Hi John:

In message <e741293b-947c-0f5e-6774-e0df1ae25452@jerrykan.com>,
John Kristensen writes:
>John Kristensen added the comment:
>On 28/06/16 08:26, John Rouillard wrote:
>> Well it's better but postgres tests still being run.
>
>Check to see if you have the 'psycopg' python package installed. The 
>tests rely on using 'roundup.backend.have_backend()'[1] to determine if 
>the backend is available and will attempt to run the tests if it returns 
>True. The 'have_backend()' essentially returns True for postgresql if 
>the 'psycopg' package is installed.

Hmm, mysql IIRC tries to conenct to the db as part of have_backend()
or some wrapper around have_backend() in the tests. If it can't
connect it skips.

I'll see if I can figure out how mysql handles this as I have both
libraries installed just not the databases.
>> [elided tests being skipped that shouldn't be.]
>It seems as though 'pytest.mark.skip()' bug[2] taints any test that 
>shares a parent test class, not just the other tests that are marked to 
>be skipped by pytest - which is what I thought the problem was.
>
>I'll do a bit more looking to see if an improved work-around can be found.

Thanks for trying to track this down.