Hi Henrique,

On 16/08/2012, at 1:59 AM, Henrique Prange wrote:

>> I am using a TemporaryEditingContext to test a group of related EOs.  To try 
>> and debug a test failure, I am saving the EC after the creation of each new 
>> EO.  At the point where I'm getting an IllegalArgumentException, the only 
>> new EO inserted into the EC is a subclass by horizontal inheritance of a 
>> parent EO.  Inserting the subclass and saving throws this:
> 
> Could you describe the primary key(s) used in these entities?

Person, the parent:

{columnName = id; name = id; prototypeName = id; }
primaryKeyAttributes = (id);

SSPerson, the subclass:

{columnName = id; name = id; prototypeName = id; }
primaryKeyAttributes = (id);
parent = Person;

> Is it a composite primary key? Is it an Integer field?

Both non-composite, just integers.  (It's the "id" prototype from 
ERPrototypes.)  When running the model on PostgreSQL, the keys are generated by 
Person's person_seq, not ssperson_seq.

>> As noted, the only relevant difference I can see is the inheritance.  Would 
>> you expect the TemporaryEditingContext (or the memory adaptor) to have a 
>> problem with (horizontal) inheritance?
> 
> Probably. I've created a sample model here to replicate your problem. I still 
> need more information since the tests I wrote worked as expected.

I can show that when object == null in the NSMutableDictionary, the key is an 
EOTemporaryGlobalID, though presumably that's not going to be a great surprise.


-- 
Paul Hoadley
http://logicsquad.net/




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