def test_dirty_protection(self):
Session.flush() # should not throw an exception
serialized_call(lambda: None)()
Session.flush() # nothing happened, no exception
serialized_call(add_something)()
self.assertRaises(DirtyReadOnlySession, lambda: Session.flush)
def test_dirty_protection(self):
Session.flush() # should not throw an exception
serialized_call(lambda: None)()
Session.flush() # nothing happened, no exception
serialized_call(add_something)()
self.assertRaises(DirtyReadOnlySession, lambda: Session.flush)
