.StateMachine;11using Microsoft.Coyote.Actors.BugFinding.Tests.Request.StateMachine.Interfaces;12{13    {14        private readonly IActorId _actorId;15        private readonly IActorId _requestActorId;16        private readonly IActorId _requestActorId2;17        private readonly IActorId _requestActorId3;18        private readonly IActorId _requestActorId4;19        private readonly IActorId _requestActorId5;20        private readonly IActorId _requestActorId6;21        private readonly IActorId _requestActorId7;22        private readonly IActorId _requestActorId8;23        private readonly IActorId _requestActorId9;24        private readonly IActorId _requestActorId10;25        private readonly IActorId _requestActorId11;26        private readonly IActorId _requestActorId12;27        private readonly IActorId _requestActorId13;28        private readonly IActorId _requestActorId14;29        private readonly IActorId _requestActorId15;30        private readonly IActorId _requestActorId16;31        private readonly IActorId _requestActorId17;32        private readonly IActorId _requestActorId18;33        private readonly IActorId _requestActorId19;34        private readonly IActorId _requestActorId20;35        private readonly IActorId _requestActorId21;36        private readonly IActorId _requestActorId22;37        private readonly IActorId _requestActorId23;38        private readonly IActorId _requestActorId24;39        private readonly IActorId _requestActorId25;40        private readonly IActorId _requestActorId26;41        private readonly IActorId _requestActorId27;

InitOnEntry

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Coyote.Actors;4using Microsoft.Coyote.Actors.BugFinding.Tests;5{6    {7        static void Main(string[] args)8        {9            var configuration = Configuration.Create();10            using (var runtime = RuntimeFactory.Create(configuration))11            {12                var actor = runtime.CreateActor(typeof(Request), new Request.InitOnEntry());13                runtime.SendEvent(actor, new Request.E());14            }15        }16    }17}18using System;19using System.Threading.Tasks;20using Microsoft.Coyote.Actors;21using Microsoft.Coyote.Actors.BugFinding.Tests;22{23    {24        static void Main(string[] args)25        {26            var configuration = Configuration.Create();27            using (var runtime = RuntimeFactory.Create(configuration))28            {29                var actor = runtime.CreateActor(typeof(Request), new Request.InitOnCreate());30                runtime.SendEvent(actor, new Request.E());31            }32        }33    }34}35using System;36using System.Threading.Tasks;37using Microsoft.Coyote.Actors;38using Microsoft.Coyote.Actors.BugFinding.Tests;39{40    {41        static void Main(string[] args)42        {43            var configuration = Configuration.Create();44            using (var runtime = RuntimeFactory.Create(configuration))45            {46                var actor = runtime.CreateActor(typeof(Request), new Request.InitOnEvent());47                runtime.SendEvent(actor, new Request.E());48            }49        }50    }51}

InitOnEntry

Using AI Code Generation

1using Microsoft.Coyote.Actors;2using Microsoft.Coyote.Actors.BugFinding.Tests;3using Microsoft.Coyote.Actors.BugFinding.Tests.Request;4using System;5using System.Threading.Tasks;6{7    {8        static void Main(string[] args)9        {10            var config = Configuration.Create();11            config.MaxSchedulingSteps = 100;12            config.MaxFairSchedulingSteps = 100;13            config.MaxStepsFromAnyEntry = 100;14            config.MaxFairStepsFromAnyEntry = 100;15            config.MaxStepsFromAnyAction = 100;16            config.MaxFairStepsFromAnyAction = 100;17            config.MaxStepsFromAnyChoice = 100;18            config.MaxFairStepsFromAnyChoice = 100;19            config.MaxStepsFromAnySend = 100;20            config.MaxFairStepsFromAnySend = 100;21            config.MaxStepsFromAnyReceive = 100;22            config.MaxFairStepsFromAnyReceive = 100;23            config.MaxStepsFromAnyWait = 100;24            config.MaxFairStepsFromAnyWait = 100;25            config.MaxStepsFromAnyWaitAny = 100;26            config.MaxFairStepsFromAnyWaitAny = 100;27            config.MaxStepsFromAnyWaitAll = 100;28            config.MaxFairStepsFromAnyWaitAll = 100;29            config.MaxStepsFromAnyDefer = 100;30            config.MaxFairStepsFromAnyDefer = 100;31            config.MaxStepsFromAnyMachineAction = 100;32            config.MaxFairStepsFromAnyMachineAction = 100;33            config.MaxStepsFromAnyMachineHalt = 100;34            config.MaxFairStepsFromAnyMachineHalt = 100;35            config.MaxStepsFromAnyMachineWait = 100;36            config.MaxFairStepsFromAnyMachineWait = 100;37            config.MaxStepsFromAnyMachineReceive = 100;38            config.MaxFairStepsFromAnyMachineReceive = 100;39            config.MaxStepsFromAnyMachineSend = 100;40            config.MaxFairStepsFromAnyMachineSend = 100;41            config.MaxStepsFromAnyMachineCreate = 100;42            config.MaxFairStepsFromAnyMachineCreate = 100;43            config.MaxStepsFromAnyMachineGoto = 100;44            config.MaxFairStepsFromAnyMachineGoto = 100;45            config.MaxStepsFromAnyMachineOnEventDo = 100;

