[sheepdog] [PATCH 1/2] test: use corosync as default

[Christoph Hellwig]

On Fri, Aug 17, 2012 at 01:56:43PM +0800, Liu Yuan wrote:
> From: Liu Yuan <tailai.ly at taobao.com>
> 
> - local driver can't pass 021, so use corosync as default

I think local is a good default, as it can easily be run as part of
automated testing and everywhere.

Instead do a _notrun if not using the right driver for tests that don't
support specific drivers.