public void CollectionVersion()
{
ISession s = OpenSession();
ITransaction t = s.BeginTransaction();
var guy = new User { Username = "******" };
s.Persist(guy);
var admin = new Group {Name = "admin"};
s.Persist(admin);
t.Commit();
s.Close();
DateTime guyTimestamp = guy.Timestamp;
// For dialects (Oracle8 for example) which do not return "true
// timestamps" sleep for a bit to allow the db date-time increment...
Thread.Sleep(1500);
s = OpenSession();
t = s.BeginTransaction();
guy = s.Get<User>(guy.Id);
admin = s.Get<Group>(admin.Id);
guy.Groups.Add(admin);
admin.Users.Add(guy);
t.Commit();
s.Close();
Assert.That(!NHibernateUtil.Timestamp.IsEqual(guyTimestamp, guy.Timestamp), "owner version not incremented");
guyTimestamp = guy.Timestamp;
Thread.Sleep(1500);
s = OpenSession();
t = s.BeginTransaction();
guy = s.Get<User>(guy.Id);
guy.Groups.Clear();
t.Commit();
s.Close();
Assert.That(!NHibernateUtil.Timestamp.IsEqual(guyTimestamp, guy.Timestamp), "owner version not incremented");
s = OpenSession();
t = s.BeginTransaction();
s.Delete(s.Load<User>(guy.Id));
s.Delete(s.Load<Group>(admin.Id));
t.Commit();
s.Close();
}
public void CollectionNoVersion()
{
ISession s = OpenSession();
ITransaction t = s.BeginTransaction();
var guy = new User {Username = "******"};
s.Persist(guy);
var perm = new Permission {Name = "silly", Access = "user", Context = "rw"};
s.Persist(perm);
t.Commit();
s.Close();
DateTime guyTimestamp = guy.Timestamp;
s = OpenSession();
t = s.BeginTransaction();
guy = s.Get<User>(guy.Id);
perm = s.Get<Permission>(perm.Id);
guy.Permissions.Add(perm);
t.Commit();
s.Close();
const string ownerVersionWasIncremented = "owner version was incremented ({0:o} => {1:o})";
Assert.That(NHibernateUtil.Timestamp.IsEqual(guyTimestamp, guy.Timestamp),
string.Format(ownerVersionWasIncremented, guyTimestamp, guy.Timestamp));
Console.WriteLine(string.Format(ownerVersionWasIncremented, guyTimestamp, guy.Timestamp));
s = OpenSession();
t = s.BeginTransaction();
guy = s.Get<User>(guy.Id);
guy.Permissions.Clear();
t.Commit();
s.Close();
Assert.That(NHibernateUtil.Timestamp.IsEqual(guyTimestamp, guy.Timestamp),
string.Format(ownerVersionWasIncremented, guyTimestamp, guy.Timestamp));
s = OpenSession();
t = s.BeginTransaction();
s.Delete(s.Load<User>(guy.Id));
s.Delete(s.Load<Permission>(perm.Id));
t.Commit();
s.Close();
}