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This value is tuned to a number of processes which has been determined to stay below various experimentally-determined limitations of our supported platforms. Particularly, Windows XP seems to have some undocumented limitations which cause spurious failures if this value is pushed too high. U{Please see this ticket for a discussion of how we arrived at its current value. <http://twistedmatrix.com/trac/ticket/3404>} @var properEnv: A copy of L{os.environ} which has L{bytes} keys/values on POSIX platforms and native L{str} keys/values on Windows. � N)�skipIf)�process)� ProcessReader� ProcessWriter� PTYProcess)�BytesIO)� verifyObject)�defer�error� interfaces�protocol�reactor)� procutils�runtime)� networkString)�FilePath��msg)�unittest� � PYTHONPATHc @ s8 e Zd ZdZdd� Zdd� Zdd� Zdd � Zd d � Zd S ) �StubProcessProtocolz� ProcessProtocol counter-implementation: all methods on this class raise an exception, so instances of this may be used to verify that only certain methods are called. c C s t � �d S �N��NotImplementedError��self�data� r ��/root/rpmbuild/BUILDROOT/imh-python39-modules-3.9.7-92.el8.x86_64/opt/imh-python/lib/python3.9/site-packages/twisted/test/test_process.py� outReceivedH s z StubProcessProtocol.outReceivedc C s t � �d S r r r r r r � errReceivedK s z StubProcessProtocol.errReceivedc C s t � �d S r r �r r r r �inConnectionLostN s z$StubProcessProtocol.inConnectionLostc C s t � �d S r r r" r r r �outConnectionLostQ s z%StubProcessProtocol.outConnectionLostc C s t � �d S r r r" r r r �errConnectionLostT s z%StubProcessProtocol.errConnectionLostN) �__name__� __module__� __qualname__�__doc__r r! r# r$ r% r r r r r A s r c @ s@ e Zd ZdZdd� Zdd� Zdd� Zdd � Zd d � Zd d � Z dS )�ProcessProtocolTestszj Tests for behavior provided by the process protocol base class, L{protocol.ProcessProtocol}. c C s t tjt�� � dS )zD L{ProcessProtocol} implements L{IProcessProtocol}. N)r r ZIProcessProtocolr �ProcessProtocolr" r r r �test_interface^ s z#ProcessProtocolTests.test_interfacec s@ g � G � fdd�dt �}d}|� }|�d|� | �� |g� dS )z� Verify that when stdout is delivered to L{ProcessProtocol.childDataReceived}, it is forwarded to L{ProcessProtocol.outReceived}. c s e Zd Z� fdd�ZdS )z:ProcessProtocolTests.test_outReceived.<locals>.OutProtocolc s � � |� d S r ��appendr ��receivedr r r m s zFProcessProtocolTests.test_outReceived.<locals>.OutProtocol.outReceivedN)r& r' r( r r r/ r r � OutProtocoll s r1 � bytes� N�r �childDataReceived� assertEqual)r r1 � bytesToSend�pr r/ r �test_outReceivedd s z%ProcessProtocolTests.test_outReceivedc s@ g � G � fdd�dt �}d}|� }|�d|� | �� |g� dS )zA Similar to L{test_outReceived}, but for stderr. c s e Zd Z� fdd�ZdS )z:ProcessProtocolTests.test_errReceived.<locals>.ErrProtocolc s � � |� d S r r- r r/ r r r! | s zFProcessProtocolTests.test_errReceived.<locals>.ErrProtocol.errReceivedN)r& r' r( r! r r/ r r � ErrProtocol{ s r: r2 � Nr4 )r r: r7 r8 r r/ r �test_errReceivedu s z%ProcessProtocolTests.test_errReceivedc s: g � G � fdd�dt �}|� }|�d� | �� dg� dS )z� Verify that when stdin close notification is delivered to L{ProcessProtocol.childConnectionLost}, it is forwarded to L{ProcessProtocol.inConnectionLost}. c s e Zd Z� fdd�ZdS )zBProcessProtocolTests.test_inConnectionLost.<locals>.InLostProtocolc s � � d � d S r r- r" �Zlostr r r# � s zSProcessProtocolTests.test_inConnectionLost.<locals>.InLostProtocol.inConnectionLostN)r& r' r( r# r r= r r �InLostProtocol� s r> r N�r �childConnectionLostr6 )r r> r8 r r= r �test_inConnectionLost� s z*ProcessProtocolTests.test_inConnectionLostc s: g � G � fdd�dt �}|� }|�d� | �� dg� dS )zF Similar to L{test_inConnectionLost}, but for stdout. c s e Zd Z� fdd�ZdS )zDProcessProtocolTests.test_outConnectionLost.<locals>.OutLostProtocolc s � � d � d S r r- r" r= r r r$ � s zVProcessProtocolTests.test_outConnectionLost.<locals>.OutLostProtocol.outConnectionLostN)r& r' r( r$ r r= r r �OutLostProtocol� s rB r3 Nr? )r rB r8 r r= r �test_outConnectionLost� s z+ProcessProtocolTests.test_outConnectionLostc s: g � G � fdd�dt �}|� }|�d� | �� dg� dS )zF Similar to L{test_inConnectionLost}, but for stderr. c s e Zd Z� fdd�ZdS )zDProcessProtocolTests.test_errConnectionLost.<locals>.ErrLostProtocolc s � � d � d S r r- r" r= r r r% � s zVProcessProtocolTests.test_errConnectionLost.<locals>.ErrLostProtocol.errConnectionLostN)r& r' r( r% r r= r r �ErrLostProtocol� s rD r; Nr? )r rD r8 r r= r �test_errConnectionLost� s z+ProcessProtocolTests.test_errConnectionLostN) r& r' r( r) r, r9 r< rA rC rE r r r r r* X s r* c @ s0 e Zd ZdZdd� Zdd� Zdd� Zdd � Zd S ) �TrivialProcessProtocolz� Simple process protocol for tests purpose. @ivar outData: data received from stdin @ivar errData: data received from stderr c C s || _ g | _g | _dS )zl Create the deferred that will be fired at the end, and initialize data structures. N)�deferred�outData�errData�r �dr r r �__init__� s z TrivialProcessProtocol.__init__c C s || _ | j�d � d S r ��reasonrG �callback�r rN r r r � processEnded� s z#TrivialProcessProtocol.processEndedc C s | j �|� d S r )rH r. r r r r r � s z"TrivialProcessProtocol.outReceivedc C s | j �|� d S r )rI r. r r r r r! � s z"TrivialProcessProtocol.errReceivedN)r& r' r( r) rL rQ r r! r r r r rF � s rF c @ s, e Zd Zdd� Zdd� Zdd� Zdd� Zd S ) �TestProcessProtocolc C s$ dg| _ d| _d| _| j�d� d S )Nr3 � � abcd)�stagesr �err� transport�writer" r r r �connectionMade� s z"TestProcessProtocol.connectionMadec C s2 |dkr| j |7 _ n|dkr.| j|7 _dS )z� Override and disable the dispatch provided by the base class to ensure that it is really this method which is being called, and the transport is not going directly to L{outReceived} or L{errReceived}. r3 r; N)r rV �r �childFDr r r r r5 � s z%TestProcessProtocol.childDataReceivedc C s� |dkr>| j �d� | jdkr0td| j�d���| j�d� n^|dkr�| j �d� | jdkrntd| j�d ���| j�d� | j �d � n|d kr�| j �d � d S )z� Similarly to L{childDataReceived}, disable the automatic dispatch provided by the base implementation to verify that the transport is calling this method directly. r3 r; rT z Data was z instead of 'abcd's 1234� zErr was z instead of '1234'� r � N)rU r. r � RuntimeErrorrW rX rV �r r[ r r r r@ � s z'TestProcessProtocol.childConnectionLostc C s || _ | j�d � d S r rM rP r r r rQ � s z TestProcessProtocol.processEndedN)r& r' r( rY r5 r@ rQ r r r r rR � s rR c @ s@ e Zd Zdd ZdZdZdZdd� Zdd � Zd d � Z d d � Z dS )� EchoProtocols 1234567i� � r Nc C s || _ d| _d S �Nr )�onEnded�count)r rd r r r rL s zEchoProtocol.__init__c C sV | j dksJ �t| j d �D ]}| j�| j� q | j�| j| jg� | j| j | _d S )Nr; )�n�rangerW rX �sZ writeSequence�buffer)r �ir r r rY s zEchoProtocol.connectionMadec C sh | j | j| jt|� � |kr8d|| jf| _| j�� n,| jt|�7 _| jt| j �krd| j�� d S )Nzwrong bytes received)ri re �len�failurerW � closeStdinr r r r r s zEchoProtocol.outReceivedc C s0 d| _ |�tj�s dt|� | _| j�| � d S )Nr3 z#process didn't terminate normally: )�finished�checkr � ProcessDone�strrl rd rO rP r r r rQ s zEchoProtocol.processEnded) r& r' r( rh rf rn rl rL rY r rQ r r r r ra � s ra c @ s0 e Zd ZdZdd� Zdd� Zdd� Zdd � Zd S ) �SignalProtocola� A process protocol that sends a signal when data is first received. @ivar deferred: deferred firing on C{processEnded}. @type deferred: L{defer.Deferred} @ivar signal: the signal to send to the process. @type signal: C{str} @ivar signaled: A flag tracking whether the signal has been sent to the child or not yet. C{False} until it is sent, then C{True}. @type signaled: C{bool} c C s || _ || _d| _d S )NF)rG �signal�signaled)r rG �sigr r r rL + s zSignalProtocol.