[Rd] unit testing framework for R?
tplate at blackmesacapital.com
Wed Mar 17 21:58:01 MET 2004
How would a "unit testing" framework look different? (other than maybe the
ability to pick and choose tests easily and run them quickly).
-- Tony Plate
At Wednesday 01:01 PM 3/17/2004, A.J. Rossini wrote:
>the package 'tests' directory is great, and we use it, but it isn't
>unit testing in the same sense -- more regression tests (reactive
>rather than proactive).
>Tony Plate <tplate at blackmesacapital.com> writes:
> > Packages can have a 'tests' directory, which can contain foo.R and
> > foo.Rout.save files. When packages are built (or checked) the output
> > from running R with the commands in foo.R is compared with
> > foo.Rout.save, and differences are reported.
> > The "Writing R Extensions" manual discusses this a little. It
> > suggests: "Use R CMD check --help (Rcmd check --help on Windows) to
> > obtain more information about the usage of the R package checker. A
> > subset of the checking steps can be selected by adding flags."
> > I've considered looking at several enhancements of the testing
> > features: (1) automatically construct foo.R from foo.Rout.save (easy
> > if the file only contains simple commands issued at the standard
> > prompt); (2) allow specification of which test files to run; and (3)
> > print summaries of test successes and failures at the end of running
> > the selected tests. Is there any wider interest in such features?
> > -- Tony Plate
> > At Wednesday 11:11 AM 3/17/2004, Paul Shannon wrote:
> >>In a quick search of the R website just now, I found no mention of
> >>a unit testing framework for R. I hope to find something
> >>in the style of Java's JUnit, or Python's unittest. Is such a
> >>thing available?
> >> - Paul Shannon
> >> Institute for Systems Biology
> >> Seattle
> >>R-devel at stat.math.ethz.ch mailing list
> > ______________________________________________
> > R-devel at stat.math.ethz.ch mailing list
> > https://www.stat.math.ethz.ch/mailman/listinfo/r-devel
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