On Sunday, 26 April 2015 20:32:57 UTC+1, Nathann Cohen wrote:
>
> Hellooooooooooo ! 
>
> > I would advocate the approach that all the MILP tests are explicit about 
> the 
> > solver to be 
> > used. Indeed, it's not only COIN, but all the other solvers like CPLEX 
> > behave this way. 
> > 
> > Nathann, would you mind this? 
>
> HMmmmm... Why would you gain? If you make all doctests involving 
> solvers use GLPK, you only make sure that the other solvers will never 
> be tested anymore? 
>

no no no, I mean to have different versions of doctests with outputs from 
particular solvers, and these marked by # optional tags

e.g. if your default solver is CPLEX then  you'd doctest with 
--optional=sage,cplex
and (ideally) should get no errors, etc.


> This broken doctest is only trouble because it does not tell us of a 
> bug, and so we change the tolerance. But with the current setting any 
> test of Sage with a different solver installed tests the solver on all 
> instances. 
>
> Nathann 
>

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