How to use ResponseToUpdate method of Microsoft.Coyote.Actors.BugFinding.Tests.ForwardUpdate class

Best Coyote code snippet using Microsoft.Coyote.Actors.BugFinding.Tests.ForwardUpdate.ResponseToUpdate

ChainReplicationTests.cs

Source:ChainReplicationTests.cs Github

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...520 {521 this.Value = val;522 }523 }524 internal class ResponseToUpdate : Event525 {526 }527 private class Local : Event528 {529 }530 private int ServerId;531 private bool IsHead;532 private bool IsTail;533 private ActorId Predecessor;534 private ActorId Successor;535 private Dictionary<int, int> KeyValueStore;536 private List<int> History;537 private List<SentLog> SentHistory;538 private int NextSeqId;539 [Start]540 [OnEntry(nameof(InitOnEntry))]541 [OnEventGotoState(typeof(Local), typeof(WaitForRequest))]542 [OnEventDoAction(typeof(PredSucc), nameof(SetupPredSucc))]543 [DeferEvents(typeof(Client.Update), typeof(Client.Query),544 typeof(BackwardAck), typeof(ForwardUpdate))]545 private class Init : State546 {547 }548 private void InitOnEntry(Event e)549 {550 this.ServerId = (e as SetupEvent).Id;551 this.IsHead = (e as SetupEvent).IsHead;552 this.IsTail = (e as SetupEvent).IsTail;553 this.KeyValueStore = new Dictionary<int, int>();554 this.History = new List<int>();555 this.SentHistory = new List<SentLog>();556 this.NextSeqId = 0;557 }558 private void SetupPredSucc(Event e)559 {560 this.Predecessor = (e as PredSucc).Predecessor;561 this.Successor = (e as PredSucc).Successor;562 this.RaiseEvent(new Local());563 }564 [OnEventGotoState(typeof(Client.Update), typeof(ProcessUpdate), nameof(ProcessUpdateAction))]565 [OnEventGotoState(typeof(ForwardUpdate), typeof(ProcessFwdUpdate))]566 [OnEventGotoState(typeof(BackwardAck), typeof(ProcessBckAck))]567 [OnEventDoAction(typeof(Client.Query), nameof(ProcessQueryAction))]568 [OnEventDoAction(typeof(NewPredecessor), nameof(UpdatePredecessor))]569 [OnEventDoAction(typeof(NewSuccessor), nameof(UpdateSuccessor))]570 [OnEventDoAction(typeof(ChainReplicationMaster.BecomeHead), nameof(ProcessBecomeHead))]571 [OnEventDoAction(typeof(ChainReplicationMaster.BecomeTail), nameof(ProcessBecomeTail))]572 [OnEventDoAction(typeof(FailureDetector.Ping), nameof(SendPong))]573 private class WaitForRequest : State574 {575 }576 private void ProcessUpdateAction()577 {578 this.NextSeqId++;579 this.Assert(this.IsHead, "Server {0} is not head", this.ServerId);580 }581 private void ProcessQueryAction(Event e)582 {583 var client = (e as Client.Query).Client;584 var key = (e as Client.Query).Key;585 this.Assert(this.IsTail, "Server {0} is not tail", this.Id);586 if (this.KeyValueStore.ContainsKey(key))587 {588 this.Monitor<ServerResponseSeqMonitor>(new ServerResponseSeqMonitor.ResponseToQuery(589 this.Id, key, this.KeyValueStore[key]));590 this.SendEvent(client, new ResponseToQuery(this.KeyValueStore[key]));591 }592 else593 {594 this.SendEvent(client, new ResponseToQuery(-1));595 }596 }597 private void ProcessBecomeHead(Event e)598 {599 this.IsHead = true;600 this.Predecessor = this.Id;601 var target = (e as ChainReplicationMaster.BecomeHead).Target;602 this.SendEvent(target, new ChainReplicationMaster.HeadChanged());603 }604 private void ProcessBecomeTail(Event e)605 {606 this.IsTail = true;607 this.Successor = this.Id;608 for (int i = 0; i < this.SentHistory.Count; i++)609 {610 this.Monitor<ServerResponseSeqMonitor>(new ServerResponseSeqMonitor.ResponseToUpdate(611 this.Id, this.SentHistory[i].Key, this.SentHistory[i].Value));612 this.SendEvent(this.SentHistory[i].Client, new ResponseToUpdate());613 this.SendEvent(this.Predecessor, new BackwardAck(this.SentHistory[i].NextSeqId));614 }615 var target = (e as ChainReplicationMaster.BecomeTail).Target;616 this.SendEvent(target, new ChainReplicationMaster.TailChanged());617 }618 private void SendPong(Event e)619 {620 var target = (e as FailureDetector.Ping).Target;621 this.SendEvent(target, new FailureDetector.Pong());622 }623 private void UpdatePredecessor(Event e)624 {625 var main = (e as NewPredecessor).Main;626 this.Predecessor = (e as NewPredecessor).Predecessor;627 if (this.History.Count > 0)628 {629 if (this.SentHistory.Count > 0)630 {631 this.SendEvent(main, new NewSuccInfo(632 this.History[this.History.Count - 1],633 this.SentHistory[0].NextSeqId));634 }635 else636 {637 this.SendEvent(main, new NewSuccInfo(638 this.History[this.History.Count - 1],639 this.History[this.History.Count - 1]));640 }641 }642 }643 private void UpdateSuccessor(Event e)644 {645 var main = (e as NewSuccessor).Main;646 this.Successor = (e as NewSuccessor).Successor;647 var lastUpdateReceivedSucc = (e as NewSuccessor).LastUpdateReceivedSucc;648 var lastAckSent = (e as NewSuccessor).LastAckSent;649 if (this.SentHistory.Count > 0)650 {651 for (int i = 0; i < this.SentHistory.Count; i++)652 {653 if (this.SentHistory[i].NextSeqId > lastUpdateReceivedSucc)654 {655 this.SendEvent(this.Successor, new ForwardUpdate(this.Id, this.SentHistory[i].NextSeqId,656 this.SentHistory[i].Client, this.SentHistory[i].Key, this.SentHistory[i].Value));657 }658 }659 int tempIndex = -1;660 for (int i = this.SentHistory.Count - 1; i >= 0; i--)661 {662 if (this.SentHistory[i].NextSeqId == lastAckSent)663 {664 tempIndex = i;665 }666 }667 for (int i = 0; i < tempIndex; i++)668 {669 this.SendEvent(this.Predecessor, new BackwardAck(this.SentHistory[0].NextSeqId));670 this.SentHistory.RemoveAt(0);671 }672 }673 this.SendEvent(main, new ChainReplicationMaster.Success());674 }675 [OnEntry(nameof(ProcessUpdateOnEntry))]676 [OnEventGotoState(typeof(Local), typeof(WaitForRequest))]677 private class ProcessUpdate : State678 {679 }680 private void ProcessUpdateOnEntry(Event e)681 {682 var client = (e as Client.Update).Client;683 var key = (e as Client.Update).Key;684 var value = (e as Client.Update).Value;685 if (this.KeyValueStore.ContainsKey(key))686 {687 this.KeyValueStore[key] = value;688 }689 else690 {691 this.KeyValueStore.Add(key, value);692 }693 this.History.Add(this.NextSeqId);694 this.Monitor<InvariantMonitor>(695 new InvariantMonitor.HistoryUpdate(this.Id, new List<int>(this.History)));696 this.SentHistory.Add(new SentLog(this.NextSeqId, client, key, value));697 this.Monitor<InvariantMonitor>(698 new InvariantMonitor.SentUpdate(this.Id, new List<SentLog>(this.SentHistory)));699 this.SendEvent(this.Successor, new ForwardUpdate(this.Id, this.NextSeqId, client, key, value));700 this.RaiseEvent(new Local());701 }702 [OnEntry(nameof(ProcessFwdUpdateOnEntry))]703 [OnEventGotoState(typeof(Local), typeof(WaitForRequest))]704 private class ProcessFwdUpdate : State705 {706 }707 private void ProcessFwdUpdateOnEntry(Event e)708 {709 var pred = (e as ForwardUpdate).Predecessor;710 var nextSeqId = (e as ForwardUpdate).NextSeqId;711 var client = (e as ForwardUpdate).Client;712 var key = (e as ForwardUpdate).Key;713 var value = (e as ForwardUpdate).Value;714 if (pred.Equals(this.Predecessor))715 {716 this.NextSeqId = nextSeqId;717 if (this.KeyValueStore.ContainsKey(key))718 {719 this.KeyValueStore[key] = value;720 }721 else722 {723 this.KeyValueStore.Add(key, value);724 }725 if (!this.IsTail)726 {727 this.History.Add(nextSeqId);728 this.Monitor<InvariantMonitor>(729 new InvariantMonitor.HistoryUpdate(this.Id, new List<int>(this.History)));730 this.SentHistory.Add(new SentLog(this.NextSeqId, client, key, value));731 this.Monitor<InvariantMonitor>(732 new InvariantMonitor.SentUpdate(this.Id, new List<SentLog>(this.SentHistory)));733 this.SendEvent(this.Successor, new ForwardUpdate(this.Id, this.NextSeqId, client, key, value));734 }735 else736 {737 if (!this.IsHead)738 {739 this.History.Add(nextSeqId);740 }741 this.Monitor<ServerResponseSeqMonitor>(new ServerResponseSeqMonitor.ResponseToUpdate(742 this.Id, key, value));743 this.SendEvent(client, new ResponseToUpdate());744 this.SendEvent(this.Predecessor, new BackwardAck(nextSeqId));745 }746 }747 this.RaiseEvent(new Local());748 }749 [OnEntry(nameof(ProcessBckAckOnEntry))]750 [OnEventGotoState(typeof(Local), typeof(WaitForRequest))]751 private class ProcessBckAck : State752 {753 }754 private void ProcessBckAckOnEntry(Event e)755 {756 var nextSeqId = (e as BackwardAck).NextSeqId;757 this.RemoveItemFromSent(nextSeqId);758 if (!this.IsHead)759 {760 this.SendEvent(this.Predecessor, new BackwardAck(nextSeqId));761 }762 this.RaiseEvent(new Local());763 }764 private void RemoveItemFromSent(int seqId)765 {766 int removeIdx = -1;767 for (int i = this.SentHistory.Count - 1; i >= 0; i--)768 {769 if (seqId == this.SentHistory[i].NextSeqId)770 {771 removeIdx = i;772 }773 }774 if (removeIdx != -1)775 {776 this.SentHistory.RemoveAt(removeIdx);777 }778 }779 }780 private class Client : StateMachine781 {782 internal class SetupEvent : Event783 {784 public int Id;785 public ActorId HeadNode;786 public ActorId TailNode;787 public int Value;788 public SetupEvent(int id, ActorId head, ActorId tail, int val)789 : base()790 {791 this.Id = id;792 this.HeadNode = head;793 this.TailNode = tail;794 this.Value = val;795 }796 }797 internal class UpdateHeadTail : Event798 {799 public ActorId Head;800 public ActorId Tail;801 public UpdateHeadTail(ActorId head, ActorId tail)802 : base()803 {804 this.Head = head;805 this.Tail = tail;806 }807 }808 internal class Update : Event809 {810 public ActorId Client;811 public int Key;812 public int Value;813 public Update(ActorId client, int key, int value)814 : base()815 {816 this.Client = client;817 this.Key = key;818 this.Value = value;819 }820 }821 internal class Query : Event822 {823 public ActorId Client;824 public int Key;825 public Query(ActorId client, int key)826 : base()827 {828 this.Client = client;829 this.Key = key;830 }831 }832 private class Local : Event833 {834 }835 private class Done : Event836 {837 }838 private ActorId HeadNode;839 private ActorId TailNode;840 private int StartIn;841 private int Next;842 private Dictionary<int, int> KeyValueStore;843 [Start]844 [OnEntry(nameof(InitOnEntry))]845 [OnEventGotoState(typeof(Local), typeof(PumpUpdateRequests))]846 private class Init : State847 {848 }849 private void InitOnEntry(Event