public void schemaUpdateMultipleSessions()
{
Assert.Throws <OptimisticLockingFailed>(() =>
{
using (ServerClientSession session = new ServerClientSession(systemDir))
{
session.BeginUpdate();
Placement place = new Placement(555, 1, 1, 10, 10);
Simple1 s1 = new Simple1(1);
s1.Persist(place, session);
s1 = null;
using (ServerClientSession session2 = new ServerClientSession(systemDir))
{
Placement place2 = new Placement(556, 1, 1, 10, 10);
session2.BeginUpdate();
Simple2 s2 = new Simple2(2);
s2.Persist(place2, session2);
s2 = null;
session.Commit();
session2.Commit(); // optemistic locking will fail due to session2 working with a stale schema (not the one updated by session 1)
session.BeginUpdate();
s1 = (Simple1)session.Open(555, 1, 1, false);
s2 = (Simple2)session.Open(556, 1, 1, false);
session.Commit();
session2.BeginUpdate();
s1 = (Simple1)session2.Open(555, 1, 1, false);
s2 = (Simple2)session2.Open(556, 1, 1, false);
session2.Commit();
}
}
});
}