__init__c C s. t d|�d�� | js*d| _| j�| j� dS )z� Handle the first output from the child process (which indicates it is set up and ready to receive the signal) by sending the signal to it. Also log all output to help with debugging. � Received z from child stdoutTN)r rt rW � signalProcessrs r r r r r 0 s zSignalProtocol.outReceivedc C s t d|�d�� dS )z_ Log all data received from the child's stderr to help with debugging. rv z from child stderrNr r r r r r! ; s zSignalProtocol.errReceivedc C s� t d|�� ��� |�tj�s4| j�td|� ���S |j}t | j t �rXt t d| j �}n| j }|j dur�| j�td| j � d|j � d���S |j |kr�| j�td| j |j |f ��S t�|j�|kr�| j�td| j � dt�|j�� ���S | j�d� dS ) aL Callback C{self.deferred} with L{None} if C{reason} is a L{error.ProcessTerminated} failure with C{exitCode} set to L{None}, C{signal} set to C{self.signal}, and C{status} holding the status code of the exited process. Otherwise, errback with a C{ValueError} describing the problem. zChild exited: �wrong termination: ZSIGNz: exitCode is z , not Nonez SIG%s: .signal was %s, wanted %sz: )r Z getTracebackro r �ProcessTerminatedrG �errback� ValueError�value� isinstancers rq �getattr�exitCode�os�WTERMSIG�statusrO )r rN �vZ signalValuer r r rQ B s0 � ��� �zSignalProtocol.processEndedN)r& r' r( r) rL r r! rQ r r r r rr s rr c @ s e Zd Zdd� Zdd� ZdS )�TestManyProcessProtocolc C s t �� | _d S r �r �DeferredrG r" r r r rL e s z TestManyProcessProtocol.__init__c C s0 || _ |�tj�r | j�d � n | j�|� d S r )rN ro r rp rG rO rz rP r r r rQ h s z$TestManyProcessProtocol.processEndedN)r& r' r( rL rQ r r r r r� d s r� c @ sZ e Zd ZU dZdZeed< edd� �Zdd� Z dd � Z d d � Z d d � Z dd� Z dd� ZdS )�UtilityProcessProtocolz� Helper class for launching a Python process and getting a result from it. @ivar programName: The name of the program to run. rS � programNamec C s* | � }|j |ttdd|jg| |d� |S )a9 Run a Python process connected to a new instance of this protocol class. Return the protocol instance. The Python process is given C{self.program} on the command line to execute, in addition to anything specified by C{argv}. C{env} is the complete environment. �-u�-m��env)� spawnProcess�pyExer� )�clsr �argvr� r r r r �runy s �zUtilityProcessProtocol.runc C s g | _ g | _d S r )�bytes�requestsr" r r r rL � s z UtilityProcessProtocol.__init__c C s t � �dS )zR Called with all bytes received on stdout when the process exits. Nr �r r� r r r � parseChunks� s z"UtilityProcessProtocol.parseChunksc C s t �� }| j�|� |S )z{ Return a Deferred which will fire with the result of L{parseChunks} when the child process exits. )r r� r� r. rJ r r r � getResult� s z UtilityProcessProtocol.getResultc C s$ | j }d| _ |D ]}|�|� qdS )zt Callback all Deferreds returned up until now by L{getResult} with the given result object. N)r� rO )r �resultr� rK r r r �_fireResultDeferreds� s z+UtilityProcessProtocol._fireResultDeferredsc C s | j �|� dS )zE Accumulate output from the child process in a list. N)r� r. r� r r r r � s z"UtilityProcessProtocol.outReceivedc C s | � | �| j�� dS )zu Handle process termination by parsing all received output and firing any waiting Deferreds. N)r� r� r� rP r r r rQ � s z#UtilityProcessProtocol.processEndedN)r& r' r( r) r� r� �__annotations__� classmethodr� rL r� r� r� r rQ r r r r r� p s r� c @ s e Zd ZdZdZdd� ZdS )�GetArgumentVectorzl Protocol which will read a serialized argv from a process and expose it to interested parties. s twisted.test.process_getargvc C s d� |��d�S )z� Parse the output from the process to which this protocol was connected, which is a single unterminated line of \0-separated strings giving the argv of that process. Return this as a list of str objects. rS � )�join�split)r �chunksr r r r� � s z GetArgumentVector.parseChunksN�r& r' r( r) r� r� r r r r r� � s r� c @ s e Zd ZdZdZdd� ZdS )�GetEnvironmentDictionaryzx Protocol which will read a serialized environment dict from a process and expose it to interested parties. s twisted.test.process_getenvc C s^ d� |�}|si S t|�d��}i }z t|�}W n tyF Y qZY q$0 t|�}|||< q$|S )a Parse the output from the process to which this protocol was connected, which is a single unterminated line of \0-separated strings giving key value pairs of the environment from that process. Return this as a dictionary. rS r� )r� �iterr� �next� StopIteration)r r� Z environBytes�environbrK �kr� r r r r� � s z$GetEnvironmentDictionary.parseChunksNr� r r r r r� � s r� z'reactor doesn't support IReactorProcessc @ s� e Zd ZdZdZdd� Zdd� Zdd� Zd d � Zd d � Z e e j � d d��� dkonej�� dkonejdd� dv d�dd� �Ze e j � d d��� dko�ej�� dko�ejdd� dv d�dd� �Zdd� Zdd � Zd S ) � ProcessTestsz! Test running a process. Fc s~ d}t � � t�� }� _tj� ttdd|gtd�jd� � j � d� � j � d� � j � d� � j � � � �fd d �}|� |�S ) z1 L{twisted.internet.stdio} test. z twisted.test.process_twistedr� r� N�r� �path�usePTY� hello, worlds abcs 123c s, �� � j�� dd� j�� � j�� f � d S )Ns hello, worldabc123zBOutput follows: %s Error message from process_twisted follows: %s )r6 �outF�getvalue�errF��ign�r8 r r r rQ s ��z-ProcessTests.test_stdio.<locals>.processEnded) � Accumulatorr r� � endedDeferredr r� r� � properEnvr� rW rX rm � addCallback�r � scriptPathrK rQ r r� r � test_stdio� s" � zProcessTests.test_stdioc C s ddl }| �|dd� | �� S )z� In some scenarious, such as Python running as part of a Windows Windows GUI Application with no console, L{sys.stdout} is L{None}. r N�stdout)�sys�patchr� )r r� r r r �test_patchSysStdoutWithNone s z(ProcessTests.test_patchSysStdoutWithNonec C s0 ddl }ddlm} |� }| �|d|� | �� S )z� Some projects which use the Twisted reactor such as Buildbot patch L{sys.stdout} with L{io.StringIO} before running their tests. r N��StringIOr� �r� �ior� r� r� )r r� r� ZstdoutStringIOr r r � test_patchSysStdoutWithStringIO s z,ProcessTests.test_patchSysStdoutWithStringIOc C s< ddl }ddlm} | �|d|� � | �|d|� � | �� S )z� If L{sys.stdout} and L{sys.__stdout__} are patched with L{io.StringIO}, we should get a L{ValueError}. r Nr� r� � __stdout__r� )r r� r� r r r �$test_patch_sys__stdout__WithStringIO' s z1ProcessTests.test_patch_sys__stdout__WithStringIOc s\ t �� }t|�}d}tj|ttdd|gtd�� ��� j� � �fdd�}|j � � |� |�S )z� Test if pid is None/non-None before/after process termination. This reuses process_echoer.py to get a process that blocks on stdin. � twisted.test.process_echoer� -u� -mr� c s �� � j� d S r �� assertIsNone�pid��ignored�Z procTransr r r �afterProcessEnd@ s z3ProcessTests.test_unsetPid.<locals>.afterProcessEnd) r r� rF r r� r� r� � assertTruer� rW rm r� )r rn r8 r� r� r r� r � test_unsetPid3 s � zProcessTests.test_unsetPid�CI� �true�win32r r; ))r\ � )r\ � )r\ � z/See https://twistedmatrix.com/trac/ticket/10014c sN d}t �� }t� � |� _tj� ttdd|gtd� � �fdd�}|�|� |S )zp Test running a process: check its output, it exitCode, some property of signalProcess. � twisted.test.process_testerr� r� r� c s� �� � jg d�� � j}|�tj� �� |jjd� ��tj � j j d� z0dd l }dd l }|� |j�D ]}t�|� qfW n ty� Y n0 d S )N�r3 r; r\ r] r^ � �INTr )r6 rU rN �trapr ry r| r � assertRaises�ProcessExitedAlreadyrW rw �glob�process_testerZtest_file_matchr� �remove� BaseException)r� �fr� r� r� r r ro W s � z(ProcessTests.test_process.