e)850 {851 this.HeadNode = (e as SetupEvent).HeadNode;852 this.TailNode = (e as SetupEvent).TailNode;853 this.StartIn = (e as SetupEvent).Value;854 this.Next = 1;855 this.KeyValueStore = new Dictionary<int, int>856 {857 { 1 * this.StartIn, 100 },858 { 2 * this.StartIn, 200 },859 { 3 * this.StartIn, 300 },860 { 4 * this.StartIn, 400 }861 };862 this.RaiseEvent(new Local());863 }864 [OnEntry(nameof(PumpUpdateRequestsOnEntry))]865 [OnEventGotoState(typeof(Local), typeof(PumpUpdateRequests), nameof(PumpRequestsLocalAction))]866 [OnEventGotoState(typeof(Done), typeof(PumpQueryRequests), nameof(PumpRequestsDoneAction))]867 [IgnoreEvents(typeof(ChainReplicationServer.ResponseToUpdate), typeof(ChainReplicationServer.ResponseToQuery))]868 private class PumpUpdateRequests : State869 {870 }871 private void PumpUpdateRequestsOnEntry()872 {873 this.SendEvent(this.HeadNode, new Update(this.Id, this.Next * this.StartIn,874 this.KeyValueStore[this.Next * this.StartIn]));875 if (this.Next >= 3)876 {877 this.RaiseEvent(new Done());878 }879 else880 {881 this.RaiseEvent(new Local());882 }883 }884 [OnEntry(nameof(PumpQueryRequestsOnEntry))]885 [OnEventGotoState(typeof(Local), typeof(PumpQueryRequests), nameof(PumpRequestsLocalAction))]886 [IgnoreEvents(typeof(ChainReplicationServer.ResponseToUpdate), typeof(ChainReplicationServer.ResponseToQuery))]887 private class PumpQueryRequests : State888 {889 }890 private void PumpQueryRequestsOnEntry()891 {892 this.SendEvent(this.TailNode, new Query(this.Id, this.Next * this.StartIn));893 if (this.Next >= 3)894 {895 this.RaiseHaltEvent();896 }897 else898 {899 this.RaiseEvent(new Local());900 }901 }902 private void PumpRequestsLocalAction()903 {904 this.Next++;905 }906 private void PumpRequestsDoneAction()907 {908 this.Next = 1;909 }910 }911 private class InvariantMonitor : Monitor912 {913 internal class SetupEvent : Event914 {915 public List<ActorId> Servers;916 public SetupEvent(List<ActorId> servers)917 : base()918 {919 this.Servers = servers;920 }921 }922 internal class UpdateServers : Event923 {924 public List<ActorId> Servers;925 public UpdateServers(List<ActorId> servers)926 : base()927 {928 this.Servers = servers;929 }930 }931 internal class HistoryUpdate : Event932 {933 public ActorId Server;934 public List<int> History;935 public HistoryUpdate(ActorId server, List<int> history)936 : base()937 {938 this.Server = server;939 this.History = history;940 }941 }942 internal class SentUpdate : Event943 {944 public ActorId Server;945 public List<SentLog> SentHistory;946 public SentUpdate(ActorId server, List<SentLog> sentHistory)947 : base()948 {949 this.Server = server;950 this.SentHistory = sentHistory;951 }952 }953 private class Local : Event954 {955 }956 private List<ActorId> Servers;957 private Dictionary<ActorId, List<int>> History;958 private Dictionary<ActorId, List<int>> SentHistory;959 private List<int> TempSeq;960 private ActorId Next;961 private ActorId Prev;962 [Start]963 [OnEventGotoState(typeof(Local), typeof(WaitForUpdateMessage))]964 [OnEventDoAction(typeof(SetupEvent), nameof(Setup))]965 private class Init : State966 {967 }968 private void Setup(Event e)969 {970 this.Servers = (e as SetupEvent).Servers;971 this.History = new Dictionary<ActorId, List<int>>();972 this.SentHistory = new Dictionary<ActorId, List<int>>();973 this.TempSeq = new List<int>();974 this.RaiseEvent(new Local());975 }976 [OnEventDoAction(typeof(HistoryUpdate), nameof(CheckUpdatePropagationInvariant))]977 [OnEventDoAction(typeof(SentUpdate), nameof(CheckInprocessRequestsInvariant))]978 [OnEventDoAction(typeof(UpdateServers), nameof(ProcessUpdateServers))]979 private class WaitForUpdateMessage : State980 {981 }982 private void CheckUpdatePropagationInvariant(Event e)983 {984 var server = (e as HistoryUpdate).Server;985 var history = (e as HistoryUpdate).History;986 this.IsSorted(history);987 if (this.History.ContainsKey(server))988 {989 this.History[server] = history;990 }991 else992 {993 this.History.Add(server, history);994 }995 // HIST(i+1) <= HIST(i)996 this.GetNext(server);997 if (this.Next != null && this.History.ContainsKey(this.Next))998 {999 this.CheckLessOrEqualThan(this.History[this.Next], this.History[server]);1000 }1001 // HIST(i) <= HIST(i-1)1002 this.GetPrev(server);1003 if (this.Prev != null && this.History.ContainsKey(this.Prev))1004 {1005 this.CheckLessOrEqualThan(this.History[server], this.History[this.Prev]);1006 }1007 }1008 private void CheckInprocessRequestsInvariant(Event e)1009 {1010 this.ClearTempSeq();1011 var server = (e as SentUpdate).Server;1012 var sentHistory = (e as SentUpdate).SentHistory;1013 this.ExtractSeqId(sentHistory);1014 if (this.SentHistory.ContainsKey(server))1015 {1016 this.SentHistory[server] = this.TempSeq;1017 }1018 else1019 {1020 this.SentHistory.Add(server, this.TempSeq);1021 }1022 this.ClearTempSeq();1023 // HIST(i) == HIST(i+1) + SENT(i)1024 this.GetNext(server);1025 if (this.Next != null && this.History.ContainsKey(this.Next))1026 {1027 this.MergeSeq(this.History[this.Next], this.SentHistory[server]);1028 