From: Daniele Varrazzo <daniele.varrazzo@gmail.com>
Date: Tue, 24 Aug 2021 19:08:43 +0000 (+0200)
Subject: Fix typeinfo fetch of alt_name
X-Git-Tag: 3.0.beta1~43^2~3
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=3fe14a0bbdbe110b8766091b863df9311d4c7c1d;p=thirdparty%2Fpsycopg.git

Fix typeinfo fetch of alt_name

It was returned as the binary value of the oid number.
---

diff --git a/psycopg/psycopg/_typeinfo.py b/psycopg/psycopg/_typeinfo.py
index 8fff12c16..16cf6687f 100644
--- a/psycopg/psycopg/_typeinfo.py
+++ b/psycopg/psycopg/_typeinfo.py
@@ -143,7 +143,7 @@ class TypeInfo:
     _info_query = """\
 SELECT
     typname AS name, oid, typarray AS array_oid,
-    oid::regtype AS alt_name, typdelim AS delimiter
+    oid::regtype::text AS alt_name, typdelim AS delimiter
 FROM pg_type t
 WHERE t.oid = %(name)s::regtype
 ORDER BY t.oid
diff --git a/tests/test_typeinfo.py b/tests/test_typeinfo.py
index 8a209d128..11b8b9f1f 100644
--- a/tests/test_typeinfo.py
+++ b/tests/test_typeinfo.py
@@ -23,6 +23,7 @@ def test_fetch(conn, name, status):
 
     assert info.oid == psycopg.adapters.types["text"].oid
     assert info.array_oid == psycopg.adapters.types["text"].array_oid
+    assert info.alt_name == "text"
 
 
 @pytest.mark.asyncio