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How to use Node class of Microsoft.Coyote.Samples.Monitors package

Best Coyote code snippet using Microsoft.Coyote.Samples.Monitors.Node

Safety.cs

Source:Safety.cs

...28            }29        }30        internal class Pong : Event31        {32            public ActorId Node;33            public Pong(ActorId node)34            {35                this.Node = node;36            }37        }38        private Dictionary<ActorId, int> Pending;39        [Start]40        [OnEntry(nameof(InitOnEntry))]41        [OnEventDoAction(typeof(Ping), nameof(PingAction))]42        [OnEventDoAction(typeof(Pong), nameof(PongAction))]43        private class Init : State { }44        private void InitOnEntry()45        {46            this.Pending = new Dictionary<ActorId, int>();47        }48        private void PingAction(Event e)49        {50            var client = (e as Ping).Client;51            if (!this.Pending.ContainsKey(client))52            {53                this.Pending[client] = 0;54            }55            this.Pending[client] = this.Pending[client] + 1;56            this.Assert(this.Pending[client] <= 3, $"'{client}' ping count must be <= 3.");57        }58        private void PongAction(Event e)59        {60            var node = (e as Pong).Node;61            this.Assert(this.Pending.ContainsKey(node), $"'{node}' is not in pending set.");62            this.Assert(this.Pending[node] > 0, $"'{node}' ping count must be > 0.");63            this.Pending[node] = this.Pending[node] - 1;64        }65    }66}...

Test.cs

Source:Test.cs

1ï»¿// Copyright (c) Microsoft Corporation.2// Licensed under the MIT License.3using System;4using Microsoft.Coyote.Actors;5namespace Microsoft.Coyote.Samples.Monitors6{7    /// <summary>8    /// A sample application written using C# and the Coyote library.9    ///10    /// This program implements a failure detection protocol. A failure detector state11    /// machine is given a list of machines, each of which represents a daemon running12    /// at a computing node in a distributed system. The failure detector sends each13    /// machine in the list a 'Ping' event and determines whether the machine has failed14    /// if it does not respond with a 'Pong' event within a certain time period.15    ///16    /// Note: this is an abstract implementation aimed primarily to showcase the testing17    /// capabilities of Coyote.18    /// </summary>19    public static class Program20    {21        public static void Main()22        {23            // Optional: increases verbosity level to see the Coyote runtime log.24            var configuration = Configuration.Create().WithVerbosityEnabled();25            // Creates a new Coyote runtime instance, and passes an optional configuration.26            var runtime = RuntimeFactory.Create(configuration);27            // Executes the Coyote program.28            Execute(runtime);29            // The Coyote runtime executes asynchronously, so we wait30            // to not terminate the process.31            Console.ReadLine();32        }33        [Microsoft.Coyote.SystematicTesting.Test]34        public static void Execute(IActorRuntime runtime)35        {36            // Monitors must be registered before the first Coyote machine37            // gets created (which will kickstart the runtime).38            runtime.RegisterMonitor<Safety>();39            runtime.RegisterMonitor<Liveness>();40            runtime.CreateActor(typeof(Driver), new Driver.Config(2));41        }42    }43}...

Node.cs

Source:Node.cs

...10    ///11    /// The node responds with a 'Pong' event whenever it receives a 'Ping' event. This is modelling12    /// a commong type of heartbeat that indicates the node is still alive.13    /// </summary>14    internal class Node : StateMachine15    {16        internal class Ping : Event17        {18            public ActorId Client;19            public Ping(ActorId client)20            {21                this.Client = client;22            }23        }24        internal class Pong : Event25        {26            public ActorId Node;27            public Pong(ActorId node)28            {29                this.Node = node;30            }31        }32        [Start]33        [OnEventDoAction(typeof(Ping), nameof(SendPong))]34        private class WaitPing : State { }35        private void SendPong(Event e)36        {37            var client = (e as Ping).Client;38            this.Monitor<Safety>(new Safety.Pong(this.Id));39            this.SendEvent(client, new Pong(this.Id));40        }41    }42}...

Node

Using AI Code Generation

1using Microsoft.Coyote.Samples.Monitors;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            List<Node> nodes = new List<Node>();12            nodes.Add(new Node(1));13            nodes.Add(new Node(2));14            nodes.Add(new Node(3));15            nodes.Add(new Node(4));16            nodes.Add(new Node(5));17            Graph g = new Graph(nodes);18            g.AddEdge(1, 2);19            g.AddEdge(1, 3);20            g.AddEdge(2, 4);21            g.AddEdge(3, 5);22            g.DFS();23            Console.ReadLine();24        }25    }26}

Node

Using AI Code Generation

1using Microsoft.Coyote.Samples.Monitors;2using System;3{4    {5        static void Main(string[] args)6        {7            Console.WriteLine("Hello World!");8            Node node = new Node("1");9            Console.WriteLine(node.Id);10        }11    }12}

