private static void Update(TestHarness harness)
{
using (var context = new OrdersContext(_connectionString))
{
using (context.Database.BeginTransaction())
{
foreach (var customer in context.Customers)
{
customer.Name += " Modified";
}
harness.StartCollection();
var records = context.SaveChanges();
harness.StopCollection();
Assert.Equal(1000, records);
}
}
}
private static void Insert(TestHarness harness, bool disableBatching)
{
using (var context = new OrdersContext(_connectionString, disableBatching))
{
using (context.Database.AsRelational().Connection.BeginTransaction())
{
for (var i = 0; i < 1000; i++)
{
context.Customers.Add(new Customer { Name = "New Customer " + i });
}
harness.StartCollection();
var records = context.SaveChanges();
harness.StopCollection();
Assert.Equal(1000, records);
}
}
}
public void Add(TestHarness harness, bool autoDetectChanges)
{
using (var context = new OrdersContext(_connectionString))
{
var customers = new Customer[1000];
for (var i = 0; i < customers.Length; i++)
{
customers[i] = new Customer { Name = "Customer " + i };
}
context.Configuration.AutoDetectChangesEnabled = autoDetectChanges;
using (harness.StartCollection())
{
foreach (var customer in customers)
{
context.Customers.Add(customer);
}
}
}
}
private static void Mixed(TestHarness harness, bool disableBatching)
{
using (var context = new OrdersContext(_connectionString, disableBatching))
{
using (context.Database.AsRelational().Connection.BeginTransaction())
{
var customers = context.Customers.ToArray();
for (var i = 0; i < 333; i++)
{
context.Customers.Add(new Customer { Name = "New Customer " + i });
}
for (var i = 0; i < 1000; i += 3)
{
context.Customers.Remove(customers[i]);
}
for (var i = 1; i < 1000; i += 3)
{
customers[i].Name += " Modified";
}
harness.StartCollection();
var records = context.SaveChanges();
harness.StopCollection();
Assert.Equal(1000, records);
}
}
}
private static void Delete(TestHarness harness, bool disableBatching)
{
using (var context = new OrdersContext(_connectionString, disableBatching))
{
using (context.Database.AsRelational().Connection.BeginTransaction())
{
foreach (var customer in context.Customers)
{
context.Customers.Remove(customer);
}
harness.StartCollection();
var records = context.SaveChanges();
harness.StopCollection();
Assert.Equal(1000, records);
}
}
}
public void Update(TestHarness harness, bool autoDetectChanges)
{
using (var context = new OrdersContext(_connectionString))
{
var customers = GetAllCustomersFromDatabase();
Assert.Equal(1000, customers.Length);
context.Configuration.AutoDetectChangesEnabled = autoDetectChanges;
using (harness.StartCollection())
{
foreach (var customer in customers)
{
context.Entry(customer).State = EntityState.Modified;
}
}
}
}
public void Remove(TestHarness harness, bool autoDetectChanges)
{
using (var context = new OrdersContext(_connectionString))
{
var customers = context.Customers.ToArray();
Assert.Equal(1000, customers.Length);
context.Configuration.AutoDetectChangesEnabled = autoDetectChanges;
using (harness.StartCollection())
{
foreach (var customer in customers)
{
context.Customers.Remove(customer);
}
}
}
}