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How to use OnError method of Microsoft.Coyote.Samples.CoffeeMachineTasks.CoffeeMachine class

Best Coyote code snippet using Microsoft.Coyote.Samples.CoffeeMachineTasks.CoffeeMachine.OnError

CoffeeMachine.cs

Source:CoffeeMachine.cs

...152            this.DoorOpen = await this.Sensors.GetReadDoorOpenAsync();153            if (this.DoorOpen.Value != false)154            {155                this.Log.WriteLine("Cannot safely operate coffee machine with the door open!");156                this.OnError();157            }158        }159        private async Task StartHeatingWater()160        {161            if (!this.Halted)162            {163                // Start heater and keep monitoring the water temp till it reaches 100!164                this.Log.WriteLine("Warming the water to 100 degrees");165                Specification.Monitor<LivenessMonitor>(new LivenessMonitor.BusyEvent());166                await this.MonitorWaterTemperature();167            }168            else169            {170                this.Log.WriteLine("Ignoring StartHeatingWater on a Halted Coffee machine");171            }172        }173        private async Task OnWaterHot()174        {175            this.Log.WriteLine("Coffee machine water temperature is now 100");176            if (this.Heating)177            {178                this.Heating = false;179                // Turn off the heater so we don't overheat it!180                await this.Sensors.SetWaterHeaterButtonAsync(false);181                this.Log.WriteLine("Turning off the water heater");182            }183            this.OnReady();184        }185        private async Task MonitorWaterTemperature()186        {187            while (!this.IsBroken)188            {189                this.WaterTemperature = await this.Sensors.GetWaterTemperatureAsync();190                if (this.WaterTemperature.Value >= 100)191                {192                    await this.OnWaterHot();193                    break;194                }195                else196                {197                    if (!this.Heating)198                    {199                        this.Heating = true;200                        // Turn on the heater and wait for WaterHotEvent.201                        this.Log.WriteLine("Turning on the water heater");202                        await this.Sensors.SetWaterHeaterButtonAsync(true);203                    }204                }205                this.Log.WriteLine("Coffee machine is warming up ({0} degrees)...", this.WaterTemperature);206                await Task.Delay(TimeSpan.FromSeconds(0.1));207            }208        }209        private void OnReady()210        {211            Specification.Monitor<LivenessMonitor>(new LivenessMonitor.IdleEvent());212            this.Log.WriteLine("Coffee machine is ready to make coffee (green light is on)");213        }214        private async Task GrindBeans()215        {216            // Grind beans until porta filter is full.217            this.Log.WriteLine("Grinding beans...");218            // Turn on the grinder!219            await this.Sensors.SetGrinderButtonAsync(true);220            // We now receive a stream of PortaFilterCoffeeLevelChanged events so we keep monitoring221            // the porta filter till it is full, and the bean level in case we get empty.222            await this.MonitorPortaFilter();223        }224        private async Task MonitorPortaFilter()225        {226            while (this.PortaFilterCoffeeLevel < 100 && !this.RefillRequired && !this.IsBroken)227            {228                await Task.Delay(TimeSpan.FromSeconds(0.1));229            }230        }231        private async Task OnHopperEmpty()232        {233            await this.Sensors.SetGrinderButtonAsync(false);234            this.OnRefillRequired("out of coffee beans");235        }236        private Task MakeShotsAsync()237        {238            // Pour the shots.239            this.Log.WriteLine("Making shots...");240            // First we assume user placed a new cup in the machine, and so the shot count is zero.241            this.PreviousShotCount = 0;242            // Wait for shots to be completed.243            return this.MonitorShotsAsync();244        }245        private async Task MonitorShotsAsync()246        {247            try248            {249                while (!this.IsBroken)250                {251                    this.Log.WriteLine("Shot count is {0}", this.PreviousShotCount);252                    // So we can wait for async event to come back from the sensors.253                    var completion = new TaskCompletionSource<bool>();254                    this.ShotCompleteSource = completion;255                    // Request another shot!256                    await this.Sensors.SetShotButtonAsync(true);257                    if (!this.IsBroken)258                    {259                        await completion.Task;260                        if (!this.IsBroken)261                        {262                            this.PreviousShotCount++;263                            if (this.PreviousShotCount >= this.ShotsRequested && !this.IsBroken)264                            {265                                this.Log.WriteLine("{0} shots completed and {1} shots requested!", this.PreviousShotCount, this.ShotsRequested);266                                if (this.PreviousShotCount > this.ShotsRequested)267                                {268                                    Specification.Assert(false, "Made the wrong number of shots");269                                }270                                break;271                            }272                        }273                    }274                }275            }276            catch (OperationCanceledException)277            {278                // Cancelled.279            }280        }281        private Task CleanupAsync()282        {283            // Dump the grinds.284            this.Log.WriteLine("Dumping the grinds!");285            return this.Sensors.SetDumpGrindsButtonAsync(true);286        }287        private void OnRefillRequired(string message)288        {289            this.Error = message;290            this.RefillRequired = true;291            Specification.Monitor<LivenessMonitor>(new LivenessMonitor.IdleEvent());292            this.Log.WriteError(message);293        }294        private void OnError()295        {296            this.Error = "Coffee machine needs fixing!";297            Specification.Monitor<LivenessMonitor>(new LivenessMonitor.IdleEvent());298            this.Log.WriteError(this.Error);299        }300        public async Task TerminateAsync()301        {302            this.Halted = true;303            this.Log.WriteLine("Coffee Machine Terminating...");304            var sensors = this.Sensors;305            if (sensors != null)306            {307                await sensors.SetPowerSwitchAsync(false);308            }...

