TestMu Conference is Back! Future of Testing + AI LambdaTest G2 Announcement

How to use TestSemaphoreWithAsyncAccess method of Microsoft.Coyote.BugFinding.Tests.SemaphoreSlimTests class

Best Coyote code snippet using Microsoft.Coyote.BugFinding.Tests.SemaphoreSlimTests.TestSemaphoreWithAsyncAccess

SemaphoreSlimTests.cs

Source:SemaphoreSlimTests.cs

...160            },161            configuration: this.GetConfiguration().WithTestingIterations(100));162        }163        [Fact(Timeout = 5000)]164        public void TestSemaphoreWithAsyncAccess()165        {166            this.Test(async () =>167            {168                int value = 0;169                var semaphore = new SemaphoreSlim(1, 1);170                var t1 = Task.Run(async () =>171                {172                    await semaphore.WaitAsync();173                    value++;174                    SchedulingPoint.Interleave();175                    value--;176                    semaphore.Release();177                });178                var t2 = Task.Run(async () =>179                {180                    await semaphore.WaitAsync();181                    value++;182                    SchedulingPoint.Interleave();183                    value--;184                    semaphore.Release();185                });186                await Task.WhenAll(t1, t2);187                int expected = 0;188                Specification.Assert(value == expected, "Value is {0} instead of {1}.", value, expected);189            },190            configuration: this.GetConfiguration()191                .WithPartiallyControlledConcurrencyAllowed()192                .WithTestingIterations(100));193        }194        [Fact(Timeout = 5000)]195        public void TestSemaphoreWithMultiAsyncAccess()196        {197            this.Test(async () =>198            {199                int value = 0;200                var semaphore = new SemaphoreSlim(1, 1);201                var t1 = Task.Run(async () =>202                {203                    await semaphore.WaitAsync();204                    value++;205                    SchedulingPoint.Interleave();206                    value--;207                    semaphore.Release();208                });209                var t2 = Task.Run(async () =>210                {211                    await semaphore.WaitAsync();212                    value++;213                    SchedulingPoint.Interleave();214                    value--;215                    semaphore.Release();216                });217                var t3 = Task.Run(async () =>218                {219                    await semaphore.WaitAsync();220                    value++;221                    SchedulingPoint.Interleave();222                    value--;223                    semaphore.Release();224                });225                await Task.WhenAll(t1, t2, t3);226                int expected = 0;227                Specification.Assert(value == expected, "Value is {0} instead of {1}.", value, expected);228            },229            configuration: this.GetConfiguration()230                .WithPartiallyControlledConcurrencyAllowed()231                .WithTestingIterations(100));232        }233        [Fact(Timeout = 5000)]234        public void TestSemaphoreWithAsyncAccessAndForcedOrder()235        {236            this.Test(async () =>237            {238                int value = 0;239                var semaphore = new SemaphoreSlim(0, 1);240                var t1 = Task.Run(async () =>241                {242                    await semaphore.WaitAsync();243                    value++;244                    SchedulingPoint.Interleave();245                    value--;246                    semaphore.Release();247                });248                var t2 = Task.Run(async () =>...

TestSemaphoreWithAsyncAccess

Using AI Code Generation

1using Microsoft.Coyote.BugFinding.Tests;2SemaphoreSlimTests.TestSemaphoreWithAsyncAccess();3using Microsoft.Coyote.BugFinding.Tests;4SemaphoreSlimTests.TestSemaphoreWithAsyncAccess();5using Microsoft.Coyote.BugFinding.Tests;6SemaphoreSlimTests.TestSemaphoreWithAsyncAccess();7using Microsoft.Coyote.BugFinding.Tests;8SemaphoreSlimTests.TestSemaphoreWithAsyncAccess();9using Microsoft.Coyote.BugFinding.Tests;10SemaphoreSlimTests.TestSemaphoreWithAsyncAccess();11using Microsoft.Coyote.BugFinding.Tests;12SemaphoreSlimTests.TestSemaphoreWithAsyncAccess();13using Microsoft.Coyote.BugFinding.Tests;14SemaphoreSlimTests.TestSemaphoreWithAsyncAccess();15using Microsoft.Coyote.BugFinding.Tests;16SemaphoreSlimTests.TestSemaphoreWithAsyncAccess();17using Microsoft.Coyote.BugFinding.Tests;18SemaphoreSlimTests.TestSemaphoreWithAsyncAccess();19using Microsoft.Coyote.BugFinding.Tests;20SemaphoreSlimTests.TestSemaphoreWithAsyncAccess();

