Sindbad~EG File Manager
�
(Μg} � � � d dl Z d dlZd dlZd dlmZ d dlmZmZ d dlm Z m
Z
ej d� Z e� G d� dej � � Z G d� d e� Z ej ej" � d
� G d � d e� � Z ej ej& d
� G d� de� � Zedk( r ej, � yy)� N)�support)�
import_helper�requires_subprocess)�assert_python_failure�assert_python_ok� _testcapic �\ � e Zd ZdZdZd� Zd� Zd� Zd� Zd� Z d� Z
d � Z d
� Z d � Z
d � Zd
� Zd� Zy)�PyMemDebugTests�debugz(?:0x)?[0-9a-fA-F]+c �� � t j � 5 t d|| j d�� }d d d � j }|j dd� S # 1 sw Y �'xY w)N�-c�
junk:false�� PYTHONMALLOC� MALLOC_CONF�ascii�replace)r �SuppressCrashReportr r �err�decode)�self�code�out�stderrs �4/usr/local/lib/python3.12/test/test_capi/test_mem.py�checkzPyMemDebugTests.check sU � �
�
(�
(�
*�'��d� !� .� .� )� �C� +� �����}�}�W�i�0�0� +�
*�s �A�A c �� � | j d� }d}|j | j �� }t j |t j
�� }| j
||� y )Nz3import _testcapi; _testcapi.pymem_buffer_overflow()a6 Debug memory block at address p={ptr}: API 'm'\n 16 bytes originally requested\n The [0-9] pad bytes at p-[0-9] are FORBIDDENBYTE, as expected.\n The [0-9] pad bytes at tail={ptr} are not all FORBIDDENBYTE \(0x[0-9a-f]{{2}}\):\n at tail\+0: 0x78 \*\*\* OUCH\n at tail\+1: 0xfd\n at tail\+2: 0xfd\n .*\n( The block was made by call #[0-9]+ to debug malloc/realloc.\n)? Data at p: cd cd cd .*\n\nEnable tracemalloc to get the memory block allocation traceback\n\nFatal Python error: _PyMem_DebugRawFree: bad trailing pad byte��ptr)�flags)r �format� PTR_REGEX�re�compile�DOTALL� assertRegex�r r �regexs r �test_buffer_overflowz$PyMemDebugTests.test_buffer_overflow sS � ��j�j�N�O��
S�� � � �� � � �0���
�
�5�� � �2�� ����e�$� c � � | j d� }d}|j | j �� }| j ||� y )Nz.import _testcapi; _testcapi.pymem_api_misuse()a� Debug memory block at address p={ptr}: API 'm'\n 16 bytes originally requested\n The [0-9] pad bytes at p-[0-9] are FORBIDDENBYTE, as expected.\n The [0-9] pad bytes at tail={ptr} are FORBIDDENBYTE, as expected.\n( The block was made by call #[0-9]+ to debug malloc/realloc.\n)? Data at p: cd cd cd .*\n\nEnable tracemalloc to get the memory block allocation traceback\n\nFatal Python error: _PyMem_DebugRawFree: bad ID: Allocated using API 'm', verified using API 'r'\nr )r r! r" r& r' s r �test_api_misusez PyMemDebugTests.test_api_misuse4 s? � ��j�j�I�J�� w�� � � �� � � �0�� ����e�$r* c �N � | j |� }d}| j ||� y )Nz^Fatal Python error: _PyMem_DebugMalloc: Python memory allocator called without holding the GIL)r �assertIn)r r r �expecteds r �check_malloc_without_gilz(PyMemDebugTests.check_malloc_without_gilC s& � ��j�j�� ��M�� �
�
�h��$r* c �* � d}| j |� y )Nz6import _testcapi; _testcapi.pymem_malloc_without_gil()�r0 �r r s r � test_pymem_malloc_without_gilz-PyMemDebugTests.test_pymem_malloc_without_gilI s � � H�� �%�%�d�+r* c �* � d}| j |� y )Nz9import _testcapi; _testcapi.pyobject_malloc_without_gil()r2 r3 s r � test_pyobject_malloc_without_gilz0PyMemDebugTests.test_pyobject_malloc_without_gilO s � � K�� �%�%�d�+r* c �h � t j d|� d�� }t d|| j d�� y )Nz�
import gc, os, sys, _testcapi
# Disable the GC to avoid crash on GC collection
gc.disable()
try:
_testcapi.z�()
# Exit immediately to avoid a crash while deallocating
# the invalid object
os._exit(0)
except _testcapi.error:
os._exit(1)
r
r r )�textwrap�dedentr r )r � func_namer s r �check_pyobject_is_freedz'PyMemDebugTests.check_pyobject_is_freedU sA � ���� $�
%�+� & � �
�� � �$� �*�*�$�
r* c �& � | j d� y )N� check_pyobject_null_is_freed�r; �r s r �test_pyobject_null_is_freedz+PyMemDebugTests.test_pyobject_null_is_freedh s � � �$�$�%C�Dr* c �& � | j d� y )N�%check_pyobject_uninitialized_is_freedr> r? s r �$test_pyobject_uninitialized_is_freedz4PyMemDebugTests.test_pyobject_uninitialized_is_freedk s � � �$�$�%L�Mr* c �& � | j d� y )N�'check_pyobject_forbidden_bytes_is_freedr> r? s r �&test_pyobject_forbidden_bytes_is_freedz6PyMemDebugTests.test_pyobject_forbidden_bytes_is_freedn s � � �$�$�%N�Or* c �& � | j d� y )N� check_pyobject_freed_is_freedr> r? s r � test_pyobject_freed_is_freedz,PyMemDebugTests.test_pyobject_freed_is_freedq s � � �$�$�%D�Er* c �, � d}t d|� \ }}}|j � }t |d� D ]c \ }}| j d|� |j d� �^ }} t | � } | j
| |dz � | j | |dz dz
� �e y )Na* if 1:
import _testcapi
class C(): pass
# The first loop tests both functions and that remove_mem_hooks()
# can be called twice in a row. The second loop checks a call to
# set_nomemory() after a call to remove_mem_hooks(). The third
# loop checks the start and stop arguments of set_nomemory().
for outer_cnt in range(1, 4):
start = 10 * outer_cnt
for j in range(100):
if j == 0:
if outer_cnt != 3:
_testcapi.set_nomemory(start)
else:
_testcapi.set_nomemory(start, start + 1)
try:
C()
except MemoryError as e:
if outer_cnt != 3:
_testcapi.remove_mem_hooks()
print('MemoryError', outer_cnt, j)
_testcapi.remove_mem_hooks()
break
r
� s MemoryError� � � )r �
splitlines� enumerater. �split�int�assertLessEqual�assertGreaterEqual)
r r �rcr r �lines�i�line�_�counts
r �test_set_nomemoryz!PyMemDebugTests.test_set_nomemoryt s� � � ��4 (��d�3� ��C����� �� ���*�G�A�t� �M�M�.�#� .� �
�
�4�(�I�Q����J�E� � � ���!�� ,� � #� #�E�1�Q�3�q�5� 1� +r* N)�__name__�
__module__� __qualname__r r" r r) r, r0 r4 r6 r; r@ rC rF rI r[ � r* r r
r
sL � ��L�&�I�
1�%�(
%� %� ,� ,�
�&E�N�P�F�"2r* r
c � � e Zd ZdZy)�PyMemMallocDebugTests� malloc_debugN�r\ r] r^ r r_ r* r ra ra � s � �!�Lr* ra z
need pymallocc � � e Zd ZdZy)�PyMemPymallocDebugTests�pymalloc_debugNrc r_ r* r re re � s � �#�Lr* re z
need Py_DEBUGc � � e Zd ZdZy)�PyMemDefaultTests� Nrc r_ r* r rh rh � s � � �Lr* rh �__main__)r# r8 �unittest�testr � test.supportr r �test.support.script_helperr r �
import_moduler �TestCaser
ra �
skipUnless�
with_pymallocre �Py_DEBUGrh r\ �mainr_ r* r �<module>ru s� �� � � � � ;� N�
(�M� '� '� � 4� ���G2�h�'�'� G2� �G2�T"�O� "� ����*�W�*�*�,�o�>�$�o� $� ?�$� ����W�%�%��7��� � 8��
�z���H�M�M�O� r*
Sindbad File Manager Version 1.0, Coded By Sindbad EG ~ The Terrorists