public void Cannot_AddCreditCard_When_ExistsCreditCardWithSameNumber()
{
// Arrange
var creditCard = new CreditCard(Guid.NewGuid(), "Wellington", 123456789, 123, 1000, DateTime.Now.AddDays(30), DateTime.Now.AddYears(1));
var wallet = new Wallet(UserId);
wallet.AddCreditCard(creditCard);
// Act and Assert
var anotherCreditCard = new CreditCard(Guid.NewGuid(), "Katia", 123456789, 123, 1000, DateTime.Now.AddDays(30), DateTime.Now.AddYears(1));
Assert.Throws <InvalidOperationException>(() => wallet.AddCreditCard(anotherCreditCard));
}
public void Should_AddMoreThanOneCreditCard()
{
// Arrange
var creditCardOne = new CreditCard(Guid.NewGuid(), "Wellington", 123456789, 123, 1000, DateTime.Now.AddDays(30), DateTime.Now.AddYears(1));
var creditCardTwo = new CreditCard(Guid.NewGuid(), "Katia", 987654321, 124563, 500, DateTime.Now.AddDays(30), DateTime.Now.AddYears(1));
var wallet = new Wallet(UserId);
// Act
wallet.AddCreditCard(creditCardOne);
wallet.AddCreditCard(creditCardTwo);
// Assert
Assert.Equal(2, wallet.CreditCards.Count);
}
public void Should_MakeAPurchase_With_MinimumLimitCreditCard()
{
// Arrange
var wallet = new Wallet(UserId);
var firstCreditCard = new CreditCard(Guid.NewGuid(), "Katia", 543216789, 432, 500, DateTime.Now.AddDays(30), DateTime.Now.AddYears(1));
var minimumLimitCreditCard = new CreditCard(Guid.NewGuid(), "Wellington", 987654321, 789, 350, DateTime.Now.AddDays(30), DateTime.Now.AddYears(1));
wallet.AddCreditCard(firstCreditCard);
wallet.AddCreditCard(minimumLimitCreditCard);
wallet.ChangeWalletLimit(wallet.CreditCards.Sum(a => a.CreditLimit));
// Act
wallet.Buy(175);
// Assert
Assert.Equal(175, wallet.CreditCards.First(a => a.Number == minimumLimitCreditCard.Number).AvailableCredit);
Assert.Equal(675, wallet.AvailableCreditCardsLimit);
}
public void Should_MakeAPurchase_With_MultipleCreditCardsAndSimilarDueDates()
{
// Arrange
var wallet = new Wallet(UserId);
var firstCreditCard = new CreditCard(Guid.NewGuid(), "Wellington", 987654321, 789, 500, DateTime.Now.AddDays(60), DateTime.Now.AddYears(1));
var secondCreditCard = new CreditCard(Guid.NewGuid(), "Katia", 123456789, 123, 1000, DateTime.Now.AddDays(60), DateTime.Now.AddYears(1));
wallet.AddCreditCard(firstCreditCard);
wallet.AddCreditCard(secondCreditCard);
wallet.ChangeWalletLimit(wallet.CreditCards.Sum(a => a.CreditLimit));
// Act
wallet.Buy(1450);
// Assert
Assert.Equal(0, wallet.CreditCards.First(card => card.Number == firstCreditCard.Number).AvailableCredit);
Assert.Equal(50, wallet.CreditCards.First(card => card.Number == secondCreditCard.Number).AvailableCredit);
Assert.Equal(50, wallet.AvailableCreditCardsLimit);
}
public void Cannot_MakeAPurchase_When_InsuficientAvailableCreditLimit()
{
// Arrange
var wallet = new Wallet(UserId);
var creditCard = new CreditCard(Guid.NewGuid(), "Wellington", 987654321, 789, 500, DateTime.Now.AddDays(60), DateTime.Now.AddYears(1));
wallet.AddCreditCard(creditCard);
// Act and Assert
Assert.Throws <InvalidOperationException>(() => wallet.Buy(673));
}
public void Should_MakeAPurchase_With_HigherDueDateCreditCard()
{
// Arrange
var wallet = new Wallet(UserId);
var higherDueDateCreditCard = new CreditCard(Guid.NewGuid(), "Katia", 987654321, 789, 500, DateTime.Now.AddDays(60), DateTime.Now.AddYears(1));
var anotherCreditCard = new CreditCard(Guid.NewGuid(), "Wellington", 123456789, 123, 1000, DateTime.Now.AddDays(30), DateTime.Now.AddYears(1));
wallet.AddCreditCard(higherDueDateCreditCard);
wallet.AddCreditCard(anotherCreditCard);
wallet.ChangeWalletLimit(wallet.CreditCards.Sum(a => a.CreditLimit));
// Act
wallet.Buy(300);
// Assert
var selectedCreditCard = wallet.CreditCards.First(a => a.Number == higherDueDateCreditCard.Number);
Assert.Equal(200, selectedCreditCard.AvailableCredit);
Assert.Equal(1200, wallet.AvailableCreditCardsLimit);
}
public void Should_AddCreditCard_When_NotExists()
{
// Arrange
var creditCard = new CreditCard(Guid.NewGuid(), "Wellington", 123456789, 123, 1000, DateTime.Now.AddDays(30), DateTime.Now.AddYears(1));
var wallet = new Wallet(UserId);
// Act
wallet.AddCreditCard(creditCard);
// Assert
Assert.Contains(creditCard, wallet.CreditCards);
}
public void Cannot_ChangetWalletLimit_When_ExceedsMaxLimit()
{
// Arrange
var creditCard = new CreditCard(Guid.NewGuid(), "Wellington", 123456789, 123, 1000, DateTime.Now.AddDays(30), DateTime.Now.AddYears(1));
var newLimit = 2000;
var wallet = new Wallet(UserId);
wallet.AddCreditCard(creditCard);
// Act and Assert
Assert.Throws <InvalidOperationException>(() => wallet.ChangeWalletLimit(newLimit));
}
public void Should_RemoveCreditCard_When_ExistsInWallet()
{
// Arrange
var creditCard = new CreditCard(Guid.NewGuid(), "Wellington", 123456789, 123, 1000, DateTime.Now.AddDays(30), DateTime.Now.AddYears(1));
var wallet = new Wallet(UserId);
wallet.AddCreditCard(creditCard);
// Act
wallet.RemoveCreditCard(creditCard.Number);
// Assert
Assert.Empty(wallet.CreditCards);
}
public void Should_WalletAvailableLimit_EqualsTo_AvailableSumCreditCardLimit()
{
// Arrange
var creditCard = new CreditCard(Guid.NewGuid(), "Wellington", 123456789, 123, 1000, DateTime.Now.AddDays(30), DateTime.Now.AddYears(1));
var newLimit = 1000;
var wallet = new Wallet(UserId);
wallet.AddCreditCard(creditCard);
// Act
wallet.ChangeWalletLimit(newLimit);
// Assert
Assert.Equal(newLimit, wallet.AvailableCreditCardsLimit);
}
public void Should_ChangeWalletLimit_When_NotExceedsMaxLimit()
{
// Arrange
var creditCard = new CreditCard(Guid.NewGuid(), "Wellington", 123456789, 123, 1000, DateTime.Now.AddDays(30), DateTime.Now.AddYears(1));
var newLimit = 1000;
var wallet = new Wallet(UserId);
wallet.AddCreditCard(creditCard);
// Act
wallet.ChangeWalletLimit(newLimit);
// Assert
Assert.Equal(newLimit, wallet.WalletLimit);
}