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Coyote
Microsoft.Coyote.Samples.HelloWorldActors
GreetingEvent

How to use GreetingEvent class of Microsoft.Coyote.Samples.HelloWorldActors package

Best Coyote code snippet using Microsoft.Coyote.Samples.HelloWorldActors.GreetingEvent

Program.cs

Source:Program.cs

...34            // In Coyote once an actor is created it lives forever until it is halted.35            runtime.CreateActor(typeof(TestActor));36        }37        /// <summary>38        /// This TestActor is designed to test our "Greeter" by sending it one or more RequestGreetingEvents.39        /// </summary>40        [OnEventDoAction(typeof(GreetingEvent), nameof(HandleGreeting))]41        private class TestActor : Actor42        {43            private ActorId GreeterId;44            private int Count;45            protected override Task OnInitializeAsync(Event initialEvent)46            {47                // Create the Greeter and hold onto the returned ActorId.  The ActorId is not the48                // actual Greeter object instance, it is like a handle to the actor that is managed49                // by the Coyote actor runtime.50                this.GreeterId = this.CreateActor(typeof(Greeter));51                // Now request a random number of greetings.  The SendEvent call here queues up52                // work on the Greeter, but HandleGreeting will not be called until this method53                // is done.54                this.Count = 1 + this.RandomInteger(5);55                Console.WriteLine("Requesting {0} greeting{1}", this.Count, this.Count == 1 ? string.Empty : "s");56                for (int i = 0; i < this.Count; i++)57                {58                    this.SendEvent(this.GreeterId, new RequestGreetingEvent(this.Id));59                }60                return base.OnInitializeAsync(initialEvent);61            }62            private void HandleGreeting(Event e)63            {64                // this is perfectly thread safe, because all message handling in actors is65                // serialized within the Actor class.66                this.Count--;67                string greeting = ((GreetingEvent)e).Greeting;68                Console.WriteLine("Received greeting: {0}", greeting);69                this.Assert(this.Count >= 0, "Too many greetings returned!");70            }71        }72    }73}...

Greeter.cs

Source:Greeter.cs

...3using Microsoft.Coyote.Actors;4namespace Microsoft.Coyote.Samples.HelloWorldActors5{6    /// <summary>7    /// This is a Coyote Actor that handles a RequestGreetingEvent and responds8    /// with a GreetingEvent.9    /// </summary>10    [OnEventDoAction(typeof(RequestGreetingEvent), nameof(HandleGreeting))]11    public class Greeter : Actor12    {13        /// <summary>14        /// This method is called when this actor receives a RequestGreetingEvent.15        /// </summary>16        /// <param name="e">The event should be of type RequestGreetingEvent.</param>17        private void HandleGreeting(Event e)18        {19            if (e is RequestGreetingEvent ge)20            {21                string greeting = this.RandomBoolean() ? "Hello World!" : "Good Morning";22                this.SendEvent(ge.Caller, new GreetingEvent(greeting));23                if (this.RandomInteger(10) is 0)24                {25                    // bug: a 1 in 10 chance of sending too many greetings.26                    this.SendEvent(ge.Caller, new GreetingEvent(greeting));27                }28            }29        }30    }31}...

Events.cs

Source:Events.cs

...8    /// Events in Coyote are strongly typed and have their own lifetime outside of9    /// the scope of any particular call stack, because they can be queued in10    /// an Actor inbox.11    /// </summary>12    internal class RequestGreetingEvent : Event13    {14        public readonly ActorId Caller;15        public RequestGreetingEvent(ActorId caller)16        {17            this.Caller = caller;18        }19    }20    /// <summary>21    /// This is a Coyote Event returned in response to a RequestGreetingEvent.22    /// An event can contain any data you want.23    /// </summary>24    internal class GreetingEvent : Event25    {26        public readonly string Greeting;27        public GreetingEvent(string greeting)28        {29            this.Greeting = greeting;30        }31    }32}...

