public void GivenExistingAccount_WhenDepositMoneyToAccount_ThenAccountBalanceShouldBeEqualMoneyDeposited()
{
//arrange
int accountId = 1;
var account = new CustomerAccount(accountId);
int moneyToDeposit = 100;
//act
account.Deposit(moneyToDeposit);
//assert
Assert.AreEqual(account.Balance, moneyToDeposit);
}
public void GivenExistingAccount_WhenWithdrawMoreMoneyFromAccountThenBalance_ThenAccountBalanceExceptionIsGeneratedWithPredefinedMessage()
{
//arrange
int accountId = 1;
var account = new CustomerAccount(accountId);
int moneyToWithdraw = 100;
account.Deposit(30);
//act
AccountBalanceException ex = Assert.Throws <AccountBalanceException>(() => account.Withdraw(moneyToWithdraw));
//assert
Assert.That(ex.Message, Is.EqualTo("Not enough money on account!"));
}
public void GivenExistingAccount_WhenWithdrawMoneyFromAccount_ThenAccountBalanceShouldChangeAccordingly()
{
//arrange
int accountId = 1;
var account = new CustomerAccount(accountId);
int moneyToWithdraw = 100;
account.Deposit(moneyToWithdraw);
//act
decimal accountPreviousBalance = account.Balance;
account.Withdraw(moneyToWithdraw);
//assert
Assert.AreEqual(moneyToWithdraw, accountPreviousBalance - account.Balance);
}
public void GivenExistingAccount_WhenWithdrawMoreMoneyFromAccountThenBalance_ThenAccountBalanceStayTheSame()
{
//arrange
int accountId = 1;
var account = new CustomerAccount(accountId);
int moneyToWithdraw = 100;
account.Deposit(30);
decimal accountPreviousBalace = account.Balance;
//act
Assert.Throws <AccountBalanceException>(() => account.Withdraw(moneyToWithdraw));
//assert
Assert.That(account.Balance, Is.EqualTo(accountPreviousBalace));
}
public bool AccountDeposit(double amount)
{
return(CustomerAccount.Deposit(amount));
}
