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Excerpts from Andrea Frittoli's message of 2017-03-09 20:53:54 +0000:
> Hi folks,
> 
> I'm trying to figure out what's the best approach to fade out testing of
> deprecated API versions.
> We currently host in Tempest API tests for Glance API v1, Keystone API v2
> and Cinder API v1.
> 
> According to the guidelines for the "follow-standard-deprecation" tag [0],
> when projects that have that tag deprecate a feature:
> 
> "Code will be frozen and only receive minimal maintenance (just so that it
> continues to work as-is)."
> 
> I interpret this so that projects should maintain some level of testing of
> the deprecated feature, including a deprecated API version.
> The QA team does not see value in testing deprecated API versions in the
> common gate jobs, so my question is what do to with those tests.
> 
> One option is to maintain them in Tempest until the API version is removed,
> and run them in dedicated project jobs.
> This means that tempest would have to run those jobs as well, so three
> extra jobs, until the API version is removed.
> 
> The other option is to move those tests out of Tempest, into the projects.
> This would imply back porting them to all relevant branches as well, but it
> would have the advantage of decoupling them from Tempest. It should be no
> concern from an API stability POV since the code for that API will be
> frozen.
> Tests for deprecated APIs in cinder, keystone and glance are all - as far
> as I can tell - removed or deprecated from interoperability guidelines, so
> moving the tests out of Tempest would not be an issue in that sense.
> 
> The 2nd option involves a bit more initial overhead for the removal of
> tests, but I think it would works for the best on the long term.
> 
> There is a 3rd option as well, which is to stop running integration testing
> on deprecated API versions before they are actually removed, but I feel
> that would not meet the criteria defined by the follow-standard-deprecation
> tag.
> 
> Thoughts?
> 
> andrea

Are any of those tests used by the interoperability working group
(formerly DefCore)?

Doug

> 
> [0]
> https://governance.openstack.org/tc/reference/tags/assert_follows-standard-deprecation.html