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Microsoft.Coyote.Actors.BugFinding.Tests
FaultInject

How to use FaultInject class of Microsoft.Coyote.Actors.BugFinding.Tests package

Best Coyote code snippet using Microsoft.Coyote.Actors.BugFinding.Tests.FaultInject

ReplicatingStorageTests.cs

Source:ReplicatingStorageTests.cs

...31                {32                    this.Node = node;33                }34            }35            public class FaultInject : Event36            {37            }38            private class CreateFailure : Event39            {40            }41            private class LocalEvent : Event42            {43            }44            private ActorId NodeManager;45            private int NumberOfReplicas;46            private List<ActorId> AliveNodes;47            private int NumberOfFaults;48            private ActorId Client;49            private ActorId FailureTimer;50            [Start]51            [OnEntry(nameof(EntryOnInit))]52            [OnEventGotoState(typeof(LocalEvent), typeof(Configuring))]53            private class Init : State54            {55            }56            private void EntryOnInit()57            {58                this.NumberOfReplicas = 3;59                this.NumberOfFaults = 1;60                this.AliveNodes = new List<ActorId>();61                this.Monitor<LivenessMonitor>(new LivenessMonitor.ConfigureEvent(this.NumberOfReplicas));62                this.NodeManager = this.CreateActor(typeof(NodeManager));63                this.Client = this.CreateActor(typeof(Client));64                this.RaiseEvent(new LocalEvent());65            }66            [OnEntry(nameof(ConfiguringOnInit))]67            [OnEventGotoState(typeof(LocalEvent), typeof(Active))]68            [DeferEvents(typeof(FailureTimer.Timeout))]69            private class Configuring : State70            {71            }72            private void ConfiguringOnInit()73            {74                this.SendEvent(this.NodeManager, new NodeManager.ConfigureEvent(this.Id, this.NumberOfReplicas));75                this.SendEvent(this.Client, new Client.ConfigureEvent(this.NodeManager));76                this.RaiseEvent(new LocalEvent());77            }78            [OnEventDoAction(typeof(NotifyNode), nameof(UpdateAliveNodes))]79            [OnEventDoAction(typeof(FailureTimer.Timeout), nameof(InjectFault))]80            private class Active : State81            {82            }83            private void UpdateAliveNodes(Event e)84            {85                var node = (e as NotifyNode).Node;86                this.AliveNodes.Add(node);87                if (this.AliveNodes.Count == this.NumberOfReplicas &&88                    this.FailureTimer is null)89                {90                    this.FailureTimer = this.CreateActor(typeof(FailureTimer));91                    this.SendEvent(this.FailureTimer, new FailureTimer.ConfigureEvent(this.Id));92                }93            }94            private void InjectFault()95            {96                if (this.NumberOfFaults is 0 ||97                    this.AliveNodes.Count is 0)98                {99                    return;100                }101                int nodeId = this.RandomInteger(this.AliveNodes.Count);102                var node = this.AliveNodes[nodeId];103                this.SendEvent(node, new FaultInject());104                this.SendEvent(this.NodeManager, new NodeManager.NotifyFailure(node));105                this.AliveNodes.Remove(node);106                this.NumberOfFaults--;107                if (this.NumberOfFaults is 0)108                {109                    this.SendEvent(this.FailureTimer, HaltEvent.Instance);110                }111            }112        }113        private class NodeManager : StateMachine114        {115            public class ConfigureEvent : Event116            {117                public ActorId Environment;118                public int NumberOfReplicas;119                public ConfigureEvent(ActorId env, int numOfReplicas)120                    : base()121                {122                    this.Environment = env;123                    this.NumberOfReplicas = numOfReplicas;124                }125            }126            public class NotifyFailure : Event127            {128                public ActorId Node;129                public NotifyFailure(ActorId node)130                    : base()131                {132                    this.Node = node;133                }134            }135            internal class ShutDown : Event136            {137            }138            private class LocalEvent : Event139            {140            }141            private ActorId Environment;142            private List<ActorId> StorageNodes;143            private int NumberOfReplicas;144            private Dictionary<int, bool> StorageNodeMap;145            private Dictionary<int, int> DataMap;146            private ActorId RepairTimer;147            [Start]148            [OnEntry(nameof(EntryOnInit))]149            [OnEventDoAction(typeof(ConfigureEvent), nameof(SetupEvent))]150            [OnEventGotoState(typeof(LocalEvent), typeof(Active))]151            [DeferEvents(typeof(Client.Request), typeof(RepairTimer.Timeout))]152            private class Init : State153            {154            }155            private void EntryOnInit()156            {157                this.StorageNodes = new List<ActorId>();158                this.StorageNodeMap = new Dictionary<int, bool>();159                this.DataMap = new Dictionary<int, int>();160                this.RepairTimer = this.CreateActor(typeof(RepairTimer));161                this.SendEvent(this.RepairTimer, new RepairTimer.ConfigureEvent(this.Id));162            }163            private void SetupEvent(Event e)164            {165                this.Environment = (e as ConfigureEvent).Environment;166                this.NumberOfReplicas = (e as ConfigureEvent).NumberOfReplicas;167                for (int idx = 0; idx < this.NumberOfReplicas; idx++)168                {169                    this.CreateNewNode();170                }171                this.RaiseEvent(new LocalEvent());172            }173            private void CreateNewNode()174            {175                var idx = this.StorageNodes.Count;176                var node = this.CreateActor(typeof(StorageNode));177                this.StorageNodes.Add(node);178                this.StorageNodeMap.Add(idx, true);179                this.SendEvent(node, new StorageNode.ConfigureEvent(this.Environment, this.Id, idx));180            }181            [OnEventDoAction(typeof(Client.Request), nameof(ProcessClientRequest))]182            [OnEventDoAction(typeof(RepairTimer.Timeout), nameof(RepairNodes))]183            [OnEventDoAction(typeof(StorageNode.SyncReport), nameof(ProcessSyncReport))]184            [OnEventDoAction(typeof(NotifyFailure), nameof(ProcessFailure))]185            private class Active : State186            {187            }188            private void ProcessClientRequest(Event e)189            {190                var command = (e as Client.Request).Command;191                var aliveNodeIds = this.StorageNodeMap.Where(n => n.Value).Select(n => n.Key);192                foreach (var nodeId in aliveNodeIds)193                {194                    this.SendEvent(this.StorageNodes[nodeId], new StorageNode.StoreRequest(command));195                }196            }197            private void RepairNodes()198            {199                if (this.DataMap.Count is 0)200                {201                    return;202                }203                var latestData = this.DataMap.Values.Max();204                var numOfReplicas = this.DataMap.Count(kvp => kvp.Value == latestData);205                if (numOfReplicas >= this.NumberOfReplicas)206                {207                    return;208                }209                foreach (var node in this.DataMap)210                {211                    if (node.Value != latestData)212                    {213                        this.SendEvent(this.StorageNodes[node.Key], new StorageNode.SyncRequest(latestData));214                        numOfReplicas++;215                    }216                    if (numOfReplicas == this.NumberOfReplicas)217                    {218                        break;219                    }220                }221            }222            private void ProcessSyncReport(Event e)223            {224                var nodeId = (e as StorageNode.SyncReport).NodeId;225                var data = (e as StorageNode.SyncReport).Data;226                // LIVENESS BUG: can fail to ever repair again as it thinks there227                // are enough replicas. Enable to introduce a bug fix.228                // if (!this.StorageNodeMap.ContainsKey(nodeId))229                // {230                //    return;231                // }232                if (!this.DataMap.ContainsKey(nodeId))233                {234                    this.DataMap.Add(nodeId, 0);235                }236                this.DataMap[nodeId] = data;237            }238            private void ProcessFailure(Event e)239            {240                var node = (e as NotifyFailure).Node;241                var nodeId = this.StorageNodes.IndexOf(node);242                this.StorageNodeMap.Remove(nodeId);243                this.DataMap.Remove(nodeId);244                this.CreateNewNode();245            }246        }247        private class StorageNode : StateMachine248        {249            public class ConfigureEvent : Event250            {251                public ActorId Environment;252                public ActorId NodeManager;253                public int Id;254                public ConfigureEvent(ActorId env, ActorId manager, int id)255                    : base()256                {257                    this.Environment = env;258                    this.NodeManager = manager;259                    this.Id = id;260                }261            }262            public class StoreRequest : Event263            {264                public int Command;265                public StoreRequest(int cmd)266                    : base()267                {268                    this.Command = cmd;269                }270            }271            public class SyncReport : Event272            {273                public int NodeId;274                public int Data;275                public SyncReport(int id, int data)276                    : base()277                {278                    this.NodeId = id;279                    this.Data = data;280                }281            }282            public class SyncRequest : Event283            {284                public int Data;285                public SyncRequest(int data)286                    : base()287                {288                    this.Data = data;289                }290            }291            internal class ShutDown : Event292            {293            }294            private class LocalEvent : Event295            {296            }297            private ActorId Environment;298            private ActorId NodeManager;299            private int NodeId;300            private int Data;301            private ActorId SyncTimer;302            [Start]303            [OnEntry(nameof(EntryOnInit))]304            [OnEventDoAction(typeof(ConfigureEvent), nameof(SetupEvent))]305            [OnEventGotoState(typeof(LocalEvent), typeof(Active))]306            [DeferEvents(typeof(SyncTimer.Timeout))]307            private class Init : State308            {309            }310            private void EntryOnInit()311            {312                this.Data = 0;313                this.SyncTimer = this.CreateActor(typeof(SyncTimer));314                this.SendEvent(this.SyncTimer, new SyncTimer.ConfigureEvent(this.Id));315            }316            private void SetupEvent(Event e)317            {318                this.Environment = (e as ConfigureEvent).Environment;319                this.NodeManager = (e as ConfigureEvent).NodeManager;320                this.NodeId = (e as ConfigureEvent).Id;321                this.Monitor<LivenessMonitor>(new LivenessMonitor.NotifyNodeCreated(this.NodeId));322                this.SendEvent(this.Environment, new Environment.NotifyNode(this.Id));323                this.RaiseEvent(new LocalEvent());324            }325            [OnEventDoAction(typeof(StoreRequest), nameof(Store))]326            [OnEventDoAction(typeof(SyncRequest), nameof(Sync))]327            [OnEventDoAction(typeof(SyncTimer.Timeout), nameof(GenerateSyncReport))]328            [OnEventDoAction(typeof(Environment.FaultInject), nameof(Terminate))]329            private class Active : State330            {331            }332            private void Store(Event e)333            {334                var cmd = (e as StoreRequest).Command;335                this.Data += cmd;336                this.Monitor<LivenessMonitor>(new LivenessMonitor.NotifyNodeUpdate(this.NodeId, this.Data));337            }338            private void Sync(Event e)339            {340                var data = (e as SyncRequest).Data;341                this.Data = data;342                this.Monitor<LivenessMonitor>(new LivenessMonitor.NotifyNodeUpdate(this.NodeId, this.Data));...