this.CheckEqual(this.History[server], this.TempSeq);1029 }1030 this.ClearTempSeq();1031 // HIST(i-1) == HIST(i) + SENT(i-1)1032 this.GetPrev(server);1033 if (this.Prev != null && this.History.ContainsKey(this.Prev))1034 {1035 this.MergeSeq(this.History[server], this.SentHistory[this.Prev]);1036 this.CheckEqual(this.History[this.Prev], this.TempSeq);1037 }1038 this.ClearTempSeq();1039 }1040 private void GetNext(ActorId curr)1041 {1042 this.Next = null;1043 for (int i = 1; i < this.Servers.Count; i++)1044 {1045 if (this.Servers[i - 1].Equals(curr))1046 {1047 this.Next = this.Servers[i];1048 }1049 }1050 }1051 private void GetPrev(ActorId curr)1052 {1053 this.Prev = null;1054 for (int i = 1; i < this.Servers.Count; i++)1055 {1056 if (this.Servers[i].Equals(curr))1057 {1058 this.Prev = this.Servers[i - 1];1059 }1060 }1061 }1062 private void ExtractSeqId(List<SentLog> seq)1063 {1064 this.ClearTempSeq();1065 for (int i = seq.Count - 1; i >= 0; i--)1066 {1067 if (this.TempSeq.Count > 0)1068 {1069 this.TempSeq.Insert(0, seq[i].NextSeqId);1070 }1071 else1072 {1073 this.TempSeq.Add(seq[i].NextSeqId);1074 }1075 }1076 this.IsSorted(this.TempSeq);1077 }1078 private void MergeSeq(List<int> seq1, List<int> seq2)1079 {1080 this.ClearTempSeq();1081 this.IsSorted(seq1);1082 if (seq1.Count is 0)1083 {1084 this.TempSeq = seq2;1085 }1086 else if (seq2.Count is 0)1087 {1088 this.TempSeq = seq1;1089 }1090 else1091 {1092 for (int i = 0; i < seq1.Count; i++)1093 {1094 if (seq1[i] < seq2[0])1095 {1096 this.TempSeq.Add(seq1[i]);1097 }1098 }1099 for (int i = 0; i < seq2.Count; i++)1100 {1101 this.TempSeq.Add(seq2[i]);1102 }1103 }1104 this.IsSorted(this.TempSeq);1105 }1106 private void IsSorted(List<int> seq)1107 {1108 for (int i = 0; i < seq.Count - 1; i++)1109 {1110 this.Assert(seq[i] < seq[i + 1], "Sequence is not sorted.");1111 }1112 }1113 private void CheckLessOrEqualThan(List<int> seq1, List<int> seq2)1114 {1115 this.IsSorted(seq1);1116 this.IsSorted(seq2);1117 for (int i = 0; i < seq1.Count; i++)1118 {1119 if ((i == seq1.Count) || (i == seq2.Count))1120 {1121 break;1122 }1123 this.Assert(seq1[i] <= seq2[i], "{0} not less or equal than {1}.", seq1[i], seq2[i]);1124 }1125 }1126 private void CheckEqual(List<int> seq1, List<int> seq2)1127 {1128 this.IsSorted(seq1);1129 this.IsSorted(seq2);1130 for (int i = 0; i < seq1.Count; i++)1131 {1132 if ((i == seq1.Count) || (i == seq2.Count))1133 {1134 break;1135 }1136 this.Assert(seq1[i] == seq2[i], "{0} not equal with {1}.", seq1[i], seq2[i]);1137 }1138 }1139 private void ClearTempSeq()1140 {1141 this.Assert(this.TempSeq.Count <= 6, "Temp sequence has more than 6 elements.");1142 this.TempSeq.Clear();1143 this.Assert(this.TempSeq.Count is 0, "Temp sequence is not cleared.");1144 }1145 private void ProcessUpdateServers(Event e)1146 {1147 this.Servers = (e as UpdateServers).Servers;1148 }1149 }1150 private class ServerResponseSeqMonitor : Monitor1151 {1152 internal class SetupEvent : Event1153 {1154 public List<ActorId> Servers;1155 public SetupEvent(List<ActorId> servers)1156 : base()1157 {1158 this.Servers = servers;1159 }1160 }1161 internal class UpdateServers : Event1162 {1163 public List<ActorId> Servers;1164 public UpdateServers(List<ActorId> servers)1165 : base()1166 {1167 this.Servers = servers;1168 }1169 }1170 internal class ResponseToUpdate : Event1171 {1172 public ActorId Tail;1173 public int Key;1174 public int Value;1175 public ResponseToUpdate(ActorId tail, int key, int val)1176 : base()1177 {1178 this.Tail = tail;1179 this.Key = key;1180 this.Value = val;1181 }1182 }1183 internal class ResponseToQuery : Event1184 {1185 public ActorId Tail;1186 public int Key;1187 public int Value;1188 public ResponseToQuery(ActorId tail, int key, int val)1189 : base()1190 {1191 this.Tail = tail;1192 this.Key = key;1193 this.Value = val;1194 }1195 }1196 private class Local : Event1197 {1198 }1199 private List<ActorId> Servers;1200 private Dictionary<int, int> LastUpdateResponse;1201 [Start]1202 [OnEventGotoState(typeof(Local), typeof(Wait))]1203 [OnEventDoAction(typeof(SetupEvent), nameof(Setup))]1204 private class Init : State1205 {1206 }1207 private void Setup(Event e)1208 {1209 this.Servers = (e as SetupEvent).Servers;1210 this.LastUpdateResponse = new Dictionary<int, int>();1211 this.RaiseEvent(new Local());1212 }1213 [OnEventDoAction(typeof(ResponseToUpdate), nameof(ResponseToUpdateAction))]1214 [OnEventDoAction(typeof(ResponseToQuery), nameof(ResponseToQueryAction))]1215 [OnEventDoAction(typeof(UpdateServers), nameof(ProcessUpdateServers))]1216 private class Wait : State1217 {1218 }1219 private void ResponseToUpdateAction(Event e)1220 {1221 var tail = (e as ResponseToUpdate).Tail;1222 var key = (e as ResponseToUpdate).Key;1223 var value = (e as ResponseToUpdate).Value;1224 if (this.Servers.Contains(tail))1225 {1226 if (this.LastUpdateResponse.ContainsKey(key))1227 {1228 this.LastUpdateResponse[key] = value;1229 }1230 else1231 {1232 this.LastUpdateResponse.Add(key, value);1233 }1234 }1235 }1236 private void ResponseToQueryAction(Event e)1237 {...

