[Python-checkins] [3.10] bpo-46413: properly test `__{r}or__` code paths in `_SpecialGenericAlias` (GH-30640) (GH-30694)

[miss-islington]

https://github.com/python/cpython/commit/39374c44d98b470213256ceead0e2b4e44b14b92
commit: 39374c44d98b470213256ceead0e2b4e44b14b92
branch: 3.10
author: Miss Islington (bot) <31488909+miss-islington at users.noreply.github.com>
committer: miss-islington <31488909+miss-islington at users.noreply.github.com>
date: 2022-01-19T08:11:12-08:00
summary:

[3.10] bpo-46413: properly test `__{r}or__` code paths in `_SpecialGenericAlias` (GH-30640) (GH-30694)



Co-authored-by: Ken Jin <28750310+Fidget-Spinner at users.noreply.github.com>
(cherry picked from commit 0a49148e87cca11e3820cbff2abfd316986a68c6)


Co-authored-by: Nikita Sobolev <mail at sobolevn.me>

Automerge-Triggered-By: GH:Fidget-Spinner

files:
M Lib/test/test_typing.py

diff --git a/Lib/test/test_typing.py b/Lib/test/test_typing.py
index b886c38827f1f..ee432b65cf5df 100644
--- a/Lib/test/test_typing.py
+++ b/Lib/test/test_typing.py
@@ -515,6 +515,10 @@ def test_ellipsis_in_generic(self):
         # Shouldn't crash; see https://github.com/python/typing/issues/259
         typing.List[Callable[..., str]]
 
+    def test_or_and_ror(self):
+        Callable = self.Callable
+        self.assertEqual(Callable | Tuple, Union[Callable, Tuple])
+        self.assertEqual(Tuple | Callable, Union[Tuple, Callable])
 
     def test_basic(self):
         Callable = self.Callable
@@ -3834,6 +3838,10 @@ class B: ...
         A.register(B)
         self.assertIsSubclass(B, typing.Mapping)
 
+    def test_or_and_ror(self):
+        self.assertEqual(typing.Sized | typing.Awaitable, Union[typing.Sized, typing.Awaitable])
+        self.assertEqual(typing.Coroutine | typing.Hashable, Union[typing.Coroutine, typing.Hashable])
+
 
 class OtherABCTests(BaseTestCase):