public void rollback_transaction_in_multiple_different_contexts()
{
PrepareUser(userId);
var initialCount = GetUserOrdersCount(userId);
using (var tran = new TransactionScope())
{
using (var db = new MyContext())
{
IncreateUserOrdersCount(db);
}
using (var db = new OtherContext())
{
AddInvoice(db);
}
}
using (var db = new MyContext())
{
var user = db.Users.Find(userId);
Assert.AreEqual(user.OrdersCount, initialCount);
Assert.AreEqual(user.Orders.Count(), initialCount);
}
using (var db = new OtherContext())
{
var invoicesCount = db.Invoices.Count(i => i.UserId == userId);
Assert.AreEqual(0, invoicesCount);
}
}
private void AddInvoice(OtherContext db)
{
db.Invoices.Add(new Invoice()
{
UserId = userId
});
db.SaveChanges();
}
public void rollback_transaction_in_multiple_different_contexts_perf()
{
PrepareUser(userId);
var initialCount = GetUserOrdersCount(userId);
perfMeter.MeasurePerf(() =>
{
using (var tran = new TransactionScope())
{
using (var db = new MyContext())
{
IncreateUserOrdersCount(db);
}
using (var db = new OtherContext())
{
AddInvoice(db);
}
}
});
}
