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authorMiss Islington (bot) <31488909+miss-islington@users.noreply.github.com>2022-01-26 10:39:40 (GMT)
committerGitHub <noreply@github.com>2022-01-26 10:39:40 (GMT)
commitc730342005edf67333c37b575b419e2fc67d232b (patch)
tree995b27b4fd9d883767e704a80c0a138c256f2b8e
parentc1254c44e2e0e807fa1b8a0b589732996d2a9c2e (diff)
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bpo-46529: increase coverage of `typing.Union.__repr__` method (GH-30911)
(cherry picked from commit d0c690b5f85c679de6059cf353fe0524e905530e) Co-authored-by: Nikita Sobolev <mail@sobolevn.me>
-rw-r--r--Lib/test/test_typing.py9
1 files changed, 9 insertions, 0 deletions
diff --git a/Lib/test/test_typing.py b/Lib/test/test_typing.py
index 9b552c4..d406824 100644
--- a/Lib/test/test_typing.py
+++ b/Lib/test/test_typing.py
@@ -318,6 +318,15 @@ class UnionTests(BaseTestCase):
u = Union[int | float]
self.assertEqual(repr(u), 'typing.Union[int, float]')
+ u = Union[None, str]
+ self.assertEqual(repr(u), 'typing.Optional[str]')
+ u = Union[str, None]
+ self.assertEqual(repr(u), 'typing.Optional[str]')
+ u = Union[None, str, int]
+ self.assertEqual(repr(u), 'typing.Union[NoneType, str, int]')
+ u = Optional[str]
+ self.assertEqual(repr(u), 'typing.Optional[str]')
+
def test_cannot_subclass(self):
with self.assertRaises(TypeError):
class C(Union):