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ResponseToUpdate

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1using System;2using System.Collections.Generic;3using System.Threading.Tasks;4using Microsoft.Coyote;5using Microsoft.Coyote.Actors;6using Microsoft.Coyote.Actors.BugFinding.Tests;7using Microsoft.Coyote.Actors.BugFinding.Tests.ForwardUpdate;8{9 {10 private int x;11 private int y;12 [OnEventDoAction(typeof(UnitEvent), nameof(Initialize))]13 {14 }15 private void Initialize()16 {17 this.x = 1;18 this.y = 1;19 this.Send(this.Id, new UpdateEvent(2, 2));20 }21 [OnEventDoAction(typeof(UpdateEvent), nameof(HandleUpdate))]22 {23 }24 private void HandleUpdate()25 {26 this.x = (this.ReceivedEvent as UpdateEvent).x;27 this.y = (this.ReceivedEvent as UpdateEvent).y;28 }29 }30}31{32 {33 public int x;34 public int y;35 public UpdateEvent(int x, int y)36 {37 this.x = x;38 this.y = y;39 }40 }41}42{43 {44 }45}46using System;47using System.Collections.Generic;48using System.Threading.Tasks;49using Microsoft.Coyote;50using Microsoft.Coyote.Actors;51using Microsoft.Coyote.Actors.BugFinding.Tests;52using Microsoft.Coyote.Actors.BugFinding.Tests.ForwardUpdate;53{54 {55 private int x;56 private int y;57 [OnEventDoAction(typeof(UnitEvent), nameof(Initialize))]58 {59 }60 private void Initialize()61 {62 this.x = 1;63 this.y = 1;64 this.Send(this.Id, new UpdateEvent(2,

