public void AServiceChargeIsATypeOfTransaction()
{
Tax defaultTax = new Tax("No Tax", 0);
ClubService clubService = new ClubService("Member Fee", 79, defaultTax);
Transaction serviceCharge = new ServiceCharge(clubService, "June Full Membership Fee", 1, 0);
Assert.AreEqual((decimal)79, serviceCharge.NetAmount);
}
public void ASaleIsATypeOfTransaction()
{
Tax defaultTax = new Tax("5% Tax", 5);
Product simpleProduct = new Product("A Cap", 10, defaultTax);
Transaction sale = new Sale(simpleProduct, "Selling a cap", 1, 0);
Assert.AreEqual((decimal)10.5, sale.NetAmount);
}
public void InstantiatingASimpleProductThatHasADescriptionCostAndAplicapleTax()
{
Tax defaultTax = new Tax("5% Tax", 5);
ClubService simpleService = new ClubService("Optimist Rent", 10, defaultTax);
Assert.AreEqual("Optimist Rent", simpleService.Description);
Assert.AreEqual(10,simpleService.Cost);
Assert.AreEqual(defaultTax, simpleService.Tax);
}
public ClubService(string description, double cost, Tax tax)
{
if (cost < 0) throw new System.ArgumentException("Service cost can't be negative", "taxName");
if ((description ?? "").Trim() == "") throw new System.ArgumentException("Service name can't be empty or null", "taxName");
this.description = description;
this.cost = cost;
this.tax = tax;
}
public void InstantiatingASimpleProductThatHasADiscriptionCostAndAplicapleTax()
{
Tax defaultTax = new Tax("5% Tax", 5);
Product simpleProduct = new Product("A Cap", 10, defaultTax);
Assert.AreEqual("A Cap",simpleProduct.Description);
Assert.AreEqual(10,simpleProduct.Cost);
Assert.AreEqual(defaultTax, simpleProduct.Tax);
}
public ServiceCharge(ClubService service, string concept, int units, double unitCost, Tax tax, double discount)
: base(concept, units, unitCost, tax, discount)
{
this.service = service;
this.concept = concept;
this.units = units;
this.unitCost = unitCost;
this.tax = tax;
this.discount = discount;
}
public Transaction(string description, int units, double unitCost, Tax tax, double discount)
{
if (unitCost < 0) throw new System.ArgumentOutOfRangeException("uniCost", "Transactions units cost can't be negative");
if (units == 0) throw new System.ArgumentOutOfRangeException("units", "A transaction can't have zero units");
this.description = description;
this.units = units;
this.unitCost = unitCost;
this.tax = tax;
this.discount = discount;
}
public Sale(Product product, string concept, int units, double unitCost, Tax tax, double discount)
: base(concept, units, unitCost, tax, discount)
{
this.product = product;
this.concept = concept;
this.units = units;
this.unitCost = unitCost;
this.tax = tax;
this.discount = discount;
}
public void ServiceCostCantBeNegative()
{
Tax defaultTax = new Tax("5% Tax", 5);
try
{
ClubService simpleService = new ClubService(null, -1, defaultTax);
}
catch (ArgumentException exception)
{
Assert.AreEqual("Service cost can't be negative", exception.GetMessageWithoutParamName());
throw exception;
}
}
public void ProductDescriptionCanNotBeJustSpaces()
{
Tax defaultTax = new Tax("5% Tax", 5);
try
{
Product simpleService = new Product(" ", 10, defaultTax);
}
catch (ArgumentException exception)
{
Assert.AreEqual("Product name can't be empty or null", exception.GetMessageWithoutParamName());
throw exception;
}
}
public void ServiceDescriptionCanNotBeNull()
{
Tax defaultTax = new Tax("5% Tax", 5);
try
{
ClubService simpleService = new ClubService(null, 10, defaultTax);
}
catch (ArgumentException exception)
{
Assert.AreEqual("Service name can't be empty or null", exception.GetMessageWithoutParamName());
throw exception;
}
}
public void TaxNameCanNotBeNull()
{
try
{
Tax tax = new Tax(null, 5);
}
catch (ArgumentException exception)
{
Assert.AreEqual("Tax name can't be empty or null", exception.GetMessageWithoutParamName());
throw exception;
}
}
private List<Transaction> CreateAmendingTransactions(Invoice invoiceToAmend)
{
List<Transaction> amendingInvoiceDetail = new List<Transaction>();
Tax voidTax = new Tax("", 0);
Transaction originalInvoiceReference = new Transaction("Amending invoice " + invoiceToAmend.InvoiceID + "as detailed", 1, 0, voidTax, 0);
amendingInvoiceDetail.Add(originalInvoiceReference);
foreach (Transaction transaction in invoiceToAmend.InvoiceDetail)
{
Transaction amendedTransaction = new Transaction(
"Amending " + transaction.Description, -transaction.Units, transaction.UnitCost, transaction.Tax, transaction.Discount);
amendingInvoiceDetail.Add(amendedTransaction);
}
return amendingInvoiceDetail;
}
public void GivenThisSetOfTaxes(Table taxes)
{
invoiceContextData.taxesDictionary = new Dictionary<string, Tax>();
foreach (var row in taxes.Rows)
{
string key = row["Tax Type"];
Tax tax = new Tax((string)row["Tax Type"], double.Parse(row["Tax Value"]));
invoiceContextData.taxesDictionary.Add(key, tax);
}
}
public void TheTransactionsCostAndTaxesCanDiferFromDefaultProductCost()
{
Tax defaultTax = new Tax("5% Tax", 5);
Product simpleProduct = new Product("A Cap", 10, defaultTax);
Transaction sale = new Sale(simpleProduct, "Selling a cap", 1, 20, new Tax("No Tax", 0), 0);
Assert.AreEqual((decimal)20, sale.NetAmount);
}
public void TheTransactionsCostAndTaxesCanDiferFromDefaultServiceCost()
{
Tax defaultTax = new Tax("No Tax", 0);
ClubService clubService = new ClubService("Member Fee", 79, defaultTax);
Transaction serviceCharge = new ServiceCharge(clubService, "June Full Membership Fee", 1, 80, new Tax("5% Tax", 5), 0);
Assert.AreEqual((decimal)84, serviceCharge.NetAmount);
}
public void TaxPercentagesCanNotBeNegative()
{
try
{
Tax tax = new Tax("Negative TAX", -5);
}
catch (ArgumentOutOfRangeException exception)
{
Assert.AreEqual("Tax percentages can't be negative", exception.GetMessageWithoutParamName());
throw exception;
}
}
public void TaxPercentageCanBeZero()
{
Tax tax = new Tax("No Tax", 0);
Assert.AreEqual(0, tax.TaxPercentage);
}
public void Special_VoidTax_CanBeZeroAndNullDescription()
{
Tax tax = new Tax(null, 0);
Assert.AreEqual(0, tax.TaxPercentage);
}
public void CreatingATax()
{
Tax tax = new Tax("Canarian IGIC", 7);
Assert.AreEqual(7, tax.TaxPercentage);
}