<locals>.check) r r� rR rG r r� r� r� r� )r r� rK ro r r� r � test_processF s zProcessTests.test_processc s~ � fdd�}d}t dd|g}g }g }tt�D ]2}t� }|�|� tj|t |td� |�|j� q,t j |dd�}|� ||� |S ) Nc sX |D ]N}� � |jg d�dt|j�t|j�f � |j}|�tj� � � |j j d� qd S )Nr� z[%d] stages = %sr� ) r6 rU �idrW rq rN r� r ry r| r )�results� protocolsr8 r� r" r r �_checku s � z/ProcessTests.test_manyProcesses.<locals>._checkr� r� r� r� T)Z consumeErrors) r� rg � CONCURRENT_PROCESS_TEST_COUNTr� r. r r� r� rG r Z DeferredListr� ) r r� r� �argsr� Z deferredsrj r8 Z deferredListr r" r �test_manyProcessesn s z ProcessTests.test_manyProcessesc sX t �� }t|�� d}tj� ttdd|gtd� � �fdd�}� fdd�}|�|��|�S ) z� A spawning a subprocess which echoes its stdin to its stdout via L{IReactorProcess.spawnProcess} will result in that echoed output being delivered to outReceived. r� r� r� r� c sB �� � j� j� ��t� d�� ��t� j�t� j� j �� d S )Nri ) � assertFalserl r� �hasattrr6 rk ri rh rf r� r� r r �asserts� s z'ProcessTests.test_echo.<locals>.assertsc s � j �� | S r )rW rm )rV )r8 r r �takedownProcess� s z/ProcessTests.test_echo.<locals>.takedownProcess) r r� ra r r� r� r� r� Z addErrback)r rn r� r� r� r r� r � test_echo� s zProcessTests.test_echoc sZ g d�� d}t � �t�� }�_tj�ttdd|g� td d� � ��fdd�}|�|�S )N) s a\"b s a\b s a\\"bs a\\bs "foo bar" "s abs "\s a"bs a'bs twisted.test.process_cmdliner� r� �r� r� c s0 �� �j�� d� �j�� �� }�� |� � d S �NrS )r6 r� r� r� � splitlines)r� Z recvdArgs�r� r8 r r r rQ � s z3ProcessTests.test_commandLine.<locals>.processEnded� r� r r� r� r r� r� r� r� r� r r� r �test_commandLine� s �z ProcessTests.test_commandLineN)r& r' r( r) r� r� r� r� r� r� r r� �environ�get�lowerr �platform�getTyper� � version_infor� r� r� r� r r r r r� � s2 �� " �� r� c @ s, e Zd ZdZdZdd� Zdd� Zdd� Zd S ) �TwoProcessProtocol���r c C s t �� | _d S r r� r" r r r rL � s zTwoProcessProtocol.__init__c C s d S r r r r r r r � s z TwoProcessProtocol.outReceivedc C s d| _ | j�d � d S �Nr3 )rn rG rO rP r r r rQ � s z TwoProcessProtocol.processEndedN)r& r' r( �numrn rL r rQ r r r r r� � s r� c @ s6 e Zd Zdd� Zd dd�Zdd� Zdd � Zd d � Zd S )�TestTwoProcessesBasec C s$ d d g| _ d d g| _d| _d| _d S rc )� processes�pp�done�verboser" r r r �setUp� s zTestTwoProcessesBase.setUpr c C sV d}dD ]H}t � | j|< || j| _tj| j| ttdd|gt|d�}|| j|< qd S )Ns twisted.test.process_reader)r r3 r� r� �r� r� )r� r r� r r� r� r� r )r r� r� r� r8 r r r �createProcesses� s �z$TestTwoProcessesBase.createProcessesc C s` | j rtd| � | j| }| j| }| �|jd� |�� | j r\t| jd j| jd j� d S )Nzclosing stdin [%d]�Process finished too earlyr r3 )r �printr r r� rn �loseConnection�r r� r8 r r r r �close� s zTestTwoProcessesBase.closec C s t �dd� | jD ��S )Nc S s g | ] }|j �qS r �rG )�.0r8 r r r � <listcomp>� rS z1TestTwoProcessesBase._onClose.<locals>.<listcomp>)r � gatherResultsr r" r r r �_onClose� s z TestTwoProcessesBase._onClosec C s> | j rtd� | �� t�d| jd� t�d| jd� | �� S )N�starting processesr3 r r; �r r r r � callLaterr r r" r r r � test_close� s z TestTwoProcessesBase.test_closeN)r )r& r' r( r r r r r r r r r r � s r r� zOnly runs on Windowsc @ s e Zd ZdS )�TwoProcessesNonPosixTestsN)r& r' r( r r r r r � s r �posixzOnly runs on POSIX platformc @ s4 e Zd Zdd� Zdd� Zdd� Zdd� Zd d � Zd S ) �TwoProcessesPosixTestsc C sN t | j| j�D ]6\}}|jszt�|jtj� W q t yB Y q0 q| � � S r ) �zipr r rn r� �killr� rs �SIGTERM�OSErrorr )r r �prr r r �tearDown s z TwoProcessesPosixTests.tearDownc C sh | j rtd| � | j| }| j| }| �|jd� t�|jt j � | j rdt| jd j| jd j� d S )Nzkill [%d] with SIGTERMr r r3 ) r r r r r� rn r� r r� rs r r r r r r s zTwoProcessesPosixTests.killc C sB | j rtd� | jdd� t�d| jd� t�d| jd� | �� S )Nr r �r� r3 r; �r r r r r r r r" r r r � test_kill s z TwoProcessesPosixTests.test_killc C sB | j rtd� | jdd� t�d| jd� t�d| jd� | �� S �Nr r3 r r r; r r" r r r � test_closePty( s z$TwoProcessesPosixTests.test_closePtyc C sB | j rtd� | jdd� t�d| jd� t�d| jd� | �� S r" r r" r r r � test_killPty0 s z#TwoProcessesPosixTests.test_killPtyN)r& r' r( r r r! r# r$ r r r r r s r c @ sH e Zd ZdZdZdZdd� Zdd� Zdd � Zd d � Z d d � Z dd� Z dS )� FDCheckerr rS Nc C s || _ d S r r rJ r r r rL > s zFDChecker.__init__c C s || _ | j�d � d S r )�failedrG rO )r �whyr r r �failA s zFDChecker.failc C s | j �dd� d| _d S )Nr rT r3 )rW � writeToChild�stater" r r r rY E s zFDChecker.connectionMadec C sJ | j dkr�|dkr(| �d||f � d S | j|7 _t| j�dkr�| jdkrb| �d| j � d S d| _d| _ | j�dd � d S | j dkr�| �d |� d |� d �� d S | j dk�r |dkr�| �d |� d |� d �� d S | j|7 _t| j�dk�r| jdk�r| �d| j � d S d| _ d S | j dk�rF| �d |� d |� d�� d S d S )Nr3 z)read '%s' on fd %d (not 1) during state 1� s rightoz"got '%s' on fd1, expected 'righto'rS r; r\ s efghzread 'z' on fd z during state 2z (not 1) during state 3s closedz"got '%s' on fd1, expected 'closed'r] z during state 4)r* r( r rk rW r) rZ r r r r5 I s< zFDChecker.childDataReceivedc C sZ | j dkr | �d| � d S | j dkrV|dkr@| �d| � d S d| _ | j�d� d S d S )Nr3 z%got connectionLost(%d) during state 1r; r] z-got connectionLost(%d) (not 4) during state 2r\ r^ )r* r( rW Z closeChildFDr` r r r r@ k s z FDChecker.childConnectionLostc C sp |j j}| jdkr$| �d| � d S |j jd krF| �d|j j � d S |dkr`| �d| � d S | j�d � d S )Nr] zprocessEnded early, rc %dzprocessEnded with signal %sr zprocessEnded with rc %d)r| r r* r( rs rG rO )r r� �rcr r r rQ w s zFDChecker.processEnded) r& r' r( r* r r& rL r( rY r5 r@ rQ r r r r r% 9 s " r% c @ s e Zd Zdd� Zdd� ZdS )�FDTestsc sV d}t �� }t|�� tj� ttdd|gtddddddd�d� |�� �fd d �� |S ) Ns twisted.test.process_fdsr� r� �w�rr; )r r3 r; r\ r] r^ �r� �childFDsc s �� � j� j�S r )r� r& ��xr� r r �<lambda>� rS z!FDTests.test_FD.<locals>.<lambda>)r r� r% r r� r� r� r� )r r� rK r r� r �test_FD� s �zFDTests.test_FDc sR d}t � � t�� }� _tj� ttdd|gtddd�d� � �fdd �}|�|�S ) Ns twisted.test.process_lingerr� r� r/ r; )r3 r; r0 c s �� � j�� d� d S )Ns here is some text goodbye )r6 r� r� r� r� r r rQ � s z)FDTests.test_linger.<locals>.processEndedr� r� r r� r � test_linger� s �zFDTests.test_lingerN)r& r' r( r5 r6 r r r r r- � s r- c @ sH e Zd ZdZdZdZdd� Zdd� Zdd � Zd d � Z d d � Z dd� Z dS )r� z Accumulate data from a process.r Nc C s t � | _t � | _d S r )r r� r� r" r r r rY � s zAccumulator.connectionMadec C s | j �|� d S r )r� rX rJ r r r r � s zAccumulator.outReceivedc C s | j �|� d S r )r� rX rJ r r r r! � s zAccumulator.errReceivedc C s d S r r r" r r r r$ � s z Accumulator.outConnectionLostc C s d S r r r" r r r r% � s z Accumulator.errConnectionLostc C s, d| _ | jd ur(| jd }| _|�d � d S r� )�closedr� rO )r rN rK r r r rQ � s zAccumulator.processEnded) r& r' r( r) r7 r� rY r r! r$ r% rQ r r r r r� � s r� c @ s| e Zd ZdZdZdd� Zdd� Zdd� Zd d � Zd d � Z d d� Z dd� Z dd� Z dd� Z eej�� d�dd� �Zdd� ZdS )�PosixProcessBasez! Test running processes. Fc C s~ t �|�D ]}t|��� j S td��|�}td��|�}|�� rN|�� jS |�� r`|�� jS t|� dtj d � d���dS )zq Return the path of the shell command named C{commandName}, looking at common locations. z/binz/usr/binz1 found in neither standard location nor on PATH (�PATH�)N) r �whichr Z asBytesModer� �child�existsr_ r� r� )r Z commandName�locZbinLocZ usrbinLocr r r � getCommand� s �zPosixProcessBase.getCommandc sN �� d�}t�� }t|�� tj� |dgd �jd� � �fdd�}|�|� |S )Nr� s truer c s4 � j �tj� ��� j jjd� ��� j jj� d S rc ) rN r� r rp r6 r| r r� rs r� r� r r ro � s z6PosixProcessBase.test_normalTermination.