Re: [PATCH net-next 0/1] Introduction of the tc tests

[Stephen Hemminger <stephen@networkplumber.org>]

On Mon, 19 Jun 2017 23:48:19 -0400 (EDT)
David Miller <davem@davemloft.net> wrote:

> From: Cong Wang <xiyou.wangcong@gmail.com>
> Date: Mon, 19 Jun 2017 16:37:29 -0700
> 
> > Hi,
> > 
> > On Fri, Jun 16, 2017 at 2:22 PM, Lucas Bates <lucasb@mojatatu.com> wrote:  
> >> Apologies for sending this as one big patch. I've been sitting on this a little
> >> too long, but it's ready and I wanted to get it out.
> >>
> >> There are a limited number of tests to start - I plan to add more on a regular
> >> basis.
> >>
> >> Lucas Bates (1):
> >>   selftests: Introduce tc testsuite  
> > 
> > Nice work!
> > 
> > Is there any particular reason you want to put these tests in kernel tree
> > especially tools/testing/selftests/ ?  
> 
> Yeah, it would be absolutely terrible if we had more tests in the
> kernel selftests area for networking.
> 
> More seriously, we need more, not less, tests in the kernel networking
> selftests directory.
> 
> It doesn't belong in iproute2 because we want a place to put things
> that automatically get tested when someone makes kernel changes and
> can be integrated into the kernel development workflow.
> 
> I want as many tests as possible under there, so I'm really surprised
> that you're asking "why" tests are being added there.

I agree these tests should be more about kernel behavior and updated when kernel
changes. Iproute2 has some outdated tests of its own, but these are more functional
tests for the command portion.