Re: multi-install PostgresNode fails with older postgres versions

On Tue, Mar 30, 2021 at 11:06:55PM -0300, Alvaro Herrera wrote:
> On 2021-Mar-31, Michael Paquier wrote:
>> There is already TestLib::check_pg_config().  Shouldn't you leverage
>> that with PG_VERSION_NUM or equivalent?
> 
> hmm, I wonder if we shouldn't take the stance that it is not TestLib's
> business to be calling any Pg binaries.  So that routine should be moved
> to PostgresNode.

Hmm.  I can see the intention, but I am not sure that this is
completely correct either to assume that we require a backend node
when tests just do tests with frontends in standalone, aka with
TestLib::program_*.
--
Michael