forked from Rust-related/RustPython
Merge pull request #4844 from Masorubka1/test_opcache.py
Update test_opcache.py from Cpython v3.11.2
This commit is contained in:
Jeong, YunWon
GitHub
421
Lib/test/test_opcache.py
vendored
421
Lib/test/test_opcache.py
vendored
@@ -1,5 +1,6 @@
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import unittest
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class TestLoadAttrCache(unittest.TestCase):
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def test_descriptor_added_after_optimization(self):
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class Descriptor:
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@@ -21,3 +22,423 @@ class TestLoadAttrCache(unittest.TestCase):
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Descriptor.__set__ = lambda *args: None
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self.assertEqual(f(o), 2)
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def test_metaclass_descriptor_added_after_optimization(self):
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class Descriptor:
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pass
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class Metaclass(type):
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attribute = Descriptor()
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class Class(metaclass=Metaclass):
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attribute = True
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def __get__(self, instance, owner):
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return False
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def __set__(self, instance, value):
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return None
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def f():
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return Class.attribute
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for _ in range(1025):
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self.assertTrue(f())
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Descriptor.__get__ = __get__
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Descriptor.__set__ = __set__
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for _ in range(1025):
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self.assertFalse(f())
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def test_metaclass_descriptor_shadows_class_attribute(self):
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class Metaclass(type):
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@property
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def attribute(self):
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return True
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class Class(metaclass=Metaclass):
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attribute = False
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def f():
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return Class.attribute
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for _ in range(1025):
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self.assertTrue(f())
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def test_metaclass_set_descriptor_after_optimization(self):
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class Metaclass(type):
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pass
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class Class(metaclass=Metaclass):
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attribute = True
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@property
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def attribute(self):
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return False
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def f():
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return Class.attribute
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for _ in range(1025):
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self.assertTrue(f())
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Metaclass.attribute = attribute
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for _ in range(1025):
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self.assertFalse(f())
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def test_metaclass_del_descriptor_after_optimization(self):
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class Metaclass(type):
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@property
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def attribute(self):
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return True
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class Class(metaclass=Metaclass):
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attribute = False
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def f():
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return Class.attribute
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for _ in range(1025):
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self.assertTrue(f())
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del Metaclass.attribute
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for _ in range(1025):
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self.assertFalse(f())
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def test_type_descriptor_shadows_attribute_method(self):
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class Class:
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mro = None
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def f():
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return Class.mro
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for _ in range(1025):
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self.assertIsNone(f())
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def test_type_descriptor_shadows_attribute_member(self):
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class Class:
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__base__ = None
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def f():
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return Class.__base__
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for _ in range(1025):
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self.assertIs(f(), object)
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def test_type_descriptor_shadows_attribute_getset(self):
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class Class:
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__name__ = "Spam"
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def f():
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return Class.__name__
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for _ in range(1025):
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self.assertEqual(f(), "Class")
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def test_metaclass_getattribute(self):
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class Metaclass(type):
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def __getattribute__(self, name):
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return True
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class Class(metaclass=Metaclass):
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attribute = False
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def f():
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return Class.attribute
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for _ in range(1025):
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self.assertTrue(f())
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# TODO: RUSTPYTHON
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@unittest.expectedFailure
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def test_metaclass_swap(self):
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class OldMetaclass(type):
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@property
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def attribute(self):
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return True
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class NewMetaclass(type):
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@property
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def attribute(self):
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return False
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class Class(metaclass=OldMetaclass):
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pass
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def f():
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return Class.attribute
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for _ in range(1025):
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self.assertTrue(f())
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Class.__class__ = NewMetaclass
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for _ in range(1025):
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self.assertFalse(f())
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# TODO: RUSTPYTHON
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@unittest.expectedFailure
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def test_load_shadowing_slot_should_raise_type_error(self):
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class Class:
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__slots__ = ("slot",)
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class Sneaky:
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__slots__ = ("shadowed",)
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shadowing = Class.slot
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def f(o):
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o.shadowing
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o = Sneaky()
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o.shadowed = 42
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for _ in range(1025):
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with self.assertRaises(TypeError):
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f(o)
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# TODO: RUSTPYTHON
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@unittest.expectedFailure
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def test_store_shadowing_slot_should_raise_type_error(self):
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class Class:
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__slots__ = ("slot",)
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class Sneaky:
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__slots__ = ("shadowed",)
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shadowing = Class.slot
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def f(o):
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o.shadowing = 42
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o = Sneaky()
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for _ in range(1025):
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with self.assertRaises(TypeError):
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f(o)
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@unittest.skip("TODO: RUSTPYTHON")
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def test_load_borrowed_slot_should_not_crash(self):
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class Class:
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__slots__ = ("slot",)
