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

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

RaftTests.cs

Source:RaftTests.cs Github

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...32 }33 }34 private class ClusterManager : StateMachine35 {36 internal class NotifyLeaderUpdate : Event37 {38 public ActorId Leader;39 public int Term;40 public NotifyLeaderUpdate(ActorId leader, int term)41 : base()42 {43 this.Leader = leader;44 this.Term = term;45 }46 }47 internal class RedirectRequest : Event48 {49 public Event Request;50 public RedirectRequest(Event request)51 : base()52 {53 this.Request = request;54 }55 }56 internal class ShutDown : Event57 {58 }59 private class LocalEvent : Event60 {61 }62 private ActorId[] Servers;63 private int NumberOfServers;64 private ActorId Leader;65 private int LeaderTerm;66 private ActorId Client;67 [Start]68 [OnEntry(nameof(EntryOnInit))]69 [OnEventGotoState(typeof(LocalEvent), typeof(Configuring))]70 private class Init : State71 {72 }73 private void EntryOnInit()74 {75 this.NumberOfServers = 5;76 this.LeaderTerm = 0;77 this.Servers = new ActorId[this.NumberOfServers];78 for (int idx = 0; idx < this.NumberOfServers; idx++)79 {80 this.Servers[idx] = this.CreateActor(typeof(Server));81 }82 this.Client = this.CreateActor(typeof(Client));83 this.RaiseEvent(new LocalEvent());84 }85 [OnEntry(nameof(ConfiguringOnInit))]86 [OnEventGotoState(typeof(LocalEvent), typeof(Availability.Unavailable))]87 private class Configuring : State88 {89 }90 private void ConfiguringOnInit()91 {92 for (int idx = 0; idx < this.NumberOfServers; idx++)93 {94 this.SendEvent(this.Servers[idx], new Server.ConfigureEvent(idx, this.Servers, this.Id));95 }96 this.SendEvent(this.Client, new Client.ConfigureEvent(this.Id));97 this.RaiseEvent(new LocalEvent());98 }99 private class Availability : StateGroup100 {101 [OnEventDoAction(typeof(NotifyLeaderUpdate), nameof(BecomeAvailable))]102 [OnEventDoAction(typeof(ShutDown), nameof(ShuttingDown))]103 [OnEventGotoState(typeof(LocalEvent), typeof(Available))]104 [DeferEvents(typeof(Client.Request))]105 public class Unavailable : State106 {107 }108 [OnEventDoAction(typeof(Client.Request), nameof(SendClientRequestToLeader))]109 [OnEventDoAction(typeof(RedirectRequest), nameof(RedirectClientRequest))]110 [OnEventDoAction(typeof(NotifyLeaderUpdate), nameof(RefreshLeader))]111 [OnEventDoAction(typeof(ShutDown), nameof(ShuttingDown))]112 [OnEventGotoState(typeof(LocalEvent), typeof(Unavailable))]113 public class Available : State114 {115 }116 }117 private void BecomeAvailable(Event e)118 {119 this.UpdateLeader(e as NotifyLeaderUpdate);120 this.RaiseEvent(new LocalEvent());121 }122 private void SendClientRequestToLeader(Event e)123 {124 this.SendEvent(this.Leader, e);125 }126 private void RedirectClientRequest(Event e)127 {128 this.SendEvent(this.Id, (e as RedirectRequest).Request);129 }130 private void RefreshLeader(Event e)131 {132 this.UpdateLeader(e as NotifyLeaderUpdate);133 }134 private void ShuttingDown()135 {136 for (int idx = 0; idx < this.NumberOfServers; idx++)137 {138 this.SendEvent(this.Servers[idx], new Server.ShutDown());139 }140 this.RaiseHaltEvent();141 }142 private void UpdateLeader(NotifyLeaderUpdate request)143 {144 if (this.LeaderTerm < request.Term)145 {146 this.Leader = request.Leader;147 this.LeaderTerm = request.Term;148 }149 }150 }151 /// <summary>152 /// A server in Raft can be one of the following three roles:153 /// follower, candidate or leader.154 /// </summary>155 private class Server : StateMachine156 {157 /// <summary>158 /// Used to configure the server.159 /// </summary>160 public class ConfigureEvent : Event161 {162 public int Id;163 public ActorId[] Servers;164 public ActorId ClusterManager;165 public ConfigureEvent(int id, ActorId[] servers, ActorId manager)166 : base()167 {168 this.Id = id;169 this.Servers = servers;170 this.ClusterManager = manager;171 }172 }173 /// <summary>174 /// Initiated by candidates during elections.175 /// </summary>176 public class VoteRequest : Event177 {178 public int Term; // candidate's term179 public ActorId