python (3.12.0)
͑e: b d Z ddlZddlZddlZddlZ ddlmZ ddlmZ ddl m
Z
G d d Z G d
d e Z e G d d
e Z
e G d de Z G d de Z G d de Z G d d Z G d deej$ Z G d d Z G d dee Z G d d ee Z G d d ee Z G d d!eej$ Z G d" d# Z G d$ d%ee Z G d& d'ee Z G d( d)ee Z G d* d+eej$ Z G d, d-e Z e G d. d/e Z e G d0 d1e Z e G d2 d3ee Z!e
jD G d4 d5eej$ Z#e$d6k( r ejJ yy# e$ r d ZY w xY w# e$ r d ZY w xY w)7zB
Tests for object finalization semantics, as outlined in PEP 442.
N) with_tp_delc $ G d dt }|S )Nc e Zd Zd Zy)with_tp_del.<locals>.Cc t d )Nz requires _testcapi.with_tp_del TypeErrorclsargskwargss J/BuggyBox/python/3.12.0/bootstrap/lib/python3.12/test/test_finalization.py__new__z with_tp_del.<locals>.C.__new__ s @AA N__name__
__module__ __qualname__r r r Cr s
Br r )objectr r s r r r
s B B r )
without_gcc G d d }|S )Nc e Zd Zd Zy)without_gc.<locals>.Cc t d )Nz requires _testcapi.without_gcr r
s r r z without_gc.<locals>.C.__new__ s ?@@r Nr r r r r r s
Ar r r r s r r r s A A r )supportc x e Zd ZdZg Zg Zg Zg ZdZdZ e
d Z e
e j d Zd Zd Zd Zy )
NonGCSimpleBasezd
The base class for all the objects under test, equipped with various
testing features.
Fr c 8 | j j | j j t j j t j
| j j | j j y N) survivorsclearerrorsgcgarbagecollect del_calls tp_del_callsr s r _cleanupzNonGCSimpleBase._cleanup. s]
r c # K t j 5 | j j | j j dt
_ d | j r| j d dt
_ | j ddd y# dt
_ | j w xY w# 1 sw Y yxY ww)zI
A context manager to use around all finalization tests.
FNr T) r
disable_gcr) r$ r* r _cleaningr% r, r+ s r testzNonGCSimpleBase.test7 s
!
MM ! " " $(-O %
:: **Q-' -1)
-1)
s5 C A B= B 8B= C B::B==CC c y)z8
Check the object is sane (non-broken).
Nr selfs r check_sanityz NonGCSimpleBase.check_sanityI r c
| j sE| j j t | | j | j yy# t $ r%}| j j | Y d}~yd}~ww xY w)z
PEP 442 finalizer. Record that this was called, check the
object is in a sane state, and invoke a side effect.
N)r/ r) appendidr4 side_effect Exceptionr% r3 es r __del__zNonGCSimpleBase.__del__N sh
">>%%bh/!!# " " " KK q ! ! " AA B A==Bc y)z6
A side effect called on destruction.
Nr r2 s r r9 zNonGCSimpleBase.side_effect[ r5 r N)r r r __doc__r# r) r* r% r/ __slots__ classmethodr,
contextlibcontextmanagerr0 r4 r= r9 r r r r r sj
IIL
FII! !
" r r c e Zd Zd Zd Zy)
SimpleBasec $ t | | _ y r" )r8 id_r2 s r __init__zSimpleBase.__init__c s
d8r c y r" r r2 s r r4 zSimpleBase.check_sanityf r5 r N)r r r rI r4 r r r rF rF a s $r rF c e Zd ZdZy)NonGCr N)r r r rA r r r rL rL j s Ir rL c e Zd ZdZd Zy)NonGCResurrectorr c : | j j | yzF
Resurrect self by storing self in a class-wide list.
Nr# r7 r2 s r r9 z NonGCResurrector.side_effectr
d#r N)r r r rA r9 r r r rN rN n s I$r rN c e Zd Zy)SimpleNr r r r r r rT rT x r rT c e Zd Zd Zy)SimpleResurrectorc : | j j | yrP rQ r2 s r r9 z SimpleResurrector.side_effect~ rR r Nr r r r9 r r r rX rX | s $r rX c 6 e Zd Zd Zd Zd Zd Zd Zd Zd Z y) TestBasec Z t j d d | _ g t j d d y r" )r& r' old_garbager2 s r setUpzTestBase.setUp s ::a=
1
r c | j t j g | `t j y # | `t j w xY wr" ) assertEqualr& r' r^ r( r2 s r tearDownzTestBase.tearDown s= RZZ , JJL JJLs 9 Ac h | j t t j t | y r" )ra sortedrF r) r3 idss r assert_del_callszTestBase.assert_del_calls s!
