diff options
| -rw-r--r-- | Lib/test/test_typing.py | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/Lib/test/test_typing.py b/Lib/test/test_typing.py index ba001c3..ba0800f 100644 --- a/Lib/test/test_typing.py +++ b/Lib/test/test_typing.py @@ -961,6 +961,23 @@ class ProtocolTests(BaseTestCase): self.assertIsInstance(C(1), P) self.assertIsInstance(C(1), PG) + def test_protocol_checks_after_subscript(self): + class P(Protocol[T]): pass + class C(P[T]): pass + class Other1: pass + class Other2: pass + CA = C[Any] + + self.assertNotIsInstance(Other1(), C) + self.assertNotIsSubclass(Other2, C) + + class D1(C[Any]): pass + class D2(C[Any]): pass + CI = C[int] + + self.assertIsInstance(D1(), C) + self.assertIsSubclass(D2, C) + def test_protocols_support_register(self): @runtime_checkable class P(Protocol): |