Node

Using AI Code Generation

1using Microsoft.Coyote.Samples.Monitors;2using System;3{4    {5        public static void Main(string[] args)6        {7            Node n1 = new Node();8            Node n2 = new Node();9            n1.Next = n2;10            n2.Next = n1;11            Console.WriteLine("Hello World!");12        }13    }14}15Error	CS0246	The type or namespace name 'Node' could not be found (are you missing a using directive or an assembly reference?)	1.cs16using Microsoft.Coyote.Samples.Monitors;17using System;18{19    {20        public static void Main(string[] args)21        {22            Node n1 = new Node();23            Node n2 = new Node();24            n1.Next = n2;25            n2.Next = n1;26            Console.WriteLine("Hello World!");27        }28    }29}

Node

Using AI Code Generation

1using Microsoft.Coyote.Samples.Monitors;2using System;3{4    {5        static void Main(string[] args)6        {7            Node<int> root = new Node<int>(0);8            Node<int> n1 = new Node<int>(1);9            Node<int> n2 = new Node<int>(2);10            Node<int> n3 = new Node<int>(3);11            Node<int> n4 = new Node<int>(4);12            Node<int> n5 = new Node<int>(5);13            Node<int> n6 = new Node<int>(6);14            Node<int> n7 = new Node<int>(7);15            Node<int> n8 = new Node<int>(8);16            Node<int> n9 = new Node<int>(9);17            Node<int> n10 = new Node<int>(10);18            Node<int> n11 = new Node<int>(11);19            Node<int> n12 = new Node<int>(12);20            Node<int> n13 = new Node<int>(13);21            Node<int> n14 = new Node<int>(14);22            Node<int> n15 = new Node<int>(15);23            Node<int> n16 = new Node<int>(16);24            Node<int> n17 = new Node<int>(17);25            Node<int> n18 = new Node<int>(18);26            Node<int> n19 = new Node<int>(19);27            Node<int> n20 = new Node<int>(20);28            Node<int> n21 = new Node<int>(21);29            Node<int> n22 = new Node<int>(22);30            Node<int> n23 = new Node<int>(23);31            Node<int> n24 = new Node<int>(24);32            Node<int> n25 = new Node<int>(25);33            Node<int> n26 = new Node<int>(26);34            Node<int> n27 = new Node<int>(27);35            Node<int> n28 = new Node<int>(28);36            Node<int> n29 = new Node<int>(29);37            Node<int> n30 = new Node<int>(30);38            Node<int> n31 = new Node<int>(31);39            Node<int> n32 = new Node<int>(32);40            Node<int> n33 = new Node<int>(33);41            Node<int> n34 = new Node<int>(34);

Node

Using AI Code Generation

1using Microsoft.Coyote.Samples.Monitors;2{3    {4        static void Main(string[] args)5        {6            Node n1 = new Node("Node1");7            Node n2 = new Node("Node2");8            Node n3 = new Node("Node3");9            Node n4 = new Node("Node4");10            Node n5 = new Node("Node5");11            n1.AddNeighbor(n2);12            n1.AddNeighbor(n3);13            n1.AddNeighbor(n4);14            n1.AddNeighbor(n5);15            n2.AddNeighbor(n1);16            n2.AddNeighbor(n3);17            n2.AddNeighbor(n4);18            n2.AddNeighbor(n5);19            n3.AddNeighbor(n1);20            n3.AddNeighbor(n2);21            n3.AddNeighbor(n4);22            n3.AddNeighbor(n5);23            n4.AddNeighbor(n1);24            n4.AddNeighbor(n2);25            n4.AddNeighbor(n3);26            n4.AddNeighbor(n5);27            n5.AddNeighbor(n1);28            n5.AddNeighbor(n2);29            n5.AddNeighbor(n3);30            n5.AddNeighbor(n4);31            n1.Start();32            n2.Start();33            n3.Start();34            n4.Start();35            n5.Start();36        }37    }38}39using Microsoft.Coyote;40using Microsoft.Coyote.Actors;41using Microsoft.Coyote.Samples.Monitors;42using System;43using System.Collections.Generic;44using System.Linq;45{46    {47        private string id;48        private List<Node> neighbors;49        public Node(string id)50        {51            this.id = id;52            this.neighbors = new List<Node>();53        }54        public void AddNeighbor(Node n)55        {56            this.neighbors.Add(n);57        }58        [OnEventDoAction(typeof(UnitEvent), nameof(Start))]59        private class Init : State { }60        private void Start()61        {62            this.SendEvent(this.id, this.id);63        }64        [OnEventDoAction(typeof(string), nameof(Receive))]65        private class Receive : State { }66        private void Receive()67        {68            if (this.neighbors.Count == 0)69            {70                this.SendEvent(this

Node

Using AI Code Generation

1using Microsoft.Coyote.Samples.Monitors;2{3    {4        static void Main(string[] args)5        {6            Node node = new Node();7            MyEvent e = new MyEvent();8            node.SendEvent(e);9        }10    }11    {12        public int Value;13    }14}15using Microsoft.Coyote;16{17    {18        static void Main(string[] args)19        {20            Node node = new Node();21            MyEvent e = new MyEvent();22            node.SendEvent(e);23        }24    }25    {26        public int Value;27    }28}

