[Sqlalchemy-tickets] [sqlalchemy] #1360: yet another autoflush within merge bug

[sqlalchemy <mi...@zz...>]

#1360: yet another autoflush within merge bug
--------------------+-------------------------------------------------------
 Reporter:  zzzeek  |          Owner:  zzzeek              
     Type:  defect  |         Status:  new                 
 Priority:  high    |      Milestone:  0.5.xx              
Component:  orm     |       Severity:  minor - half an hour
 Keywords:          |   Status_field:  in progress         
--------------------+-------------------------------------------------------
 {{{
     @testing.resolve_artifact_names
     def test_cascades_dont_autoflush_2(self):
         mapper(User, users, properties={
             'addresses':relation(Address,
                         backref='user',
                                  cascade="all, delete-orphan")
         })
         mapper(Address, addresses)

         u = User(id=7, name='fred', addresses=[
             Address(id=1, email_address='fred1'),
         ])
         sess = create_session(autoflush=True, autocommit=False)
         sess.add(u)
         sess.commit()

         sess.expunge_all()

         u = User(id=7, name='fred', addresses=[
             Address(id=1, email_address='fred1'),
             Address(id=2, email_address='fred2'),
         ])
         sess.merge(u)
         sess.commit()
 }}}

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Ticket URL: <http://www.sqlalchemy.org/trac/ticket/1360>
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