Thread: pgsql: Make new replication slot test code less racy

Make new replication slot test code less racy

The new test code added in ead9e51e8236 is racy -- it hinges on
shared-memory state, which changes before the WARNING message is logged.
Put it the other way around.

Backpatch to 13.

Author: Álvaro Herrera <alvherre@alvh.no-ip.org>
Discussion: https://postgr.es/m/202107161809.zclasccpfcg3@alvherre.pgsql

Branch
------
REL_13_STABLE

Details
-------
https://git.postgresql.org/pg/commitdiff/7099ba0580356bb455d75de4f6cd0faa046e1a10

Modified Files
--------------
src/test/recovery/t/019_replslot_limit.pl | 27 +++++++++++++++------------
1 file changed, 15 insertions(+), 12 deletions(-)