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

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Merged
merged 1 commit into from
Feb 9, 2022
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bpo-46685: cover TypeError of ForwardRef(1) in test_typing #31223

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4 changes: 4 additions & 0 deletions Lib/test/test_typing.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2792,6 +2792,10 @@ def test_forwardref_subclass_type_error(self):
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'))
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