public void Executive_GivenValidAmount_UpdateAccounts()
{
var fromAccount = new AccountBuilder().WithBalance(0.01m).Build();
var toAccount = new AccountBuilder().WithBalance(0m).Build();
var amount = 0.01m;
var mockRepository = new Mock <IAccountRepository>();
mockRepository
.Setup(repo => repo.GetAccountById(fromAccount.Id))
.Returns(fromAccount);
mockRepository
.Setup(repo => repo.GetAccountById(toAccount.Id))
.Returns(toAccount);
var sut = new TransferMoney(mockRepository.Object);
sut.Execute(fromAccount.Id, toAccount.Id, amount);
mockRepository.Verify(repo => repo.Update(It.Is <Account>(account =>
account.Id == fromAccount.Id &&
account.Balance == 0m)));
mockRepository.Verify(repo => repo.Update(It.Is <Account>(account =>
account.Id == toAccount.Id &&
account.Balance == 0.01m)));
}
public void CanPayInAmount_GivenValidAmount_ReturnSuccessfulResult()
{
var sut = new AccountBuilder().WithPaidIn(Account.PayInLimit - 0.01m).Build();
var result = sut.CanPayInAmount(0.01m);
Assert.True(result.Success);
}
public void CanPayInAmount_GivenAmountLessThanZero_ReturnFailedResult()
{
var sut = new AccountBuilder().Build();
var result = sut.CanPayInAmount(-0.01m);
Assert.False(result.Success);
}
public void CanPayInAmount_GivenPayInLimitIsExceeded_ReturnFailedResult()
{
var sut = new AccountBuilder().WithPaidIn(Account.PayInLimit).Build();
var result = sut.CanPayInAmount(0.01m);
Assert.False(result.Success);
}
public void CanWithdrawAmount_GivenMinimumAllowedBalanceIsExceeded_ReturnFailedResult()
{
var sut = new AccountBuilder().WithBalance(0m).Build();
var result = sut.CanWithdrawAmount(0.01m);
Assert.False(result.Success);
}
public void CanWithdrawAmount_GivenValidAmount_ReturnSuccessfulResult()
{
var sut = new AccountBuilder().WithBalance(0.01m).Build();
var result = sut.CanWithdrawAmount(0.01m);
Assert.True(result.Success);
}
public void WithdrawAmount_GivenValidAmount_UpdateBalanceAndWithdrawnAmounts()
{
var sut = new AccountBuilder().WithBalance(0.02m).Build();
sut.WithdrawAmount(0.01m);
Assert.Equal(0.01m, sut.Balance);
Assert.Equal(-0.01m, sut.Withdrawn);
}
public void PayInAmount_GivenValidAmount_UpdateBalanceAndPaidInAmount()
{
var sut = new AccountBuilder().WithBalance(0).Build();
sut.PayInAmount(0.01m);
Assert.Equal(0.01m, sut.Balance);
Assert.Equal(0.01m, sut.PaidIn);
}
public void PayInAmount_GivenPayInLimitDifferenceThresholdNotExceeded_DoNotNotifyUser()
{
var notificationServiceMock = new Mock <INotificationService>();
var user = new User(notificationServiceMock.Object);
var sut = new AccountBuilder()
.WithUser(user)
.WithPaidIn(Account.PayInLimit - Account.PayInLimitDifferenceThreshold - 0.01m)
.Build();
sut.PayInAmount(0.01m);
notificationServiceMock.Verify(service => service.NotifyApproachingPayInLimit(It.IsAny <string>()), Times.Never);
}
public void WithdrawAmount_GivenBalanceIsAboveLowBalanceThreshold_DoNotNotifyUser()
{
var notificationServiceMock = new Mock <INotificationService>();
var user = new User(notificationServiceMock.Object);
var sut = new AccountBuilder()
.WithBalance(Account.LowBalanceThreshold + 0.01m)
.WithUser(user)
.Build();
sut.WithdrawAmount(0.01m);
notificationServiceMock.Verify(service => service.NotifyFundsLow(It.IsAny <string>()), Times.Never);
}
public void WithdrawAmount_GivenBalanceIsBelowLowBalanceThreshold_NotifyUser()
{
var notificationServiceMock = new Mock <INotificationService>();
var user = new User(notificationServiceMock.Object);
user.Email = "*****@*****.**";
var sut = new AccountBuilder()
.WithBalance(0.02m)
.WithUser(user)
.Build();
sut.WithdrawAmount(0.01m);
notificationServiceMock.Verify(service => service.NotifyFundsLow(user.Email));
}
public void PayInAmount_GivenPayInLimitDifferenceThresholdExceeded_NotifyUser()
{
var notificationServiceMock = new Mock <INotificationService>();
var user = new User(notificationServiceMock.Object);
user.Email = "*****@*****.**";
var sut = new AccountBuilder()
.WithUser(user)
.WithPaidIn(Account.PayInLimit - Account.PayInLimitDifferenceThreshold)
.Build();
sut.PayInAmount(0.01m);
notificationServiceMock.Verify(service => service.NotifyApproachingPayInLimit(user.Email));
}
public void Execute_GivenInvalidAmount_ThrowException()
{
var fromAccount = new AccountBuilder().WithBalance(0).Build();
var toAccount = new AccountBuilder().Build();
var amount = 0.01m;
var mockRepository = new Mock <IAccountRepository>();
mockRepository
.Setup(repo => repo.GetAccountById(fromAccount.Id))
.Returns(fromAccount);
mockRepository
.Setup(repo => repo.GetAccountById(toAccount.Id))
.Returns(toAccount);
var sut = new TransferMoney(mockRepository.Object);
Assert.Throws <InvalidOperationException>(() => sut.Execute(fromAccount.Id, toAccount.Id, amount));
}
public void WithdrawAmount_GivenInvalidAmount_ThrowException()
{
var sut = new AccountBuilder().WithBalance(0m).Build();
Assert.Throws <InvalidOperationException>(() => sut.WithdrawAmount(0.01m));
}
public void PayInAmount_GivenInvalidAmount_ThrowException()
{
var sut = new AccountBuilder().WithPaidIn(Account.PayInLimit).Build();
Assert.Throws <InvalidOperationException>(() => sut.PayInAmount(0.01m));
}