Re: [PATCH 2/3] check: add support for --list-group-tests

[Zorro Lang <zlang@redhat.com>]

On Wed, Feb 21, 2024 at 08:45:37AM -0800, Luis Chamberlain wrote:
> On Mon, Feb 19, 2024 at 02:38:12PM +1100, Dave Chinner wrote:
> > On Fri, Feb 16, 2024 at 10:18:58AM -0800, Luis Chamberlain wrote:
> > > Since the prior commit adds the ability to list groups but is used
> > > only when we use --start-after, let's add an option which leverages this
> > > to also allow us to easily query which tests are part of the groups
> > > specified.
> > > 
> > > This can be used for dynamic test configuration suites such as kdevops
> > > which may want to take advantage of this information to deterministically
> > > determine if a test falls part of a specific group.
> > > Demo:
> > > 
> > > root@demo-xfs-reflink /var/lib/xfstests # ./check --list-group-tests -g soak
> > > 
> > > generic/019 generic/388 generic/475 generic/476 generic/521 generic/522 generic/616 generic/617 generic/642 generic/648 generic/650 xfs/285 xfs/517 xfs/560 xfs/561 xfs/562 xfs/565 xfs/570 xfs/571 xfs/572 xfs/573 xfs/574 xfs/575 xfs/576 xfs/577 xfs/578 xfs/579 xfs/580 xfs/581 xfs/582 xfs/583 xfs/584 xfs/585 xfs/586 xfs/587 xfs/588 xfs/589 xfs/590 xfs/591 xfs/592 xfs/593 xfs/594 xfs/595 xfs/727 xfs/729 xfs/800
> > 
> > So how is this different to ./check -n -g soak?
> > 
> > '-n' is supposed to show you want tests are going to be run
> > without actually running them, so why can't you use that?
> 
> '-n' will replicate as if you are running all tests but just skip while
> --list-group-tests will just look for the tests for the group and bail right
> away, and it is machine readable.

What do you mean "replicate as if you are running all tests but just skip"?
Sorry I don't understand this explanation 100%, can you show us some examples
to explain what kind of job you hope "--list-group-tests" to do, but the "-n"
is helpless?

Thanks,
Zorro

> 
>   Luis
>