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Microsoft.Coyote.Samples.CoffeeMachineTasks
CoffeeMachine

How to use CoffeeMachine class of Microsoft.Coyote.Samples.CoffeeMachineTasks package

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

CoffeeMachine.cs

Source:CoffeeMachine.cs

...3using System;4using System.Threading.Tasks;5using Microsoft.Coyote.Samples.Common;6using Microsoft.Coyote.Specifications;7namespace Microsoft.Coyote.Samples.CoffeeMachineTasks8{9    /// <summary>10    /// This async interface is provided by the CoffeeMachine.11    /// </summary>12    internal interface ICoffeeMachine13    {14        /// <summary>15        /// Initialize the coffee machine, checking the Sensors to make sure we're good to go.16        /// </summary>17        /// <param name="sensors">The persistent sensor state.</param>18        /// <returns>True if everything looks good, false if we cannot make coffee at this time.</returns>19        Task<bool> InitializeAsync(ISensors sensors);20        /// <summary>21        /// Make a coffee.  This is a long running async operation.22        /// </summary>23        /// <param name="shots">The number of espresso shots.</param>24        /// <returns>An async task that can be controlled by Coyote tester containing an optional string error message.</returns>25        Task<string> MakeCoffeeAsync(int shots);26        /// <summary>27        /// Reboot the coffee machine!28        /// </summary>29        /// <returns>An async task.</returns>30        Task TerminateAsync();31    }32    /// <summary>33    /// Implementation of the ICoffeeMachine interface.34    /// </summary>35    internal class CoffeeMachine : ICoffeeMachine36    {37        private readonly object SyncObject = new object();38        private bool Initialized;39        private ISensors Sensors;40        private bool Heating;41        private double? WaterLevel;42        private double? HopperLevel;43        private bool? DoorOpen;44        private double? PortaFilterCoffeeLevel;45        private double? WaterTemperature;46        private int ShotsRequested;47        private double PreviousShotCount;48        private bool RefillRequired;49        private string Error;...

FailoverDriver.cs

Source:FailoverDriver.cs

...3using System;4using System.Threading.Tasks;5using Microsoft.Coyote.Random;6using Microsoft.Coyote.Samples.Common;7namespace Microsoft.Coyote.Samples.CoffeeMachineTasks8{9    /// <summary>10    /// This interface is designed to test how the CoffeeMachine handles "failover" or specifically,11    /// can it correctly "restart after failure" without getting into a bad state. The CoffeeMachine12    /// will be randomly terminated. The only thing the CoffeeMachine can depend on is the persistence13    /// of the state provided by the MockSensors.14    /// </summary>15    internal interface IFailoverDriver16    {17        Task RunTest();18    }19    /// <summary>20    /// This class implements the IFailoverDriver.21    /// </summary>22    internal class FailoverDriver : IFailoverDriver23    {24        private readonly ISensors Sensors;25        private ICoffeeMachine CoffeeMachine;26        private bool IsInitialized;27        private bool RunForever;28        private int Iterations;29        private ControlledTimer HaltTimer;30        private readonly Generator RandomGenerator;31        private readonly LogWriter Log = LogWriter.Instance;32        public FailoverDriver(bool runForever)33        {34            this.RunForever = runForever;35            this.RandomGenerator = Generator.Create();36            this.Sensors = new MockSensors(runForever);37        }38        public async Task RunTest()39        {40            bool halted = true;41            while (this.RunForever || this.Iterations <= 1)42            {43                this.Log.WriteLine("#################################################################");44                // Create a new CoffeeMachine instance.45                string error = null;46                if (halted)47                {48                    this.Log.WriteLine("starting new CoffeeMachine iteration {0}.", this.Iterations);49                    this.IsInitialized = false;50                    this.CoffeeMachine = new CoffeeMachine();51                    halted = false;52                    this.IsInitialized = await this.CoffeeMachine.InitializeAsync(this.Sensors);53                    if (!this.IsInitialized)54                    {55                        error = "init failed";56                    }57                }58                if (error == null)59                {60                    // Setup a timer to randomly kill the coffee machine. When the timer fires we61                    // will restart the coffee machine and this is testing that the machine can62                    // recover gracefully when that happens.63                    this.HaltTimer = new ControlledTimer("HaltTimer", TimeSpan.FromSeconds(this.RandomGenerator.NextInteger(7) + 1), new Action(this.OnStopTest));64                    // Request a coffee!65                    var shots = this.RandomGenerator.NextInteger(3) + 1;66                    error = await this.CoffeeMachine.MakeCoffeeAsync(shots);67                }68                if (string.Compare(error, "<halted>", StringComparison.OrdinalIgnoreCase) == 0)69                {70                    // Then OnStopTest did it's thing, so it is time to create new coffee machine.71                    this.Log.WriteWarning("CoffeeMachine is halted.");72                    halted = true;73                }74                else if (!string.IsNullOrEmpty(error))75                {76                    this.Log.WriteWarning("CoffeeMachine reported an error.");77                    // No point trying to make more coffee.78                    this.RunForever = false;79                    this.Iterations = 10;80                }81                else82                {83                    // In this case we let the same CoffeeMachine continue on then.84                    this.Log.WriteLine("CoffeeMachine completed the job.");85                }86                this.Iterations++;87            }88            // Shutdown the sensors because test is now complete.89            this.Log.WriteLine("Test is complete, press ENTER to continue...");90            await this.Sensors.TerminateAsync();91        }92        internal void OnStopTest()93        {94            if (!this.IsInitialized)95            {96                // Not ready!97                return;98            }99            if (this.HaltTimer != null)100            {101                this.HaltTimer.Stop();102                this.HaltTimer = null;103            }104            // Halt the CoffeeMachine. HaltEvent is async and we must ensure the CoffeeMachine105            // is really halted before we create a new one because MockSensors will get confused106            // if two CoffeeMachines are running at the same time. So we've implemented a terminate107            // handshake here. We send event to the CoffeeMachine to terminate, and it sends back108            // a HaltedEvent when it really has been halted.109            this.Log.WriteLine("forcing termination of CoffeeMachine.");110            Task.Run(this.CoffeeMachine.TerminateAsync);111        }112    }113}...