4 45vc{Cr c h | j t t j t | y r" )ra rd rF r* re s r assert_tp_del_callsz TestBase.assert_tp_del_calls s!
7 78&+Fr c v | j t d t j D t | y )Nc 3 2 K | ] }t | y wr" r8 .0xs r <genexpr>z,TestBase.assert_survivors.<locals>.<genexpr> s D!1 D )ra rd rF r# re s r assert_survivorszTestBase.assert_survivors s' Dz/C/C DDfSkRr c v | j t d t j D t | y )Nc 3 2 K | ] }t | y wr" rl rm s r rp z*TestBase.assert_garbage.<locals>.<genexpr> s :!1 :rq )ra rd r& r' re s r assert_garbagezTestBase.assert_garbage s% :rzz ::F3KHr c @ t j j y r" )rF r# r$ r2 s r clear_survivorszTestBase.clear_survivors s ""$r N)
r r r r_ rb rg ri rr ru rw r r r r\ r\ s) DGSI%r r\ c d e Zd ZdZd Zd Zej d Zej d Z y)SimpleFinalizationTestz.
Test finalization without refcycles.
c t j 5 t }t | g}t j
| }~t
j | j | | j g | j | d t
j | j | | j g d d d y # 1 sw Y y xY wr" ) rF r0 rT r8 weakrefrefr& r( rg rr assertIsr3 srf wrs r test_simplez"SimpleFinalizationTest.test_simple s
__
&Aa5'CQ B JJL ! !# & ! !" % MM"$ % JJL ! !# & ! !" % & & & B0CCc t j 5 t }t | g}t j
| }~t
j | j | | j | | j | d | j t
j | j | | j g d d d | j d y # 1 sw Y !xY wr" )
rF r0 rX r8 r{ r| r& r( rg rr assertIsNotrw r} r~ s r test_simple_resurrectz,SimpleFinalizationTest.test_simple_resurrect s
__
&!#Aa5'CQ B JJL ! !# & ! !# & RT4 ( " JJL ! !# & ! !" % &
bdD! & &s C C55C>c t j 5 t }| j t j
| t
| g}~t j | j | | j g t j | j | | j g d d d y # 1 sw Y y xY wr" )
rF r0 rL assertFalser&
is_trackedr8 r( rg rr r3 r rf s r test_non_gcz"SimpleFinalizationTest.test_non_gc s
__
&A R]]1 - .a5'C JJL ! !# & ! !" % JJL ! !# & ! !" %
&
&
&s B(CCc t j 5 t }| j t j
| t
| g}~t j | j | | j | | j t j | j |dz | j | d d d y # 1 sw Y y xY wN ) rF r0 rN r r& r r8 r( rg rr rw r s r test_non_gc_resurrectz,SimpleFinalizationTest.test_non_gc_resurrect s
__
' "A R]]1 - .a5'C JJL ! !# & ! !# & " JJL ! !#' * ! !# & ' ' 's B;CC"N)
r r r r@ r r r cpython_onlyr r r r r ry ry sE & "
& &
' 'r ry c ( e Zd Z fdZ fdZ xZS )
SelfCycleBasec 0 t | | | _ y r" )superrI r| r3 __class__s r rI zSelfCycleBase.__init__ s
r c " t | y r" )r r4 r s r r4 zSelfCycleBase.check_sanity s
r )r r r rI r4
__classcell__r s @r r r s r r c e Zd Zy)SimpleSelfCycleNrU r r r r r rV r r c e Zd Zy)SelfCycleResurrectorNrU r r r r r rV r r c e Zd Zd Zy)SuicidalSelfCyclec d| _ y)7
Explicitly break the reference cycle.
