[Rd] testing dontrun examples

Duncan Murdoch murdoch.duncan at gmail.com
Wed Nov 26 23:49:50 CET 2014

On 26/11/2014, 1:45 PM, Paul Gilbert wrote:
> Is there a good strategy for testing examples which should not be run by 
> default? For instance, I have examples which get data from the Internet. 
> If I wrap them in try() then they can be skipped if the Internet is not 
> available, but may not be tested in cases when I would like to know 
> about the failure. (Not to mention that the example syntax is ugly.)
> If I mark them \dontrun or \donttest then they are not tested. I could 
> mark them \dontrun and then use example() but for this, in addition to 
> run.dontrun=TRUE, I would need to specify all topics for a package, and 
> I don't see how to do this, missing topic does not work.
> Wishlist: what I would really like is R CMD check --run-dontrun   pkg

We have that in R-devel, so everyone will have it next April, but there
will possibly be bugs unless people like you try it out now.

Duncan Murdoch

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