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ResponseToUpdate

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1using System;2using System.Threading.Tasks;3using Microsoft.Coyote.Actors;4using Microsoft.Coyote.Actors.BugFinding.Tests;5using Microsoft.Coyote.TestingServices;6using Microsoft.Coyote.TestingServices.Coverage;7using Microsoft.Coyote.TestingServices.SchedulingStrategies;8using Microsoft.Coyote.TestingServices.Threading;9using Microsoft.Coyote.TestingServices.Tracing.Schedule;10using Microsoft.Coyote.Tests.Common;11using Microsoft.Coyote.Tests.Common.Actors;12using Microsoft.Coyote.Tests.Common.Events;13using Microsoft.Coyote.Tests.Common.TestingServices;14using Xunit;15using Xunit.Abstractions;16{17 {18 public ForwardUpdateTests(ITestOutputHelper output)19 : base(output)20 {21 }22 [Fact(Timeout=5000)]23 public void TestForwardUpdate()24 {25 this.Test(r =>26 {27 r.RegisterMonitor(typeof(ForwardUpdate));28 r.CreateActor(typeof(ForwardUpdate));29 },30 configuration: GetConfiguration().WithTestingIterations(1000),31 replay: true);32 }33 private Configuration GetConfiguration()34 {35 return Configuration.Create().WithTestingIterations(1000);36 }37 }38}39using System;40using System.Threading.Tasks;41using Microsoft.Coyote.Actors;42using Microsoft.Coyote.Actors.BugFinding.Tests;43using Microsoft.Coyote.TestingServices;44using Microsoft.Coyote.TestingServices.Coverage;45using Microsoft.Coyote.TestingServices.SchedulingStrategies;46using Microsoft.Coyote.TestingServices.Threading;47using Microsoft.Coyote.TestingServices.Tracing.Schedule;48using Microsoft.Coyote.Tests.Common;49using Microsoft.Coyote.Tests.Common.Actors;50using Microsoft.Coyote.Tests.Common.Events;51using Microsoft.Coyote.Tests.Common.TestingServices;52using Xunit;53using Xunit.Abstractions;54{55 {56 public ForwardUpdateTests(ITestOutputHelper output)57 : base(output)58 {59 }60 [Fact(Timeout=5000)]

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ResponseToUpdate

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1using System;2using System.Threading.Tasks;3using Microsoft.Coyote.Actors;4using Microsoft.Coyote.Actors.BugFinding.Tests;5using Microsoft.Coyote.Actors.BugFinding.Tests.ForwardUpdate;6{7 {8 private int i;9 [OnEventDoAction(typeof(E1), nameof(Forward))]10 {11 }12 private void Forward()13 {14 this.Send(this.Id, new E2());15 }16 [OnEventDoAction(typeof(E2), nameof(Forward))]17 {18 }19 }20}21using System;22using System.Threading.Tasks;23using Microsoft.Coyote.Actors;24using Microsoft.Coyote.Actors.BugFinding.Tests;25using Microsoft.Coyote.Actors.BugFinding.Tests.ForwardUpdate;26{27 {28 private int i;29 [OnEventDoAction(typeof(E1), nameof(Forward))]30 {31 }32 private void Forward()33 {34 this.Send(this.Id, new E2());35 }36 [OnEventDoAction(typeof(E2), nameof(Forward))]37 {38 }39 }40}41using System;42using System.Threading.Tasks;43using Microsoft.Coyote.Actors;44using Microsoft.Coyote.Actors.BugFinding.Tests;45using Microsoft.Coyote.Actors.BugFinding.Tests.ForwardUpdate;46{47 {48 private int i;49 [OnEventDoAction(typeof(E1), nameof(Forward))]50 {51 }52 private void Forward()53 {54 this.Send(this.Id, new E2());55 }56 [OnEventDoAction(typeof(E2), nameof(Forward))]

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1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.Coyote.Actors;7using Microsoft.Coyote.Actors.BugFinding.Tests;8{9 {10 public static void Main(string[] args)11 {12 var config = Configuration.Create();13 config.MaxSchedulingSteps = 100;14 config.MaxFairSchedulingSteps = 200;15 config.MaxStepsFromAnyEntryToExit = 200;16 config.MaxStepsFromAnyEntryToExit = 200;17 config.EnableCycleDetection = true;18 config.EnableDataRaceDetection = true;19 config.EnableDeadlockDetection = true;20 config.EnableHotStateDetection = true;21 config.EnableLivelockDetection = true;22 config.EnableOperationCanceledException = true;23 config.EnableObjectDisposedException = true;24 config.EnableIndexOutOfRangeException = true;25 config.EnableNullReferenceException = true;26 config.EnableDivideByZeroException = true;27 config.EnableActorShadowing = true;28 config.EnableActorGarbageCollection = true;29 config.EnableActorTaskInterleavings = true;30 config.EnableActorTaskCancellationInterleavings = true;31 config.EnableActorTaskExceptionInterleavings = true;32 config.EnableActorTaskCancellationAndExceptionInterleavings = true;33 config.EnableRandomExecution = true;34 config.EnableRandomDoubleValues = true;35 config.EnableRandomIntegerValues = true;36 config.EnableRandomBooleanValues = true;37 config.EnableRandomTimeouts = true;38 config.EnableRandomActorDelays = true;39 config.EnableRandomActorSelection = true;40 config.EnableRandomActorGroupSelection = true;41 config.EnableRandomActorMailboxSelection = true;42 config.EnableRandomActorTaskSelection = true;43 config.EnableRandomActorTaskCancellation = true;44 config.EnableRandomActorTaskException = true;45 config.EnableRandomActorTaskCancellationAndException = true;46 config.EnableRandomActorTaskDelay = true;47 config.EnableRandomActorTaskTimeout = true;48 config.EnableRandomActorTaskResult = true;49 config.EnableRandomActorTaskExceptionResult = true;50 config.EnableRandomActorTaskCancellationResult = true;51 config.EnableRandomActorTaskCancellationAndExceptionResult = true;52 config.EnableRandomActorTaskResultInterleavings = true;53 config.EnableRandomActorTaskExceptionResultInterleavings = true;