TestSemaphoreWithAsyncAccess

Using AI Code Generation

1using System;2using System.Threading;3using System.Threading.Tasks;4using Microsoft.Coyote.BugFinding.Tests;5using Microsoft.Coyote.Runtime;6using Microsoft.Coyote.SystematicTesting;7using Microsoft.Coyote.SystematicTesting.Strategies;8using Microsoft.Coyote.Tasks;9using Microsoft.Coyote.Tests.Common;10using Microsoft.Coyote.Tests.Common.Tasks;11using Xunit;12using Xunit.Abstractions;13using System.Diagnostics;14{15    {16        private readonly ITestOutputHelper output;17        public TestClass(ITestOutputHelper output)18        {19            this.output = output;20        }21        public void Test()22        {23            var configuration = Configuration.Create();24            configuration.TestingIterations = 100;25            configuration.Strategy = TestingStrategy.Systematic;26            configuration.SchedulingIterations = 100;27            configuration.SchedulingStrategy = SchedulingStrategy.Exploration;28            configuration.Verbose = 1;29            configuration.TraceLevel = 1;30            configuration.ThrowOnFailure = false;31            configuration.ReportActivityCoverage = true;32            configuration.ReportSchedulingSteps = true;33            configuration.ReportCodeCoverage = true;34            configuration.ReportDataRaceDetection = true;35            configuration.ReportDeadlockDetection = true;36            configuration.ReportLivelockDetection = true;37            configuration.ReportOperationDelayMonitoring = true;38            configuration.ReportTaskWaitMonitoring = true;39            configuration.ReportTimerWaitMonitoring = true;40            configuration.ReportRandomExecution = true;41            configuration.ReportActivityId = true;42            configuration.ReportActivityHashCode = true;43            configuration.ReportActivityGuid = true;44            configuration.ReportActivityType = true;45            configuration.ReportActivityIsBlockedOnWait = true;46            configuration.ReportActivityIsBlockedOnReceive = true;47            configuration.ReportActivityIsBlockedOnSend = true;48            configuration.ReportActivityIsBlockedOnCreateMachine = true;49            configuration.ReportActivityIsBlockedOnCreateTimer = true;50            configuration.ReportActivityIsBlockedOnRandom = true;51            configuration.ReportActivityIsBlockedOnDequeue = true;52            configuration.ReportActivityIsBlockedOnWaitAll = true;53            configuration.ReportActivityIsBlockedOnWaitAny = true;54            configuration.ReportActivityIsBlockedOnUserSynchronization = true;55            configuration.ReportActivityIsBlockedOnLock = true;56            configuration.ReportActivityIsBlockedOnMonitorEnter = true;57            configuration.ReportActivityIsBlockedOnMonitorWait = true;58            configuration.ReportActivityIsBlockedOnIoOperation = true;

TestSemaphoreWithAsyncAccess

Using AI Code Generation

1using System;2using System.Threading;3using System.Threading.Tasks;4using Microsoft.Coyote;5using Microsoft.Coyote.BugFinding.Tests;6{7    static void Main(string[] args)8    {9        var test = new SemaphoreSlimTests();10        test.TestSemaphoreWithAsyncAccess();11    }12}13using System;14using System.Threading;15using System.Threading.Tasks;16using Microsoft.Coyote;17using Microsoft.Coyote.BugFinding.Tests;18{19    static void Main(string[] args)20    {21        var test = new SemaphoreSlimTests();22        test.TestSemaphoreWithAsyncAccess();23    }24}25using System;26using System.Threading;27using System.Threading.Tasks;28using Microsoft.Coyote;29using Microsoft.Coyote.BugFinding.Tests;30{31    static void Main(string[] args)32    {33        var test = new SemaphoreSlimTests();34        test.TestSemaphoreWithAsyncAccess();35    }36}37using System;38using System.Threading;39using System.Threading.Tasks;40using Microsoft.Coyote;41using Microsoft.Coyote.BugFinding.Tests;42{43    static void Main(string[] args)44    {45        var test = new SemaphoreSlimTests();46        test.TestSemaphoreWithAsyncAccess();47    }48}49using System;50using System.Threading;51using System.Threading.Tasks;52using Microsoft.Coyote;53using Microsoft.Coyote.BugFinding.Tests;54{55    static void Main(string[] args)56    {57        var test = new SemaphoreSlimTests();58        test.TestSemaphoreWithAsyncAccess();59    }60}61using System;62using System.Threading;63using System.Threading.Tasks;64using Microsoft.Coyote;

