How to use DelayOperation class of Microsoft.Coyote.Runtime package

Best Coyote code snippet using Microsoft.Coyote.Runtime.DelayOperation

SchedulingPoint.cs

Source:SchedulingPoint.cs

...26                    runtime.ScheduleNextOperation(current, SchedulingPointType.Interleave, isSuppressible: false);27                }28                else if (runtime.SchedulingPolicy is SchedulingPolicy.Fuzzing)29                {30                    runtime.DelayOperation(current);31                }32            }33        }34        /// <summary>35        /// Attempts to yield execution to another controlled operation.36        /// </summary>37        /// <remarks>38        /// Invoking this method might lower the scheduling priority of the currently executing39        /// operation when certain exploration strategies are used.40        /// </remarks>41        public static void Yield()42        {43            var runtime = CoyoteRuntime.Current;44            if (runtime.SchedulingPolicy != SchedulingPolicy.None &&45                runtime.TryGetExecutingOperation(out ControlledOperation current))46            {47                if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)48                {49                    runtime.ScheduleNextOperation(current, SchedulingPointType.Yield, isSuppressible: false, isYielding: true);50                }51                else if (runtime.SchedulingPolicy is SchedulingPolicy.Fuzzing)52                {53                    runtime.DelayOperation(current);54                }55            }56        }57#pragma warning disable CA1801 // Parameter not used58        /// <summary>59        /// Explores a possible interleaving due to a 'READ' operation on the specified shared state.60        /// </summary>61        /// <param name="state">The shared state that is being read represented as a string.</param>62        /// <param name="comparer">63        /// Checks if the read shared state is equal with another shared state that is being accessed concurrently.64        /// </param>65        public static void Read(string state, IEqualityComparer<string> comparer = default)66        {67            var runtime = CoyoteRuntime.Current;68            if (runtime.SchedulingPolicy != SchedulingPolicy.None &&69                runtime.TryGetExecutingOperation(out ControlledOperation current))70            {71                if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)72                {73                    runtime.ScheduleNextOperation(current, SchedulingPointType.Read, isSuppressible: false);74                }75                else if (runtime.SchedulingPolicy is SchedulingPolicy.Fuzzing)76                {77                    runtime.DelayOperation(current);78                }79            }80        }81        /// <summary>82        /// Explores a possible interleaving due to a 'WRITE' operation on the specified shared state.83        /// </summary>84        /// <param name="state">The shared state that is being written represented as a string.</param>85        /// <param name="comparer">86        /// Checks if the written shared state is equal with another shared state that is being accessed concurrently.87        /// </param>88        public static void Write(string state, IEqualityComparer<string> comparer = default)89        {90            var runtime = CoyoteRuntime.Current;91            if (runtime.SchedulingPolicy != SchedulingPolicy.None &&92                runtime.TryGetExecutingOperation(out ControlledOperation current))93            {94                if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)95                {96                    runtime.ScheduleNextOperation(current, SchedulingPointType.Write, isSuppressible: false);97                }98                else if (runtime.SchedulingPolicy is SchedulingPolicy.Fuzzing)99                {100                    runtime.DelayOperation(current);101                }102            }103        }104        /// <summary>105        /// Suppresses interleavings until <see cref="Resume"/> is invoked.106        /// </summary>107        /// <remarks>108        /// This method does not suppress interleavings that happen when an operation is waiting109        /// some other operation to complete, when an operation completes and the scheduler110        /// switches to a new operation, or interleavings from uncontrolled concurrency.111        /// </remarks>112        public static void Suppress()113        {114            var runtime = CoyoteRuntime.Current;...

TaskServices.cs

Source:TaskServices.cs

...29                        runtime.PauseOperationUntil(current, () => task.IsCompleted, !isTaskUncontrolled, $"task '{task.Id}' to complete");30                    }31                    else if (runtime.SchedulingPolicy is SchedulingPolicy.Fuzzing)32                    {33                        runtime.DelayOperation(current);34                    }35                }36            }37        }38        /// <summary>39        /// Pauses the current operation until all of the specified tasks complete.40        /// </summary>41        internal static void WaitUntilAllTasksComplete(CoyoteRuntime runtime, SystemTask[] tasks)42        {43            bool isAnyTaskUncontrolled = IsAnyTaskUncontrolled(runtime, tasks);44            if (runtime.TryGetExecutingOperation(out ControlledOperation current))45            {46                if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)47                {48                    runtime.PauseOperationUntil(current, () => tasks.All(t => t.IsCompleted), !isAnyTaskUncontrolled,49                        string.Format("all tasks ('{0}') to complete", string.Join("', '", tasks.Select(t => t.Id.ToString()))));50                }51                else if (runtime.SchedulingPolicy is SchedulingPolicy.Fuzzing)52                {53                    runtime.DelayOperation(current);54                }55            }56        }57        /// <summary>58        /// Pauses the current operation until any of the specified tasks completes.59        /// </summary>60        internal static void WaitUntilAnyTaskCompletes(CoyoteRuntime runtime, SystemTask[] tasks)61        {62            bool isAnyTaskUncontrolled = IsAnyTaskUncontrolled(runtime, tasks);63            if (runtime.TryGetExecutingOperation(out ControlledOperation current))64            {65                if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)66                {67                    runtime.PauseOperationUntil(current, () => tasks.Any(t => t.IsCompleted), !isAnyTaskUncontrolled,68                        string.Format("any task ('{0}') to complete", string.Join("', '", tasks.Select(t => t.Id.ToString()))));69                }70                else if (runtime.SchedulingPolicy is SchedulingPolicy.Fuzzing)71                {72                    runtime.DelayOperation(current);73                }74            }75        }76        /// <summary>77        /// Checks if any of the specified tasks is uncontrolled.78        /// </summary>79        private static bool IsAnyTaskUncontrolled(CoyoteRuntime runtime, SystemTask[] tasks)80        {81            bool isAnyTaskUncontrolled = false;82            foreach (var task in tasks)83            {84                if (!task.IsCompleted)85                {86                    isAnyTaskUncontrolled |= runtime.CheckIfAwaitedTaskIsUncontrolled(task);...