CoffeeMachine

Using AI Code Generation

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

CoffeeMachine

Using AI Code Generation

1using Microsoft.Coyote.Samples.CoffeeMachineTasks;2using System;3using System.Threading.Tasks;4{5    {6        static void Main(string[] args)7        {8            Console.WriteLine("Hello World!");9            CoffeeMachine coffeeMachine = new CoffeeMachine();10            coffeeMachine.Start();11            coffeeMachine.MakeCoffee();12            coffeeMachine.Stop();13            Console.ReadLine();14        }15    }16}17using Microsoft.Coyote.Samples.CoffeeMachineTasks;18using System;19using System.Threading.Tasks;20{21    {22        static void Main(string[] args)23        {24            Console.WriteLine("Hello World!");25            CoffeeMachine coffeeMachine = new CoffeeMachine();26            coffeeMachine.Start();27            coffeeMachine.MakeCoffee();28            coffeeMachine.Stop();29            Console.ReadLine();30        }31    }32}33using Microsoft.Coyote.Samples.CoffeeMachineTasks;34using System;35using System.Threading.Tasks;36{37    {38        static void Main(string[] args)39        {40            Console.WriteLine("Hello World!");41            CoffeeMachine coffeeMachine = new CoffeeMachine();42            coffeeMachine.Start();43            coffeeMachine.MakeCoffee();44            coffeeMachine.Stop();45            Console.ReadLine();46        }47    }48}49using Microsoft.Coyote.Samples.CoffeeMachineTasks;50using System;51using System.Threading.Tasks;52{53    {54        static void Main(string[] args)55        {56            Console.WriteLine("Hello World!");57            CoffeeMachine coffeeMachine = new CoffeeMachine();58            coffeeMachine.Start();59            coffeeMachine.MakeCoffee();60            coffeeMachine.Stop();61            Console.ReadLine();62        }63    }64}65using Microsoft.Coyote.Samples.CoffeeMachineTasks;66using System;67using System.Threading.Tasks;

CoffeeMachine

Using AI Code Generation

1using Microsoft.Coyote.Samples.CoffeeMachineTasks;2using System.Threading.Tasks;3{4    {5        public async Task MakeCoffee()6        {7            await Task.Delay(1000);8        }9    }10}11using Microsoft.Coyote.Samples.CoffeeMachine;12using System.Threading.Tasks;13{14    {15        public async Task MakeCoffee()16        {17            await Task.Delay(1000);18        }19    }20}21using Microsoft.Coyote.Samples.CoffeeMachineTasks;22using System.Threading.Tasks;23{24    {25        public async Task MakeCoffee()26        {27            await Task.Delay(1000);28        }29    }30}31using Microsoft.Coyote.Samples.CoffeeMachine;32using System.Threading.Tasks;33{34    {35        public async Task MakeCoffee()36        {37            await Task.Delay(1000);38        }39    }40}41using Microsoft.Coyote.Samples.CoffeeMachineTasks;42using System.Threading.Tasks;43{44    {45        public async Task MakeCoffee()46        {47            await Task.Delay(1000);48        }49    }50}51using Microsoft.Coyote.Samples.CoffeeMachine;52using System.Threading.Tasks;53{54    {55        public async Task MakeCoffee()56        {57            await Task.Delay(1000);58        }59    }60}

