public void TestFetchingStrateyAllIlist()
{
//new up the repository
EntitiesRepository<Customer, NorthwindEntities> ctx =
new EntitiesRepository<Customer, NorthwindEntities>(new NorthwindEntities());
//new up a specification
Specification<Customer> cust_spec =
new Specification<Customer>(c => c.Country == "Germany" && c.CustomerID == "KOENE");
MakePreferedFetchingStrategy stratey = new MakePreferedFetchingStrategy();
var list = ctx.AllToIList(stratey);
Assert.IsTrue(list.ToList().Count > 0);
}
public void Multi_Level_Mixed_Hierarchy_With_Persisting_Test()
{
EntitiesRepository<Customer, NorthwindEntities> repos =
new EntitiesRepository<Customer, NorthwindEntities>(new NorthwindEntities());
Specification<Customer> german_cust_spec =
new Specification<Customer>(c => c.CustomerID == "ALFKI");
var german_custs = repos.AllToIList(german_cust_spec, new
MultiLevelMixedStrategy());
foreach (var cust in german_custs)
{
cust.Country = "Germany";
Console.WriteLine("The Customer Name is {0}", cust.CompanyName);
foreach (var order in cust.Orders)
{
order.ShipName = "Battleship Potemkin";
Console.WriteLine("\tThe Order ID is : {0}", order.OrderID);
foreach (var orderline in order.Order_Details)
{
orderline.Discount = 0.15f;
Console.WriteLine("\t\tThe value ordered for Product ID {0} is {1}",
orderline.Product.ProductID, orderline.UnitPrice * orderline.Quantity);
}
}
}
german_custs[0].Orders.Add(Order.CreateOrder(999999));
repos.Save();
}
public void Multi_Level_Mixed_Hierarchy_Test()
{
EntitiesRepository<Customer, NorthwindEntities> repos =
new EntitiesRepository<Customer, NorthwindEntities>(new NorthwindEntities());
var custs = repos.AllToIList(new MultiLevelMixedStrategy());
foreach (var cust in custs)
{
Console.WriteLine("The Customer Name is {0}", cust.CompanyName);
foreach (var order in cust.Orders)
{
Console.WriteLine("\tThe Order ID is : {0}", order.OrderID);
foreach (var orderline in order.Order_Details)
{
Console.WriteLine("\t\tThe value ordered for Product ID {0} is {1}",
orderline.Product.ProductID, orderline.UnitPrice * orderline.Quantity);
}
}
}
}
public void Fetching_Lazy_EntityReference_Eager_EntityCollection()
{
EntitiesRepository<Order, NorthwindEntities> repos =
new EntitiesRepository<Order, NorthwindEntities>(new NorthwindEntities());
Specification<Order> italian_spec =
new Specification<Order>(o => o.Customer.Country == "Italy");
var italian_orders = repos.AllToIList(new LazyEntityReferenceEagerEntityCollection());
foreach (var order in italian_orders)
{
Console.WriteLine("The Customer Name is {0}", order.Customer.CompanyName);
foreach (var orderLine in order.Order_Details)
{
Console.WriteLine("\tThe value ordered for Product ID {0} is {1}",
orderLine.ProductID, orderLine.UnitPrice * orderLine.Quantity);
}
}
}
public void Fetching_Eager_EntityReference_Lazy_EntityCollection()
{
EntitiesRepository<Order, NorthwindEntities> repos =
new EntitiesRepository<Order, NorthwindEntities>(new NorthwindEntities());
var orders = repos.AllToIList(new EagerEntityReferenceLazyEntityCollection());
foreach (var order in orders)
{
//customer is eager
Console.WriteLine("The Customer Name is {0}", order.Customer.CompanyName);
foreach (var orderLine in order.Order_Details)
{
//order details is lazy
Console.WriteLine("\tThe value ordered for Product ID {0} is {1}",
orderLine.ProductID, orderLine.UnitPrice * orderLine.Quantity);
}
}
}
public void Example_Role_Specified_Strategy_Test()
{
EntitiesRepository<Customer, NorthwindEntities> repos =
new EntitiesRepository<Customer, NorthwindEntities>(new NorthwindEntities());
var custs = repos.AllToIList<ICustomerMakePrefered>();
foreach (var cust in custs)
{
Console.WriteLine("The Customer Name is {0}", cust.CompanyName);
foreach (var order in cust.Orders)
{
Console.WriteLine("\tThe Order ID is : {0}", order.OrderID);
foreach (var orderline in order.Order_Details)
{
Console.WriteLine("\t\tThe value ordered for Product ID {0} is {1}",
orderline.Product.ProductID, orderline.UnitPrice * orderline.Quantity);
}
}
}
}