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

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

Program.cs

Source:Program.cs

2// Licensed under the MIT License.3using System;4using System.Threading.Tasks;5using Xunit;6namespace Microsoft.Coyote.Samples.AccountManager7{8    public static class Program9    {10        public static async Task Main(string[] args)11        {12            if (args.Length == 0)13            {14                PrintUsage();15            }16            foreach (var arg in args)17            {18                if (arg[0] == '-')19                {20                    switch (arg.ToUpperInvariant().Trim('-'))21                    {22                        case "S":23                            Console.WriteLine("Running sequential test without Coyote ...");24                            await TestAccountCreation();25                            Console.WriteLine("Done.");26                            return;27                        case "C":28                            Console.WriteLine("Running concurrent test without Coyote ...");29                            await TestConcurrentAccountCreation();30                            Console.WriteLine("Done.");31                            return;32                        case "?":33                        case "H":34                        case "HELP":35                            PrintUsage();36                            return;37                        default:38                            Console.WriteLine("### Unknown arg: " + arg);39                            PrintUsage();40                            return;41                    }42                }43            }44        }45        private static void PrintUsage()46        {47            Console.WriteLine("Usage: AccountManager [option]");48            Console.WriteLine("Options:");49            Console.WriteLine("  -s    Run sequential test without Coyote");50            Console.WriteLine("  -c    Run concurrent test without Coyote");51        }52        [Microsoft.Coyote.SystematicTesting.Test]53        public static async Task TestAccountCreation()54        {55            // Initialize the mock in-memory DB and account manager.56            var dbCollection = new InMemoryDbCollection();57            var accountManager = new AccountManager(dbCollection);58            // Create some dummy data.59            string accountName = "MyAccount";60            string accountPayload = "...";61            // Create the account, it should complete successfully and return true.62            var result = await accountManager.CreateAccount(accountName, accountPayload);63            Assert.True(result);64            // Create the same account again. The method should return false this time.65            result = await accountManager.CreateAccount(accountName, accountPayload);66            Assert.False(result);67        }68        [Microsoft.Coyote.SystematicTesting.Test]69        public static async Task TestConcurrentAccountCreation()70        {71            // Initialize the mock in-memory DB and account manager.72            var dbCollection = new InMemoryDbCollection();73            var accountManager = new AccountManager(dbCollection);74            // Create some dummy data.75            string accountName = "MyAccount";76            string accountPayload = "...";77            // Call CreateAccount twice without awaiting, which makes both methods run78            // asynchronously with each other.79            var task1 = accountManager.CreateAccount(accountName, accountPayload);80            // await Task.Delay(1); // Enable artificial delay to make bug harder to manifest.81            var task2 = accountManager.CreateAccount(accountName, accountPayload);82            // Then wait both requests to complete.83            await Task.WhenAll(task1, task2);84            // Finally, assert that only one of the two requests succeeded and the other85            // failed. Note that we do not know which one of the two succeeded as the86            // requests ran concurrently (this is why we use an exclusive OR).87            Assert.True(task1.Result ^ task2.Result);88        }89        [Microsoft.Coyote.SystematicTesting.Test]90        public static async Task TestConcurrentAccountDeletion()91        {92            // Initialize the mock in-memory DB and account manager.93            var dbCollection = new InMemoryDbCollection();94            var accountManager = new AccountManager(dbCollection);95            // Create some dummy data.96            string accountName = "MyAccount";97            string accountPayload = "...";98            // Create the account and wait for it to complete.99            await accountManager.CreateAccount(accountName, accountPayload);100            // Call DeleteAccount twice without awaiting, which makes both methods run101            // asynchronously with each other.102            var task1 = accountManager.DeleteAccount(accountName);103            var task2 = accountManager.DeleteAccount(accountName);104            // Then wait both requests to complete.105            await Task.WhenAll(task1, task2);106            // Finally, assert that only one of the two requests succeeded and the other107            // failed. Note that we do not know which one of the two succeeded as the108            // requests ran concurrently (this is why we use an exclusive OR).109            Assert.True(task1.Result ^ task2.Result);110        }111        [Microsoft.Coyote.SystematicTesting.Test]112        public static async Task TestConcurrentAccountCreationAndDeletion()113        {114            // Initialize the mock in-memory DB and account manager.115            var dbCollection = new InMemoryDbCollection();116            var accountManager = new AccountManager(dbCollection);117            // Create some dummy data.118            string accountName = "MyAccount";119            string accountPayload = "...";120            // Call CreateAccount and DeleteAccount without awaiting, which makes both121            // methods run asynchronously with each other.122            var createTask = accountManager.CreateAccount(accountName, accountPayload);123            var deleteTask = accountManager.DeleteAccount(accountName);124            // Then wait both requests to complete.125            await Task.WhenAll(createTask, deleteTask);126            // The CreateAccount request will always succeed, no matter what. The DeleteAccount127            // may or may not succeed depending on if it finds the account already created or128            // not created while executing concurrently with the CreateAccount request.129            Assert.True(createTask.Result);130            if (!deleteTask.Result)...

