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Update test_list.py from Cpython v3.11.2 #4839

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Merged
merged 2 commits into from
Apr 10, 2023
Merged

Update test_list.py from Cpython v3.11.2 #4839

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ba6a815
Update test_list.py from Cpython v3.11.2
Masorubka1 Apr 4, 2023
889df33
fixes
Masorubka1 Apr 10, 2023
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51 changes: 47 additions & 4 deletions Lib/test/test_list.py
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Original file line number Diff line number Diff line change
Expand Up @@ -20,11 +20,8 @@ def test_basic(self):
self.assertEqual(list(x for x in range(10) if x % 2),
[1, 3, 5, 7, 9])

# XXX RUSTPYTHON TODO: catch ooms
if sys.maxsize == 0x7fffffff and False:
if sys.maxsize == 0x7fffffff:
# This test can currently only work on 32-bit machines.
# XXX If/when PySequence_Length() returns a ssize_t, it should be
# XXX re-enabled.
# Verify clearing of bug #556025.
# This assumes that the max data size (sys.maxint) == max
# address size this also assumes that the address size is at
Expand All @@ -47,6 +44,36 @@ def test_keyword_args(self):
with self.assertRaisesRegex(TypeError, 'keyword argument'):
list(sequence=[])

# TODO: RUSTPYTHON
@unittest.expectedFailure
def test_keywords_in_subclass(self):
class subclass(list):
pass
u = subclass([1, 2])
self.assertIs(type(u), subclass)
self.assertEqual(list(u), [1, 2])
with self.assertRaises(TypeError):
subclass(sequence=())

class subclass_with_init(list):
def __init__(self, seq, newarg=None):
super().__init__(seq)
self.newarg = newarg
u = subclass_with_init([1, 2], newarg=3)
self.assertIs(type(u), subclass_with_init)
self.assertEqual(list(u), [1, 2])
self.assertEqual(u.newarg, 3)

class subclass_with_new(list):
def __new__(cls, seq, newarg=None):
self = super().__new__(cls, seq)
self.newarg = newarg
return self
u = subclass_with_new([1, 2], newarg=3)
self.assertIs(type(u), subclass_with_new)
self.assertEqual(list(u), [1, 2])
self.assertEqual(u.newarg, 3)

def test_truth(self):
super().test_truth()
self.assertTrue(not [])
Expand All @@ -69,6 +96,21 @@ def imul(a, b): a *= b
self.assertRaises((MemoryError, OverflowError), mul, lst, n)
self.assertRaises((MemoryError, OverflowError), imul, lst, n)

# TODO: RUSTPYTHON
@unittest.expectedFailure
def test_list_resize_overflow(self):
# gh-97616: test new_allocated * sizeof(PyObject*) overflow
# check in list_resize()
lst = [0] * 65
del lst[1:]
self.assertEqual(len(lst), 1)

size = ((2 ** (tuple.__itemsize__ * 8) - 1) // 2)
with self.assertRaises((MemoryError, OverflowError)):
lst * size
with self.assertRaises((MemoryError, OverflowError)):
lst *= size

def test_repr_large(self):
# Check the repr of large list objects
def check(n):
Expand Down Expand Up @@ -230,5 +272,6 @@ def __eq__(self, other):
lst = [X(), X()]
X() in lst


if __name__ == "__main__":
unittest.main()