<locals>.check)r? r r� rF r r� r� r� )r �cmdrK ro r r� r �test_normalTermination� s z'PosixProcessBase.test_normalTerminationc sH t �� }t|�� tj� ttddgd�jd� � �fdd�}|�|� |S )z� When a process terminates with a system exit code set to 1, C{processEnded} is called with a L{error.ProcessTerminated} error, the C{exitCode} attribute reflecting the system exit code. � -cs import sys; sys.exit(1)Nr c s4 � j �tj� ��� j jjd� ��� j jj� d S r� ) rN r� r ry r6 r| r r� rs r� r� r r ro s z8PosixProcessBase.test_abnormalTermination.<locals>.check)r r� rF r r� r� r� r� )r rK ro r r� r �test_abnormalTermination� s � z)PosixProcessBase.test_abnormalTerminationc C s8 d}t �� }t||�}tj|ttdd|gt| jd� |S )N� twisted.test.process_signalr� r� r )r r� rr r r� r� r� r� �r ru r� rK r8 r r r � _testSignal s �z PosixProcessBase._testSignalc C s | � d�S )ai Sending the SIGHUP signal to a running process interrupts it, and C{processEnded} is called with a L{error.ProcessTerminated} instance with the C{exitCode} set to L{None} and the C{signal} attribute set to C{signal.SIGHUP}. C{os.WTERMSIG} can also be used on the C{status} attribute to extract the signal value. �HUP�rF r" r r r �test_signalHUP s z PosixProcessBase.test_signalHUPc C s | � d�S )ai Sending the SIGINT signal to a running process interrupts it, and C{processEnded} is called with a L{error.ProcessTerminated} instance with the C{exitCode} set to L{None} and the C{signal} attribute set to C{signal.SIGINT}. C{os.WTERMSIG} can also be used on the C{status} attribute to extract the signal value. r� rH r" r r r �test_signalINT$ s z PosixProcessBase.test_signalINTc C s | � d�S )ak Sending the SIGKILL signal to a running process interrupts it, and C{processEnded} is called with a L{error.ProcessTerminated} instance with the C{exitCode} set to L{None} and the C{signal} attribute set to C{signal.SIGKILL}. C{os.WTERMSIG} can also be used on the C{status} attribute to extract the signal value. �KILLrH r" r r r �test_signalKILL. s z PosixProcessBase.test_signalKILLc C s | � d�S )ak Sending the SIGTERM signal to a running process interrupts it, and C{processEnded} is called with a L{error.ProcessTerminated} instance with the C{exitCode} set to L{None} and the C{signal} attribute set to C{signal.SIGTERM}. C{os.WTERMSIG} can also be used on the C{status} attribute to extract the signal value. �TERMrH r" r r r �test_signalTERM8 s z PosixProcessBase.test_signalTERMc C s2 t j}t � |t j�}| �t j t j|� | �t j�S )z� The disposition of signals which are ignored in the parent process is reset to the default behavior for the child process. )rs �SIGUSR1�SIG_IGN� addCleanuprF )r r; �handlerr r r �test_childSignalHandlingB s z)PosixProcessBase.test_childSignalHandlingz+Test is flaky from a Darwin bug. See #8840.c sv �� d�}t�� }t|�� dd� }tj}|t_z:tj� |dgd�jd� � �fdd�}|� |� W |t_n|t_0 |S ) zJ Raise an error during execvpe to check error management. �falsec S s t d��d S )NZOuch)r_ )�commandr� � environmentr r r � buggyexecvpef s z:PosixProcessBase.test_executionError.<locals>.buggyexecvpes falseNr c s. d� � j� j �}��d|� ��d|� d S )NrS s Upon execvpes Ouch)r� rI rH �assertIn)r� rI r� r r ro n s z3PosixProcessBase.test_executionError.<locals>.check) r? r r� rF r� �execvper r� r� r� )r r@ rK rW Z oldexecvpero r r� r �test_executionError\ s z$PosixProcessBase.test_executionErrorc s� t �� � t �� �d}G � �fdd�dtj�}tj|� ttdd|gtdd� g ���fdd �}� �|� ��fd d �}��|� �S ) z� The handler which reaps a process is removed when the process is reaped, even if the protocol's C{processEnded} method raises an exception. r� c s( e Zd ZdZ� fdd�Z�fdd�ZdS )zFPosixProcessBase.test_errorInProcessEnded.<locals>.ErrorInProcessEndedzM A protocol that raises an error in C{processEnded}. c s � � |� d S r �rO �r rW �� connectedr r �makeConnection� s zUPosixProcessBase.test_errorInProcessEnded.<locals>.ErrorInProcessEnded.makeConnectionc s t �d� jd � td��d S )Nr zDeliberate error)r r rO r_ rP ��endedr r rQ � s zSPosixProcessBase.test_errorInProcessEnded.<locals>.ErrorInProcessEnded.processEndedN�r& r' r( r) r_ rQ r �r^ ra r r �ErrorInProcessEnded� s rd r� r� Nr� c s( � � | j� ��| jtj� | �� d S r )r. r� rX r �reapProcessHandlersr �rW �r� r r r � cbConnected� s z>PosixProcessBase.test_errorInProcessEnded.<locals>.cbConnectedc s0 �� t�}��t|�d� ��� d tj� d S )Nr3 r )�flushLoggedErrorsr_ r6 rk Z assertNotInr re )r� Zexcsrg r r �checkTerminated� s zBPosixProcessBase.test_errorInProcessEnded.<locals>.checkTerminated) r r� r r+ r r� r� r� r� )r r� rd rh rj r )r^ ra r� r r �test_errorInProcessEndedx s" � z)PosixProcessBase.test_errorInProcessEndedN)r& r' r( r) r� r? rA rC rF rI rJ rL rN rS r r r� ZisMacOSXrZ rk r r r r r8 � s r8 c @ s e Zd ZdZdd� Zdd� ZdS )� MockSignalzF Neuter L{signal.signal}, but pass other attributes unscathed c C s t �|�S r )rs � getsignal)r ru �actionr r r rs � s zMockSignal.signalc C s t t|�S r )r~ rs )r �attrr r r � __getattr__� s zMockSignal.__getattr__N)r& r' r( r) rs rp r r r r rl � s rl c @ sx e Zd ZdZdZdZdZdZdZdZ dZ dZ dZ dZ dZdZdd� Zd d � Zd d � Zd d� Zdd� Zdd� Zdd� Zdd� Zdd� Zdd� Zdd � Zd d � Zd d � Z d!d"� Z d#d$� Z d%d&� Z d'd(� Z d)d*� Z!d+d,� Z"d-d.� Z#d/d0� Z$d1d2� Z%d3d4� Z&d5d6� Z'd7d8� Z(d9d:� Z)d;d<� Z*d=d>� Z+d?d@� Z,dAdB� Z-dCdD� Z.dEdF� Z/dGdH� Z0dIdJ� Z1dKdL� Z2dMdN� Z3dOdP� Z4dQdR� Z5dSdT� Z6dS )U�MockOSaF The mock OS: overwrite L{os}, L{fcntl} and {sys} functions with fake ones. @ivar exited: set to True when C{_exit} is called. @type exited: C{bool} @ivar O_RDWR: dumb value faking C{os.O_RDWR}. @type O_RDWR: C{int} @ivar O_NOCTTY: dumb value faking C{os.O_NOCTTY}. @type O_NOCTTY: C{int} @ivar WNOHANG: dumb value faking C{os.WNOHANG}. @type WNOHANG: C{int} @ivar raiseFork: if not L{None}, subsequent calls to fork will raise this object. @type raiseFork: L{None} or C{Exception} @ivar raiseExec: if set, subsequent calls to execvpe will raise an error. @type raiseExec: C{bool} @ivar fdio: fake file object returned by calls to fdopen. @type fdio: C{BytesIO} or C{BytesIO} @ivar actions: hold names of some actions executed by the object, in order of execution. @type actions: C{list} of C{str} @ivar closed: keep track of the file descriptor closed. @type closed: C{list} of C{int} @ivar child: whether fork return for the child or the parent. @type child: C{bool} @ivar pipeCount: count the number of time that C{os.pipe} has been called. @type pipeCount: C{int} @ivar raiseWaitPid: if set, subsequent calls to waitpid will raise the error specified. @type raiseWaitPid: L{None} or a class @ivar waitChild: if set, subsequent calls to waitpid will return it. @type waitChild: L{None} or a tuple @ivar euid: the uid returned by the fake C{os.geteuid} @type euid: C{int} @ivar egid: the gid returned by the fake C{os.getegid} @type egid: C{int} @ivar seteuidCalls: stored results of C{os.seteuid} calls. @type seteuidCalls: C{list} @ivar setegidCalls: stored results of C{os.setegid} calls. @type setegidCalls: C{list} @ivar path: the path returned by C{os.path.expanduser}. @type path: C{str} @ivar raiseKill: if set, subsequent call to kill will raise the error specified. @type raiseKill: L{None} or an exception instance. @ivar readData: data returned by C{os.read}. @type readData: C{str} FNTr rS c C sH g | _ g | _d| _d| _d| _d| _dd� | _dd� | _g | _g | _ dS ) z- Initialize data structures. r r� ������c S s dS rc r r2 r r r r4 rS z!MockOS.__init__.<locals>.<lambda>c S s dS r� r r2 r r r r4 rS N) �actionsr7 � pipeCount�O_RDWR�O_NOCTTY�WNOHANG� WEXITSTATUS� WIFEXITED� seteuidCalls� setegidCallsr" r r r rL s zMockOS.