CoffeeMachine

Using AI Code Generation

1using Microsoft.Coyote.Samples.CoffeeMachineTasks;2using System.Threading.Tasks;3{4    {5        public async Task MakeCoffee()6        {7        }8    }9}10using Microsoft.Coyote.Samples.CoffeeMachineTasks;11using System.Threading.Tasks;12{13    {14        public async Task MakeCoffee()15        {16        }17    }18}19using Microsoft.Coyote.Samples.CoffeeMachineTasks;20using System.Threading.Tasks;21{22    {23        public async Task MakeCoffee()24        {25        }26    }27}28using Microsoft.Coyote.Samples.CoffeeMachineTasks;29using System.Threading.Tasks;30{31    {32        public async Task MakeCoffee()33        {34        }35    }36}37using Microsoft.Coyote.Samples.CoffeeMachineTasks;38using System.Threading.Tasks;39{40    {41        public async Task MakeCoffee()42        {43        }44    }45}46using Microsoft.Coyote.Samples.CoffeeMachineTasks;47using System.Threading.Tasks;48{49    {50        public async Task MakeCoffee()51        {52        }53    }54}

CoffeeMachine

Using AI Code Generation

1using Microsoft.Coyote.Samples.CoffeeMachineTasks;2using System.Threading.Tasks;3{4    {5        public void MakeCoffee()6        {7        }8    }9}10using Microsoft.Coyote.Samples.CoffeeMachineTasks;11using System.Threading.Tasks;12{13    {14        public void MakeCoffee()15        {16        }17    }18}

CoffeeMachine

Using AI Code Generation

1using Microsoft.Coyote.Samples.CoffeeMachineTasks;2using Microsoft.Coyote.Actors;3{4    public static void Main()5    {6        var coffeeMachine = new CoffeeMachine();7        coffeeMachine.SendEvent(new MakeCoffee());8        coffeeMachine.SendEvent(new MakeCoffee());9    }10}11using Microsoft.Coyote.Actors;12using Microsoft.Coyote.Samples.CoffeeMachineTasks;13{14    public static void Main()15    {16        var coffeeMachine = new CoffeeMachine();17        new Thread(() => coffeeMachine.Run()).Start();18        coffeeMachine.SendEvent(new MakeCoffee());19        coffeeMachine.SendEvent(new MakeCoffee());20    }21}

CoffeeMachine

Using AI Code Generation

1using Microsoft.Coyote.Samples.CoffeeMachineTasks;2{3    {4        static void Main()5        {6            CoffeeMachine coffeeMachine = new CoffeeMachine();7            coffeeMachine.Run();8        }9    }10}

CoffeeMachine

Using AI Code Generation

1using Microsoft.Coyote.Samples.CoffeeMachineTasks;2using System.Threading.Tasks;3using System;4{5    {6        private int _coffee;7        private int _milk;8        private int _water;9        private int _sugar;10        private int _cups;11        public CoffeeMachine(int coffee, int milk, int water, int sugar, int cups)12        {13            _coffee = coffee;14            _milk = milk;15            _water = water;16            _sugar = sugar;17            _cups = cups;18        }19        public async Task MakeCoffeeAsync(int coffee, int milk, int water, int sugar, int cups)20        {21            await Task.Run(() =>22            {23                if (_coffee >= coffee && _milk >= milk && _water >= water && _sugar >= sugar && _cups >= cups)24                {25                    _coffee -= coffee;26                    _milk -= milk;27                    _water -= water;28                    _sugar -= sugar;29                    _cups -= cups;30                }31                {32                    throw new Exception("Not enough ingredients to make coffee");33                }34            });35        }36        public async Task MakeCoffeeAsync(int coffee, int milk, int water, int sugar)37        {38            await MakeCoffeeAsync(coffee, milk, water, sugar, 1);39        }40        public async Task MakeCoffeeAsync(int coffee, int milk, int water)41        {42            await MakeCoffeeAsync(coffee, milk, water, 0, 1);43        }44        public async Task MakeCoffeeAsync(int coffee, int milk)45        {46            await MakeCoffeeAsync(coffee, milk, 0, 0, 1);47        }48        public async Task MakeCoffeeAsync(int coffee)49        {50            await MakeCoffeeAsync(coffee, 0, 0, 0, 1);51        }52    }53}54using Microsoft.Coyote.Samples.CoffeeMachineTasks;55using System.Threading.Tasks;56using System;57{58    {59        private CoffeeMachine _coffeeMachine;60        public CoffeeMachineUser(CoffeeMachine coffeeMachine)61        {62            _coffeeMachine = coffeeMachine;63        }64        public async Task MakeCoffeeAsync()65        {

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