CandidateId; // candidate requesting vote180 public int LastLogIndex; // index of candidate's last log entry181 public int LastLogTerm; // term of candidate's last log entry182 public VoteRequest(int term, ActorId candidateId, int lastLogIndex, int lastLogTerm)183 : base()184 {185 this.Term = term;186 this.CandidateId = candidateId;187 this.LastLogIndex = lastLogIndex;188 this.LastLogTerm = lastLogTerm;189 }190 }191 /// <summary>192 /// Response to a vote request.193 /// </summary>194 public class VoteResponse : Event195 {196 public int Term; // currentTerm, for candidate to update itself197 public bool VoteGranted; // true means candidate received vote198 public VoteResponse(int term, bool voteGranted)199 : base()200 {201 this.Term = term;202 this.VoteGranted = voteGranted;203 }204 }205 /// <summary>206 /// Initiated by leaders to replicate log entries and207 /// to provide a form of heartbeat.208 /// </summary>209 public class AppendEntriesRequest : Event210 {211 public int Term; // leader's term212 public ActorId LeaderId; // so follower can redirect clients213 public int PrevLogIndex; // index of log entry immediately preceding new ones214 public int PrevLogTerm; // term of PrevLogIndex entry215 public List<Log> Entries; // log entries to store (empty for heartbeat; may send more than one for efficiency)216 public int LeaderCommit; // leader's CommitIndex217 public ActorId ReceiverEndpoint; // client218 public AppendEntriesRequest(int term, ActorId leaderId, int prevLogIndex,219 int prevLogTerm, List<Log> entries, int leaderCommit, ActorId client)220 : base()221 {222 this.Term = term;223 this.LeaderId = leaderId;224 this.PrevLogIndex = prevLogIndex;225 this.PrevLogTerm = prevLogTerm;226 this.Entries = entries;227 this.LeaderCommit = leaderCommit;228 this.ReceiverEndpoint = client;229 }230 }231 /// <summary>232 /// Response to an append entries request.233 /// </summary>234 public class AppendEntriesResponse : Event235 {236 public int Term; // current Term, for leader to update itself237 public bool Success; // true if follower contained entry matching PrevLogIndex and PrevLogTerm238 public ActorId Server;239 public ActorId ReceiverEndpoint; // client240 public AppendEntriesResponse(int term, bool success, ActorId server, ActorId client)241 : base()242 {243 this.Term = term;244 this.Success = success;245 this.Server = server;246 this.ReceiverEndpoint = client;247 }248 }249 // Events for transitioning a server between roles.250 private class BecomeFollower : Event251 {252 }253 private class BecomeCandidate : Event254 {255 }256 private class BecomeLeader : Event257 {258 }259 internal class ShutDown : Event260 {261 }262 /// <summary>263 /// The id of this server.264 /// </summary>265 private int ServerId;266 /// <summary>267 /// The cluster manager id.268 /// </summary>269 private ActorId ClusterManager;270 /// <summary>271 /// The servers.272 /// </summary>273 private ActorId[] Servers;274 /// <summary>275 /// Leader id.276 /// </summary>277 private ActorId LeaderId;278 /// <summary>279 /// The election timer of this server.280 /// </summary>281 private ActorId ElectionTimer;282 /// <summary>283 /// The periodic timer of this server.284 /// </summary>285 private ActorId PeriodicTimer;286 /// <summary>287 /// Latest term server has seen (initialized to 0 on288 /// first boot, increases monotonically).289 /// </summary>290 private int CurrentTerm;291 /// <summary>292 /// Candidate id that received vote in current term (or null if none).293 /// </summary>294 private ActorId VotedFor;295 /// <summary>296 /// Log entries.297 /// </summary>298 private List<Log> Logs;299 /// <summary>300 /// Index of highest log entry known to be committed (initialized301 /// to 0, increases monotonically).302 /// </summary>303 private int CommitIndex;304 /// <summary>305 /// Index of the highest log entry applied (initialized to 0, increases monotonically).306 /// </summary>307 private int LastApplied;308 /// <summary>309 /// For each server, index of the next log entry to send to that310 /// server (initialized to leader last log index + 1).311 /// </summary>312 