__init__c C s dS )ze Fake C{os.open}. Return a non fd number to be sure it's not used elsewhere. ���r )r �dev�flagsr r r �open s z MockOS.openc C s t �d�S )zT Fake C{os.fstat}. Return a C{os.stat_result} filled with garbage. ) r r r r r r r r r r )r� � stat_result�r �fdr r r �fstat& s z MockOS.fstatc C s |dkrt � | _ndsJ �| jS )zz Fake C{os.fdopen}. Return a file-like object whose content can be tested later via C{self.fdio}. �wbF)r �fdio)r r� �flagr r r �fdopen, s z MockOS.fdopenc C s | j �d� dS )z1 Fake C{os.setsid}. Save action. �setsidN�rt r. r" r r r r� 7 s z MockOS.setsidc C s8 | j �dt�� f� | jdur&| j�n| jr0dS dS dS )z� Fake C{os.fork}. Save the action in C{self.actions}, and return 0 if C{self.child} is set, or a dumb number. �forkNr � )rt r. �gc� isenabled� raiseForkr< r" r r r r� = s z MockOS.forkc C s | j �|� dS )zK Fake C{os.close}, saving the closed fd in C{self.closed}. N)r7 r. r� r r r r K s z MockOS.closec C s dS )z. Fake C{os.dup2}. Do nothing. Nr )r Zfd1�fd2r r r �dup2Q s z MockOS.dup2c C s | j �d||f� dS )z0 Fake C{os.write}. Save action. rX Nr� )r r� r r r r rX V s z MockOS.writec C s | j �d||f� | jS )z� Fake C{os.read}: save action, and return C{readData} content. @param fd: The file descriptor to read. @param size: The maximum number of bytes to read. @return: A fixed C{bytes} buffer. �read)rt r. �readData)r r� �sizer r r r� \ s z MockOS.readc C s | j �d� | jrtd��dS )zn Fake C{os.execvpe}. Save the action, and raise an error if C{self.raiseExec} is set. �execZBarN)rt r. � raiseExecr_ )r rU r� r� r r r rY i s zMockOS.execvpec C s& | j d7 _ d| j d d| j fS )z� Fake C{os.pipe}. Return non fd numbers to be sure it's not used elsewhere, and increment C{self.pipeCount}. This is used to uniquify the result. r3 rr )ru r" r r r �piper s z MockOS.pipec C s dS )z; Fake C{os.ttyname}. Return a dumb string. �foor r� r r r �ttyname{ s zMockOS.ttynamec C s | j �d|f� d| _t� �dS )zs Fake C{os._exit}. Save the action, set the C{self.exited} flag, and raise C{SystemError}. �exitTN)rt r. �exited� SystemError)r �coder r r �_exit� s z MockOS._exitc C s dS )z6 Override C{fcntl.ioctl}. Do nothing. Nr )r r� r �argr r r �ioctl� s z MockOS.ioctlc C s dS )z? Override C{fdesc.setNonBlocking}. Do nothing. Nr r� r r r �setNonBlocking� s zMockOS.setNonBlockingc C s0 | j �d� | jdur | j�| jdur,| jS dS )z� Override C{os.waitpid}. Return values meaning that the child process has exited, save executed action. �waitpidN)r3 r )rt r. � raiseWaitPid� waitChild)r r� �optionsr r r r� � s zMockOS.waitpidc C s dS )zD Override C{sys.settrace} to keep coverage working. Nr )r r� r r r �settrace� s zMockOS.settracec C s dS )z> Override C{os.getgid}. Return a dumb number. i� r r" r r r �getgid� s z MockOS.getgidc C s dS )z> Override C{os.getuid}. Return a dumb number. i� r r" r r r �getuid� s z MockOS.getuidc C s | j �d|f� dS )z4 Override C{os.setuid}. Do nothing. �setuidNr� �r �valr r r r� � s z MockOS.setuidc C s | j �d|f� dS )z4 Override C{os.setgid}. Do nothing. �setgidNr� r� r r r r� � s z MockOS.setgidc C s | j �d||f� dS )z6 Override C{os.setregid}. Do nothing. �setregidNr� �r Zval1Zval2r r r r� � s zMockOS.setregidc C s | j �d||f� dS )z< Override C{os.setreuid}. Save the action. �setreuidNr� r� r r r r� � s zMockOS.setreuidc C s | j �d||f� dS )z> Override L{util.switchUID}. Save the action. � switchuidNr� )r �uid�gidr r r � switchUID� s zMockOS.switchUIDc C s dS )zK Override C{pty.openpty}, returning fake file descriptors. )����r r" r r r �openpty� s zMockOS.openptyc C s | j �d|f� dS )z{ Override C{os.chdir}. Save the action. @param path: The path to change the current directory to. �chdirNr� �r r� r r r r� � s z MockOS.chdirc C s | j S )zE Mock C{os.geteuid}, returning C{self.euid} instead. )�euidr" r r r �geteuid� s zMockOS.geteuidc C s | j S )zE Mock C{os.getegid}, returning C{self.egid} instead. )�egidr" r r r �getegid� s zMockOS.getegidc C s | j �|� dS )z3 Mock C{os.seteuid}, store result. N)r{ r. �r r� r r r �seteuid� s zMockOS.seteuidc C s | j �|� dS )z3 Mock C{os.setegid}, store result. N)r| r. r� r r r �setegid� s zMockOS.setegidc C s | j S )z- Mock C{os.path.expanduser}. )r� r� r r r � expanduser� s zMockOS.expanduserc C s dS )z' Mock C{pwd.getpwnam}. )r r r3 r; r )r �userr r r �getpwnam� s zMockOS.getpwnamc C s dS )zN Override C{os.listdir}, returning fake contents of '/dev/fd' )z-1z-2r r� r r r �listdir s zMockOS.listdirc C s& | j �d||f� | jdur"| j�dS )zh Override C{os.kill}: save the action and raise C{self.raiseKill} if specified. r N)rt r. � raiseKill)r r� ZsignalIDr r r r s z MockOS.killc C s | j �d|f� dS )zl Override C{os.unlink}. Save the action. @param filename: The file name to remove. �unlinkNr� )r �filenamer r r r� s z MockOS.unlinkc C s | j �d|f� dS )zo Override C{os.umask}. Save the action. @param mask: The new file mode creation mask. �umaskNr� )r �maskr r r r� s z MockOS.umaskc C s dS )zL Return a fixed PID value. @return: A fixed value. i� r r" r r r �getpid" s z MockOS.getpidc C s dS )z` Return a fixed filesystem encoding. @return: A fixed value of "utf8". �utf8r r" r r r �getfilesystemencoding* s z MockOS.getfilesystemencoding)7r& r' r( r) r� r� r� r< r� r� r� r� r� r� r� r� rL r� r� r� r� r� r r� rX r� rY r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r r� r� r� r� r r r r rq � sh E rq c @ s e Zd ZdZdd� ZdS )�DumbProcessWriterz1 A fake L{ProcessWriter} used for tests. c C s dS �z< Here's the faking: don't do anything here. Nr r" r r r � startReading8 s z DumbProcessWriter.startReadingN�r& r' r( r) r� r r r r r� 3 s r� c @ s e Zd ZdZdd� ZdS )�DumbProcessReaderz1 A fake L{ProcessReader} used for tests. c C s dS r� r r" r r r r� C s z DumbProcessReader.startReadingNr� r r r r r� > s r� c @ s e Zd ZdZdd� ZdS )�DumbPTYProcessz. A fake L{PTYProcess} used for tests. c C s dS r� r r" r r r r� N s zDumbPTYProcess.startReadingNr� r r r r r� I s r� c @ s� e Zd ZdZedu rdZdd� Zdd� Zdd � Zd d � Z d d � Z dd� Z dd� Z dd� Z dd� Zdd� Zdd� Zdd� Zd d � Zd d � Zd d!� Zd"d#� Zd$d%� Zd&d'� Zd(d)� Zd*d+� Zd,d-� Zd.d/� Zd0d1� Z d2d3� Z d4d5� Z d6d7� Z dS )8�MockProcessTestsz? Mock a process runner to test forked child code path. Nz1twisted.internet.process is never used on Windowsc C s� t �� r| �t j� n | �t j� t� | _d| j_d| j_| � t d| j� | � t d| j� | � t d| j� | � t d| jj � | � t d| j� | � t j dt � | � t j d t� | � t d | j� t� | _| � t d | j� d S ) z| Replace L{process} os, fcntl, sys, switchUID, fdesc and pty modules with the mock class L{MockOS}. i� �� r� �fcntlr� r� ZfdescZprocessReaderFactoryZprocessWriterFactoryZptyrs N)r� r� rQ �enable�disablerq �mockosr� r� r� r r� �Processr� r� rl Zmocksigr" r r r r \ s zMockProcessTests.setUpc C s i t _dS )z6 Reset processes registered for reap. N)r re r" r r r r t s zMockProcessTests.tearDownc C s� t �� d}t�� }t|�}ztj||dgddd� W n4 tyj | �| j j � | � | j j g d�� Y n 0 | � d� | �t �� � dS )zk Test a classic spawnProcess. Check the path of the client code: fork, exec, exit. � /mock/ouch� ouchNFr ��r� Fr� �r� r3 �Should not be here)r� r� r r� rF r r� r� r� r� r� r6 rt r( r� r� �r r@ rK r8 r r r � test_mockForkz s � z MockProcessTests.test_mockForkc C sb d| j _d}t�� }t|�}tj||dgddd� | �t| j j �h d�� | �| j j ddg� dS ) z� Assert that in the main process, spawnProcess disables the garbage collector, calls fork, closes the pipe file descriptors it created for the child process, and calls waitpid. Fr� r� Nr > ���rs r� r� r� ) r� r< r r� rF r r� r6 �setr7 rt r� r r r �_mockForkInParentTest� s z&MockProcessTests._mockForkInParentTestc C s" t �� | �� | �t �� � dS )z� The garbage collector