From 4c0612ad00ba45dbea2a86f7db6d21546cf243f8 Mon Sep 17 00:00:00 2001
From: Nikita Sobolev <mail@sobolevn.me>
Date: Tue, 1 Feb 2022 12:58:41 +0300
Subject: [PATCH] bpo-46482: add a test for `typing.Annotation.__new__`
 (GH-30821)

---
 Lib/test/test_typing.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Lib/test/test_typing.py b/Lib/test/test_typing.py
index 8449affd03a..090d4c70d3d 100644
--- a/Lib/test/test_typing.py
+++ b/Lib/test/test_typing.py
@@ -4643,6 +4643,13 @@ class A(typing.Match):
 
 class AnnotatedTests(BaseTestCase):
 
+    def test_new(self):
+        with self.assertRaisesRegex(
+            TypeError,
+            'Type Annotated cannot be instantiated',
+        ):
+            Annotated()
+
     def test_repr(self):
         self.assertEqual(
             repr(Annotated[int, 4, 5]),