private Dictionary<ActorId, int> NextIndex;313 /// <summary>314 /// For each server, index of highest log entry known to be replicated315 /// on server (initialized to 0, increases monotonically).316 /// </summary>317 private Dictionary<ActorId, int> MatchIndex;318 /// <summary>319 /// Number of received votes.320 /// </summary>321 private int VotesReceived;322 /// <summary>323 /// The latest client request.324 /// </summary>325 private Client.Request LastClientRequest;326 [Start]327 [OnEntry(nameof(EntryOnInit))]328 [OnEventDoAction(typeof(ConfigureEvent), nameof(SetupEvent))]329 [OnEventGotoState(typeof(BecomeFollower), typeof(Follower))]330 [DeferEvents(typeof(VoteRequest), typeof(AppendEntriesRequest))]331 private class Init : State332 {333 }334 private void EntryOnInit()335 {336 this.CurrentTerm = 0;337 this.LeaderId = null;338 this.VotedFor = null;339 this.Logs = new List<Log>();340 this.CommitIndex = 0;341 this.LastApplied = 0;342 this.NextIndex = new Dictionary<ActorId, int>();343 this.MatchIndex = new Dictionary<ActorId, int>();344 }345 private void SetupEvent(Event e)346 {347 this.ServerId = (e as ConfigureEvent).Id;348 this.Servers = (e as ConfigureEvent).Servers;349 this.ClusterManager = (e as ConfigureEvent).ClusterManager;350 this.ElectionTimer = this.CreateActor(typeof(ElectionTimer));351 this.SendEvent(this.ElectionTimer, new ElectionTimer.ConfigureEvent(this.Id));352 this.PeriodicTimer = this.CreateActor(typeof(PeriodicTimer));353 this.SendEvent(this.PeriodicTimer, new PeriodicTimer.ConfigureEvent(this.Id));354 this.RaiseEvent(new BecomeFollower());355 }356 [OnEntry(nameof(FollowerOnInit))]357 [OnEventDoAction(typeof(Client.Request), nameof(RedirectClientRequest))]358 [OnEventDoAction(typeof(VoteRequest), nameof(VoteAsFollower))]359 [OnEventDoAction(typeof(VoteResponse), nameof(RespondVoteAsFollower))]360 [OnEventDoAction(typeof(AppendEntriesRequest), nameof(AppendEntriesAsFollower))]361 [OnEventDoAction(typeof(AppendEntriesResponse), nameof(RespondAppendEntriesAsFollower))]362 [OnEventDoAction(typeof(ElectionTimer.Timeout), nameof(StartLeaderElection))]363 [OnEventDoAction(typeof(ShutDown), nameof(ShuttingDown))]364 [OnEventGotoState(typeof(BecomeFollower), typeof(Follower))]365 [OnEventGotoState(typeof(BecomeCandidate), typeof(Candidate))]366 [IgnoreEvents(typeof(PeriodicTimer.Timeout))]367 private class Follower : State368 {369 }370 private void FollowerOnInit()371 {372 this.LeaderId = null;373 this.VotesReceived = 0;374 this.SendEvent(this.ElectionTimer, new ElectionTimer.StartTimerEvent());375 }376 private void RedirectClientRequest(Event e)377 {378 if (this.LeaderId != null)379 {380 this.SendEvent(this.LeaderId, e);381 }382 else383 {384 this.SendEvent(this.ClusterManager, new ClusterManager.RedirectRequest(e));385 }386 }387 private void StartLeaderElection()388 {389 this.RaiseEvent(new BecomeCandidate());390 }391 private void VoteAsFollower(Event e)392 {393 var request = e as VoteRequest;394 if (request.Term > this.CurrentTerm)395 {396 this.CurrentTerm = request.Term;397 this.VotedFor = null;398 }399 this.Vote(e as VoteRequest);400 }401 private void RespondVoteAsFollower(Event e)402 {403 var request = e as VoteResponse;404 if (request.Term > this.CurrentTerm)405 {406 this.CurrentTerm = request.Term;407 this.VotedFor = null;408 }409 }410 private void AppendEntriesAsFollower(Event e)411 {412 var request = e as AppendEntriesRequest;413 if (request.Term > this.CurrentTerm)414 {415 this.CurrentTerm = request.Term;416 this.VotedFor = null;417 }418 this.AppendEntries(e as AppendEntriesRequest);419 }420 private void RespondAppendEntriesAsFollower(Event e)421 {422 var request = e as AppendEntriesResponse;423 if (request.Term > this.CurrentTerm)424 {425 this.CurrentTerm = request.Term;426 this.VotedFor = null;427 }428 }429 [OnEntry(nameof(CandidateOnInit))]430 [OnEventDoAction(typeof(Client.Request), nameof(RedirectClientRequest))]431 [OnEventDoAction(typeof(VoteRequest), nameof(VoteAsCandidate))]432 [OnEventDoAction(typeof(VoteResponse), nameof(RespondVoteAsCandidate))]433 [OnEventDoAction(typeof(AppendEntriesRequest), nameof(AppendEntriesAsCandidate))]434 [OnEventDoAction(typeof(AppendEntriesResponse), nameof(RespondAppendEntriesAsCandidate))]435 [OnEventDoAction(typeof(ElectionTimer.Timeout), nameof(StartLeaderElection))]436 [OnEventDoAction(typeof(PeriodicTimer.Timeout), nameof(BroadcastVoteRequests))]437 [OnEventDoAction(typeof(ShutDown), nameof(ShuttingDown))]438 [OnEventGotoState(typeof(BecomeLeader), typeof(Leader))]439 [OnEventGotoState(typeof(BecomeFollower), typeof(Follower))]440 [OnEventGotoState(typeof(BecomeCandidate), typeof(Candidate))]441 private class Candidate : State442 {443 }444 private void CandidateOnInit()445 {446 this.CurrentTerm++;447 this.VotedFor = this.Id;448 this.VotesReceived = 1;449 this.SendEvent(this.ElectionTimer, new ElectionTimer.StartTimerEvent());450 this.BroadcastVoteRequests();451 }452 private void BroadcastVoteRequests()453 {454 // BUG: duplicate votes from same follower455 this.SendEvent(this.PeriodicTimer, new PeriodicTimer.StartTimerEvent());456 for (int idx = 0; idx < this.Servers.Length; idx++)457 {458 if (idx == this.ServerId)459 {460 continue;461 }462 var lastLogIndex = this.Logs.Count;463 var lastLogTerm = this.GetLogTermForIndex(lastLogIndex);464 this.SendEvent(this.Servers[idx], new VoteRequest(this.CurrentTerm, this.Id,465 lastLogIndex, lastLogTerm));466 }467 }468 private void VoteAsCandidate(Event e)469 {470 var request = e as VoteRequest;471 if (request.Term > this.CurrentTerm)472 {473 this.CurrentTerm = request.Term;474 this.VotedFor = null;475 this.Vote(e as VoteRequest);476 this.RaiseEvent(new BecomeFollower());477 }478 else479 {480 this.Vote(e as VoteRequest);481 }482 }483 private void RespondVoteAsCandidate(Event e)484 {485 var request = e as VoteResponse;486 if (request.Term > this.CurrentTerm)487 {488 this.CurrentTerm = request.Term;489 this.VotedFor = null;490 this.RaiseEvent(new BecomeFollower());491 }492 else if (request.Term != this.CurrentTerm)493 {494 return;495 }496 if (request.VoteGranted)497 {498 this.VotesReceived++;499 if (this.VotesReceived >= (this.Servers.Length / 2) + 1)500 {501 this.VotesReceived = 0;502 this.RaiseEvent(new BecomeLeader());503 }504 }505 }506 private void AppendEntriesAsCandidate(Event e)507 {508 var request = e as AppendEntriesRequest;509 if (request.Term > this.CurrentTerm)510 {511 this.CurrentTerm = request.Term;512 this.VotedFor = null;513 this.AppendEntries(e as AppendEntriesRequest);514 this.RaiseEvent(new BecomeFollower());515 }516 else517 {518 this.AppendEntries(e as AppendEntriesRequest);519 }520 }521 private void RespondAppendEntriesAsCandidate(Event e)522 {523 var request = e as AppendEntriesResponse;524 if (request.Term > this.CurrentTerm)525 {526 this.CurrentTerm = request.Term;527 this.VotedFor = null;528 this.RaiseEvent(new BecomeFollower());529 }530 }531 [OnEntry(nameof(LeaderOnInit))]532 [OnEventDoAction(typeof(Client.Request), nameof(ProcessClientRequest))]533 [OnEventDoAction(typeof(VoteRequest), nameof(VoteAsLeader))]534 [OnEventDoAction(typeof(VoteResponse), nameof(RespondVoteAsLeader))]535 [OnEventDoAction(typeof(AppendEntriesRequest), nameof(AppendEntriesAsLeader))]536 [OnEventDoAction(typeof(AppendEntriesResponse), nameof(RespondAppendEntriesAsLeader))]537 [OnEventDoAction(typeof(ShutDown), nameof(ShuttingDown))]538 [OnEventGotoState(typeof(BecomeFollower), typeof(Follower))]539 [IgnoreEvents(typeof(ElectionTimer.Timeout), typeof(PeriodicTimer.Timeout))]540 private class Leader : State541 {542 }543 private void LeaderOnInit()544 {545 this.Monitor<SafetyMonitor>(new SafetyMonitor.NotifyLeaderElected(this.CurrentTerm));546 this.SendEvent(this.ClusterManager, new ClusterManager.NotifyLeaderUpdate(this.Id, this.CurrentTerm));547 var logIndex = this.Logs.Count;548 var logTerm = this.GetLogTermForIndex(logIndex);549 this.NextIndex.Clear();550 this.MatchIndex.Clear();551 for (int idx = 0; idx < this.Servers.Length; idx++)552 {553 if (idx == this.ServerId)554 {555 continue;556 }557 this.NextIndex.Add(this.Servers[idx], logIndex + 1);558 this.MatchIndex.Add(this.Servers[idx], 0);559 }560 for (int idx = 0; idx < this.Servers.Length; idx++)...