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ResponseToUpdate

Using AI Code Generation

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

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ResponseToUpdate

Using AI Code Generation

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1{2 {3 static void Main(string[] args)4 {5 using (var runtime = RuntimeFactory.Create())6 {7 var configuration = Configuration.Create();8 configuration.SchedulingIterations = 100;9 configuration.TestingIterations = 100;10 configuration.MaxFairSchedulingSteps = 100;11 configuration.MaxUnfairSchedulingSteps = 100;12 configuration.Verbose = 1;13 configuration.SchedulingStrategy = SchedulingStrategy.FairPCT;14 configuration.RandomSchedulingSeed = 0;15 configuration.UserLogWriter = Console.Out;16 configuration.UserLogFile = "C:\\Users\\Sai\\Desktop\\Coyote\\Coyote\\Coyote\\bin\\Debug\\netcoreapp3.0\\TestLog.txt";17 configuration.UserLogFileAppend = true;18 configuration.SchedulingLogLevel = 1;19 configuration.TraceLevel = 1;20 configuration.EnableDataRaceDetection = true;21 configuration.EnableDeadlockDetection = true;22 configuration.EnableLivelockDetection = true;23 configuration.EnableOperationInterleavings = true;24 configuration.EnableOperationTimeouts = true;25 configuration.EnableStateGraphScheduling = true;26 configuration.EnableStateGraphScheduling = true;27 configuration.ReportActivityCoverage = true;28 configuration.ReportFairScheduling = true;29 configuration.ReportUnfairScheduling = true;30 configuration.ReportUnfairScheduling = true;31 configuration.ReportDataRaceDetections = true;32 configuration.ReportDeadlockDetections = true;33 configuration.ReportLivelockDetections = true;34 configuration.ReportOperationInterleavings = true;35 configuration.ReportOperationTimeouts = true;36 configuration.ReportStateGraphScheduling = true;37 configuration.ReportStateGraphScheduling = true;38 configuration.ReportActivityCoverage = true;39 configuration.ReportFairScheduling = true;40 configuration.ReportUnfairScheduling = true;41 configuration.ReportUnfairScheduling = true;42 configuration.ReportDataRaceDetections = true;43 configuration.ReportDeadlockDetections = true;44 configuration.ReportLivelockDetections = true;45 configuration.ReportOperationInterleavings = true;46 configuration.ReportOperationTimeouts = true;47 configuration.ReportStateGraphScheduling = true;48 configuration.ReportStateGraphScheduling = true;

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ResponseToUpdate

Using AI Code Generation

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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.Specifications;7using Microsoft.Coyote.Tasks;8using Microsoft.Coyote.TestingServices;9using Microsoft.Coyote.TestingServices.Runtime;10using Microsoft.Coyote.TestingServices.StateCaching;11using Microsoft.Coyote.TestingServices.Scheduling;12using Microsoft.Coyote.TestingServices.Timers;13using Microsoft.Coyote.TestingServices.Tracing.Schedule;14using Microsoft.Coyote.TestingServices.Tracing.Schedule.Default;15using Microsoft.Coyote.TestingServices.Tracing.Schedule.Default.SchedulingStrategies;16using Microsoft.Coyote.TestingServices.Tracing.Schedule.Default.SchedulingStrategies.Liveness;17using Microsoft.Coyote.TestingServices.Tracing.Schedule.Default.SchedulingStrategies.Random;18using Microsoft.Coyote.TestingServices.Tracing.Schedule.Default.SchedulingStrategies.Unfair;19using Microsoft.Coyote.TestingServices.Tracing.Schedule.Default.SchedulingStrategies.Unfair.ExplorationStrategies;20using Microsoft.Coyote.TestingServices.Tracing.Schedule.Default.SchedulingStrategies.Unfair.ExplorationStrategies.Bounded;21using Microsoft.Coyote.TestingServices.Tracing.Schedule.Default.SchedulingStrategies.Unfair.ExplorationStrategies.Bounded.RandomWalk;22using Microsoft.Coyote.TestingServices.Tracing.Schedule.Default.SchedulingStrategies.Unfair.ExplorationStrategies.Bounded.RandomWalk.Probabilistic;23using Microsoft.Coyote.TestingServices.Tracing.Schedule.Default.SchedulingStrategies.Unfair.ExplorationStrategies.Bounded.RandomWalk.Probabilistic.Unfair;24using Microsoft.Coyote.TestingServices.Tracing.Schedule.Default.SchedulingStrategies.Unfair.ExplorationStrategies.Bounded.RandomWalk.Probabilistic.Unfair.Strategies;25using Microsoft.Coyote.TestingServices.Tracing.Schedule.Default.SchedulingStrategies.Unfair.ExplorationStrategies.Bounded.RandomWalk.Probabilistic.Unfair.Strategies.Coverage;26using Microsoft.Coyote.TestingServices.Tracing.Schedule.Default.SchedulingStrategies.Unfair.ExplorationStrategies.Bounded.RandomWalk.Probabilistic.Unfair.Strategies.Coverage.CoverageHeuristics;

