How to use BoundedBuffer class of Microsoft.Coyote.Samples.BoundedBuffer package

Best Coyote code snippet using Microsoft.Coyote.Samples.BoundedBuffer.BoundedBuffer

Program.cs

Source:Program.cs Github

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...4using System.Collections.Generic;5using System.Threading.Tasks;6using Microsoft.Coyote.IO;7using Microsoft.Coyote.Runtime;8namespace Microsoft.Coyote.Samples.BoundedBuffer9{10 public static class Program11 {12 private static bool RunningMain = false;13 public static void Main(string[] args)14 {15 if (args.Length == 0)16 {17 PrintUsage();18 }19 RunningMain = true;20 foreach (var arg in args)21 {22 if (arg[0] == '-')23 {24 switch (arg.ToUpperInvariant().Trim('-'))25 {26 case "M":27 Console.WriteLine("Running with minimal deadlock...");28 TestBoundedBufferMinimalDeadlock();29 break;30 case "F":31 Console.WriteLine("Running with no deadlock...");32 TestBoundedBufferNoDeadlock();33 break;34 case "?":35 case "H":36 case "HELP":37 PrintUsage();38 return;39 default:40 Console.WriteLine("### Unknown arg: " + arg);41 PrintUsage();42 break;43 }44 }45 }46 }47 private static void PrintUsage()48 {49 Console.WriteLine("Usage: BoundedBuffer [option]");50 Console.WriteLine("Options:");51 Console.WriteLine(" -m Run with minimal deadlock");52 Console.WriteLine(" -f Run fixed version which should not deadlock");53 }54 [Microsoft.Coyote.SystematicTesting.Test]55 public static void TestBoundedBufferFindDeadlockConfiguration(ICoyoteRuntime runtime)56 {57 CheckRewritten();58 var random = Microsoft.Coyote.Random.Generator.Create();59 int bufferSize = random.NextInteger(5) + 1;60 int readers = random.NextInteger(5) + 1;61 int writers = random.NextInteger(5) + 1;62 int iterations = random.NextInteger(10) + 1;63 int totalIterations = iterations * readers;64 int writerIterations = totalIterations / writers;65 int remainder = totalIterations % writers;66 runtime.Logger.WriteLine(LogSeverity.Important, "Testing buffer size {0}, reader={1}, writer={2}, iterations={3}", bufferSize, readers, writers, iterations);67 BoundedBuffer buffer = new BoundedBuffer(bufferSize);68 var tasks = new List<Task>();69 for (int i = 0; i < readers; i++)70 {71 tasks.Add(Task.Run(() => Reader(buffer, iterations)));72 }73 int x = 0;74 for (int i = 0; i < writers; i++)75 {76 int w = writerIterations + ((i == (writers - 1)) ? remainder : 0);77 x += w;78 tasks.Add(Task.Run(() => Writer(buffer, w)));79 }80 Microsoft.Coyote.Specifications.Specification.Assert(x == totalIterations, "total writer iterations doesn't match!");81 Task.WaitAll(tasks.ToArray());82 }83 [Microsoft.Coyote.SystematicTesting.Test]84 public static void TestBoundedBufferMinimalDeadlock()85 {86 CheckRewritten();87 BoundedBuffer buffer = new BoundedBuffer(1);88 var tasks = new List<Task>()89 {90 Task.Run(() => Reader(buffer, 5)),91 Task.Run(() => Reader(buffer, 5)),92 Task.Run(() => Writer(buffer, 10))93 };94 Task.WaitAll(tasks.ToArray());95 }96 private static void Reader(BoundedBuffer buffer, int iterations)97 {98 for (int i = 0; i < iterations; i++)99 {100 object x = buffer.Take();101 }102 }103 private static void Writer(BoundedBuffer buffer, int iterations)104 {105 for (int i = 0; i < iterations; i++)106 {107 buffer.Put("hello " + i);108 }109 }110 [Microsoft.Coyote.SystematicTesting.Test]111 public static void TestBoundedBufferNoDeadlock()112 {113 CheckRewritten();114 BoundedBuffer buffer = new BoundedBuffer(1, true);115 var tasks = new List<Task>()116 {117 Task.Run(() => Reader(buffer, 5)),118 Task.Run(() => Reader(buffer, 5)),119 Task.Run(() => Writer(buffer, 10))120 };121 Task.WaitAll(tasks.ToArray());122 }123 private static void CheckRewritten()124 {125 if (!RunningMain && !Microsoft.Coyote.Rewriting.RewritingEngine.IsAssemblyRewritten(typeof(Program).Assembly))126 {127 throw new Exception(string.Format("Error: please rewrite this assembly using coyote rewrite {0}",128 typeof(Program).Assembly.Location));...