should be enabled when L{reactor.spawnProcess} returns if it was initially enabled. @see L{_mockForkInParentTest} N)r� r� r� r� r� r" r r r �,test_mockForkInParentGarbageCollectorEnabled� s z=MockProcessTests.test_mockForkInParentGarbageCollectorEnabledc C s" t �� | �� | �t �� � dS )z� The garbage collector should be disabled when L{reactor.spawnProcess} returns if it was initially disabled. @see L{_mockForkInParentTest} N)r� r� r� r� r� r" r r r �-test_mockForkInParentGarbageCollectorDisabled� s z>MockProcessTests.test_mockForkInParentGarbageCollectorDisabledc C sV d}t �� }t|�}| jttj||dgddd� | �| jj � | � | jj g d�� dS )zg Test a TTY spawnProcess: check the path of the client code: fork, exec, exit. r� r� NTr )r� r� r� r� ) r r� rF r� r� r r� r� r� r� r6 rt r� r r r �test_mockForkTTY� s � �z!MockProcessTests.test_mockForkTTYc C s@ t tjd�| j_td�}| �t tj|d� | � | jj dg� dS )z� Assert that if the fork call fails, no other process setup calls are made and that spawnProcess raises the exception fork raised. Nr� ) r �errno�EAGAINr� r� rF r� r r� r6 rt �r r r r r �_mockWithForkError� s z#MockProcessTests._mockWithForkErrorc C s" t �� | �� | �t �� � dS )z� The garbage collector should be enabled when L{reactor.spawnProcess} raises because L{os.fork} raised, if it was initially enabled. N)r� r� r� r� r� r" r r r �-test_mockWithForkErrorGarbageCollectorEnabled� s z>MockProcessTests.test_mockWithForkErrorGarbageCollectorEnabledc C s" t �� | �� | �t �� � dS )z� The garbage collector should be disabled when L{reactor.spawnProcess} raises because L{os.fork} raised, if it was initially disabled. N)r� r� r� r� r� r" r r r �.test_mockWithForkErrorGarbageCollectorDisabled� s z?MockProcessTests.test_mockWithForkErrorGarbageCollectorDisabledc C s$ | � � | �t| jj�h d�� dS )z} When C{os.fork} raises an exception, the file descriptors created before are closed and don't leak. > r� r� ���rs r} rr N)r� r6 r� r� r7 r" r r r �test_mockForkErrorCloseFDs� s z+MockProcessTests.test_mockForkErrorCloseFDsc C s� t tjd�| j_td�}| jt tj|ddddd�d� | � | jj dg� | � | jj g � | jt tj|ddddd�d� | � t | jj �d d h� dS ) z� When C{os.forks} raises an exception and that file descriptors have been specified with the C{childFDs} arguments of L{reactor.spawnProcess}, they are not closed. Ni����i����r� )r r3 r; �r1 r� r/ r� rr ) r r� r� r� r� rF r� r r� r6 rt r7 r� r� r r r �test_mockForkErrorGivenFDs� s& � �z+MockProcessTests.test_mockForkErrorGivenFDsc C s\ t tjd�| j_td�}| jt tj|ddd� | � | jj dg� | � t | jj �ddh� dS )z� When C{os.fork} raises an exception, the file descriptors created by C{pty.openpty} are closed and don't leak, when C{usePTY} is set to C{True}. NTr r� r� r� ) r r� r� r� r� rF r� r r� r6 rt r� r7 r� r r r �test_mockForkErrorClosePTY s z+MockProcessTests.test_mockForkErrorClosePTYc C sT t tjd�| j_td�}| jt tj|ddd� | � | jj dg� | � | jj g � dS )z� If a tuple is passed to C{usePTY} to specify slave and master file descriptors and that C{os.fork} raises an exception, these file descriptors aren't closed. N)i��i��r� r r� ) r r� r� r� r� rF r� r r� r6 rt r7 r� r r r � test_mockForkErrorPTYGivenFDs s �z.MockProcessTests.test_mockForkErrorPTYGivenFDsc C s� d}t �� }t|�}d| j_ztj||dgddd� W nx ty� | �| jj � | � | jj g d�� | � d| jj � | � d | jj � | � d | jj � | � d | jj�� � Y n 0 | �d � dS ) z� Spawn a process but simulate an error during execution in the client path: C{os.execvpe} raises an error. It should close all the standard fds, try to print the error encountered, and exit cleanly. r� Tr� NFr r� r r3 r; s RuntimeError: Barr� )r r� rF r� r� r r� r� r� r� r6 rt rX r7 r� r� r( r� r r r �test_mockWithExecError$ s �z'MockProcessTests.test_mockWithExecErrorc C st d}t �� }t|�}z tj||dgdddd� W n4 tyd | �| jj� | � | jj g d�� Y n 0 | � d� dS ) z� Try creating a process with setting its uid: it's almost the same path as the standard path, but with a C{switchUID} call before the exec. r� r� NF� �r� r� r� )r� �r� r �r� r )r� r� r� r� r� r� � r r� rF r r� r� r� r� r� r6 rt r( r� r r r �test_mockSetUid? s � z MockProcessTests.test_mockSetUidc C sL d| j _d}t�� }t|�}tj||dgdddd� | �| j jddg� dS ) z� When spawning a child process with a UID different from the UID of the current process, the current process does not have its UID changed. Fr� r� Nr� r� r� r� ) r� r< r r� rF r r� r6 rt r� r r r �test_mockSetUidInParentZ s z(MockProcessTests.test_mockSetUidInParentc C st d}t �� }t|�}z tj||dgdddd� W n4 tyd | �| jj� | � | jj g d�� Y n 0 | � d� dS ) z� Try creating a PTY process with setting its uid: it's almost the same path as the standard path, but with a C{switchUID} call before the exec. r� r� NT� r� )r� r� r� r� )r� r� r� r� r� r� r� r� r r r �test_mockPTYSetUidg s � z#MockProcessTests.test_mockPTYSetUidc C sl d| j _d}t�� }t|�}tj}z(tt_tj ||dgdddd� W |t_n|t_0 | � | j j dd g� dS ) z� When spawning a child process with PTY and a UID different from the UID of the current process, the current process does not have its UID changed. Fr� r� NTr� r� r� r� ) r� r< r r� rF r r r� r r� r6 rt )r r@ rK r8 Z oldPTYProcessr r r �test_mockPTYSetUidInParent� s z+MockProcessTests.test_mockPTYSetUidInParentc C s� d| j _d}d| j _t�� }t|�}tj||dgddd�}| �| j j ddg� t � | j _ |� � | � � }| �t|�d � |d �t � dS ) z; Test that reapProcess logs errors raised. Fr� �r r r� Nr r� r� r3 r )r� r< r� r r� rF r r� r6 rt r r� � reapProcessri rk r� )r r@ rK r8 �proc�errorsr r r �test_mockWithWaitError� s z'MockProcessTests.test_mockWithWaitErrorc C sp d| j _d}d| j _t�� }t|�}tj||dgddd�}| �| j j ddg� t � | j _ t j | j j _ |�� dS ) z{ Test that reapProcess doesn't log anything when waitpid raises a C{OSError} with errno C{ECHILD}. Fr� r� r� Nr r� r� )r� r< r� r r� rF r r� r6 rt r r� r� ZECHILDr� )r r@ rK r8 r r r r �!test_mockErrorECHILDInReapProcess� s z2MockProcessTests.test_mockErrorECHILDInReapProcessc sb g d�� � fdd�}|| j _td�}| �ttj|d� | �| j jg � | �t | j j �h d�� dS )z� If C{os.pipe} raises an exception after some pipes where created, the created pipes are closed and don't leak. )r� rr r} rs c s4 z� � d�� � d�fW S ty. t� �Y n0 d S rc )�pop� IndexErrorr r �Zpipesr r r� � s z3MockProcessTests.test_mockErrorInPipe.<locals>.pipeN> rs r} rr r� ) r� r� rF r� r r r� r6 rt r� r7 )r r� r r r r �test_mockErrorInPipe� s z%MockProcessTests.test_mockErrorInPipec C s^ d| j _d| j _d}td�}tj||dgddd�}|�d� | �| j jdd d d t j fg� dS ) z{ L{process.Process.signalProcess} calls C{os.kill} translating the given signal string to the PID. Fr� r� Nr� r rK r� r� r r� ) r� r< r� rF r r� rw r6 rt rs �SIGKILL�r r@ r8 r r r r r! � s �zMockProcessTests.test_killc C s@ d| j _d}td�}tj||dgddd�}| �tj|jd� dS )zz L{process.Process.signalProcess} raises L{error.ProcessExitedAlready} if the process has exited. Fr� Nr� r rK ) r� r< rF r r� r� r r� rw r r r r �test_killExited� s z MockProcessTests.test_killExitedc C sX d| j _d| j _d}td�}tj||dgddd�}ttjd�| j _ | � t j |j d� dS ) a* L{process.Process.signalProcess} raises L{error.ProcessExitedAlready} if the process has exited but that twisted hasn't seen it (for example, if the process has been waited outside of twisted): C{os.kill} then raise C{OSError} with C{errno.ESRCH} as errno. Fr� r� Nr� r z Not foundrK )r� r< r� rF r r� r r� ZESRCHr� r� r r� rw r r r r � test_killExitedButNotDetected� s z.MockProcessTests.test_killExitedButNotDetectedc C sf d| j _d| j _d}td�}tj||dgddd�}ttjd�| j _ | � t|j d�}| � |jtj� dS ) z� L{process.Process.signalProcess} doesn't mask C{OSError} exceptions if the errno is different from C{errno.ESRCH}. Fr� r� Nr� r zInvalid signalrK ) r� r< r� rF r r� r r� �EINVALr� r� rw r6 )r r@ r8 r rV r r r �test_killErrorInKill� s z%MockProcessTests.test_killErrorInKill) r& r' r( r) r �skipr r r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r r r r! r r r r r r r r� T s: r� c @ s e Zd Zdd� Zdd� ZdS )�PosixProcessTestsc sX d}t � � t�� }� _tj� ttdtd�|��gdd�j d� � �fdd�}|� |�S ) z� Bytes written to stderr by the spawned process are passed to the C{errReceived} callback on the C{ProcessProtocol} passed to C{spawnProcess}. Z42rB z"import sys; sys.stderr.write('{}')N�/tmpr� c s �� d� j�� � d S )Ns 42)r6 r� r� r� r� r r rQ * s z3PosixProcessTests.test_stderr.