From: Nikita Sobolev <mail@sobolevn.me>
Date: Sun, 16 Jan 2022 04:33:28 +0000 (+0300)
Subject: bpo-46387: test all pickle protos in `test_field_descriptor` in `test_collections... 
X-Git-Tag: v3.11.0a5~242
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=37eab55ac9da6b6361f136a1da15bfcef12ed954;p=thirdparty%2FPython%2Fcpython.git

bpo-46387: test all pickle protos in `test_field_descriptor` in `test_collections` (GH-30614)
---

diff --git a/Lib/test/test_collections.py b/Lib/test/test_collections.py
index 48327bf50ea4..3a16045c5aa1 100644
--- a/Lib/test/test_collections.py
+++ b/Lib/test/test_collections.py
@@ -677,14 +677,16 @@ class TestNamedTuple(unittest.TestCase):
         self.assertRaises(AttributeError, Point.x.__set__, p, 33)
         self.assertRaises(AttributeError, Point.x.__delete__, p)
 
-        class NewPoint(tuple):
-            x = pickle.loads(pickle.dumps(Point.x))
-            y = pickle.loads(pickle.dumps(Point.y))
+        for proto in range(pickle.HIGHEST_PROTOCOL + 1):
+            with self.subTest(proto=proto):
+                class NewPoint(tuple):
+                    x = pickle.loads(pickle.dumps(Point.x, proto))
+                    y = pickle.loads(pickle.dumps(Point.y, proto))
 
-        np = NewPoint([1, 2])
+                np = NewPoint([1, 2])
 
-        self.assertEqual(np.x, 1)
-        self.assertEqual(np.y, 2)
+                self.assertEqual(np.x, 1)
+                self.assertEqual(np.y, 2)
 
     def test_new_builtins_issue_43102(self):
         obj = namedtuple('C', ())