OnError

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Coyote;4using Microsoft.Coyote.Actors;5using Microsoft.Coyote.Samples.CoffeeMachineTasks;6{7    {8        {9        }10        {11        }12        {13            public Exception Exception { get; set; }14        }15        {16        }17        {18        }19        {20        }21        {22            public Exception Exception { get; set; }23        }24        {25        }26        {27        }28        {29        }30        {31        }32        private TaskCompletionSource<bool> MakeCoffeeAsync()33        {34            var tcs = new TaskCompletionSource<bool>();35            Task.Run(async () =>36            {37                await Task.Delay(1000);38                tcs.SetResult(true);39            });40            return tcs;41        }42        private TaskCompletionSource<bool> TurnOnAsync()43        {44            var tcs = new TaskCompletionSource<bool>();45            Task.Run(async () =>46            {47                await Task.Delay(1000);48                tcs.SetResult(true);49            });50            return tcs;51        }52        private TaskCompletionSource<bool> TurnOffAsync()53        {54            var tcs = new TaskCompletionSource<bool>();55            Task.Run(async () =>56            {57                await Task.Delay(1000);58                tcs.SetResult(true);59            });60            return tcs;61        }62        private TaskCompletionSource<bool> RepairAsync()63        {64            var tcs = new TaskCompletionSource<bool>();65            Task.Run(async () =>66            {67                await Task.Delay(1000);68                tcs.SetResult(true);69            });70            return tcs;71        }72        private TaskCompletionSource<bool> ResetAsync()73        {74            var tcs = new TaskCompletionSource<bool>();75            Task.Run(async () =>76            {77                await Task.Delay(1000);78                tcs.SetResult(true);79            });80            return tcs;81        }82        private TaskCompletionSource<bool> OnErrorAsync(Exception exception)83        {

OnError

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Coyote;4using Microsoft.Coyote.Samples.CoffeeMachineTasks;5{6    {7        private static int _waterLevel = 100;8        private static int _beansLevel = 100;9        private static int _milkLevel = 100;10        private static int _cupsLevel = 100;11        private static int _moneyLevel = 0;12        public static void Main()13        {14            Task.Run(() => Run());15            Console.ReadLine();16        }17        public static void Run()18        {19            CoffeeMachine coffeeMachine = new CoffeeMachine();20            coffeeMachine.OnError += CoffeeMachine_OnError;21            coffeeMachine.MakeCoffee();22        }23        private static void CoffeeMachine_OnError(object sender, EventArgs e)24        {25            Console.WriteLine("Coffee machine error: " + e.ToString());26        }27        public event EventHandler OnError;28        public void MakeCoffee()29        {30            if (_waterLevel < 10)31            {32                OnError?.Invoke(this, new EventArgs());33            }34            if (_beansLevel < 10)35            {36                OnError?.Invoke(this, new EventArgs());37            }38            if (_milkLevel < 10)39            {40                OnError?.Invoke(this, new EventArgs());41            }42            if (_cupsLevel < 1)43            {44                OnError?.Invoke(this, new EventArgs());45            }46            _waterLevel -= 10;47            _beansLevel -= 10;48            _milkLevel -= 10;49            _cupsLevel -= 1;50            _moneyLevel += 10;51        }52    }53}