<locals>.processEnded) r� r r� r� r r� r� r �formatr� r� )r r| rK rQ r r� r � test_stderr s �� z PosixProcessTests.test_stderrc sn �� d�}d�t� � t�� }� _tj� ||dgd d�jd� � j� �� � j� � � ��fdd�}|� |�S )N�gzipsT there's no place like home! there's no place like home! there's no place like home! rB r r� c sR � j }|�dd� tj|d�� }��|�� �� W d � n1 sD0 Y d S )Nr )�fileobj)r� �seekr �GzipFiler6 r� )r� r� Zgf�r8 rh r r r rQ : s z4PosixProcessTests.test_process.<locals>.processEnded) r? r� r r� r� r r� r� rW rX rm r� )r r@ rK rQ r r r r� / s � z PosixProcessTests.test_processN)r& r' r( r r� r r r r r s r c @ s$ e Zd ZdZdZdd� Zdd� ZdS )�PosixProcessPTYTestszE Just like PosixProcessTests, but use ptys instead of pipes. Tc sZ d}t � � t�� }� _tj� ttdd|gt�jd� � j � d� � �fdd�}|� |�S )Ns twisted.test.process_ttyr� r� r s hello world! c s8 �� tj� jjd� ��� j�� dd� j�� f � d S )NrG s hello world! hello world! z-Error message from process_tty follows: %s )r� r r� rW rw r6 r� r� r� r� r r rQ b s � ��z:PosixProcessPTYTests.test_openingTTY.<locals>.processEnded) r� r r� r� r r� r� r� r� rW rX r� r� r r� r �test_openingTTYU s � z$PosixProcessPTYTests.test_openingTTYc C s4 t dddg}t� }| jttj|t |dddid� d S )Nr� rB � print('hello')r3 � r)r� r1 �r� r� r� r{ r r� �r �pyArgsr8 r r r � test_badArgsq s �z!PosixProcessPTYTests.test_badArgsN)r& r' r( r) r� r r r r r r r C s r c @ s e Zd ZdZdd� ZdS )�Win32SignalProtocolz� A win32-specific process protocol that handles C{processEnded} differently: processes should exit with exit code 1. c C sZ |� tj�s"| j�td|� ���S |j}|jdkrJ| j�td|j� ���S | j�d� dS )z� Callback C{self.deferred} with L{None} if C{reason} is a L{error.ProcessTerminated} failure with C{exitCode} set to 1. Otherwise, errback with a C{ValueError} describing the problem. rx r3 zWrong exit code: N) ro r ry rG rz r{ r| r rO )r rN r� r r r rQ � s z Win32SignalProtocol.processEndedN)r& r' r( r) rQ r r r r r s r c @ sX e Zd ZdZdd� Zdd� Zdd� Zdd � Zd d � Zd d � Z dd� Z dd� Z dd� Z dS )�Win32ProcessTestsz? Test process programs that are packaged with twisted. c sT t � � t�� }� _t�� ||||� � j�d� � j�� � �fdd�}|� |�S )zH Spawn a process, write to stdin, and check the output. r� c s( �� � j�� d� �� � j�� d� d S )Ns err err s out hello, world out )r6 r� r� r� r� r� r r rQ � s z9Win32ProcessTests._test_stdinReader.<locals>.processEnded) r� r r� r� r r� rW rX rm r� )r r� r� r� r� rK rQ r r� r �_test_stdinReader� s z#Win32ProcessTests._test_stdinReaderc C sr ddl }ttj��� }|dddg}ttj�}tj� tj �� t� � �|d< |� � }|� t� � �}| �||||�}|S )z= Pass L{bytes} args to L{_test_stdinReader}. r Nr� r� s twisted.test.process_stdinreaders PYTHONPATH)�win32apir r� � executableZ _asBytesPath�dictr� r� �pathsepr� r� �encoder� � GetTempPathr" )r r# r� r� r� r� rK r r r �test_stdinReader_bytesArgs� s �z,Win32ProcessTests.test_stdinReader_bytesArgsc C sV ddl }ttj�j}|dddg}t}tj�tj�}||d< |� � }| � ||||�}|S )z? Pass L{unicode} args to L{_test_stdinReader}. r Nr� r� z twisted.test.process_stdinreaderr ) r# r r� r$ r� r� r� r& r� r( r" )r r# r� r� r� Z pythonPathr� rK r r r � test_stdinReader_unicodeArgs� s z.Win32ProcessTests.test_stdinReader_unicodeArgsc C sz t dddg}t� }| jttj|t |dd� | jttj|t |dd� | jttj|t |dd� | jttj|t |ddid � d S ) Nr� rB r r3 )r� )r� r r/ r� r r r r r r � s �z Win32ProcessTests.test_badArgsc C s4 d}t �� }t||�}tj|ttdd|gtd� |S )NrD r� r� r� )r r� r r r� r� r� rE r r r rF � s z Win32ProcessTests._testSignalc C s | � d�S )z� Sending the SIGTERM signal terminates a created process, and C{processEnded} is called with a L{error.ProcessTerminated} instance with the C{exitCode} attribute set to 1. rM rH r" r r r rN � s z!Win32ProcessTests.test_signalTERMc C s | � d�S )z� Sending the SIGINT signal terminates a created process, and C{processEnded} is called with a L{error.ProcessTerminated} instance with the C{exitCode} attribute set to 1. r� rH r" r r r rJ � s z Win32ProcessTests.test_signalINTc C s | � d�S )z� Sending the SIGKILL signal terminates a created process, and C{processEnded} is called with a L{error.ProcessTerminated} instance with the C{exitCode} attribute set to 1. rK rH r" r r r rL � s z!Win32ProcessTests.test_signalKILLc s� ddl �t�� � t�� �G � �fdd�dtj�}|� }tdddg}t�|t|�����fdd �}� �|� ���fd d �}��|� t� � �g�S ) zU The win32 handles should be properly closed when the process exits. r Nc s( e Zd ZdZ� fdd�Z�fdd�ZdS )z;Win32ProcessTests.test_closeHandles.<locals>.SimpleProtocolzZ A protocol that fires deferreds when connected and disconnected. c s � � |� d S r r[ r\ r] r r r_ s zJWin32ProcessTests.test_closeHandles.<locals>.SimpleProtocol.makeConnectionc s � � d � d S r r[ rP r` r r rQ s zHWin32ProcessTests.test_closeHandles.<locals>.SimpleProtocol.processEndedNrb r rc r r �SimpleProtocol� s r+ r� rB r c s8 �� | � � ��� j� ��� j� � j�_� j�_d S r )ZassertIs�GetHandleInformation�hProcess�hThreadrf �r r r# r r rh s z8Win32ProcessTests.test_closeHandles.<locals>.cbConnectedc sP �� � j� �� � j� �� � j� ���j�j�j� ���j�j�j� d S r )r� r� r- r. r� r r, r� r/ r r rj s � �z<Win32ProcessTests.test_closeHandles.<locals>.checkTerminated) r# r r� r r+ r� r r� r� r )r r+ r8 r rh rj r )r^ ra r r r# r �test_closeHandles� s z#Win32ProcessTests.test_closeHandlesN) r& r' r( r) r" r) r* r rF rN rJ rL r0 r r r r r! � s r! c @ sF e Zd ZdZdd� Zeejje� � kd� ejje� � ��dd� �Z dS )� Win32UnicodeEnvironmentTestsz2 Tests for Unicode environment on Windows c sF dt jd< � �tjt jd� t�tg t j�}� fdd�}|�� � |�S )z� C{os.environ} (inherited by every subprocess on Windows) contains Unicode keys and Unicode values which can be ASCII-encodable. Z VALUE_ASCIIZ KEY_ASCIIc s � � | d d� d S )Ns KEY_ASCIIs VALUE_ASCII�r6 �r� r" r r �gotEnvironment? s z[Win32UnicodeEnvironmentTests.test_AsciiEncodeableUnicodeEnvironment.<locals>.gotEnvironment� r� r� rQ �operator�delitemr� r� r r� r� )r r8 r4 r r" r �&test_AsciiEncodeableUnicodeEnvironment5 s zCWin32UnicodeEnvironmentTests.test_AsciiEncodeableUnicodeEnvironmentz�sys.stdout.encoding: {} does not match sys.getfilesystemencoding(): {} . May need to set PYTHONUTF8 and PYTHONIOENCODING environment variables.c sT d}d� d}|t j|< ��tjt j|� t�tg t j�}� �fdd�}|�� � |�S )zt L{os.environ} (inherited by every subprocess on Windows) can contain a UTF-8 string value. Z!TWISTED_BUILD_SOURCEVERSIONAUTHORs! TWISTED_BUILD_SOURCEVERSIONAUTHOR� Speciał Committórc s* �� � | � ��| � d�tjj�� d S )Nr9 )rX r6 r' r� r� �encodingr3 �Z envKeyBytesr r r r4 Y s �zQWin32UnicodeEnvironmentTests.test_UTF8StringInEnvironment.