AccountManager

Using AI Code Generation

1using Microsoft.Coyote.Samples.AccountManager;2using Microsoft.Coyote.Samples.AccountManager;3using System;4using System.Threading.Tasks;5{6    {7        private Account[] accounts;8        private int numAccounts = 0;9        private int nextAccountNum = 0;10        public AccountManager(int numAccounts)11        {12            this.numAccounts = numAccounts;13            this.accounts = new Account[numAccounts];14            for (int i = 0; i < numAccounts; i++)15            {16                this.accounts[i] = new Account(i);17            }18        }19        public int OpenAccount()20        {21            if (nextAccountNum >= numAccounts)22            {23                return -1;24            }25            return nextAccountNum++;26        }27        public int GetBalance(int accountNum)28        {29            return this.accounts[accountNum].GetBalance();30        }31        public void Deposit(int accountNum, int amount)32        {33            this.accounts[accountNum].Deposit(amount);34        }35        public void Withdraw(int accountNum, int amount)36        {37            this.accounts[accountNum].Withdraw(amount);38        }39    }40}41using Microsoft.Coyote.Samples.AccountManager;42using System;43using System.Threading.Tasks;44{45    {46        private AccountManager accountManager;47        public AccountManagerClient(AccountManager accountManager)48        {49            this.accountManager = accountManager;50        }51        public async Task RunAsync()52        {53            int accountNum = this.accountManager.OpenAccount();54            if (accountNum == -1)55            {56                throw new Exception("No accounts available");57            }58            this.accountManager.Deposit(accountNum, 100);59            this.accountManager.Withdraw(accountNum, 50);60            int balance = this.accountManager.GetBalance(accountNum);61            Console.WriteLine($"Balance: {balance}");62        }63    }64}65using Microsoft.Coyote.Samples.AccountManager;66using System;67using System.Threading.Tasks;68{

AccountManager

Using AI Code Generation

1using Microsoft.Coyote.Samples.AccountManager;2using System;3using System.Threading.Tasks;4{5    {6        public AccountManager()7        {8        }9        public async Task<bool> CreateAccount(string accountName)10        {11            await Task.Delay(1000);12            return true;13        }14        public async Task<bool> DeleteAccount(string accountName)15        {16            await Task.Delay(1000);17            return true;18        }19    }20}21using Microsoft.Coyote.Samples.AccountManager;22using System;23using System.Threading.Tasks;24{25    {26        public AccountManager()27        {28        }29        public async Task<bool> CreateAccount(string accountName)30        {31            await Task.Delay(1000);32            return true;33        }34        public async Task<bool> DeleteAccount(string accountName)35        {36            await Task.Delay(1000);37            return true;38        }39    }40}41using Microsoft.Coyote.Samples.AccountManager;42using System;43using System.Threading.Tasks;44{45    {46        public AccountManager()47        {48        }49        public async Task<bool> CreateAccount(string accountName)50        {51            await Task.Delay(1000);52            return true;53        }54        public async Task<bool> DeleteAccount(string accountName)55        {56            await Task.Delay(1000);57            return true;58        }59    }60}61using Microsoft.Coyote.Samples.AccountManager;62using System;63using System.Threading.Tasks;64{65    {66        public AccountManager()67        {68        }69        public async Task<bool> CreateAccount(string accountName)70        {71            await Task.Delay(1000);72            return true;73        }74        public async Task<bool> DeleteAccount(string accountName)75        {76            await Task.Delay(1000);77            return true;78        }79    }80}

