001_libpq_pipeline.pl: use Test::Differences if available
authorAlvaro Herrera <alvherre@alvh.no-ip.org>
Wed, 8 Mar 2023 17:31:55 +0000 (18:31 +0100)
committerAlvaro Herrera <alvherre@alvh.no-ip.org>
Wed, 8 Mar 2023 17:31:55 +0000 (18:31 +0100)
commit87e4f24d82939ef532b68f37fc66e6a48cff2cd9
tree3a5f7df1bb5831e2ac4f165bd2a215a74b6022a5
parent30a53b792959b36f07200dae246067b3adbcc0b9
001_libpq_pipeline.pl: use Test::Differences if available

When one of these tests fails to match the trace, this better shows what
the problem is.

Discussion: https://postgr.es/m/20220617183150.ilgokxp22mzywnhh@alvherre.pgsql
Reviewed-by: Kyotaro Horiguchi <horikyota.ntt@gmail.com>
src/test/modules/libpq_pipeline/README
src/test/modules/libpq_pipeline/t/001_libpq_pipeline.pl