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class Sneaky:
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borrowed = Class.slot
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def f(o):
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o.borrowed
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o = Sneaky()
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for _ in range(1025):
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with self.assertRaises(TypeError):
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f(o)
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@unittest.skip("TODO: RUSTPYTHON")
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def test_store_borrowed_slot_should_not_crash(self):
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class Class:
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__slots__ = ("slot",)
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class Sneaky:
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borrowed = Class.slot
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def f(o):
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o.borrowed = 42
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o = Sneaky()
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for _ in range(1025):
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with self.assertRaises(TypeError):
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f(o)
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class TestLoadMethodCache(unittest.TestCase):
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def test_descriptor_added_after_optimization(self):
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class Descriptor:
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pass
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class Class:
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attribute = Descriptor()
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def __get__(self, instance, owner):
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return lambda: False
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def __set__(self, instance, value):
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return None
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def attribute():
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return True
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instance = Class()
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instance.attribute = attribute
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def f():
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return instance.attribute()
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for _ in range(1025):
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self.assertTrue(f())
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Descriptor.__get__ = __get__
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Descriptor.__set__ = __set__
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for _ in range(1025):
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self.assertFalse(f())
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def test_metaclass_descriptor_added_after_optimization(self):
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class Descriptor:
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pass
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class Metaclass(type):
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attribute = Descriptor()
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class Class(metaclass=Metaclass):
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def attribute():
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return True
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def __get__(self, instance, owner):
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return lambda: False
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def __set__(self, instance, value):
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return None
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def f():
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return Class.attribute()
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for _ in range(1025):
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self.assertTrue(f())
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Descriptor.__get__ = __get__
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Descriptor.__set__ = __set__
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for _ in range(1025):
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self.assertFalse(f())
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def test_metaclass_descriptor_shadows_class_attribute(self):
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class Metaclass(type):
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@property
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def attribute(self):
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return lambda: True
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class Class(metaclass=Metaclass):
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def attribute():
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return False
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def f():
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return Class.attribute()
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for _ in range(1025):
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self.assertTrue(f())
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def test_metaclass_set_descriptor_after_optimization(self):
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class Metaclass(type):
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pass
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class Class(metaclass=Metaclass):
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def attribute():
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return True
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@property
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def attribute(self):
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return lambda: False
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def f():
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return Class.attribute()
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for _ in range(1025):
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self.assertTrue(f())
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Metaclass.attribute = attribute
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for _ in range(1025):
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self.assertFalse(f())
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def test_metaclass_del_descriptor_after_optimization(self):
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class Metaclass(type):
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@property
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def attribute(self):
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return lambda: True
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class Class(metaclass=Metaclass):
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def attribute():
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return False
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def f():
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return Class.attribute()
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for _ in range(1025):
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self.assertTrue(f())
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del Metaclass.attribute
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for _ in range(1025):
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self.assertFalse(f())
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def test_type_descriptor_shadows_attribute_method(self):
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class Class:
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def mro():
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return ["Spam", "eggs"]
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def f():
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return Class.mro()
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for _ in range(1025):
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self.assertEqual(f(), ["Spam", "eggs"])
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def test_type_descriptor_shadows_attribute_member(self):
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class Class:
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def __base__():
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return "Spam"
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def f():
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return Class.__base__()
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for _ in range(1025):
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self.assertNotEqual(f(), "Spam")
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def test_metaclass_getattribute(self):
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class Metaclass(type):
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def __getattribute__(self, name):
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return lambda: True
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class Class(metaclass=Metaclass):
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def attribute():
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return False
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def f():
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return Class.attribute()
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for _ in range(1025):
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self.assertTrue(f())
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# TODO: RUSTPYTHON
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@unittest.expectedFailure
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def test_metaclass_swap(self):
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class OldMetaclass(type):
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@property
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def attribute(self):
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return lambda: True
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class NewMetaclass(type):
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@property
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def attribute(self):
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return lambda: False
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class Class(metaclass=OldMetaclass):
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pass
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def f():
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return Class.attribute()
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for _ in range(1025):
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self.assertTrue(f())
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Class.__class__ = NewMetaclass
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for _ in range(1025):
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self.assertFalse(f())
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if __name__ == "__main__":
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import unittest
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unittest.main()
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