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gh-94930: skipitem() in getargs.c should return non-NULL on error (GH-94931)

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(cherry picked from commit 067f0da335)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
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Miss Islington (bot) 2022-07-18 08:41:22 -07:00 • committed by GitHub
parent a914fa979e
commit ec6ed6681d
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4 changed files with 37 additions and 8 deletions
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16
Lib/test/test_getargs2.py
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@ -878,9 +878,19 @@ def test_s_hash(self):
def test_s_hash_int(self):
# "s#" without PY_SSIZE_T_CLEAN defined.
from _testcapi import getargs_s_hash_int
self.assertRaises(SystemError, getargs_s_hash_int, "abc")
self.assertRaises(SystemError, getargs_s_hash_int, x=42)
# getargs_s_hash_int() don't raise SystemError because skipitem() is not called.
from _testcapi import getargs_s_hash_int2
buf = bytearray([1, 2])
self.assertRaises(SystemError, getargs_s_hash_int, buf, "abc")
self.assertRaises(SystemError, getargs_s_hash_int, buf, x=42)
self.assertRaises(SystemError, getargs_s_hash_int, buf, x="abc")
self.assertRaises(SystemError, getargs_s_hash_int2, buf, ("abc",))
self.assertRaises(SystemError, getargs_s_hash_int2, buf, x=42)
self.assertRaises(SystemError, getargs_s_hash_int2, buf, x="abc")
buf.append(3) # still mutable -- not locked by a buffer export
# getargs_s_hash_int(buf) may not raise SystemError because skipitem()
# is not called. But it is an implementation detail.
# getargs_s_hash_int(buf)
# getargs_s_hash_int2(buf)
def test_z(self):
from _testcapi import getargs_z