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BoundedBuffer.cs

Source:BoundedBuffer.cs Github

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2// Licensed under the MIT License.3// With thanks to Tom Cargill and4// http://wiki.c2.com/?ExtremeProgrammingChallengeFourteen5using System.Threading;6namespace Microsoft.Coyote.Samples.BoundedBuffer7{8 public class BoundedBuffer9 {10 private readonly object SyncObject = new object();11 private readonly object[] Buffer;12 private readonly bool PulseAll;13 private int PutAt;14 private int TakeAt;15 private int Occupied;16 public BoundedBuffer(int bufferSize, bool pulseAll = false)17 {18 this.PulseAll = pulseAll;19 this.Buffer = new object[bufferSize];20 }21 public void Put(object x)22 {23 lock (this.SyncObject)24 {25 while (this.Occupied == this.Buffer.Length)26 {27 Monitor.Wait(this.SyncObject);28 }29 ++this.Occupied;30 this.PutAt %= this.Buffer.Length;...

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BoundedBuffer

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1using System;2using System.Threading.Tasks;3using Microsoft.Coyote;4using Microsoft.Coyote.Actors;5using Microsoft.Coyote.Samples.BoundedBuffer;6{7 {8 static async Task Main(string[] args)9 {10 var config = Configuration.Create().WithNumberOfIterations(100);11 await RunAsync(config);12 }13 static async Task RunAsync(Configuration config)14 {15 var runtime = RuntimeFactory.Create(config);16 await runtime.CreateActorAsync(typeof(Producer));17 await runtime.CreateActorAsync(typeof(Consumer));

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BoundedBuffer

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1using Microsoft.Coyote;2using Microsoft.Coyote.Samples.BoundedBuffer;3using System;4{5 {6 static void Main(string[] args)7 {8 var config = Configuration.Create();9 config.MaxSchedulingSteps = 1000000;10 config.MaxFairSchedulingSteps = 1000000;11 config.MaxInterleavings = 1000000;12 config.SchedulingIterations = 1000000;13 config.SchedulingSeed = 0;14 config.Verbose = 1;15 config.RandomSchedulingSeed = 0;16 var runtime = RuntimeFactory.Create(config);17 runtime.RegisterMonitor(typeof(BoundedBufferMonitor));18 runtime.CreateActor(typeof(BoundedBuffer));19 runtime.Wait();20 }21 }22}23using Microsoft.Coyote;24using Microsoft.Coyote.Samples.BoundedBuffer;25using System;26{27 {28 static void Main(string[] args)29 {30 var config = Configuration.Create();31 config.MaxSchedulingSteps = 1000000;32 config.MaxFairSchedulingSteps = 1000000;33 config.MaxInterleavings = 1000000;34 config.SchedulingIterations = 1000000;35 config.SchedulingSeed = 0;36 config.Verbose = 1;37 config.RandomSchedulingSeed = 0;38 var runtime = RuntimeFactory.Create(config);39 runtime.RegisterMonitor(typeof(BoundedBufferMonitor));40 runtime.CreateActor(typeof(BoundedBuffer));41 runtime.Wait();42 }43 }44}45using Microsoft.Coyote;46using Microsoft.Coyote.Samples.BoundedBuffer;47using System;48{49 {50 static void Main(string[] args)51 {52 var config = Configuration.Create();53 config.MaxSchedulingSteps = 1000000;54 config.MaxFairSchedulingSteps = 1000000;55 config.MaxInterleavings = 1000000;56 config.SchedulingIterations = 1000000;57 config.SchedulingSeed = 0;58 config.Verbose = 1;