N)r| r2 s r r9 z SuicidalSelfCycle.side_effect s r NrZ r r r r r s r r c " e Zd ZdZd Zd Zd Zy)SelfCycleFinalizationTestzX
Test finalization of an object having a single cyclic reference to
itself.
c t j 5 t }t | g}t j
| }~t
j | j | | j g | j | d t
j | j | | j g d d d y # 1 sw Y y xY wr" ) rF r0 r r8 r{ r| r& r( rg rr r} r~ s r r z%SelfCycleFinalizationTest.test_simple s
__
& !Aa5'CQ B JJL ! !# & ! !" % MM"$ % JJL ! !# & ! !" % & & &r c t j 5 t }t | g}t j
| }~t
j | j | | j | | j | d | j t
j | j | | j g | j | d d d d y # 1 sw Y y xY wr" ) rF r0 r r8 r{ r| r& r( rg rr r} rw r~ s r r z/SelfCycleFinalizationTest.test_simple_resurrect s
__
&$&Aa5'CQ B JJL ! !# & ! !# & MM"$ %
" JJL ! !# & ! !" % MM"$ %! & & &s CC55C>c t j 5 t }t | g}t j
| }~t
j | j | | j g | j | d t
j | j | | j g | j | d d d d y # 1 sw Y y xY wr" ) rF r0 r r8 r{ r| r& r( rg rr r} r~ s r test_simple_suicidez-SelfCycleFinalizationTest.test_simple_suicide% s __
&!#Aa5'CQ B JJL ! !# & ! !" % MM"$ % JJL ! !# & ! !" % MM"$ % & & &s CC%%C.N)r r r r@ r r r r r r r r s
& &(&r r c $ e Zd Zd Z fdZ xZS ) ChainedBasec . d| _ || _ | |_ y )NFsuicidedleftright)r3 r s r chainzChainedBase.chain9 s
r c t | | j ry | j }|j r | j }|j ry y r" )r r4 r r r )r3 r r r s r r4 zChainedBase.check_sanity> s9
== 99D}} JJE~~r )r r r r r4 r r s @r r r 7 s
* *r r c e Zd Zy)
SimpleChainedNrU r r r r r O rV r r c e Zd Zy)ChainedResurrectorNrU r r r r r R rV r r c e Zd Zd Zy)SuicidalChainedc . d| _ d| _ d| _ y)r TNr r2 s r r9 zSuicidalChained.side_effectW s
r NrZ r r r r r U s r r c R e Zd ZdZd Zd Zd Zd Zd Zd Z d Z
d Z d
Z d Z
d Zy
)CycleChainFinalizationTestz
Test finalization of a cyclic chain. These tests are similar in
spirit to the self-cycle tests above, but the collectable object
graph isn't trivial anymore.
c |D cg c] } | }}t t | D ] }|| j ||dz
|S c c}w )N )rangelenr )r3 classesr nodesis r build_chainz&CycleChainFinalizationTest.build_chaing sQ ")*3**s5z" 'A !HNN51: & ' +s A
c * t | }t j 5 | j | }|D cg c]
}t | }}|D cg c] }t j | }}~t j | j | | j g | j |D cg c] } | c}d g|z t j | j | d d d y c c}w c c}w c c}w # 1 sw Y y xY wr" ) r rF r0 r r8 r{ r| r& r( rg rr ra )r3 r Nr r rf wrsr s r check_non_resurrecting_chainz7CycleChainFinalizationTest.check_non_resurrecting_chainm s L
__
'$$W-E"'(Q2a5(C(+01a7;;q>1C1 JJL ! !# & ! !" % S 1rbd 1D6A: > JJL ! !# &
'
'(1
2
'
's5 D C:D C?*AD 2D
1D :D Dc t | }t j 5 | j | }t | }|D cg c]
}t | }}|D cg c] }t |t st | }}|D cg c] }t j | }}~t j | j | | j | | j |D cg c] } | c}d g|z | j t j | j | | j g d d d y c c}w c c}w c c}w c c}w # 1 sw Y y xY wr" )r rF r0 r r8
isinstancerX r{ r| r& r( rg rr ra rw ) r3 r r r r rf survivor_idsr r s r check_resurrecting_chainz3CycleChainFinalizationTest.check_resurrecting_chain{ s' L
__
&$$W-EE
A"'(Q2a5(C(+0UaJqBS4TBqEULU+01a7;;q>1C1 JJL ! !# & ! !, / S 1rbd 1D6A: > " JJL ! !# & ! !" % & & )U1 2 & &sI !E#EE#E/
E<E# E AE#&E