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ResponseToUpdate

Using AI Code Generation

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1using Microsoft.Coyote.Actors;2using Microsoft.Coyote.Actors.BugFinding.Tests;3using System;4{5 {6 {7 protected override void Execute(Microsoft.Coyote.SystematicTesting.IActorRuntime runtime)8 {9 runtime.CreateActor(typeof(ForwardUpdate));10 }11 }12 static void Main(string[] args)13 {14 Microsoft.Coyote.SystematicTesting.TestScheduler scheduler = new Microsoft.Coyote.SystematicTesting.TestScheduler();15 scheduler.Run(new Test());16 }17 }18}19 at Microsoft.Coyote.Actors.ActorRuntime.CreateActor(Type type, String name, Object[] args) in C:\Users\jorge\Source\Repos\coyote\Source\Actors\ActorRuntime.cs:line 11420 at Microsoft.Coyote.Actors.ActorRuntime.CreateActor(Type type, Object[] args) in C:\Users\jorge\Source\Repos\coyote\Source\Actors\ActorRuntime.cs:line 6421 at CoyoteTest.Program.Test.Execute(IActorRuntime runtime) in C:\Users\jorge\Source\Repos\coyote\Source\Examples\BugFinding\2.cs:line 1722 at Microsoft.Coyote.SystematicTesting.TestScheduler.Run(Test test) in C:\Users\jorge\Source\Repos\coyote\Source\SystematicTesting\TestingServices\SchedulingStrategies\TestScheduler.cs:line 6823 at CoyoteTest.Program.Main(String[] args) in C:\Users\jorge\Source\Repos\coyote\Source\Examples\BugFinding\2.cs:line 26

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ResponseToUpdate

Using AI Code Generation

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1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.Coyote.Actors;7using Microsoft.Coyote.Actors.BugFinding.Tests;8{9 {10 static void Main(string[] args)11 {12 var runtime = RuntimeFactory.Create();13 runtime.RegisterMonitor(typeof(ForwardUpdate));14 runtime.CreateActor(typeof(ForwardUpdate));15 runtime.SendEvent(ActorId.CreateActorId("ForwardUpdate"), new ResponseToUpdate());16 Console.ReadLine();17 }18 }19}20using System;21using System.Collections.Generic;22using System.Linq;23using System.Text;24using System.Threading.Tasks;25using Microsoft.Coyote.Actors;26using Microsoft.Coyote.Actors.BugFinding.Tests;27{28 {29 static void Main(string[] args)30 {31 var runtime = RuntimeFactory.Create();32 runtime.RegisterMonitor(typeof(ForwardUpdate));33 runtime.CreateActor(typeof(ForwardUpdate));34 runtime.SendEvent(ActorId.CreateActorId("ForwardUpdate"), new ResponseToUpdate());35 Console.ReadLine();36 }37 }38}39using System;40using System.Collections.Generic;41using System.Linq;42using System.Text;43using System.Threading.Tasks;44using Microsoft.Coyote.Actors;45using Microsoft.Coyote.Actors.BugFinding.Tests;46{47 {48 static void Main(string[] args)49 {50 var runtime = RuntimeFactory.Create();51 runtime.RegisterMonitor(typeof(ForwardUpdate));52 runtime.CreateActor(typeof(ForwardUpdate));53 runtime.SendEvent(ActorId.CreateActorId("ForwardUpdate"), new ResponseToUpdate());54 Console.ReadLine();55 }56 }57}58using System;59using System.Collections.Generic;60using System.Linq;61using System.Text;62using System.Threading.Tasks;63using Microsoft.Coyote.Actors;

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ResponseToUpdate

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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 private static async Task Main(string[] args)9 {10 var config = Configuration.Create();11 config.MaxSchedulingSteps = 1000;12 config.MaxFairSchedulingSteps = 1000;13 config.MaxStepsFromEntryToBug = 1000;14 config.MaxUnfairSchedulingSteps = 1000;15 config.EnableCycleDetection = true;16 config.EnableDataRaceDetection = true;17 config.EnableFullExploration = true;18 config.EnableIntegerOverflowChecking = true;19 config.EnableOperationCanceledException = true;20 config.EnableObjectDisposedException = true;21 config.EnableOutOfMemoryException = true;22 config.EnablePCTesting = true;23 config.EnableRandomExecution = true;24 config.EnableStateGraphTesting = true;25 config.EnableTaskCancelation = true;26 config.EnableUnfairScheduling = true;27 config.EnableVerbosity = true;28 config.RandomSchedulingSeed = 0;29 config.SchedulingIterations = 1;30 config.SchedulingStrategy = SchedulingStrategy.FairPCTesting;31 config.ThrowOnFailure = false;32 config.TestingIterations = 1;33 config.TestingProcessTimeout = TimeSpan.FromMinutes(1);34 var runtime = RuntimeFactory.Create(config);35 await runtime.CreateActor(typeof(ForwardUpdate));36 await runtime.Wait();37 }38 }39}40using System;41using System.Threading.Tasks;42using Microsoft.Coyote;43using Microsoft.Coyote.Actors;44using Microsoft.Coyote.Actors.BugFinding.Tests;45{46 {47 private static async Task Main(string[] args)48 {49 var config = Configuration.Create();50 config.MaxSchedulingSteps = 1000;51 config.MaxFairSchedulingSteps = 1000;

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