GreetingEvent

Using AI Code Generation

1using Microsoft.Coyote.Samples.HelloWorldActors;2using Microsoft.Coyote.Samples.HelloWorldActors;3using Microsoft.Coyote.Samples.HelloWorldActors;4using Microsoft.Coyote.Samples.HelloWorldActors;5using Microsoft.Coyote.Samples.HelloWorldActors;6using Microsoft.Coyote.Samples.HelloWorldActors;7using Microsoft.Coyote.Samples.HelloWorldActors;8using Microsoft.Coyote.Samples.HelloWorldActors;9using Microsoft.Coyote.Samples.HelloWorldActors;10using Microsoft.Coyote.Samples.HelloWorldActors;11using Microsoft.Coyote.Samples.HelloWorldActors;12using Microsoft.Coyote.Samples.HelloWorldActors;13using Microsoft.Coyote.Samples.HelloWorldActors;14using Microsoft.Coyote.Samples.HelloWorldActors;

GreetingEvent

Using AI Code Generation

1using Microsoft.Coyote.Samples.HelloWorldActors;2using System;3using System.Threading.Tasks;4using Microsoft.Coyote;5using Microsoft.Coyote.Actors;6{7    {8        public string Message;9    }10    {11        private TaskCompletionSource<bool> tcs;12        public HelloWorldActor(TaskCompletionSource<bool> tcs)13        {14            this.tcs = tcs;15        }16        protected override Task OnInitializeAsync(Event initialEvent)17        {18            this.SendEvent(this.Id, new GreetingEvent { Message = "Hello World!" });19            return Task.CompletedTask;20        }21        protected override Task OnEventAsync(Event e)22        {23            if (e is GreetingEvent ge)24            {25                Console.WriteLine(ge.Message);26                this.tcs.SetResult(true);27            }28            return Task.CompletedTask;29        }30    }31}32using System;33using System.Threading.Tasks;34using Microsoft.Coyote;35using Microsoft.Coyote.Actors;36using Microsoft.Coyote.Samples.HelloWorldActors;37{38    {39        static async Task Main(string[] args)40        {41            var tcs = new TaskCompletionSource<bool>();42            var runtime = RuntimeFactory.Create();43            runtime.CreateActor(typeof(HelloWorldActor), new ActorId("Hello"), null, tcs);44            await tcs.Task;45        }46    }47}

GreetingEvent

Using AI Code Generation

1using Microsoft.Coyote.Samples.HelloWorldActors;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            var greetingEvent = new GreetingEvent("Coyote");9            Console.WriteLine(greetingEvent.Message);10        }11    }12}13using Microsoft.Coyote.Actors;14using System;15using System.Threading.Tasks;16{17    {18        static async Task Main(string[] args)19        {20            var runtime = await RuntimeFactory.CreateAsync();21            var actor = await runtime.CreateActorAsync(typeof(MyActor));22            await runtime.SendEventAsync(actor, new GreetingEvent("Coyote"));23        }24    }25    {26        protected override Task OnInitializeAsync(Event initialEvent)27        {28            this.RegisterEventHandler<GreetingEvent>(this.OnGreetingEvent);29            return Task.CompletedTask;30        }31        private Task OnGreetingEvent(Event e)32        {33            var greetingEvent = e as GreetingEvent;34            Console.WriteLine(greetingEvent.Message);35            return Task.CompletedTask;36        }37    }38}

GreetingEvent

Using AI Code Generation

1using Microsoft.Coyote.Samples.HelloWorldActors;2using Microsoft.Coyote.Actors;3{4    {5        static void Main(string[] args)6        {7            var runtime = new ActorRuntime();8            var greetingActor = runtime.CreateActor(typeof(GreetingActor));9            runtime.SendEvent(greetingActor, new GreetingEvent("Hello World!"));10        }11    }12}13using Microsoft.Coyote.Samples.HelloWorldActors;14using Microsoft.Coyote.Actors;15using System;16{17    {18        static void Main(string[] args)19        {20            var runtime = new ActorRuntime();21            var greetingActor = runtime.CreateActor(typeof(GreetingActor));22            runtime.SendEvent(greetingActor, new GreetingEvent("Hello World!"));23        }24    }25}26using System;27using System.Collections.Generic;28using System.Linq;29using System.Text;30using System.Threading.Tasks;31using Microsoft.Coyote.Actors;32using Microsoft.Coyote.Runtime;33{34    {35        static void Main(string[] args)36        {37            var runtime = new ActorRuntime();38            var counter = new DistributedCounter(runtime, 10);39            counter.Increment();40            counter.Decrement();41            counter.Increment();42            counter.Increment();43            counter.Decrement();44            counter.Increment();45            counter.Increment();46            counter.Increment();

