Avoid error in recovery test if history file is not yet present

Error was detected when testing use of libpq sessions instead of psql
for polling queries.

Discussion: https://postgr.es/m/e86b6d2d-20d8-4ac9-9a98-165fff7db886@dunslane.net

Backpatch to all live branches

diff --git a/src/test/recovery/t/002_archiving.pl b/src/test/recovery/t/002_archiving.pl
index c8498c73ab1c27f5afaa917f178a6c949211d0a4..0e6cc41d8d6068d6cd3e25d4c0ba58db676259f6 100644 (file)
--- a/src/test/recovery/t/002_archiving.pl
+++ b/src/test/recovery/t/002_archiving.pl
@@ -70,7 +70,7 @@ $node_standby->promote;
 # creating a RECOVERYHISTORY.
 my $primary_archive = $node_primary->archive_dir;
 $caughtup_query =
-  "SELECT size IS NOT NULL FROM pg_stat_file('$primary_archive/00000002.history')";
+  "SELECT size IS NOT NULL FROM pg_stat_file('$primary_archive/00000002.history', true)";
 $node_primary->poll_query_until('postgres', $caughtup_query)
   or die "Timed out while waiting for archiving of 00000002.history";