Re: [WWdevel] Fwd: [WWcvs] pg: give answer is equivalent message regardless of correctness.

[Sam H. <sh...@ma...>]

On Dec 13, 2005, at 16:32, Davide P.Cervone wrote:

> On Dec 13, 2005, at 1:23 PM, Sam Hathaway via activitymail wrote:
>> give answer is equivalent message regardless of correctness.
>> fixes bug #752.
>
> I'm not sure I think this is the right solution to this.  Now the  
> student can test for equivalence of answer without submitting.  I  
> think of preview mode as not giving any information except how the  
> expression has been parsed.  It should only give information about  
> how the answer is being interpretted, not anything else about the  
> answer (in my opinion).  Being told that it is the same as the  
> previous answer is information about the meaning and the value of  
> the answer, and I don't think that belongs in preview mode.

I see your point. That's quite right.

> The lines you changed had already fixed bug 752 in the sense that  
> they did not give the message in preview mode regardless of the  
> correctness.  So this "attack" on the problem is already blocked by  
> the old version.

I was looking at the Parser version but testing the non-Parser  
version. I backed out of the change to the parser version, and added  
the "isPreview" check to the non-parser version.

Thanks.
-sam