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BoundedBuffer

Using AI Code Generation

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1using Microsoft.Coyote.Samples.BoundedBuffer;2using System;3using System.Threading.Tasks;4{5 {6 static async Task Main(string[] args)7 {8 var buffer = new BoundedBuffer<int>(10);9 var producer = Task.Run(() =>10 {11 for (int i = 0; i < 100; i++)12 {13 buffer.Put(i);14 Console.WriteLine("Produced: {0}", i);15 }16 });17 var consumer = Task.Run(() =>18 {19 for (int i = 0; i < 100; i++)20 {21 var item = buffer.Take();22 Console.WriteLine("Consumed: {0}", item);23 }24 });25 await Task.WhenAll(producer, consumer);26 }27 }28}29using Microsoft.Coyote.Samples.BoundedBuffer;30using System;31using System.Threading.Tasks;32{33 {34 static async Task Main(string[] args)35 {36 var buffer = new BoundedBuffer<int>(10);37 var producer = Task.Run(() =>38 {39 for (int i = 0; i < 100; i++)40 {41 buffer.Put(i);42 Console.WriteLine("Produced: {0}", i);43 }44 });45 var consumer = Task.Run(() =>46 {47 for (int i = 0; i < 100; i++)48 {49 var item = buffer.Take();50 Console.WriteLine("Consumed: {0}", item);51 }52 });53 await Task.WhenAll(producer, consumer);54 }55 }56}

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BoundedBuffer

Using AI Code Generation

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1using System;2using Microsoft.Coyote;3using Microsoft.Coyote.Samples.BoundedBuffer;4{5 {6 static void Main(string[] args)7 {8 var config = Configuration.Create();9 config.MaxSchedulingSteps = 1000;10 config.MaxFairSchedulingSteps = 1000;11 config.MaxStepsFromEntryToExit = 1000;12 config.MaxFairStepsFromEntryToExit = 1000;13 config.Verbose = 3;14 var runtime = RuntimeFactory.Create(config);15 runtime.CreateActor(typeof(Producer));16 runtime.CreateActor(typeof(Consumer));17 runtime.Wait();18 }19 }20}21using System;22using Microsoft.Coyote;23using Microsoft.Coyote.Actors;24{25 {26 static void Main(string[] args)27 {28 var config = Configuration.Create();29 config.MaxSchedulingSteps = 1000;30 config.MaxFairSchedulingSteps = 1000;31 config.MaxStepsFromEntryToExit = 1000;32 config.MaxFairStepsFromEntryToExit = 1000;33 config.Verbose = 3;34 var runtime = RuntimeFactory.Create(config);35 runtime.CreateActor(typeof(Producer));36 runtime.CreateActor(typeof(Consumer));37 runtime.Wait();38 }39 }40}41using System;42using Microsoft.Coyote;43using Microsoft.Coyote.Actors;44{45 {46 static void Main(string[] args)47 {48 var config = Configuration.Create();49 config.MaxSchedulingSteps = 1000;50 config.MaxFairSchedulingSteps = 1000;51 config.MaxStepsFromEntryToExit = 1000;52 config.MaxFairStepsFromEntryToExit = 1000;53 config.Verbose = 3;54 var runtime = RuntimeFactory.Create(config);55 runtime.CreateActor(typeof(Producer));56 runtime.CreateActor(typeof(Consumer));57 runtime.Wait();58 }59 }60}61using System;62using Microsoft.Coyote;63using Microsoft.Coyote.Actors;64{