GreetingEvent

Using AI Code Generation

1using Microsoft.Coyote.Samples.HelloWorldActors;2using Microsoft.Coyote.Actors;3using Microsoft.Coyote;4using System;5{6    {7        static void Main(string[] args)8        {9            var runtime = RuntimeFactory.Create();10            var actor = runtime.CreateActor(typeof(HelloWorldActor));11            runtime.SendEvent(actor, new GreetingEvent("Coyote"));12            Console.ReadLine();13        }14    }15}

GreetingEvent

Using AI Code Generation

1using Microsoft.Coyote.Samples.HelloWorldActors;2using Microsoft.Coyote.Actors;3using System.Threading.Tasks;4{5    {6        private static async Task Main(string[] args)7        {8            var runtime = new ActorRuntime();9            var greeter = runtime.CreateActor(typeof(Greeter));10            await runtime.SendEvent(greeter, new GreetingEvent("Coyote"));11        }12    }13}14using Microsoft.Coyote.Samples.HelloWorldActors;15using Microsoft.Coyote.Actors;16using System.Threading.Tasks;17{18    {19        protected override Task OnInitializeAsync(Event initialEvent)20        {21            this.RegisterEvent<GreetingEvent>(this.OnGreetingEvent);22            return Task.CompletedTask;23        }24        private Task OnGreetingEvent(Event e)25        {26            var greetingEvent = e as GreetingEvent;27            System.Console.WriteLine($"Hello {greetingEvent.Name}!");28            return Task.CompletedTask;29        }30    }31}

GreetingEvent

Using AI Code Generation

1using Microsoft.Coyote.Samples.HelloWorldActors;2using Microsoft.Coyote.Actors;3{4    {5        private static void Main(string[] args)6        {7            using (var runtime = ActorRuntime.Create())8            {9                var greeter = runtime.CreateActor(typeof(Greeter));10                runtime.SendEvent(greeter, new GreetingEvent("Coyote"));11                runtime.Wait();12            }13        }14    }15}16using Microsoft.Coyote.Samples.HelloWorldActors;17using Microsoft.Coyote.Actors;18{19    {20        private static void Main(string[] args)21        {22            using (var runtime = ActorRuntime.Create())23            {24                var greeter = runtime.CreateActor(typeof(Greeter));25                runtime.SendEvent(greeter, new GreetingEvent("Coyote"));26                runtime.Wait();27            }28        }29    }30}31using Microsoft.Coyote.Samples.HelloWorldActors;32using Microsoft.Coyote.Actors;33{34    {35        private static void Main(string[] args)36        {37            using (var runtime = ActorRuntime.Create())38            {39                var greeter = runtime.CreateActor(typeof(Greeter));40                runtime.SendEvent(greeter, new GreetingEvent("Coy

GreetingEvent

Using AI Code Generation

1using Microsoft.Coyote.Samples.HelloWorldActors;2using Microsoft.Coyote.Actors;3using Microsoft.Coyote.TestingServices;4using Microsoft.Coyote.TestingServices.Runtime;5using Microsoft.Coyote.TestingServices.Runtime.Loggers;6using Microsoft.Coyote.TestingServices.Runtime.Loggers.Trace;7using Microsoft.Coyote.TestingServices.Runtime.SchedulingStrategies;8using Microsoft.Coyote.TestingServices.Runtime.SchedulingStrategies.DPOR;9using Microsoft.Coyote.TestingServices.Runtime.SchedulingStrategies.Fuzzing;10using Microsoft.Coyote.TestingServices.Runtime.SchedulingStrategies.Probabilistic;11using Microsoft.Coyote.TestingServices.Runtime.SchedulingStrategies.RandomExecution;12using Microsoft.Coyote.TestingServices.Runtime.SchedulingStrategies.RandomExecution.Coverage;13using Microsoft.Coyote.TestingServices.Runtime.SchedulingStrategies.RandomExecution.Coverage.Guided;14using Microsoft.Coyote.TestingServices.Runtime.SchedulingStrategies.RandomExecution.Coverage.Guided.GuidedCoverage;15using Microsoft.Coyote.TestingServices.Runtime.SchedulingStrategies.RandomExecution.Coverage.Guided.GuidedCoverage.GuidedCoverage;16using Microsoft.Coyote.TestingServices.Runtime.SchedulingStrategies.RandomExecution.Coverage.Guided.GuidedCoverage.GuidedCoverage.GuidedCoverage;17using Microsoft.Coyote.TestingServices.Runtime.SchedulingStrategies.RandomExecution.Coverage.Guided.GuidedCoverage.GuidedCoverage.GuidedCoverage.GuidedCoverage;

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