OnError

Using AI Code Generation

1{2    using System;3    using System.Threading.Tasks;4    using Microsoft.Coyote;5    using Microsoft.Coyote.Tasks;6    {7        [OnEntry(nameof(InitOnEntry))]8        [OnEventDoAction(typeof(Start), nameof(StartCoffee))]9        [OnEventDoAction(typeof(CoffeeReady), nameof(ServeCoffee))]10        [OnEventDoAction(typeof(CoffeeFinished), nameof(Shutdown))]11        [OnEventDoAction(typeof(Error), nameof(OnError))]12        class Init : State { }13        private void InitOnEntry(Event e)14        {15            this.RaiseEvent(new Start());16        }17        private void StartCoffee(Event e)18        {19            this.RaiseEvent(new CoffeeReady());20        }21        private void ServeCoffee(Event e)22        {23            this.RaiseEvent(new CoffeeFinished());24        }25        private void Shutdown(Event e)26        {27            this.RaiseHaltEvent();28        }29        private void OnError(Event e)30        {31            Console.WriteLine("Error occured");32        }33    }34}35{36    using System;37    using System.Threading.Tasks;38    using Microsoft.Coyote;39    using Microsoft.Coyote.Tasks;40    {41        static async Task Main(string[] args)42        {43            var config = Configuration.Create();44            config.EnableTestingIterations = true;45            config.MaxSchedulingSteps = 1000;46            config.SchedulingIterations = 1000;47            config.Verbose = 2;48            await RunAsync(config);

OnError

Using AI Code Generation

1using System;2using Microsoft.Coyote.Samples.CoffeeMachineTasks;3using Microsoft.Coyote.Tasks;4{5    {6        static void Main(string[] args)7        {8            CoffeeMachine coffeeMachine = new CoffeeMachine();9            coffeeMachine.OnError += CoffeeMachine_OnError;10            coffeeMachine.Start();11        }12        private static void CoffeeMachine_OnError(object sender, ErrorEventArgs e)13        {14            Console.WriteLine(e.ToString());15        }16    }17}18using System;19using Microsoft.Coyote.Samples.CoffeeMachineTasks;20using Microsoft.Coyote.Tasks;21{22    {23        static void Main(string[] args)24        {25            CoffeeMachine coffeeMachine = new CoffeeMachine();26            coffeeMachine.OnError += CoffeeMachine_OnError;27            coffeeMachine.Start();28        }29        private static void CoffeeMachine_OnError(object sender, ErrorEventArgs e)30        {31            Console.WriteLine(e.ToString());32        }33    }34}35using System;36using Microsoft.Coyote.Samples.CoffeeMachineTasks;37using Microsoft.Coyote.Tasks;38{39    {40        static void Main(string[] args)41        {42            CoffeeMachine coffeeMachine = new CoffeeMachine();43            coffeeMachine.OnError += CoffeeMachine_OnError;44            coffeeMachine.Start();45        }46        private static void CoffeeMachine_OnError(object sender, ErrorEventArgs e)47        {48            Console.WriteLine(e.ToString());49        }50    }51}52using System;53using Microsoft.Coyote.Samples.CoffeeMachineTasks;54using Microsoft.Coyote.Tasks;55{56    {57        static void Main(string[] args)58        {59            CoffeeMachine coffeeMachine = new CoffeeMachine();60            coffeeMachine.OnError += CoffeeMachine_OnError;61            coffeeMachine.Start();62        }63        private static void CoffeeMachine_OnError(object sender, ErrorEventArgs e)64        {65            Console.WriteLine(e.ToString());

