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| author | Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com> | 2023-08-21 19:18:42 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2023-08-21 19:18:42 (GMT) |
| commit | f04024d5880d0ff8888ae3899074aeddf5473bfc (patch) | |
| tree | 48200c470b5c2be2f8ceda40577288c56b17fdbc | |
| parent | 90a22eae452e2f50b7be9db81003e3e849480215 (diff) | |
| download | cpython-f04024d5880d0ff8888ae3899074aeddf5473bfc.zip cpython-f04024d5880d0ff8888ae3899074aeddf5473bfc.tar.gz cpython-f04024d5880d0ff8888ae3899074aeddf5473bfc.tar.bz2 | |
[3.12] gh-107905: Test raising `__value__` for `TypeAliasType` (GH-107997) (#108217)
gh-107905: Test raising `__value__` for `TypeAliasType` (GH-107997)
(cherry picked from commit 13104f3b7412dce9bf7cfd09bf2d6dad1f3cc2ed)
Co-authored-by: Nikita Sobolev <mail@sobolevn.me>
| -rw-r--r-- | Lib/test/test_type_aliases.py | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/Lib/test/test_type_aliases.py b/Lib/test/test_type_aliases.py index 0ce97f5..8f0a998 100644 --- a/Lib/test/test_type_aliases.py +++ b/Lib/test/test_type_aliases.py @@ -168,6 +168,24 @@ class TypeParamsAliasValueTest(unittest.TestCase): self.assertEqual(repr(GenericRecursive[GenericRecursive[int]]), "GenericRecursive[GenericRecursive[int]]") + def test_raising(self): + type MissingName = list[_My_X] + with self.assertRaisesRegex( + NameError, + "cannot access free variable '_My_X' where it is not associated with a value", + ): + MissingName.__value__ + _My_X = int + self.assertEqual(MissingName.__value__, list[int]) + del _My_X + # Cache should still work: + self.assertEqual(MissingName.__value__, list[int]) + + # Explicit exception: + type ExprException = 1 / 0 + with self.assertRaises(ZeroDivisionError): + ExprException.__value__ + class TypeAliasConstructorTest(unittest.TestCase): def test_basic(self): |