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# Copyright (c) 2021, PostgreSQL Global Development Group
use strict;
use warnings;
use PostgresNode;
use TestLib;
use Test::More tests => 4;
my $node = get_new_node('main');
$node->init;
$node->append_conf('postgresql.conf',
"shared_preload_libraries = 'auto_explain'");
$node->append_conf('postgresql.conf', "auto_explain.log_min_duration = 0");
$node->append_conf('postgresql.conf', "auto_explain.log_analyze = on");
$node->start;
# run a couple of queries
$node->safe_psql("postgres", "SELECT * FROM pg_class;");
$node->safe_psql("postgres",
"SELECT * FROM pg_proc WHERE proname = 'int4pl';");
# emit some json too
$node->append_conf('postgresql.conf', "auto_explain.log_format = json");
$node->reload;
$node->safe_psql("postgres", "SELECT * FROM pg_proc;");
$node->safe_psql("postgres",
"SELECT * FROM pg_class WHERE relname = 'pg_class';");
$node->stop('fast');
my $log = $node->logfile();
my $log_contents = slurp_file($log);
like(
$log_contents,
qr/Seq Scan on pg_class/,
"sequential scan logged, text mode");
like(
$log_contents,
qr/Index Scan using pg_proc_proname_args_nsp_index on pg_proc/,
"index scan logged, text mode");
like(
$log_contents,
qr/"Node Type": "Seq Scan"[^}]*"Relation Name": "pg_proc"/s,
"sequential scan logged, json mode");
like(
$log_contents,
qr/"Node Type": "Index Scan"[^}]*"Index Name": "pg_class_relname_nsp_index"/s,
"index scan logged, json mode");
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