[libvirt] test driver for interface config

[Daniel P. Berrange]

On Tue, Apr 07, 2009 at 06:56:57PM +0000, David Lutterkort wrote:
> On Tue, 2009-04-07 at 16:35 +0100, Daniel P. Berrange wrote:
> > Even though its doing a passthrough to netcf library, the netcf driver
> > would still need to parse the XML in accordance with libvirt
> > defined schema. It just happens that netcf uses the same XML
> > format, so it can then convert it back into XML and pass it on
> > through to netcf. 
> 
> While that is still the case (libvirt interafce XML == netcf XML), it
> makes more sense to exercise as much of netcf as possible in the tests.
> The 'root' argument to ncf_init makes that possible, and if there are
> other things needed, we should add it to netcf, and exercise as many as
> the same code paths as non-test uses will as possible.
> 
> > The test driver wouldn't call anything in netcf. It is intended to
> > be an entirely self-contained in-memory impl of the APIs with all the
> > semantics required by the public APIs.
> 
> Given that the libvirt API is just pass-through for now, that would test
> much less of the 'live' code than we can and should exercise.

The whole point of the test driver is explicitly to *not* test the 
'live' code. We certainly do need to test the live netcf driver, but
this is a separate thing from the 'test' driver impl of the virInterface
APis.

Regards,
Daniel
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