From e3ec9dc1bf4983fcedb6f43c71ea12ee26aefc7a Mon Sep 17 00:00:00 2001
From: Alexander Korotkov <akorotkov@postgresql.org>
Date: Fri, 16 Aug 2024 00:58:32 +0300
Subject: [PATCH] Add missing wait_for_catchup() to pg_visibility tap test

e2ed7e32271a introduced check of pg_visibility on standby.  This commit adds
missing wait_for_catchup() to synchronize standby before querying it.
---
 contrib/pg_visibility/t/001_concurrent_transaction.pl | 1 +
 1 file changed, 1 insertion(+)

diff --git a/contrib/pg_visibility/t/001_concurrent_transaction.pl b/contrib/pg_visibility/t/001_concurrent_transaction.pl
index 498ce412d9a..1fdbc62eeda 100644
--- a/contrib/pg_visibility/t/001_concurrent_transaction.pl
+++ b/contrib/pg_visibility/t/001_concurrent_transaction.pl
@@ -47,6 +47,7 @@ my $result = $node->safe_psql("postgres",
 ok($result eq "", "pg_check_visible() detects no errors");
 
 # Run pg_check_visible() on standby
+$node->wait_for_catchup($standby);
 $result = $standby->safe_psql("postgres",
 	"SELECT * FROM pg_check_visible('vacuum_test');");