AccountManager

Using AI Code Generation

1using Microsoft.Coyote.Samples.AccountManager;2{3    {4        public static void Main()5        {6            AccountManager accountManager = new AccountManager();7            accountManager.Run();8        }9        public void Run()10        {11            Account account = new Account();12            account.Deposit(100);13            account.Withdraw(50);14            account.Withdraw(50);15        }16    }17}18using Microsoft.Coyote.Samples.AccountManager;19{20    {21        public static void Main()22        {23            AccountManager accountManager = new AccountManager();24            accountManager.Run();25        }26        public void Run()27        {28            Account account = new Account();29            account.Deposit(100);30            account.Withdraw(50);31            account.Withdraw(50);32        }33    }34}35using Microsoft.Coyote.Samples.AccountManager;36{37    {38        public static void Main()39        {40            AccountManager accountManager = new AccountManager();41            accountManager.Run();42        }43        public void Run()44        {45            Account account = new Account();46            account.Deposit(100);47            account.Withdraw(50);48            account.Withdraw(50);49        }50    }51}52using Microsoft.Coyote.Samples.AccountManager;53{54    {55        public static void Main()56        {57            AccountManager accountManager = new AccountManager();58            accountManager.Run();59        }60        public void Run()61        {62            Account account = new Account();63            account.Deposit(100);64            account.Withdraw(50);65            account.Withdraw(50);66        }67    }68}69using Microsoft.Coyote.Samples.AccountManager;70{

AccountManager

Using AI Code Generation

1using Microsoft.Coyote.Samples.AccountManager;2{3    {4        public static void Main()5        {6            AccountManager accountManager = new AccountManager();7            accountManager.Run();8        }9        public void Run()10        {11            Account account = new Account();12            account.Deposit(100);13            account.Withdraw(50);14            account.Withdraw(50);15        }16    }17}18using Microsoft.Coyote.Samples.AccountManager;19{20    {21        public static void Main()22        {23            AccountManager accountManager = new AccountManager();24            accountManager.Run();25        }26        public void Run()27        {28            Account account = new Account();29            account.Deposit(100);30            account.Withdraw(50);31            account.Withdraw(50);32        }33    }34}35using Microsoft.Coyote.Samples.AccountManager;36{37    {38        public static void Main()39        {40            AccountManager accountManager = new AccountManager();41            accountManager.Run();42        }43        public void Run()44        {45            Account account = new Account();46            account.Deposit(100);47            account.Withdraw(50);48            account.Withdraw(50);49        }50    }51}52using Microsoft.Coyote.Samples.AccountManager;53{54    {55        public static void Main()56        {57            AccountManager accountManager = new AccountManager();58            accountManager.Run();59        }60        public void Run()61        {62            Account account = new Account();63            account.Deposit(100);64            account.Withdraw(50);65            account.Withdraw(50);66        }67    }68}69using Microsoft.Coyote.Samples.AccountManager;70{

AccountManager

Using AI Code Generation

1using Microsoft.Coyote.Samples.AccountManager;2using System;3using System.Threading.Tasks;4{5    {6        public async Task<int> DepositAsync(int amount)7        {8            await Task.Delay(100);9            return amount;10        }11    }12}13using Microsoft.Coyote.Samples.AccountManager;14using System;15using System.Threading.Tasks;16{17    {18        public async Task<int> DepositAsync(int amount)19        {20            await Task.Delay(100);21            return amount;22        }23    }24}25using Microsoft.Coyote.Samples.AccountManager;26using System;27using System.Threading.Tasks;28{29    {30        public async Task<int> DepositAsync(int amount)31        {32            await Task.Delay(100);33            return amount;34        }35    }36}37using Microsoft.Coyote.Samples.AccountManager;38using System;39using System.Threading.Tasks;40{41    {42        public async Task<int> DepositAsync(int amount)43        {44            await Task.Delay(100);45            return amount;46        }47    }48}49using Microsoft.Coyote.Samples.AccountManager;50using System;51using System.Threading.Tasks;52{53    {54        public async Task<int> DepositAsync(int amount)55        {56            await Task.Delay(100);57            return amount;58        }59    }60}61using Microsoft.Coyote.Samples.AccountManager;62using System;63using System.Threading.Tasks;64{65    {

