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bpo-44353: Add test to cover __or__ of two NewType (GH-27259) (#27261)

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(cherry picked from commit 4868b94c60)

Co-authored-by: Yurii Karabas <1998uriyyo@gmail.com>
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Miss Islington (bot) 2021-07-20 09:06:38 -07:00 • committed by GitHub
parent c2f33dfc83
commit 9ae5ba7dbf
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1 changed files with 7 additions and 4 deletions
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11
Lib/test/test_typing.py
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@ -3692,12 +3692,15 @@ class D(UserName):
def test_or(self):
UserId = NewType('UserId', int)
UserName = NewType('UserName', str)
self.assertEqual(UserId | int, Union[UserId, int])
self.assertEqual(int | UserId, Union[int, UserId])
for cls in (int, UserName):
with self.subTest(cls=cls):
self.assertEqual(UserId | cls, Union[UserId, cls])
self.assertEqual(cls | UserId, Union[cls, UserId])
self.assertEqual(get_args(UserId | int), (UserId, int))
self.assertEqual(get_args(int | UserId), (int, UserId))
self.assertEqual(get_args(UserId | cls), (UserId, cls))
self.assertEqual(get_args(cls | UserId), (cls, UserId))
def test_special_attrs(self):
UserId = NewType('UserId', int)