4AE#E##E,c 6 | j t gdz y N )r r r2 s r test_homogenousz*CycleChainFinalizationTest.test_homogenous s ))=/A*=>r c 6 | j t gdz y r )r r r2 s r test_homogenous_resurrectz4CycleChainFinalizationTest.test_homogenous_resurrect s %%'9&:Q&>?r c 6 | j t gdz y r )r r r2 s r test_homogenous_suicidalz3CycleChainFinalizationTest.test_homogenous_suicidal s ))?*;a*?@r c @ | j t t gdz y r r r r r2 s r test_heterogenous_suicidal_onez9CycleChainFinalizationTest.test_heterogenous_suicidal_one s ))?M*JQ*NOr c L | j t gdz t gdz z y r r r2 s r test_heterogenous_suicidal_twoz9CycleChainFinalizationTest.test_heterogenous_suicidal_two s' ))
!]Oa$7 7 9r c @ | j t t gdz y r )r r r r2 s r test_heterogenous_resurrect_onez:CycleChainFinalizationTest.test_heterogenous_resurrect_one s %%'9=&IA&MNr c J | j t t t gdz y r r r r r r2 s r test_heterogenous_resurrect_twoz:CycleChainFinalizationTest.test_heterogenous_resurrect_two s %%
@1 D Fr c b | j t gdz t gdz z t gdz z y r r r2 s r !test_heterogenous_resurrect_threez<CycleChainFinalizationTest.test_heterogenous_resurrect_three s6 %%
1 $
': :o=NQR=R R Tr N)r r r r@ r r r r r r r r r r r r r r r r ` sD ' &&?@AP9OFTr r c e Zd Zd Zd Zy)
LegacyBasec | j s5| j j t | | j y y # t
$ r%}| j j | Y d }~y d }~ww xY wr" )r/ r) r7 r8 r4 r: r% r; s r r= zLegacyBase.__del__ s^ " >>%%bh/!!# " " KK q ! ! "s A A A2
A--A2c
| j sE| j j t | | j | j yy# t $ r%}| j j | Y d}~yd}~ww xY w)zJ
Legacy (pre-PEP 442) finalizer, mapped to a tp_del slot.
N)r/ r* r7 r8 r4 r9 r: r% r; s r
__tp_del__zLegacyBase.__tp_del__ sj ">>!!((D2!!# " " " KK q ! ! "r> N)r r r r= r r r r r r s "
"r r c e Zd Zy)LegacyNrU r r r r r r r c e Zd Zd Zy)LegacyResurrectorc : | j j | yrP rQ r2 s r r9 z LegacyResurrector.side_effect rR r NrZ r r r r r s $r r c e Zd Zy)LegacySelfCycleNrU r r r r r r r r c 4 e Zd ZdZ fdZd Zd Zd Z xZS )LegacyFinalizationTestz5
Test finalization of objects with a tp_del.
c t j j t j t | y r" )r& r' r$ r( r rb r s r rb z LegacyFinalizationTest.tearDown s)
r c t j 5 t }t | g}t j
| }~t
j | j | | j | | j g | j | d t
j | j | | j | d d d y # 1 sw Y y xY wr" ) rF r0 r r8 r{ r| r& r( rg ri rr r} r~ s r test_legacyz"LegacyFinalizationTest.test_legacy s
__
*Aa5'CQ B JJL ! !# & $ $S ) ! !" % MM"$ % JJL ! !# & $ $S ) * * *s CC C(c L t j 5 t }t | g}t j
| }~t
j | j | | j | | j | | j | d | j t
j | j | | j |dz | j | d d d | j d y # 1 sw Y !xY wr )
rF r0 r r8 r{ r| r& r( rg ri rr r} rw r~ s r test_legacy_resurrectz,LegacyFinalizationTest.test_legacy_resurrect s
__
'!#Aa5'CQ B JJL ! !# & $ $S ) ! !# & MM"$ % " JJL ! !# & $ $S1W - ! !# & '
bdD!! ' 's C%DD#c t j 5 t }t | g}t j
| }~t
j | j g | j g | j g | j | | j | d d t j d _ d d d | j g | j d y # 1 sw Y 2xY w)Nr )rF r0 r r8 r{ r| r& r( rg ri rr ru r r' r} r~ s r test_legacy_self_cyclez-LegacyFinalizationTest.test_legacy_self_cycle s
__
% !Aa5'CQ B JJL ! !" % $ $R ( ! !" % $ RT4 ( $BJJqM %
B
bdD! % %s B4C::D) r r r r@ rb r r r r r s @r r r s
* "&"r r __main__)&r@ rC r& unittestr{ _testcapir ImportErrorr r0 r r rF rL rN rT rX r\ TestCasery r r r r r r r r r r r r r r r r r mainr r r <module>r s %$ ? ? D$ $ O $ $ $ Z $
$% %<>'Xx'8'8 >'B mV =*;
v 7&(*;*; 7&t* *0 K &7 k6 GT8+<+< GTZ" "0
Z
$
$
$
mZ
>"Xx'8'8 >" >"B zHMMO [ s" F F" F F "F.-F.
Browse
Usage
Versions