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bpo-46361: Fix "small" int caching (GH-30583)

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Brandt Bucher 2022-01-16 08:06:37 -08:00 • committed by GitHub
parent 09087b8519
commit 5cd9a162cd
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5 changed files with 24 additions and 1 deletions
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7
Lib/test/test_long.py
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@ -1471,6 +1471,13 @@ class LongTest(unittest.TestCase):
self.assertEqual(i, 1)
self.assertEqual(getattr(i, 'foo', 'none'), 'bar')
@support.cpython_only
def test_from_bytes_small(self):
# bpo-46361
for i in range(-5, 257):
b = i.to_bytes(2, signed=True)
self.assertIs(int.from_bytes(b, signed=True), i)
def test_access_to_nonexistent_digit_0(self):
# http://bugs.python.org/issue14630: A bug in _PyLong_Copy meant that
# ob_digit[0] was being incorrectly accessed for instances of a