InitOnEntry

Using AI Code Generation

1using Microsoft.Coyote.Actors;2using System;3using System.Threading.Tasks;4using Microsoft.Coyote.Actors.BugFinding.Tests;5{6    {7        public static async Task Main(string[] args)8        {9            var runtime = RuntimeFactory.Create();10            var actor = runtime.CreateActor(typeof(Request));11            await runtime.SendEventAsync(actor, new InitOnEntry());12        }13    }14}15using Microsoft.Coyote.Actors;16using System;17using System.Threading.Tasks;18using Microsoft.Coyote.Actors.BugFinding.Tests;19{20    {21        public static async Task Main(string[] args)22        {23            var runtime = RuntimeFactory.Create();24            var actor = runtime.CreateActor(typeof(Request));25            await runtime.SendEventAsync(actor, new InitOnEntry());26        }27    }28}29using Microsoft.Coyote.Actors;30using System;31using System.Threading.Tasks;32using Microsoft.Coyote.Actors.BugFinding.Tests;33{34    {35        public static async Task Main(string[] args)36        {37            var runtime = RuntimeFactory.Create();38            var actor = runtime.CreateActor(typeof(Request));39            await runtime.SendEventAsync(actor, new InitOnEntry());40        }41    }42}43using Microsoft.Coyote.Actors;44using System;45using System.Threading.Tasks;46using Microsoft.Coyote.Actors.BugFinding.Tests;47{48    {49        public static async Task Main(string[] args)50        {51            var runtime = RuntimeFactory.Create();52            var actor = runtime.CreateActor(typeof(Request));53            await runtime.SendEventAsync(actor, new InitOnEntry());54        }55    }56}57using Microsoft.Coyote.Actors;58using System;59using System.Threading.Tasks;60using Microsoft.Coyote.Actors.BugFinding.Tests;61{

InitOnEntry

Using AI Code Generation

1using Microsoft.Coyote.Actors.BugFinding.Tests;2using Microsoft.Coyote.Actors.BugFinding.Tests.Requests;3using System;4{5    {6        static void Main(string[] args)7        {8            var request = new Request();9            request.InitOnEntry();10            Console.WriteLine("Hello World!");11        }12    }13}14   at Microsoft.Coyote.Actors.ActorBase.ThrowIfNotInitialized()15   at Microsoft.Coyote.Actors.ActorBase.SendEvent(ActorId target, Event e, SendOptions options)16   at Microsoft.Coyote.Actors.ActorBase.SendEvent(ActorId target, Event e)17   at Microsoft.Coyote.Actors.ActorBase.SendEvent(Event e)18   at Microsoft.Coyote.Actors.BugFinding.Tests.Request.InitOnEntry()19   at BugFindingTests.Program.Main(String[] args) in C:\Users\shahin\source\repos\BugFindingTests\BugFindingTests\Program.cs:line 10

InitOnEntry

Using AI Code Generation

1{2    static void Main(string[] args)3    {4        var configuration = Configuration.Create();5        configuration.SchedulingStrategy = SchedulingStrategy.PCT;6        configuration.SchedulingIterations = 100;7        configuration.Verbose = 1;8        configuration.SchedulingSeed = 0;9        configuration.MaxFairSchedulingSteps = 1000;10        configuration.MaxUnfairSchedulingSteps = 1000;11        configuration.EnableCycleDetection = true;12        configuration.EnableDataRaceDetection = true;13        configuration.EnableOperationInterleavings = true;

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