public void OptimisticConcurrencyControl()
{
// Arrange
var ann = new ConcurrentPickupAddressModifier(
Container.GetNestedContainer(),
"Ann");
var bob = new ConcurrentPickupAddressModifier(
Container.GetNestedContainer(),
"Bob");
Assert.That(ann.IsOnSeparateNHibernateSessionFrom(bob));
var id = ann.Save(NewReverseAuction());
bob.LoadExistingReverseAuction(id);
// Act
ann.AlterPickupButDoNotFlush("Abu Dahbi");
bob.AlterPickupButDoNotFlush("Timbuktu");
ann.FlushNHibernateSession();
// Notice that Ann just saved version 2, but Bob has version 1!
// Assert
Assert.Throws <StaleObjectStateException>(() =>
{
bob.FlushNHibernateSession();
});
}
public bool IsOnSeparateNHibernateSessionFrom(ConcurrentPickupAddressModifier other)
{
return(!object.ReferenceEquals(_session, other._session) &&
!object.ReferenceEquals(_repository, other._repository));
}