AccountManager

Using AI Code Generation

1{2    {3        private int balance;4        private int overdraftLimit;5        public AccountManager(int overdraftLimit)6        {7            his.balanc = 0;8            thisoverdraftLimit = overdraftLimit;9        }10        public void Deposit(int amount)11        {12            balance += amount;13        }14        public void Withdraw(int amount)15        {16            if (balance - amount >= -overdraftLimit)17            {18                balance -= amount;19            }20            {21                throw new Exception("Insufficient funds");22            }23        }24        public int GetBalance()25        {26            return balance;27        }28        public int GetOverdraftLimit()29        {30            return overdraftLimit;31        }32    }33}34{35    {36        private AccountManager accountManager;37        public void SetU()38        {39            accountManager = new AccountManager(100);40        }41        pubic void TestDeposit()42        {43            accountManagr.Depoit(100);44            AssertreEqual(100, accountManager.GetBalance());45        }46        public void TestWithdraw()47        {48            a.Deposit(100)49            accountManager.Withdraw(50);       public void Deposit(int accountId, decimal amount)50            Assert.AreEqual(50, accountMa ager.GetBal nce());51        }52        public void TestWithdrawInsufficientFunds()53        {54            accountManager.Deposit(100);55            Assert.Throws<Exception>(() => accountManager.Withdraw(200));56        }57    }58}59        }ManagerActor : StateMachine60    {61        private int balance;62        private int overdraftLimit;63        [OnEventDoAction(typeof(Initialize), nameof(OnInitialize))]64        [OnEventGotoState(typeof(Deposit), typeof(Active))]65        [OnEventGotoState(typeof(Withdraw), typeof(Active))]66        public void Withdraw(int accountId, decimal amount)67        {68        }69        public decimal GetBalance(int accountId)70        {71        }72    }73}74using Microsoft.Coyote.Samples.AccountManager;75{76    {77        public void Deposit(int accountId, decimal amount)78        {79        }80        public void Withdraw(int accountId, decimal amount)81        {82        }83        public decimal GetBalance(int accountId)84        {85        }86    }87}88using Microsoft.Coyote.Samples.AccountManager;89{90    {91        public void Deposit(int accountId, decimal amount)92        {93        }94        public void Withdraw(int accountId, decimal amount)95        {96        }97        public decimal GetBalance(int accountId)98        {99        }100    }101}102using Microsoft.Coyote.Samples.AccountManager;103{104    {105        public void Deposit(int accountId, decimal amount)106        {107        }108        public void Withdraw(int accountId, decimal amount)109        {110        }111        public decimal GetBalance(int accountId)112        {113        }114    }115}116using Microsoft.Coyote.Samples.AccountManager;117{

AccountManager

Using AI Code Generation

1{2    {3        private int balance;4        private int overdraftLimit;5        public AccountManager(int overdraftLimit)6        {7            this.balance = 0;8            this.overdraftLimit = overdraftLimit;9        }10        public void Deposit(int amount)11        {12            balance += amount;13        }14        public void Withdraw(int amount)15        {16            if (balance - amount >= -overdraftLimit)17            {18                balance -= amount;19            }20            {21                throw new Exception("Insufficient funds");22            }23        }24        public int GetBalance()25        {26            return balance;27        }28        public int GetOverdraftLimit()29        {30            return overdraftLimit;31        }32    }33}34{35    {36        private AccountManager accountManager;37        public void SetUp()38        {39            accountManager = new AccountManager(100);40        }41        public void TestDeposit()42        {43            accountManager.Deposit(100);44            Assert.AreEqual(100, accountManager.GetBalance());45        }46        public void TestWithdraw()47        {48            accountManager.Deposit(100);49            accountManager.Withdraw(50);50            Assert.AreEqual(50, accountManager.GetBalance());51        }52        public void TestWithdrawInsufficientFunds()53        {54            accountManager.Deposit(100);55            Assert.Throws<Exception>(() => accountManager.Withdraw(200));56        }57    }58}59{60    {61        private int balance;62        private int overdraftLimit;63        [OnEventDoAction(typeof(Initialize), nameof(OnInitialize))]64        [OnEventGotoState(typeof(Deposit), typeof(Active))]65        [OnEventGotoState(typeof(Withdraw), typeof(Active))]

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