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pg_stat_statements: Add TAP test for testing restarts 

This tests that pg_stat_statement contents are successfully kept
across restart.  (This similar to
src/test/recovery/t/029_stats_restart.pl for the stats collector.)

Reviewed-by: Michael Paquier <michael@paquier.xyz>
Reviewed-by: Julien Rouhaud <rjuju123@gmail.com>
Discussion: https://www.postgresql.org/message-id/flat/40d1e4f2-835f-448f-a541-8ff5db75bf3d@eisentraut.org
This commit is contained in:
Peter Eisentraut 2023-12-30 19:55:32 +01:00
parent 742f6b3e6d
commit 4710b67d4d
3 changed files with 60 additions and 0 deletions
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2
contrib/pg_stat_statements/Makefile
View File

@ -24,6 +24,8 @@ REGRESS = select dml cursors utility level_tracking planning \
# which typical installcheck users do not have (e.g. buildfarm clients).
NO_INSTALLCHECK = 1
TAP_TESTS = 1
ifdef USE_PGXS
PG_CONFIG = pg_config
PGXS := $(shell $(PG_CONFIG) --pgxs)

5
contrib/pg_stat_statements/meson.build
View File

@ -60,4 +60,9 @@ tests += {
# runningcheck users do not have (e.g. buildfarm clients).
'runningcheck': false,
},
'tap': {
'tests': [
't/010_restart.pl',
],
},
}

53
contrib/pg_stat_statements/t/010_restart.pl Normal file
View File

@ -0,0 +1,53 @@
# Copyright (c) 2023, PostgreSQL Global Development Group
# Tests for checking that pg_stat_statements contents are preserved
# across restarts.
use strict;
use warnings;
use PostgreSQL::Test::Cluster;
use PostgreSQL::Test::Utils;
use Test::More;
my $node = PostgreSQL::Test::Cluster->new('main');
$node->init;
$node->append_conf('postgresql.conf',
"shared_preload_libraries = 'pg_stat_statements'");
$node->start;
$node->safe_psql('postgres', 'CREATE EXTENSION pg_stat_statements');
$node->safe_psql('postgres', 'CREATE TABLE t1 (a int)');
$node->safe_psql('postgres', 'SELECT a FROM t1');
is( $node->safe_psql(
'postgres',
"SELECT query FROM pg_stat_statements WHERE query NOT LIKE '%pg_stat_statements%' ORDER BY query"
),
"CREATE TABLE t1 (a int)\nSELECT a FROM t1",
'pg_stat_statements populated');
$node->restart;
is( $node->safe_psql(
'postgres',
"SELECT query FROM pg_stat_statements WHERE query NOT LIKE '%pg_stat_statements%' ORDER BY query"
),
"CREATE TABLE t1 (a int)\nSELECT a FROM t1",
'pg_stat_statements data kept across restart');
$node->append_conf('postgresql.conf', "pg_stat_statements.save = false");
$node->reload;
$node->restart;
is( $node->safe_psql(
'postgres',
"SELECT count(*) FROM pg_stat_statements WHERE query NOT LIKE '%pg_stat_statements%'"
),
'0',
'pg_stat_statements data not kept across restart with .save=false');
$node->stop;
done_testing();