public void CreateCustomerTest()
{
// Create new customer
using (IDataContextAsync context = new NorthwindContext())
using (IUnitOfWorkAsync unitOfWork = new UnitOfWork(context))
{
IRepositoryAsync<Customer> customerRepository = new Repository<Customer>(context, unitOfWork);
var customer = new Customer
{
CustomerID = "LLE37",
CompanyName = "CBRE",
ContactName = "Long Le",
ContactTitle = "App/Dev Architect",
Address = "11111 Sky Ranch",
City = "Dallas",
PostalCode = "75042",
Country = "USA",
Phone ="(222) 222-2222",
Fax = "(333) 333-3333",
ObjectState = ObjectState.Added,
};
customerRepository.Insert(customer);
unitOfWork.SaveChanges();
}
// Query for newly created customer by ID from a new context, to ensure it's not pulling from cache
using (IDataContextAsync context = new NorthwindContext())
using (IUnitOfWorkAsync unitOfWork = new UnitOfWork(context))
{
IRepositoryAsync<Customer> customerRepository = new Repository<Customer>(context, unitOfWork);
var customer = customerRepository.Find("LLE37");
Assert.AreEqual(customer.CustomerID, "LLE37");
}
}
public void CreateAndUpdateAndDeleteCustomerGraphTest()
{
// Create new customer
using (IDataContextAsync context = new NorthwindContext())
using (IUnitOfWorkAsync unitOfWork = new UnitOfWork(context))
{
IRepositoryAsync<Customer> customerRepository = new Repository<Customer>(context, unitOfWork);
var customerForInsertGraphTest = new Customer
{
CustomerID = "LLE38",
CompanyName = "CBRE",
ContactName = "Long Le",
ContactTitle = "App/Dev Architect",
Address = "11111 Sky Ranch",
City = "Dallas",
PostalCode = "75042",
Country = "USA",
Phone = "(222) 222-2222",
Fax = "(333) 333-3333",
ObjectState = ObjectState.Added,
Orders = new[]
{
new Order()
{
CustomerID = "LLE38",
EmployeeID = 1,
OrderDate = DateTime.Now,
ObjectState = ObjectState.Added,
},
new Order()
{
CustomerID = "LLE39",
EmployeeID = 1,
OrderDate = DateTime.Now,
ObjectState = ObjectState.Added
},
}
};
customerRepository.InsertOrUpdateGraph(customerForInsertGraphTest);
unitOfWork.SaveChanges();
}
Customer customerForUpdateDeleteGraphTest = null;
// Query for newly created customer by ID from a new context, to ensure it's not pulling from cache
using (IDataContextAsync context = new NorthwindContext())
using (IUnitOfWorkAsync unitOfWork = new UnitOfWork(context))
{
IRepositoryAsync<Customer> customerRepository = new Repository<Customer>(context, unitOfWork);
customerForUpdateDeleteGraphTest = customerRepository
.Query(x => x.CustomerID == "LLE38")
.Include(x => x.Orders)
.Select()
.SingleOrDefault();
// Testing that customer was created
Assert.AreEqual(customerForUpdateDeleteGraphTest.CustomerID, "LLE38");
// Testing that orders in customer graph were created
Assert.IsTrue(customerForUpdateDeleteGraphTest.Orders.Count == 2);
// Make changes to the object graph while in this context, will save these
// changes in another context, testing managing states between and/or while disconnected
// from the orginal DataContext
// Updating the customer in the graph
customerForUpdateDeleteGraphTest.City = "Houston";
customerForUpdateDeleteGraphTest.ObjectState = ObjectState.Modified;
// Updating the order in the graph
var firstOrder = customerForUpdateDeleteGraphTest.Orders.Take(1).Single();
firstOrder.ShipCity = "Houston";
firstOrder.ObjectState = ObjectState.Modified;
// Deleting one of the orders from the graph
var secondOrder = customerForUpdateDeleteGraphTest.Orders.Skip(1).Take(1).Single();
secondOrder.ObjectState = ObjectState.Deleted;
}
// Query for newly created customer by ID from a new context, to ensure it's not pulling from cache
using (IDataContextAsync context = new NorthwindContext())
using (IUnitOfWorkAsync unitOfWork = new UnitOfWork(context))
{
IRepositoryAsync<Customer> customerRepository = new Repository<Customer>(context, unitOfWork);
// Testing changes to graph while disconncted from it's orginal DataContext
// Saving changes while graph was previous DataContext that was already disposed
customerRepository.InsertOrUpdateGraph(customerForUpdateDeleteGraphTest);
unitOfWork.SaveChanges();
customerForUpdateDeleteGraphTest = customerRepository
.Query(x => x.CustomerID == "LLE38")
.Include(x => x.Orders)
.Select()
.SingleOrDefault();
Assert.AreEqual(customerForUpdateDeleteGraphTest.CustomerID, "LLE38");
// Testing for order(2) was deleted from the graph
Assert.IsTrue(customerForUpdateDeleteGraphTest.Orders.Count == 1);
// Testing that customer was updated in the graph
Assert.IsTrue(customerForUpdateDeleteGraphTest.City == "Houston");
// Testing that order was updated in the graph.
Assert.IsTrue(customerForUpdateDeleteGraphTest.Orders.ToArray()[0].ShipCity == "Houston");
}
}