From a862a65c464391339a45352a71ec0a95971f9b77 Mon Sep 17 00:00:00 2001
From: Sergii Glushchenko <gsserge@gmail.com>
Date: Sun, 10 May 2026 21:34:44 +0200
Subject: [PATCH] contrib/oid2name: add TAP tests for object listing

---
 contrib/oid2name/t/002_actions.pl | 80 +++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 contrib/oid2name/t/002_actions.pl

diff --git a/contrib/oid2name/t/002_actions.pl b/contrib/oid2name/t/002_actions.pl
new file mode 100644
index 00000000000..343be26629f
--- /dev/null
+++ b/contrib/oid2name/t/002_actions.pl
@@ -0,0 +1,80 @@
+
+# Copyright (c) 2026, PostgreSQL Global Development Group
+
+# Do basic object listsing supported by oid2name using
+# an initialized cluster.
+
+use strict;
+use warnings FATAL => 'all';
+use PostgreSQL::Test::Cluster;
+use PostgreSQL::Test::Utils;
+
+use Test::More;
+
+sub get_oid
+{
+	my $node = shift;
+	my $name = shift;
+	return
+	  int($node->safe_psql('postgres', "SELECT to_regclass('$name')::oid"));
+}
+
+my $node = PostgreSQL::Test::Cluster->new('mynode');
+$node->init;
+$node->start;
+
+# Check default databases, tablespaces and system objects.
+$node->command_like(['oid2name'], qr/postgres\s+pg_default\b/,
+	"successfuly shows default databases with no arguments");
+
+$node->command_like([ 'oid2name', '--tablespaces' ],
+	qr/pg_default\b/, "successfuly shows default tablespaces");
+
+$node->command_like([ 'oid2name', '--quiet', '--dbname' => 'postgres' ],
+	qr/^$/, "succeeds in quiet mode");
+
+my $pg_class_oid = get_oid($node, 'pg_class');
+$node->command_like(
+	[ 'oid2name', '--system-objects', '--dbname' => 'postgres' ],
+	qr/${pg_class_oid}\s+pg_class\b/,
+	"successfuly shows a system object");
+
+# Create a test table with index and sequence, and then list the objects.
+my $table = 't1';
+my $index = "${table}_pkey";
+my $seq = "${table}_id_seq";
+
+$node->safe_psql('postgres', "CREATE TABLE $table(id SERIAL PRIMARY KEY)");
+
+my $table_oid = get_oid($node, $table);
+my $index_oid = get_oid($node, $index);
+my $seq_oid = get_oid($node, $seq);
+
+$node->command_like(
+	[ 'oid2name', '--dbname' => 'postgres', '--table' => $table ],
+	qr/${table_oid}\s+${table}\b/, "successfuly shows table $table");
+
+$node->command_like([ 'oid2name', '--dbname' => 'postgres' ],
+	qr/${table_oid}\s+${table}\b/,
+	"successfuly shows table $table in the database output");
+
+$node->command_like(
+	[ 'oid2name', '--dbname' => 'postgres', '--oid' => $table_oid ],
+	qr/${table_oid}\s+${table}\b/,
+	"successfuly shows table $table for oid $table_oid");
+
+$node->command_like(
+	[ 'oid2name', '--dbname' => 'postgres', '--filenode' => $table_oid ],
+	qr/${table_oid}\s+${table}\b/,
+	"successfuly shows table $table for filenode $table_oid");
+
+$node->command_like(
+	[ 'oid2name', '--dbname' => 'postgres', '--indexes' ],
+	qr/${index_oid}\s+${index}\b/,
+	"successfuly shows index $index in the output with indexes");
+
+$node->command_like([ 'oid2name', '--dbname' => 'postgres', '--indexes' ],
+	qr/${seq_oid}\s+${seq}\b/,
+	"successfuly shows sequence $seq in the output with indexes");
+
+done_testing();
-- 
2.54.0