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bpo-46685: cover TypeError of ForwardRef(1) in test_typing (GH-31223)

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Nikita Sobolev 2022-02-09 17:23:07 +03:00 • committed by GitHub
parent f71a69aa92
commit d2d1d49eac
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4
Lib/test/test_typing.py
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@ -2792,6 +2792,10 @@ class ForwardRefTests(BaseTestCase):
with self.assertRaises(TypeError):
issubclass(int, fr)
def test_forwardref_only_str_arg(self):
with self.assertRaises(TypeError):
typing.ForwardRef(1) # only `str` type is allowed
def test_forward_equality(self):
fr = typing.ForwardRef('int')
self.assertEqual(fr, typing.ForwardRef('int'))