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gh-111495: Test C API functions with extreme sizes and indices (GH-111631)

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Serhiy Storchaka 2023-11-04 11:40:46 +02:00 • committed by GitHub
parent f48e669504
commit a8e1f474c2
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4 changed files with 133 additions and 39 deletions
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10
Lib/test/test_capi/test_bytearray.py
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@ -1,8 +1,8 @@
import unittest
import sys
from test.support import import_helper
_testcapi = import_helper.import_module('_testcapi')
from _testcapi import PY_SSIZE_T_MIN, PY_SSIZE_T_MAX
NULL = None
@ -53,10 +53,12 @@ class CAPITest(unittest.TestCase):
self.assertEqual(fromstringandsize(b'', 0), bytearray())
self.assertEqual(fromstringandsize(NULL, 0), bytearray())
self.assertEqual(len(fromstringandsize(NULL, 3)), 3)
self.assertRaises(MemoryError, fromstringandsize, NULL, sys.maxsize)
self.assertRaises(MemoryError, fromstringandsize, NULL, PY_SSIZE_T_MAX)
self.assertRaises(SystemError, fromstringandsize, b'abc', -1)
self.assertRaises(SystemError, fromstringandsize, b'abc', PY_SSIZE_T_MIN)
self.assertRaises(SystemError, fromstringandsize, NULL, -1)
self.assertRaises(SystemError, fromstringandsize, NULL, PY_SSIZE_T_MIN)
def test_fromobject(self):
# Test PyByteArray_FromObject()
@ -149,8 +151,8 @@ class CAPITest(unittest.TestCase):
self.assertEqual(resize(ba, 3), 0)
self.assertEqual(ba, bytearray(b'abc'))
self.assertRaises(MemoryError, resize, bytearray(), sys.maxsize)
self.assertRaises(MemoryError, resize, bytearray(1000), sys.maxsize)
self.assertRaises(MemoryError, resize, bytearray(), PY_SSIZE_T_MAX)
self.assertRaises(MemoryError, resize, bytearray(1000), PY_SSIZE_T_MAX)
# CRASHES resize(bytearray(b'abc'), -1)
# CRASHES resize(b'abc', 0)