<locals>.gotEnvironmentr5 )r ZenvKeyZenvValr8 r4 r r; r � test_UTF8StringInEnvironmentD s z9Win32UnicodeEnvironmentTests.test_UTF8StringInEnvironmentN) r& r' r( r) r8 r r� r� r: r� r r< r r r r r1 + s ��r1 c @ s e Zd ZdZdd� Zdd� ZdS )�DumbWin32ProcTestsz3 L{twisted.internet._dumbwin32proc} tests. c s� ddl m} ddlm} ��|d|� tt��d�j}tt j �j}t � � }t |�}d}|d||g}|�t|d|i d�� ��d � j� ��d t� �� � �fd d �} |�| �S ) z� Simple test for the pid attribute of Process on win32. Launch process with mock win32process. The only mock aspect of this module is that the pid of the process created will always be 42. r ��_dumbwin32proc)�mock_win32process� win32process�process_cmdline.pyzcmd.exe�/cN�* z<Process pid=42>c s �� � j� d S r r� )r� r� r r � pidCompleteCb� s z2DumbWin32ProcTests.test_pid.<locals>.pidCompleteCb)�twisted.internetr? Z twisted.testr@ r� r �__file__�siblingr� r� r$ r r� rF r� r r6 r� �reprr� ) r r? r@ r� r� rK � processProto�comspecr@ rE r r� r �test_pidl s zDumbWin32ProcTests.test_pidc C s8 ddl m} td�}|�d� ||j�}| �|d� dS )zP Look for the string after the shebang C{#!} in a file. r )� _findShebangs example.cgis #!/usr/bin/pythonz/usr/bin/pythonN)Z twisted.internet._dumbwin32procrM r Z setContentr� r6 )r rM Z cgiScript�programr r r �test_findShebang� s z#DumbWin32ProcTests.test_findShebangN)r& r' r( r) rL rO r r r r r= b s r= c @ s e Zd ZdZejdd� �ZdS )� Win32CreateProcessFlagsTestsz2 Check the flags passed to CreateProcess. c # s� ddl m} g � |jj�� �fdd�}| �|jd|� tj}tt�� d�}t � � }t |�}t tjd �}|d||jg}|�t|d |i d � |V | �� |jjg� d S ) a� Verify that the flags passed to win32process.CreateProcess() prevent a new console window from being created. Use the following script to test this interactively:: # Add the following lines to a script named # should_not_open_console.pyw from twisted.internet import reactor, utils def write_result(result): open("output.log", "w").write(repr(result)) reactor.stop() PING_EXE = r"c:\windows\system32\ping.exe" d = utils.getProcessOutput(PING_EXE, ["slashdot.org"]) d.addCallbacks(write_result) reactor.run() To test this, run:: pythonw.exe should_not_open_console.pyw r r> c s" � � |� �| ||||||||� S )a� See the Windows API documentation for I{CreateProcess} for further details. @param appName: The name of the module to be executed @param commandLine: The command line to be executed. @param processAttributes: Pointer to SECURITY_ATTRIBUTES structure or None. @param threadAttributes: Pointer to SECURITY_ATTRIBUTES structure or None @param bInheritHandles: boolean to determine if inheritable handles from this process are inherited in the new process @param creationFlags: flags that control priority flags and creation of process. @param newEnvironment: pointer to new environment block for new process, or None. @param currentDirectory: full path to current directory of new process. @param startupinfo: Pointer to STARTUPINFO or STARTUPINFOEX structure @return: True on success, False on failure @rtype: L{bool} r- ) ZappNameZ commandLineZprocessAttributesZthreadAttributesZbInheritHandlesZ creationFlagsZnewEnvironmentZcurrentDirectory� startupinfo�r ZrealCreateProcessr r �fakeCreateprocess� s �zBWin32CreateProcessFlagsTests.test_flags.<locals>.fakeCreateprocess� CreateProcessrB ZCOMSPECrC N)rF r? rA rT r� r� r$ r rG rH r r� rF rq r� r� r� r� r r6 ZCREATE_NO_WINDOW) r r? rS �exer� rK rJ rK r@ r rR r � test_flags� s (z'Win32CreateProcessFlagsTests.test_flagsN)r& r' r( r) r ZinlineCallbacksrV r r r r rP � s rP c @ s8 e Zd ZdZdd� Zdd� Zdd� Zdd � Zd d � Zd S ) � UtilTestsz\ Tests for process-related helper functions (currently only L{procutils.which}. c C s( t jj}| �� }||d�| _||d�| _|| jd�| _|| jd�| _|| jd�| _|| jd�| _ | j| j| j| j fD ]}t � |� qt|| jd�df|| jd�df|| jd�df|| jd�df|| j d�dffD ]"\}}t |d�� � t � ||� q�t j�d d �| _t j�| j| j| j| j f�t jd < d S ) z� Create several directories and files, some of which are executable and some of which are not. Save the current PATH setting. r� �baz�barr$ i� �executable.binr r� r9 N)r� r� r� �mktempr� rX Zfoobar�foobaz�bazfoo�bazbar�makedirsr� r �chmodr� r� �oldPathr& )r �j�baserK �name�moder r r r � s, � �zUtilTests.setUpc C sV t �t j�| jd�tj� | jdu rFz t jd= W qR t yB Y qR0 n | jt jd< dS )z� Restore the saved PATH setting, and set all created files readable again so that they can be deleted easily. r$ Nr9 ) r� r` r� r� r^ �stat�S_IWUSRra r� �KeyErrorr" r r r r s zUtilTests.tearDownc C s t jd= | �t�d�g � dS )z} Test that if C{os.environ} does not have a C{'PATH'} key, L{procutils.which} returns an empty list. r9 r$ N)r� r� r6 r r; r" r r r �test_whichWithoutPATH& s z UtilTests.test_whichWithoutPATHc C sV t jj}t�d�}|| jd�|| jd�g}tj� � rF|� || j d�� | � ||� d S )Nr$ ) r� r� r� r r; r\ r] r r� � isWindowsr. r^ r6 )r rb �paths� expectedPathsr r r � test_which. s zUtilTests.test_whichc C s� t jj}t j�dd �}t j�d�t jd< z*t�d�}W |d u rHt jd= qr|t jd< n |d u rft jd= n |t jd< 0 || jd�|| j d�|| j d�g}t j � � r�|� || jd�� | �||� d S )N�PATHEXT)z.binz.exez.shr$ rZ )r� r� r� r� r� r& r r; r\ r] r r� rj r. r^ r6 )r rb �oldrk rl r r r �test_whichPathExt6 s$ � � zUtilTests.test_whichPathExtN) r& r' r( r) r r ri rm rp r r r r rW � s "rW c @ s4 e Zd ZdZdZdd� Zdd� Zdd� Zdd � Zd S ) �ClosingPipesProcessProtocolrS c C s t �� | _|| _d S r )r r� rG �outOrErr)r rr r r r rL O s z$ClosingPipesProcessProtocol.__init__c C s | j �|� d S r )rG rO rP r r r rQ S s z(ClosingPipesProcessProtocol.processEndedc C s | j |7 _ d S r )�outputr r r r r V s z'ClosingPipesProcessProtocol.outReceivedc C s | j |7 _ d S r ��errputr r r r r! Y s z'ClosingPipesProcessProtocol.errReceivedN) r& r' r( rs ru rL rQ r r! r r r r rq K s rq c @ s, e Zd Zdd� Zdd� Zdd� Zdd� Zd S ) �ClosingPipesTestsc C s� t d�}| �|jtj� |j�| j|� tj|t t ddt d|f �gdd� |dkr`|j � � n|dkrt|j � � nt�|j �d � |j �� |jS ) a Create a child process and close one of its output descriptors using L{IProcessTransport.closeStdout} or L{IProcessTransport.closeStderr}. Return a L{Deferred} which fires after verifying that the descriptor was really closed. Tr� rB zpinput() import sys, os, time for i in range(1000): os.write(%d, b"foo\n") time.sleep(0.01) sys.exit(42) Nr� r3 r; s go )rq Z assertFailurerG r ry r� � _endProcessr r� r� r rW Z closeStdoutZ closeStderrr_ rX rm )r r� r8 r r r �doitb s2 ���� zClosingPipesTests.doitc C s( | � |jdd| � | �|jd� |jS )zo Check that a failed write prevented the process from getting to its custom exit code. rD zprocess reason was %rrS )ZassertNotEqualr r6 rs ru )r rN r8 r r r rw � s z ClosingPipesTests._endProcessc s$ � � d�}� fdd�}|�|� |S )zQ ProcessProtocol.transport.closeStdout actually closes the pipe. r3 c sN t j�� r$� �d| � � �d| � n � �d| � t j�� dkrJ� �d| � d S )Ns OSErrors 22s BrokenPipeErrorr� s Broken pipe)r r� rj rX r� rt r" r r r� � s z-ClosingPipesTests.test_stdout.<locals>._check�rx r� �r rK r� r r" r � test_stdout� s z ClosingPipesTests.test_stdoutc s$ � � d�}� fdd�}|�|� |S )zQ ProcessProtocol.transport.closeStderr actually closes the pipe. r; c s � � | d� d S r� r2 rt r" r r r� � s z-ClosingPipesTests.test_stderr.<locals>._checkry rz r r" r r � s z ClosingPipesTests.test_stderrN)r& r' r( rx rw r{ r r r r r rv ] s / rv )Yr) r� r� r r6 r� rs rf r� r r r� � ImportErrorrF r Z_processZtwisted.internet.processr r r �objectr� r Zzope.interface.verifyr r r r r r Ztwisted.pythonr r Ztwisted.python.compatr Ztwisted.python.filepathr Ztwisted.python.logr Z twisted.trialr$ r� r� r� r% r� r� r& r� r+ r ZTestCaser* rF rR ra rr r� r� r� r� ZIReactorProcessr� r� r r� r� r r r% r- r� r8 rl rq r� r� r� r� r r r r! r1 r= rP rW rq rv r r r r �<module> s Y +$H D � Z+ � �/L �$ g x : �3 �7 � �2 �- �W[ �
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