[3.14] gh-136535: Tests: Correct `Py_TPFLAGS_MANAGED_DICT` in `test_class.py` (gh-136538) by miss-islington · Pull Request #140532 · python/cpython

Expand Up @@ -858,7 +858,12 @@ def __init__(self, arg):
from _testinternalcapi import has_inline_values
Py_TPFLAGS_MANAGED_DICT = (1 << 2) Py_TPFLAGS_INLINE_VALUES = (1 << 2) Py_TPFLAGS_MANAGED_DICT = (1 << 4)
class NoManagedDict: __slots__ = ('a',)

class Plain: pass Expand All @@ -873,11 +878,31 @@ def __init__(self): self.d = 4

class VarSizedSubclass(tuple): pass

class TestInlineValues(unittest.TestCase):
def test_flags(self): self.assertEqual(Plain.__flags__ & Py_TPFLAGS_MANAGED_DICT, Py_TPFLAGS_MANAGED_DICT) self.assertEqual(WithAttrs.__flags__ & Py_TPFLAGS_MANAGED_DICT, Py_TPFLAGS_MANAGED_DICT) def test_no_flags_for_slots_class(self): flags = NoManagedDict.__flags__ self.assertEqual(flags & Py_TPFLAGS_MANAGED_DICT, 0) self.assertEqual(flags & Py_TPFLAGS_INLINE_VALUES, 0) self.assertFalse(has_inline_values(NoManagedDict()))
def test_both_flags_for_regular_class(self): for cls in (Plain, WithAttrs): with self.subTest(cls=cls.__name__): flags = cls.__flags__ self.assertEqual(flags & Py_TPFLAGS_MANAGED_DICT, Py_TPFLAGS_MANAGED_DICT) self.assertEqual(flags & Py_TPFLAGS_INLINE_VALUES, Py_TPFLAGS_INLINE_VALUES) self.assertTrue(has_inline_values(cls()))
def test_managed_dict_only_for_varsized_subclass(self): flags = VarSizedSubclass.__flags__ self.assertEqual(flags & Py_TPFLAGS_MANAGED_DICT, Py_TPFLAGS_MANAGED_DICT) self.assertEqual(flags & Py_TPFLAGS_INLINE_VALUES, 0) self.assertFalse(has_inline_values(VarSizedSubclass()))
def test_has_inline_values(self): c = Plain() Expand Down