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On 29/11/17 15:11, Andrea Frittoli wrote:
> 
> 
> On Wed, Nov 29, 2017 at 2:28 PM Peng Liu <pliu at redhat.com
> <mailto:pliu at redhat.com>> wrote:
> 
>     Hi Team,
> 
> Hi Peng
>  
> 
>     I have a question regarding to the API coverage of Patrole.
>     Currently, Patrole as a Tempest plugin heavily relys on the Tempest
>     code. However, Tempest only contains the API tests for the most
>     common APIs of the most common projects(Nova, Neutron, Cinder,
>     Glance, Swift, Keystone). 
> 
>     So I want to know if it is possible to extend Patrole to:
>     1) test the APIs of the common projects which was not yet covered in
>     Tempest.  
> 
>     2) test projects which was not covered in Tempest?
> 
> 
> You can use the Patrole framework to test services not covered by
> Tempest by taking advantage of Tempest plugin mechanism.
> Patrole itself is a Tempest plugin. If you install the plugin of a
> service that includes a service client, you should be able to use it to
> write Patrole tests for that service.
> I believe this has not been done yet by any project though, so there may
> be a few technical bits to be sorted out.

There has been a start with Designate + Neutron [1], it is just underway
now though.

It could cause an issue as all of a sudden the internals of a project's
plugin may need to be a stable interface, which may not be something
they expect.

1 - https://review.openstack.org/#/c/520237/
  
> I don't think Patrole itself will have to be extended, however Patrole
> does not yet include stable APIs.
> If you're going to use Patrole APIs in your project you need to be aware
> that there may be backward incompatible changes happening without a
> deprecation period.
> 
> There are several options on where to host such tests: in a dedicated
> plugin, in the Tempest plugin for the service or in Patrole itself.
> The latter would probably suffer from the same scalability issues that
> lead us to create the plugin mechanism to begin with.
> 
> Andrea Frittoli (andreaf)
>  
> 
> 
>     Thanks,
>     -- 
>     Peng Liu 
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