/// <summary>
/// Running just this method will show you how a lambda is not covered in the Order Class.
/// </summary>
public void VerifyGetOrderNoItemsNoProductsNoCustomer()
{
DateTime orderDate = DateTime.Now;
Order order = OrderFactory.GetOrderNoItemsNoProductsNoCustomer(orderDate);
Debug.Assert(order.OrderDate == orderDate, "The Order Date Must Match");
Debug.Assert(order.Customer == null);
Debug.Assert(order.TotalCost() == 0);
Debug.Assert(order.TotalItems() == 0);
Debug.Assert(order.TotalPrice() == 0);
}
public void VerifyGetOrderWithItemsAndProductAndCustomer()
{
DateTime orderDate = DateTime.Now;
Order order = OrderFactory.GetOrderWithItemsAndProductAndCustomer(orderDate);
Debug.Assert(order.OrderDate == orderDate, "The Order Date Must Match");
Debug.Assert(order.OrderID == 1);
Debug.Assert(order.Customer != null);
Debug.Assert(order.Customer.CustomerId == 1);
Debug.Assert(order.TotalCost() == 43);
Debug.Assert(order.TotalItems() == 9);
Debug.Assert(order.TotalPrice() == 123);
}
public void VerifyGetAdditionalCoveragePart1()
{
DateTime orderDate = DateTime.Now;
Order order = OrderFactory.GetOrderWithItemsAndProductAndCustomer(orderDate);
//verify the customer name
Debug.Assert(order.Customer.CustomerId == 1);
Debug.Assert(order.Customer.CustomerName == "Customer 1");
OrderDetail prod = order.OrderDetails[0];
Debug.Assert(prod.Product.Cost == 7);
Debug.Assert(prod.Product.Name == "Sample Product 1");
Debug.Assert(prod.Product.Price == 11.50m);
Debug.Assert(prod.Product.ProductId == 1);
order.ClearCustomer();
Debug.Assert(order.Customer == null);
prod.ClearProduct();
Debug.Assert(prod.Product == null);
}
//we want to complete the coverage by passing bad data.
public void VerifyGetAdditionalCoveragePart2()
{
try {
Customer cust = OrderFactory.GetCustomer1();
cust.CustomerName = null;
}
catch (ArgumentNullException ex) {
Debug.Assert(ex.Message.IndexOf("The Name of the Customer") > -1);
}
Order order = OrderFactory.GetOrderWithItemsAndProductAndCustomer(DateTime.Now);
try {
order.OrderID = 0;
}
catch (ArgumentOutOfRangeException ex) {
Debug.Assert(ex.Message.IndexOf("The value must be greater than 0") > -1);
}
try {
order.OrderDate = DateTime.Now.AddYears(-1);
}
catch (ArgumentOutOfRangeException ex) {
Debug.Assert(ex.Message.IndexOf("The value must be greater than") > -1);
}
try {
order.Customer = null;
}
catch (ArgumentNullException) {
}
OrderDetail od = order.OrderDetails[0];
//show how you don't have 100% coverage because of the quantity
try {
od.Quantity = 0;
}
catch (ArgumentOutOfRangeException) {
}
try {
od.UnitPrice = 0;
}
catch (ArgumentOutOfRangeException) {
}
Product prod = od.Product;
try {
od.Product = null;
}
catch (ArgumentNullException) {
}
//now try invalid content for the product
try {
prod.Name = string.Empty;
}
catch (ArgumentNullException ex) {
Debug.Assert(ex.Message.IndexOf("The Name of the product must have a value") > -1);
}
try {
prod.Cost = 0.0m;
}
catch (ArgumentOutOfRangeException ex) {
Debug.Assert(ex.Message.IndexOf("The value must be greater than 0") > -1);
}
try {
prod.Price = 0.0m;
}
catch (ArgumentOutOfRangeException ex) {
Debug.Assert(ex.Message.IndexOf("The value must be greater than 0") > -1);
}
try {
prod.ProductId = 0;
}
catch (ArgumentOutOfRangeException ex) {
Debug.Assert(ex.Message.IndexOf("The value must be greater than 0") > -1);
}
}