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BoundedBuffer

Using AI Code Generation

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1using System;2using System.Threading.Tasks;3using Microsoft.Coyote;4using Microsoft.Coyote.Actors;5using Microsoft.Coyote.Samples.BoundedBuffer;6{7 {8 private readonly T[] buffer;9 private int inIndex = 0;10 private int outIndex = 0;11 private int count = 0;12 public BoundedBuffer(int capacity)13 {14 this.buffer = new T[capacity];15 }16 public async Task Put(T value)17 {18 while (this.count == this.buffer.Length)19 {20 await Task.Yield();21 }22 this.buffer[this.inIndex] = value;23 this.inIndex = (this.inIndex + 1) % this.buffer.Length;24 this.count++;25 }26 public async Task<T> Take()27 {28 while (this.count == 0)29 {30 await Task.Yield();31 }32 T value = this.buffer[this.outIndex];33 this.outIndex = (this.outIndex + 1) % this.buffer.Length;34 this.count--;35 return value;36 }37 }38}39using System;40using System.Threading.Tasks;41using Microsoft.Coyote;42using Microsoft.Coyote.Actors;43using Microsoft.Coyote.Samples.BoundedBuffer;44{45 {46 private readonly T[] buffer;47 private int inIndex = 0;48 private int outIndex = 0;49 private int count = 0;50 public BoundedBuffer(int capacity)51 {52 this.buffer = new T[capacity];53 }54 public async Task Put(T value)55 {56 while (this.count == this.buffer.Length)57 {58 await Task.Yield();59 }60 this.buffer[this.inIndex] = value;61 this.inIndex = (this.inIndex + 1) % this.buffer.Length;62 this.count++;63 }64 public async Task<T> Take()65 {66 while (this.count == 0)67 {68 await Task.Yield();69 }

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BoundedBuffer

Using AI Code Generation

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1using BoundedBuffer = Microsoft.Coyote.Samples.BoundedBuffer;2using System;3using System.Threading.Tasks;4using Microsoft.Coyote;5using Microsoft.Coyote.Actors;6using Microsoft.Coyote.Tasks;7using Microsoft.Coyote.Samples.BoundedBuffer;8{9 {10 private BoundedBuffer<int> _buffer;11 private int _numItems;12 public Producer(BoundedBuffer<int> buffer, int numItems)13 {14 this._buffer = buffer;15 this._numItems = numItems;16 }17 protected override async Task OnInitializeAsync(Event initialEvent)18 {19 for (int i = 0; i < this._numItems; i++)20 {21 await this._buffer.PutAsync(i);22 }23 }24 }25 {26 private BoundedBuffer<int> _buffer;27 private int _numItems;28 public Consumer(BoundedBuffer<int> buffer, int numItems)29 {30 this._buffer = buffer;31 this._numItems = numItems;32 }33 protected override async Task OnInitializeAsync(Event initialEvent)34 {35 for (int i = 0; i < this._numItems; i++)36 {37 int item = await this._buffer.GetAsync();38 Console.WriteLine("Consumed: " + item);39 }40 }41 }42}43using BoundedBuffer = Microsoft.Coyote.Samples.BoundedBuffer;44using System;45using System.Threading.Tasks;46using Microsoft.Coyote;47using Microsoft.Coyote.Actors;48using Microsoft.Coyote.Tasks;49using Microsoft.Coyote.Samples.BoundedBuffer;50{51 {52 public static void Main(string[] args)53 {54 Configuration configuration = Configuration.Create().WithVerbosityEnabled();55 RunAsync(configuration).Wait();56 }57 private static async Task RunAsync(Configuration configuration)58 {59 using (var runtime = RuntimeFactory.Create(configuration))60 {61 var buffer = new BoundedBuffer<int>(10);62 var producer = Actor.Create(runtime, () => new Producer(buffer, 100));63 var consumer = Actor.Create(runtime, () => new Consumer(buffer

