[Python-Dev] [Python-checkins] cpython: #14533: if a test has no test_main, use loadTestsFromModule.

[R. David Murray]

On Mon, 09 Apr 2012 13:34:25 -0400, Terry Reedy <tjreedy at udel.edu> wrote:
> 
> On 4/9/2012 9:13 AM, r.david.murray wrote:
> > http://hg.python.org/cpython/rev/eff551437abd
> > changeset:   76176:eff551437abd
> > user:        R David Murray<rdmurray at bitdance.com>
> > date:        Mon Apr 09 08:55:42 2012 -0400
> > summary:
> >    #14533: if a test has no test_main, use loadTestsFromModule.
> >
> > This moves us further in the direction of using normal unittest facilities
> > instead of specialized regrtest ones.  Any test module that can be correctly
> > run currently using 'python unittest -m test.test_xxx' can now be converted to
> > use normal unittest test loading by simply deleting its test_main, thus no
> > longer requiring manual maintenance of the list of tests to run.
> ...
> > +   if __name__ == '__main__':
> > +       unittest.main()
> >
> > -   if __name__ == '__main__':
> > -       test_main()
> 
> Being on Windows, I sometimes run single tests interactively with
> 
> from test import test_xxx as t; t.test_main()
> 
> Should t.unittest.main(t.__name__) work as well?

That will work.

t.unittest.main(t) will also work and is less typing.

> Should this always work even if there is still a test_main?

It will work if and only if the test can be run correctly via './python
-m unittest test.test_xxx'.  Not all test files in Lib/test can be run that
way (though I at least am open to fixing ones that don't work).

--David