Node

Using AI Code Generation

1using Microsoft.Coyote.Samples.Monitors;2using System;3{4    {5        static void Main(string[] args)6        {7            Node head = new Node(1);8            head.Next = new Node(2);9            head.Next.Next = new Node(3);10            head.Next.Next.Next = new Node(4);11            head.Next.Next.Next.Next = new Node(5);12            head.Next.Next.Next.Next.Next = new Node(6);13            head.Next.Next.Next.Next.Next.Next = new Node(7);14            head.Next.Next.Next.Next.Next.Next.Next = new Node(8);15            head.Next.Next.Next.Next.Next.Next.Next.Next = new Node(9);16            head.Next.Next.Next.Next.Next.Next.Next.Next.Next = new Node(10);17            Node newNode = new Node(11);18            InsertNode(head, newNode);19            Console.WriteLine("New list:");20            PrintList(head);21        }22        static void InsertNode(Node head, Node newNode)23        {24            Node lastNode = head;25            while (lastNode.Next != null)26            {27                lastNode = lastNode.Next;28            }29            lastNode.Next = newNode;30        }31        static void PrintList(Node head)32        {33            Node current = head;34            while (current != null)35            {36                Console.WriteLine(current.Value);37                current = current.Next;38            }39        }40    }41}42using Microsoft.Coyote.Samples.Monitors;43using System;44{45    {46        static void Main(string[] args)47        {48            Node head = new Node(1);49            head.Next = new Node(2);50            head.Next.Next = new Node(3);51            head.Next.Next.Next = new Node(4);52            head.Next.Next.Next.Next = new Node(5);53            head.Next.Next.Next.Next.Next = new Node(6);54            head.Next.Next.Next.Next.Next.Next = new Node(7);

Node

Using AI Code Generation

1using System;2using Microsoft.Coyote.Samples.Monitors;3{4    {5        static void Main(string[] args)6        {7            Node node = new Node();8            node.AddChild(new Node());9            Console.WriteLine("Hello World!");10        }11    }12}13using System;14using Microsoft.Coyote.Samples.Monitors;15{16    {17        static void Main(string[] args)18        {19            Node node = new Node();20            node.AddChild(new Node());21            Console.WriteLine("Hello World!");22        }23    }24}25using System;26using Microsoft.Coyote.Samples.Monitors;27{28    {29        static void Main(string[] args)30        {31            Node node = new Node();32            node.AddChild(new Node());33            Console.WriteLine("Hello World!");34        }35    }36}37using System;38using Microsoft.Coyote.Samples.Monitors;39{40    {41        static void Main(string[] args)42        {43            Node node = new Node();44            node.AddChild(new Node());45            Console.WriteLine("Hello World!");46        }47    }48}49using System;50using Microsoft.Coyote.Samples.Monitors;51{52    {53        static void Main(string[] args)54        {55            Node node = new Node();56            node.AddChild(new Node());57            Console.WriteLine("Hello World!");58        }59    }60}61using System;

Node

Using AI Code Generation

1using Microsoft.Coyote.Samples.Monitors;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8{9static void Main(string[] args)10{11Node n = new Node(1);12Node n1 = new Node(2);13Node n2 = new Node(3);14Node n3 = new Node(4);15Node n4 = new Node(5);16n.InsertAfter(n1);17n.InsertAfter(n2);18n.InsertAfter(n3);19n.InsertAfter(n4);20Console.WriteLine("List is:");21n.PrintList();22Console.WriteLine("Deleting 1");23n.Delete(1);24Console.WriteLine("Deleting 2");25n.Delete(2);26Console.WriteLine("Deleting 3");27n.Delete(3);28Console.WriteLine("Deleting 4");29n.Delete(4);30Console.WriteLine("Deleting 5");31n.Delete(5);32Console.WriteLine("Deleting 6");33n.Delete(6);34Console.ReadLine();35}36}37}38using Microsoft.Coyote.Samples.Monitors;39using System;40using System.Collections.Generic;41using System.Linq;42using System.Text;43using System.Threading.Tasks;44{45{46static void Main(string[] args)47{48Node n = new Node(1);49Node n1 = new Node(2);50Node n2 = new Node(3);51Node n3 = new Node(4);52Node n4 = new Node(5);53n.InsertAfter(n1);54n.InsertAfter(n2);55n.InsertAfter(n3);56n.InsertAfter(n4);57Console.WriteLine("List is:");58n.PrintList();59Console.WriteLine("Deleting 1");60n.Delete(1);61Console.WriteLine("Deleting 2");62n.Delete(2);63Console.WriteLine("Deleting 3");64n.Delete(3);65Console.WriteLine("Deleting 4");66n.Delete(4);67Console.WriteLine("Deleting 5");68n.Delete(5);69Console.WriteLine("Deleting 6");70n.Delete(6);71Console.ReadLine();72}73}74}

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