public void Verify_Update()
{
const string newCompanyName = "New Company Name";
using(var transaction = new TransactionScope())
{
// PrepareDb
InsertCustomer();
using (var northwindContext = new NorthwindEntities())
{
var customer = northwindContext
.Customers
.Single(c => c.CustomerID == customerId);
customer.CompanyName = newCompanyName;
customer.Location = SpatialServices.Instance.GeographyFromText("POINT (-122.191667 47.685833)");
northwindContext.SaveChanges();
}
// Verify the customer was updated
Assert.Equal(
1,
ExecuteScalar(
string.Format(
"SELECT COUNT(*) " +
"FROM Customers " +
"WHERE CustomerID = '{0}' AND CompanyName = '{1}' AND Location.STAsText() = 'POINT (-122.191667 47.685833)'",
customerId,
newCompanyName)));
}
}
public void Verify_Delete()
{
using (var transaction = new TransactionScope())
{
// PrepareDb
InsertCustomer();
using (var northwindContext = new NorthwindEntities())
{
var customer = northwindContext
.Customers
.Single(c => c.CustomerID == customerId);
northwindContext.Customers.DeleteObject(customer);
northwindContext.SaveChanges();
}
// Verify the customer was updated
Assert.Equal(
0,
ExecuteScalar(
string.Format(
"SELECT COUNT(*) FROM Customers WHERE CustomerID = '{0}' AND CompanyName = '{1}'",
customerId,
companyName)));
}
}
private static void InsertCustomer()
{
using (var northwindContext = new NorthwindEntities())
{
northwindContext.Customers.AddObject(
new Customer()
{
CustomerID = customerId,
CompanyName = companyName,
Location = SpatialServices.Instance.GeographyFromText("POINT (17.038333 51.107778)")
});
northwindContext.SaveChanges();
}
}
public void Verify_Update_DbGeography()
{
using (var transaction = new TransactionScope())
{
int orderID;
using (var northwindContext = new NorthwindEntities())
{
var order = northwindContext
.Orders
.OrderBy(o => o.OrderID)
.First();
orderID = order.OrderID;
order.ContainerSize = SpatialServices.Instance.GeometryFromText("LINESTRING (100 100, 20 180, 180 180)");
northwindContext.SaveChanges();
}
// Verify the customer was updated
Assert.Equal(
1,
ExecuteScalar(
string.Format(
"SELECT COUNT(*) FROM Orders WHERE OrderID = '{0}' AND ContainerSize.STAsText() = 'LINESTRING (100 100, 20 180, 180 180)'",
orderID)));
}
}