TestSemaphoreWithAsyncAccess

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Coyote.BugFinding.Tests;4{5    {6        static async Task Main(string[] args)7        {8            var test = new SemaphoreSlimTests();9            await test.TestSemaphoreWithAsyncAccess();10        }11    }12}13   at System.Collections.Generic.Dictionary`2.get_Item(TKey key)14   at Microsoft.Coyote.Runtime.Scheduling.Strategies.RandomStrategy..cctor()15   at Microsoft.Coyote.Runtime.Scheduling.Strategies.RandomStrategy..ctor()16   at Microsoft.Coyote.Runtime.Scheduling.Strategies.RandomStrategy..cctor()17   at Microsoft.Coyote.Runtime.Scheduling.Strategies.RandomStrategy..ctor()18   at Microsoft.Coyote.Runtime.Scheduling.Strategies.RandomStrategy..cctor()19   at Microsoft.Coyote.Runtime.Scheduling.Strategies.RandomStrategy..ctor()20   at Microsoft.Coyote.Runtime.Scheduling.SchedulingPolicy..cctor()21   at Microsoft.Coyote.Runtime.Scheduling.SchedulingPolicy..ctor()22   at Microsoft.Coyote.Runtime.Scheduling.Scheduler..ctor()

TestSemaphoreWithAsyncAccess

Using AI Code Generation

1using Microsoft.Coyote.BugFinding.Tests;2using System.Threading.Tasks;3{4    {5        static async Task Main(string[] args)6        {7            var test = new SemaphoreSlimTests();8            await test.TestSemaphoreWithAsyncAccess();9        }10    }11}12Test 1/1: Microsoft.Coyote.BugFinding.Tests.SemaphoreSlimTests.TestSemaphoreWithAsyncAccess()

TestSemaphoreWithAsyncAccess

Using AI Code Generation

1using Microsoft.Coyote.BugFinding.Tests;2using Microsoft.Coyote.SystematicTesting;3using System.Threading.Tasks;4{5    {6        static void Main(string[] args)7        {8            var configuration = Configuration.Create();9            var test = new SemaphoreSlimTests();10            var task = Task.Run(() => test.TestSemaphoreWithAsyncAccess(configuration));11            task.Wait();12        }13    }14}15Found 1 bug(s):16Bug #1: UnobservedTaskException (System.AggregateException)17        at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)18        at System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken)19        at System.Threading.Tasks.Task.Wait()20        at CoyoteTests.Program.Main(String[] args) in 2.cs:line 1521        at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)22        at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)23        at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)24        at System.Reflection.MethodBase.Invoke(Object obj, Object[] parameters)25        at Microsoft.DotNet.Cli.Utils.CommandLineApplication.Execute(String[] args)26        at Microsoft.DotNet.Cli.Program.ProcessArgs(String[] args, ITelemetry telemetryClient)27        at Microsoft.DotNet.Cli.Program.Main(String[] args)28        at Microsoft.DotNet.Cli.Program.<Main>(String[] args)29        at System.AppDomain._nExecuteAssembly(RuntimeAssembly assembly, String[] args)30        at System.AppDomain.ExecuteAssembly(String assemblyFile, Evidence assemblySecurity, String[] args)31        at Microsoft.DotNet.Tools.Test.TestCommand.Run(String[] args)32        at Microsoft.DotNet.Tools.Test.TestCommand.<>c__DisplayClass4_0.<Run>b__0()

TestSemaphoreWithAsyncAccess

Using AI Code Generation

1using System;2using System.Threading;3using System.Threading.Tasks;4using Microsoft.Coyote;5using Microsoft.Coyote.BugFinding.Tests;6using Microsoft.Coyote.SystematicTesting;7{8    {9        static void Main(string[] args)10        {11            var configuration = Configuration.Create().WithTestingIterations(100);12            var test = new SemaphoreSlimTests();13            var result = TestingEngine.Test(configuration, test.TestSemaphoreWithAsyncAccess);14            Console.WriteLine(result);15        }16    }17}

TestSemaphoreWithAsyncAccess

Using AI Code Generation

1{2 {3 public static void Main(string[] args)4 {5 }6 }7}

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.