Re: [PATCH 11/12] tests/qtest: bios-tables-test: Skip if missing configs

[Michael S. Tsirkin]

On Wed, Feb 08, 2023 at 11:52:38AM +0100, Igor Mammedov wrote:
> On Tue, 7 Feb 2023 09:42:45 -0500
> "Michael S. Tsirkin" <mst@redhat.com> wrote:
> 
> > On Tue, Feb 07, 2023 at 03:35:56PM +0100, Thomas Huth wrote:
> > > On 06/02/2023 16.04, Fabiano Rosas wrote:  
> > > > If we build with --without-default-devices, CONFIG_HPET and
> > > > CONFIG_PARALLEL are set to N, which makes the respective devices go
> > > > missing from acpi tables.
> > > > 
> > > > Signed-off-by: Fabiano Rosas <farosas@suse.de>
> > > > ---
> > > > I currently don't see a way of allowing the tests to pass in the
> > > > absence of these two configs. As far as I understand, we would need to
> > > > have one set of expected table files (tests/data/acpi) for each
> > > > combination of machine vs. possible CONFIG that can be toggled.  
> > > 
> > > I think you're right ... maintaining tables for each combination does not
> > > scale. Disabling the test in that case is likely the best we can do here
> > > right now.
> > >   
> > > > diff --git a/tests/qtest/meson.build b/tests/qtest/meson.build
> > > > index a930706a43..2829eda2c9 100644
> > > > --- a/tests/qtest/meson.build
> > > > +++ b/tests/qtest/meson.build
> > > > @@ -78,7 +78,9 @@ qtests_i386 = \
> > > >      config_all_devices.has_key('CONFIG_Q35') and                       
> > > >                       \
> > > >      config_all_devices.has_key('CONFIG_VIRTIO_PCI') and                
> > > >                       \
> > > >      slirp.found() ? ['virtio-net-failover'] : []) +                    
> > > >                       \
> > > > -  (unpack_edk2_blobs ? ['bios-tables-test'] : []) +                    
> > > >                      \
> > > > +  (unpack_edk2_blobs and                                               
> > > >                      \
> > > > +   config_all_devices.has_key('CONFIG_HPET') and                       
> > > >                      \
> > > > +   config_all_devices.has_key('CONFIG_PARALLEL') ? 
> > > > ['bios-tables-test'] : []) +             \
> > > >     qtests_pci +                                                        
> > > >                       \
> > > >     qtests_cxl +                                                        
> > > >                       \
> > > >     ['fdc-test',  
> > > 
> > > Reviewed-by: Thomas Huth <thuth@redhat.com>  
> > 
> > 
> > One thing we could do is move this code to an SSDT by itself.  Then
> > there's two variants of e.g. HPET SSDT: with and without CONFIG_HPET.
> > Needs ACPI work though. Igor what do you think? Worth it?
> 
> I'd go with just disabling test in this case.

ok for now.

> having dedicated ACPI tables for each permutation config changes
> might cause doesn't look to me as sustainable.
> 

I feel I was unclear. What I am proposing is not that we add SSDT
for each permutation.

What I am saying is basically this: we have build_hpet_aml.  call it
from a separate SSDT. Now with HPET we check this expected SSDT.
Without HPET we don't have this SSDT so nothing to check.


-- 
MST