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NotifyLeaderUpdate

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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.Mocks;7using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.SystemActors;8using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.SystemActors.Mocks;9using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.SystemActors.Mocks.MockActors;10using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.SystemActors.Mocks.MockActors.MockActors;11using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.SystemActors.Mocks.MockActors.MockActors.MockActors;12using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.SystemActors.Mocks.MockActors.MockActors.MockActors.MockActors;13using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.SystemActors.Mocks.MockActors.MockActors.MockActors.MockActors.MockActors;14using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.SystemActors.Mocks.MockActors.MockActors.MockActors.MockActors.MockActors.MockActors;15using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.SystemActors.Mocks.MockActors.MockActors.MockActors.MockActors.MockActors.MockActors.MockActors;16using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.SystemActors.Mocks.MockActors.MockActors.MockActors.MockActors.MockActors.MockActors.MockActors.MockActors;17using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.SystemActors.Mocks.MockActors.MockActors.MockActors.MockActors.MockActors.MockActors.MockActors.MockActors.MockActors;18using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.SystemActors.Mocks.MockActors.MockActors.MockActors.MockActors.MockActors.MockActors.MockActors.MockActors.MockActors.MockActors;

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NotifyLeaderUpdate

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1using Microsoft.Coyote.Actors.BugFinding.Tests;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8 {9 static void Main(string[] args)10 {11 var config = Configuration.Create();12 config.MaxSchedulingSteps = 100;13 config.MaxFairSchedulingSteps = 100;14 config.TestingIterations = 100;15 config.SchedulingIterations = 100;16 config.RandomSchedulingSeed = 1;17 Microsoft.Coyote.TestingServices.SchedulingPolicy policy = new Microsoft.Coyote.TestingServices.RandomPolicy();18 Microsoft.Coyote.TestingServices.SchedulingPolicy fairPolicy = new Microsoft.Coyote.TestingServices.RandomFairPolicy();19 TestingEngine engine = TestingEngine.Create(config, policy, fairPolicy);20 engine.Run();21 }22 }23}

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1using Microsoft.Coyote.Actors.BugFinding.Tests;2using System;3using System.Threading.Tasks;4using Microsoft.Coyote;5using Microsoft.Coyote.Actors;6using Microsoft.Coyote.Actors.BugFinding;7using Microsoft.Coyote.Actors.BugFinding.Tests;8using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks;9using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.MockActors;10using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.MockEvents;11using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.MockHandlers;12using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.MockImplementations;13using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.MockImplementations.MockTasks;14using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.MockImplementations.MockTimers;15using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.MockImplementations.MockTimers.MockTimers;16using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.MockImplementations.MockTasks.MockTasks;17using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.MockImplementations.MockTasks.MockTasks.MockTasks;18using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.MockImplementations.MockTasks.MockTasks.MockTasks.MockTasks;19using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.MockImplementations.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks;20using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.MockImplementations.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks;21using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.MockImplementations.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks;22using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.MockImplementations.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks;23using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.MockImplementations.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks;24using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.MockImplementations.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks.MockTasks;

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NotifyLeaderUpdate

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1using System;2using System.Threading.Tasks;3using Microsoft.Coyote;4using Microsoft.Coyote.Actors;5using Microsoft.Coyote.Actors.BugFinding.Tests;6{7 {8 static async Task Main(string[] args)9 {10 var config = Configuration.Create();11 config.MaxSchedulingSteps = 10000;12 config.SchedulingIterations = 1000;13 config.SchedulingStrategy = SchedulingStrategy.DFS;14 config.Verbose = 1;15 config.ThrowOnFailure = false;16 config.TestingEngineTraceLevel = 0;17 config.EnableCycleDetection = true;