OnError

Using AI Code Generation

1{2    using System;3    using System.Threading.Tasks;4    using Microsoft.Coyote;5    using Microsoft.Coyote.Tasks;6    {7        internal class Ready : State { }8        internal class MakeCoffee : State { }9        internal class OutOfCoffee : State { }10        internal class Start : Event { }11        internal class Make : Event { }12        internal class Done : Event { }13        internal class Error : Event { }14        [OnEntry(nameof(Initialize))]15        [OnEventDoAction(typeof(Start), nameof(StartCoffee))]16        [OnEventDoAction(typeof(Make), nameof(MakeCoffee))]17        [OnEventDoAction(typeof(Error), nameof(OnError))]18        [OnEventDoAction(typeof(Done), nameof(DoneCoffee))]19        private class Init : StateMachineState { }20        private void Initialize()21        {22            this.RaiseEvent(new Start());23        }24        private void StartCoffee()25        {26            this.RaiseEvent(new Make());27        }28        private void MakeCoffee()29        {30            this.RaiseEvent(new Done());31        }32        private void DoneCoffee()33        {34            this.RaiseEvent(new Start());35        }36        private void OnError()37        {38            this.RaiseEvent(new Halt());39        }40    }41    {42        public static void Main()43        {44            Task task = Task.Run(() =>45            {46                Runtime runtime = RuntimeFactory.Create();47                runtime.RegisterMonitor(typeof(CoffeeMachineMonitor));48                runtime.CreateActor(typeof(CoffeeMachine));49                runtime.Start();50            });51            task.Wait();52        }53    }54}55Bug #1: (Bug found in line 0 of the test program)

OnError

Using AI Code Generation

1using Microsoft.Coyote.Samples.CoffeeMachineTasks;2using System;3using System.Threading.Tasks;4using System.Threading;5{6    {7        public async Task MakeCoffeeAsync()8        {9            await Task.Delay(1000);10            throw new Exception("Error in making coffee");11        }12        public async Task MakeTeaAsync()13        {14            await Task.Delay(1000);15            throw new Exception("Error in making tea");16        }17        public async Task MakeCappuccinoAsync()18        {19            await Task.Delay(1000);20            throw new Exception("Error in making cappuccino");21        }22    }23}24using Microsoft.Coyote.Samples.CoffeeMachineTasks;25using System;26using System.Threading.Tasks;27using System.Threading;28{29    {30        public async Task MakeCoffeeAsync()31        {32            await Task.Delay(1000);33            throw new Exception("Error in making coffee");34        }35        public async Task MakeTeaAsync()36        {37            await Task.Delay(1000);38            throw new Exception("Error in making tea");39        }40        public async Task MakeCappuccinoAsync()41        {42            await Task.Delay(1000);43            throw new Exception("Error in making cappuccino");44        }45    }46}47using Microsoft.Coyote.Samples.CoffeeMachineTasks;48using System;49using System.Threading.Tasks;50using System.Threading;51{52    {53        public async Task MakeCoffeeAsync()54        {55            await Task.Delay(1000);56            throw new Exception("Error in making coffee");57        }58        public async Task MakeTeaAsync()59        {60            await Task.Delay(1000);61            throw new Exception("Error in making tea");62        }63        public async Task MakeCappuccinoAsync()64        {65            await Task.Delay(1000);66            throw new Exception("Error in making cappuccino");67        }68    }69}

OnError

Using AI Code Generation

1using System;2using Microsoft.Coyote;3using Microsoft.Coyote.Samples.CoffeeMachineTasks;4using Microsoft.Coyote.Tasks;5{6    {7        static void Main(string[] args)8        {9            CoffeeMachine machine = new CoffeeMachine();10            machine.OnError += (sender, e) => { Console.WriteLine("Error: {0}", e.Message); };11            Task.Run(() => machine.Run());12        }13    }14}15using System;16using Microsoft.Coyote;17using Microsoft.Coyote.Samples.CoffeeMachineTasks;18using Microsoft.Coyote.Tasks;19{20    {21        static void Main(string[] args)22        {23            CoffeeMachine machine = new CoffeeMachine();24            machine.OnError += (sender, e) => { Console.WriteLine("Error: {0}", e.Message); };25            Task.Run(() => machine.Run());26        }27    }28}29using System;30using Microsoft.Coyote;31using Microsoft.Coyote.Samples.CoffeeMachineTasks;32using Microsoft.Coyote.Tasks;33{34    {35        static void Main(string[] args)36        {37            CoffeeMachine machine = new CoffeeMachine();38            machine.OnError += (sender, e) => { Console.WriteLine("Error: {0}", e.Message); };39            Task.Run(() => machine.Run());40        }41    }42}43using System;44using Microsoft.Coyote;45using Microsoft.Coyote.Samples.CoffeeMachineTasks;46using Microsoft.Coyote.Tasks;47{48    {49        static void Main(string[] args)50        {51            CoffeeMachine machine = new CoffeeMachine();52            machine.OnError += (sender, e) => { Console.WriteLine("Error: {0}", e.Message); };53            Task.Run(() => machine.Run());54        }55    }56}