FaultInject

Using AI Code Generation

1using Microsoft.Coyote.Actors.BugFinding.Tests;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            Console.WriteLine("Hello World!");9            FaultInject faultInject = new FaultInject();10            faultInject.FaultInjection();11        }12    }13}14using Microsoft.Coyote.Actors;15using Microsoft.Coyote.Actors.BugFinding.Tests;16using System;17using System.Threading.Tasks;18{19    {20        public async void FaultInjection()21        {22            await Task.Run(() => {23                Console.WriteLine("FaultInjection");24            });25        }26    }27}28Severity Code Description Project File Line Suppression State Error CS0246 The type or namespace name 'Microsoft' could not be found (are you missing a using directive or an assembly reference?) CoyoteTestApp C:\Users\gururaj\source\repos\CoyoteTestApp\CoyoteTestApp\2.cs 1 Active

FaultInject

Using AI Code Generation

1using Microsoft.Coyote.Actors;2using Microsoft.Coyote.Actors.Runtime;3{4    public static void Main()5    {6        FaultInject.FaultInjector = new FaultInjector();7        FaultInject.FaultInjector.Start();8        FaultInject.FaultInjector.ScheduleFaultInjection();9    }10}11using Microsoft.Coyote.Actors;12using Microsoft.Coyote.Actors.Runtime;13{14    public static void Main()15    {16        FaultInject.FaultInjector = new FaultInjector();17        FaultInject.FaultInjector.Start();18        FaultInject.FaultInjector.ScheduleFaultInjection();19    }20}21using Microsoft.Coyote.Actors;22using Microsoft.Coyote.Actors.Runtime;23{24    public static void Main()25    {26        FaultInject.FaultInjector = new FaultInjector();27        FaultInject.FaultInjector.Start();28        FaultInject.FaultInjector.ScheduleFaultInjection();29    }30}31using Microsoft.Coyote.Actors;32using Microsoft.Coyote.Actors.Runtime;33{34    public static void Main()35    {36        FaultInject.FaultInjector = new FaultInjector();37        FaultInject.FaultInjector.Start();38        FaultInject.FaultInjector.ScheduleFaultInjection();39    }40}41using Microsoft.Coyote.Actors;42using Microsoft.Coyote.Actors.Runtime;43{44    public static void Main()45    {46        FaultInject.FaultInjector = new FaultInjector();47        FaultInject.FaultInjector.Start();