DelayOperation.cs

Source:DelayOperation.cs

...4{5    /// <summary>6    /// Represents a controlled operation that can be delayed during testing.7    /// </summary>8    internal class DelayOperation : ControlledOperation9    {10        /// <summary>11        /// The value until the operation may resume executing.12        /// </summary>13        internal int Delay;14        /// <summary>15        /// Initializes a new instance of the <see cref="DelayOperation"/> class.16        /// </summary>17        internal DelayOperation(ulong operationId, string name, uint delay, CoyoteRuntime runtime)18            : base(operationId, name, null, runtime)19        {20            this.Delay = delay > int.MaxValue ? int.MaxValue : (int)delay;21        }22    }23}...

DelayOperation

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Coyote;4using Microsoft.Coyote.Runtime;5using Microsoft.Coyote.Tasks;6{7    {8        static void Main(string[] args)9        {10            Console.WriteLine("Hello World!");11            CoyoteRuntime runtime = CoyoteRuntime.Create();12            runtime.RegisterMonitor(typeof(DelayMonitor));13            runtime.CreateActor(typeof(Actor1));14            runtime.CreateActor(typeof(Actor2));15            runtime.Wait();16        }17    }18    {19        [OnEventDoAction(typeof(UnitEvent), nameof(Start))]20        class Init : State { }21        async Task Start()22        {

DelayOperation

Using AI Code Generation

1using Microsoft.Coyote.Runtime;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            Console.WriteLine("Hello World!");9            await DelayOperation.Create(TimeSpan.FromSeconds(10));10            Console.WriteLine("Hello World!");11        }12    }13}

DelayOperation

Using AI Code Generation

1using Microsoft.Coyote.Runtime;2using System;3using System.Threading.Tasks;4{5    {6        static void Main(string[] args)7        {8            Console.WriteLine("Hello World!");9            var task = Task.Run(() =>10            {11                DelayOperation.Delay(2000);12                Console.WriteLine("After Delay");13            });14            task.Wait();15        }16    }17}

DelayOperation

Using AI Code Generation

1using Microsoft.Coyote;2using Microsoft.Coyote.Tasks;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            await Task.Run(async () =>9            {10                await Task.Delay(1000);11                await Task.Delay(2000);12            });13        }14    }15}16using Microsoft.Coyote;17using Microsoft.Coyote.Tasks;18using System.Threading.Tasks;19{20    {21        static async Task Main(string[] args)22        {23            await Task.Run(async () =>24            {25                await Task.Delay(1000);26                await Task.Delay(2000);27            });28        }29    }30}31using Microsoft.Coyote;32using Microsoft.Coyote.Tasks;33using System.Threading.Tasks;34{35    {36        static async Task Main(string[] args)37        {38            await Task.Run(async () =>39            {40                await Task.Delay(1000);41                await Task.Delay(2000);42            });43        }44    }45}46using Microsoft.Coyote;47using Microsoft.Coyote.Tasks;48using System.Threading.Tasks;49{50    {51        static async Task Main(string[] args)52        {53            await Task.Run(async () =>54            {55                await Task.Delay(1000);56                await Task.Delay(2000);57            });58        }59    }60}61using Microsoft.Coyote;62using Microsoft.Coyote.Tasks;63using System.Threading.Tasks;64{65    {66        static async Task Main(string[] args)67        {68            await Task.Run(async () =>69            {70                await Task.Delay(1000);71                await Task.Delay(2000);72            });73        }74    }75}76using Microsoft.Coyote;77using Microsoft.Coyote.Tasks;78using System.Threading.Tasks;

DelayOperation

Using AI Code Generation

1{2    {3        public static void Main(string[] args)4        {5            var delay = new DelayOperation(TimeSpan.FromSeconds(1));6            delay.Start();7            Console.WriteLine("Hello World!");8            delay.Wait();9        }10    }11}

DelayOperation

Using AI Code Generation

1DelayOperation.Delay(TimeSpan.FromSeconds(1.0));2DelayOperation.Delay(TimeSpan.FromSeconds(1.0));3DelayOperation.Delay(TimeSpan.FromSeconds(1.0));4DelayOperation.Delay(TimeSpan.FromSeconds(1.0));5DelayOperation.Delay(TimeSpan.FromSeconds(1.0));6DelayOperation.Delay(TimeSpan.FromSeconds(1.0));7DelayOperation.Delay(TimeSpan.FromSeconds(1.0));8DelayOperation.Delay(TimeSpan.FromSeconds(1.0));9DelayOperation.Delay(TimeSpan.FromSeconds(1.0));10DelayOperation.Delay(TimeSpan.FromSeconds(1.0

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