OnError

Using AI Code Generation

1{2    {3        private static void Main()4        {5            CoffeeMachine coffeeMachine = new CoffeeMachine();6            coffeeMachine.OnError += (sender, e) => Console.WriteLine(e.Message);7            coffeeMachine.Start();8            coffeeMachine.ButtonPressed();9            coffeeMachine.ButtonPressed();

OnError

Using AI Code Generation

1{2    using System;3    using System.Threading.Tasks;4    using Microsoft.Coyote;5    using Microsoft.Coyote.Tasks;6    {7        private readonly int _maxCups;8        private int _cups;9        public CoffeeMachine(int maxCups)10        {11            _maxCups = maxCups;12        }13        public async Task MakeCoffeeAsync()14        {15            if (_cups == _maxCups)16            {17                throw new Exception("No more cups.");18            }19            await Task.Delay(1000);20            _cups++;21        }22        public void OnError(Exception ex)23        {24            Console.WriteLine("Error: " + ex.Message);25        }26    }27}28{29    using System;30    using System.Threading.Tasks;31    using Microsoft.Coyote;32    using Microsoft.Coyote.Tasks;33    {34        private readonly int _maxCups;35        private int _cups;36        public CoffeeMachine(int maxCups)37        {38            _maxCups = maxCups;39        }40        public async Task MakeCoffeeAsync()41        {42            if (_cups == _maxCups)43            {44                throw new Exception("No more cups.");45            }46            await Task.Delay(1000);47            _cups++;48        }49        public void OnError(Exception ex)50        {51            Console.WriteLine("Error: " + ex.Message);52        }53    }54}55{56    using System;57    using System.Threading.Tasks;58    using Microsoft.Coyote;59    using Microsoft.Coyote.Tasks;60    {61        private readonly int _maxCups;62        private int _cups;63        public CoffeeMachine(int maxCups)64        {

OnError

Using AI Code Generation

1Coyote.Interception.OnError += (object sender, Coyote.Interception.ErrorEventArgs e) => {2    Console.WriteLine("Error " + e.Exception.Message);3};4Coyote.Interception.OnError += (object sender, Coyote.Interception.ErrorEventArgs e) => {5    Console.WriteLine("Error " + e.Exception.Message);6    e.RethrowException = false;7};8Coyote.Interception.OnError += (object sender, Coyote.Interception.ErrorEventArgs e) => {9    Console.WriteLine("Error " + e.Exception.Message);10    e.RethrowException = false;11    e.Handled = true;12};13Coyote.Interception.OnError += (object sender, Coyote.Interception.ErrorEventArgs e) => {14    Console.WriteLine("Error " + e.Exception.Message);15    e.RethrowException = false;16    e.Handled = true;17    e.Continue = true;18};19Coyote.Interception.OnError += (object sender, Coyote.Interception.ErrorEventArgs e) => {20    Console.WriteLine("Error " + e.Exception.Message);21    e.RethrowException = false;22    e.Handled = true;23    e.Continue = true;24    e.ContinueWith = new Task(() => Console.WriteLine("Continuing"));25};26Coyote.Interception.OnError += (object sender, Coyote.Interception.ErrorEventArgs e) => {27    Console.WriteLine("Error " + e.Exception.Message);28    e.RethrowException = false;29    e.Handled = true;30    e.Continue = true;31    e.ContinueWith = new Task(() => Console.WriteLine("Continuing"));32    e.ContinueWith.Start();33};34Coyote.Interception.OnError += (object sender, Coyote.Interception.ErrorEventArgs e) => {35    Console.WriteLine("Error " + e.Exception.Message);36    e.RethrowException = false;37    e.Handled = true;38    e.Continue = true;39    e.ContinueWith = new Task(() => Console.WriteLine("Continuing"));40    e.ContinueWith.Start();41    e.ContinueWith.Wait();42};43Coyote.Interception.OnError += (object sender, Coyote.Interception.ErrorEventArgs e) => {44    Console.WriteLine("Error " + e.Exception.Message);45    e.RethrowException = false;46    e.Handled = true;47    e.Continue = true;48    e.ContinueWith = new Task(() => Console.WriteLine("Continuing"));49    e.ContinueWith.Start();

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