FaultInject

Using AI Code Generation

1using Microsoft.Coyote.Actors.BugFinding.Tests;2{3    {4        public static void Main(string[] args)5        {6            FaultInject faultInject = new FaultInject();7            faultInject.StartFaultInjection();8            faultInject.StopFaultInjection();9        }10    }11}12using Microsoft.Coyote.Actors.BugFinding.Tests;13{14    {15        public static void Main(string[] args)16        {17            FaultInject faultInject = new FaultInject();18            for (int i = 0; i < 100; i++)19            {20                faultInject.StartFaultInjection();21                System.Threading.Thread.Sleep(5000);22                faultInject.StopFaultInjection();23            }24        }25    }26}

FaultInject

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.TaskRunners;7using Microsoft.Coyote.Actors.BugFinding.Tests.Tasks;8using Microsoft.Coyote.Actors.BugFinding.Tests.Tasks.TaskRunners;9using Microsoft.Coyote.Actors.BugFinding.Tests.Tasks.TaskRunners.Tasks;10using Microsoft.Coyote.Actors.BugFinding.Tests.Tasks.TaskRunners.Tasks.TaskRunners;11using Microsoft.Coyote.Actors.BugFinding.Tests.Tasks.TaskRunners.Tasks.TaskRunners.Tasks;12{13    {14        static void Main(string[] args)15        {16            ActorRuntime runtime = RuntimeFactory.Create();17            ActorTaskRunner taskRunner = new ActorTaskRunner();18            TaskRunner runner = new TaskRunner();19            ActorTask task = new ActorTask();20            Task t = new Task();21            FaultInject faultInject = new FaultInject();22            ActorTaskRunnerTask taskRunnerTask = new ActorTaskRunnerTask();23            TaskRunnerTask taskRunnerTask1 = new TaskRunnerTask();24            ActorTaskRunnerTaskRunner taskRunnerTaskRunner = new ActorTaskRunnerTaskRunner();25            TaskRunnerTaskRunner taskRunnerTaskRunner1 = new TaskRunnerTaskRunner();26            ActorTaskRunnerTaskRunnerTask taskRunnerTaskRunnerTask = new ActorTaskRunnerTaskRunnerTask();27            TaskRunnerTaskRunnerTask taskRunnerTaskRunnerTask1 = new TaskRunnerTaskRunnerTask();28            ActorTaskRunnerTaskRunnerTaskRunner taskRunnerTaskRunnerTaskRunner = new ActorTaskRunnerTaskRunnerTaskRunner();

FaultInject

Using AI Code Generation

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            FaultInject faultInject = new FaultInject();12            faultInject.FaultInjection();13            Console.ReadLine();14        }15    }16}

FaultInject

Using AI Code Generation

1using Microsoft.Coyote.Actors.BugFinding.Tests;2{3    {4        public static void Main()5        {6        }7    }8}9using Microsoft.Coyote.Actors.BugFinding.Tests;10{11    {12        public static void Main()13        {14        }15    }16}17using Microsoft.Coyote.Actors.BugFinding.Tests;18{19    {20        public static void Main()21        {22        }23    }24}25using Microsoft.Coyote.Actors.BugFinding.Tests;26{27    {28        public static void Main()29        {

FaultInject

Using AI Code Generation

1using System;2using Microsoft.Coyote.Actors.BugFinding.Tests;3using Microsoft.Coyote.Actors.BugFinding.Tests.Faults;4{5    {6        private static void Main(string[] args)7        {8            var config = Configuration.Create();9            config.MaxSchedulingSteps = 1000;

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