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BoundedBuffer

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1using Microsoft.Coyote;2using Microsoft.Coyote.Samples.BoundedBuffer;3using System;4using System.Threading.Tasks;5using Microsoft.Coyote.Actors;6using Microsoft.Coyote.Tasks;7using System.IO;8{9 {10 private int[] buffer;11 private int inPos = 0;12 private int outPos = 0;13 private int count = 0;14 public BoundedBuffer(int size)15 {16 buffer = new int[size];17 }18 public void Insert(int item)19 {20 buffer[inPos] = item;21 inPos = (inPos + 1) % buffer.Length;22 count++;23 }24 public int Remove()25 {26 int item = buffer[outPos];27 outPos = (outPos + 1) % buffer.Length;28 count--;29 return item;30 }31 {32 get { return count; }33 }34 }35}36using Microsoft.Coyote;37using Microsoft.Coyote.Samples.BoundedBuffer;38using System;39using System.Threading.Tasks;40using Microsoft.Coyote.Actors;41using Microsoft.Coyote.Tasks;42using System.IO;43{44 {45 private int[] buffer;46 private int inPos = 0;47 private int outPos = 0;48 private int count = 0;49 public BoundedBuffer(int size)50 {51 buffer = new int[size];52 }53 public void Insert(int item)54 {55 buffer[inPos] = item;56 inPos = (inPos + 1) % buffer.Length;57 count++;58 }59 public int Remove()60 {61 int item = buffer[outPos];62 outPos = (outPos + 1) % buffer.Length;63 count--;64 return item;65 }66 {67 get { return count; }68 }69 }70}

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BoundedBuffer

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1using Microsoft.Coyote.Samples.BoundedBuffer;2{3 {4 static void Main(string[] args)5 {6 var bb = new BoundedBuffer(5);7 bb.Put(1);8 bb.Put(2);9 bb.Put(3);10 bb.Put(4);11 bb.Put(5);12 bb.Put(6);13 }14 }15}16using Microsoft.Coyote;17using Microsoft.Coyote.Actors;18using Microsoft.Coyote.Specifications;19using Microsoft.Coyote.Tasks;20using System;21using System.Collections.Generic;22using System.Linq;23using System.Text;

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BoundedBuffer

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1using Microsoft.Coyote.Samples.BoundedBuffer;2using System;3using System.Threading.Tasks;4{5 {6 public static void Main()7 {8 var buffer = new BoundedBuffer<int>(10);9 var consumer = Task.Run(() =>10 {11 for (int i = 0; i < 10; i++)12 {13 var item = buffer.Take();14 Console.WriteLine("Consumed " + item);15 }16 });17 var producer = Task.Run(() =>18 {19 for (int i = 0; i < 10; i++)20 {21 buffer.Put(i);22 Console.WriteLine("Produced " + i);23 }24 });25 Task.WaitAll(consumer, producer);26 }27 }28}29using Microsoft.Coyote.Samples.BoundedBuffer;30using System;31using System.Threading.Tasks;32{33 {34 public static void Main()35 {36 var buffer = new BoundedBuffer<int>(10);37 var consumer = Task.Run(() =>38 {39 for (int i = 0; i < 10; i++)40 {41 var item = buffer.Take();42 Console.WriteLine("Consumed " + item);43 }44 });45 var producer = Task.Run(() =>46 {47 for (int i = 0; i < 10; i++)48 {49 buffer.Put(i);50 Console.WriteLine("Produced " + i);51 }52 });53 Task.WaitAll(consumer, producer);54 }55 }56}57Severity Code Description Project File Line Suppression State Error CS0234 The type or namespace name 'Coyote' does not exist in the namespace 'Microsoft' (are you missing an assembly reference?) BoundedBuffer C:\Users\user\source\repos\BoundedBuffer\BoundedBuffer\1.cs 3 Active

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