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NotifyLeaderUpdate

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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 NotifyLeaderUpdate n = new NotifyLeaderUpdate();12 }13 }14}

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1using Microsoft.Coyote.Actors.BugFinding.Tests;2{3 {4 public int LeaderId;5 public NotifyLeaderUpdate(int leaderId)6 {7 this.LeaderId = leaderId;8 }9 }10}11using Microsoft.Coyote.Actors.BugFinding.Tests;12{13 {14 public int LeaderId;15 public NotifyLeaderUpdate(int leaderId)16 {17 this.LeaderId = leaderId;18 }19 }20}21using Microsoft.Coyote.Actors.BugFinding.Tests;22{23 {24 public int LeaderId;25 public NotifyLeaderUpdate(int leaderId)26 {27 this.LeaderId = leaderId;28 }29 }30}31using Microsoft.Coyote.Actors.BugFinding.Tests;32{33 {34 public int LeaderId;35 public NotifyLeaderUpdate(int leaderId)36 {37 this.LeaderId = leaderId;38 }39 }40}41using Microsoft.Coyote.Actors.BugFinding.Tests;42{43 {44 public int LeaderId;45 public NotifyLeaderUpdate(int leaderId)46 {47 this.LeaderId = leaderId;48 }49 }50}51using Microsoft.Coyote.Actors.BugFinding.Tests;

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1using Microsoft.Coyote.Actors.BugFinding.Tests;2using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks;3using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.Mocks;4using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.Mocks.Mocks;5using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.Mocks.Mocks.Mocks;6using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.Mocks.Mocks.Mocks.Mocks;7using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks;8using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks;9using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks;10using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks;11using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks;12using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks;13using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks;14using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks;15using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks;16using Microsoft.Coyote.Actors.BugFinding.Tests.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks.Mocks;

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NotifyLeaderUpdate

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1{2 public static void Main(string[] args)3 {4 var configuration = Configuration.Create();5 configuration.SchedulingIterations = 100;6 configuration.SchedulingStrategy = SchedulingStrategy.DFS;7 configuration.SchedulingIterations = 100;8 configuration.SchedulingIterations = 100;9 configuration.SchedulingIterations = 100;10 configuration.SchedulingIterations = 100;11 var runtime = RuntimeFactory.Create(configuration);12 runtime.RegisterMonitor(typeof(NotifyLeaderUpdate));13 runtime.CreateActor(typeof(LeaderElection));14 runtime.Wait();15 }16}17{18 [OnEventDoAction(typeof(StartEvent), nameof(Setup))]19 [OnEventDoAction(typeof(LeaderUpdateEvent), nameof(OnLeaderUpdate))]20 {21 }22 private void Setup()23 {24 this.SendEvent(this.Id, new LeaderUpdateEvent());25 }26 private void OnLeaderUpdate()27 {28 this.SendEvent(this.Id, new LeaderUpdateEvent());29 }30}31{32}33{34}35{36 [OnEventGotoState(typeof(LeaderUpdateEvent), typeof(LeaderUpdate))]37 {38 }39 {40 }41}

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NotifyLeaderUpdate

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1using Microsoft.Coyote.Actors.BugFinding.Tests;2using Microsoft.Coyote.Actors;3using System;4using System.IO;5{6 {7 private static TextWriter Output = Console.Out;8 [OnEntry(nameof(InitOnEntry))]9 [OnEventDoAction(typeof(UnitEvent), nameof(HandleUnitEvent))]10 {11 }12 private void InitOnEntry()13 {14 this.SendEvent(this.Id, new UnitEvent());15 }16 private void HandleUnitEvent()17 {18 Output.WriteLine("Hello world!");19 }20 }21 {22 static void Main(string[] args)23 {24 var configuration = Configuration.Create().WithTestingIterations(1);25 var runtime = TestingEngineFactory.CreateBugFindingRuntime(configuration);26 runtime.CreateActor(typeof(MyActor));27 runtime.Run();28 }29 }30}31Error: The type or namespace name 'BugFinding' does not exist in the namespace 'Microsoft.Coyote.Actors' (are you missing an assembly reference?)

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Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.

LambdaTest Learning Hubs:

YouTube

You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.

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