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N�r& c C s. t t� �}t�|�}| �t� | �||� dS )z< L{defer.logError} returns the given error. N)r" � RuntimeErrorr �logError�flushLoggedErrors�assertIs)rO �error�resultr. r. r/ �test_logErrorReturnsError� s z#UtilTests.test_logErrorReturnsErrorc C s0 t t� �}t�|� | �t�}| �||g� dS )z9 L{defer.logError} logs the given error. N)r" rU r rV rW rJ )rO rY �errorsr. r. r/ �test_logErrorLogsError� s z UtilTests.test_logErrorLogsErrorc s` g � t ttf dd�� fdd� }t�|� tt� �}t�|� | � t� | � � d � d�� dS )zR The text logged by L{defer.logError} has no repr of the failure. N)� eventDictr& c s$ t �| �}|d usJ �� �|� d S r* )r! �textFromEventDictrI )r^ �text��outputr. r/ �emit� s z4UtilTests.test_logErrorLogsErrorNoRepr.<locals>.emitr �Unhandled Error Traceback ) r �strr r! � addObserverr" rU r rV rW rL � startswith)rO rc rY r. ra r/ � test_logErrorLogsErrorNoRepr� s z&UtilTests.test_logErrorLogsErrorNoRepr)r6 r7 r8 rR r[ r] rh r. r. r. r/ rS | s rS c @ s2 e Zd Zdd�dd�Zeeed�dd�Zeedd�dd �Zeedd�d d �Z dd�d d �Z dd�dd�Z dd�dd�Z dd�dd�Z dd�dd�Zdd�dd�Zdd�dd�Zdd�dd�Zdd�d d �Zdd�d d �Zdd�d d!�Zdd�d"d#�Zdd�d$d%�Zdd�d&d'�Zdd�d(d)�Zdd�d*d+�Zdd�d,d-�Zdd�d.d/�Zdd�d0d1�Z dd�d2d3�Z dd�d4d5�Z dd�d6d7�Z dd�d8d9�Z dd�d:d;�Z!dd�d<d=�Z"dd�d>d?�Z#dd�d@dA�Z$dd�dBdC�Z%dd�dDdE�Z&dd�dFdG�Z'dd�dHdI�Z(dd�dJdK�Z)dd�dLdM�Z*dd�dNdO�Z+dd�dPdQ�Z,dd�dRdS�Z-dd�dTdU�Z.dd�dVdW�Z/dd�dXdY�Z0dd�dZd[�Z1dd�d\d]�Z2dd�d^d_�Z3dd�d`da�Z4dd�dbdc�Z5dd�ddde�Z6dd�dfdg�Z7dd�dhdi�Z8dd�djdk�Z9dd�dldm�Z:dd�dndo�Z;dd�dpdq�Z<dd�drds�Z=dd�dtdu�Z>dd�dvdw�Z?dd�dxdy�Z@dd�dzd{�ZAdd�d|d}�ZBdd�d~d�ZCdd�d�d��ZDdd�d�d��ZEdd�d�d��ZFdd�d�d��ZGdd�d�d��ZHdd�d�d��ZIdd�d�d��ZJdd�d�d��ZKdd�d�d��ZLdd�d�d��ZMdd�d�d��ZNdd�d�d��ZOdd�d�d��ZPdS )�� DeferredTestsNrT c C s( d | _ d | _d | _| �tjt�� � d S r* )�callbackResults�callback2Results�errbackResults� addCleanupr � setDebugging� getDebugging�rO r. r. r/ �setUp� s ���zDeferredTests.setUpr' c O s ||f| _ |d S �Nr �rj �rO r( r) r. r. r/ � _callback� s zDeferredTests._callbackc O s ||f| _ d S r* �rk rt r. r. r/ � _callback2� s zDeferredTests._callback2c O s ||f| _ d S r* �rl rt r. r. r/ �_errback� s zDeferredTests._errbackc C s> t � }|�| j� |�d� | �| j� | �| jdi f� d S �N�hello�r{ �r � addCallbackru r@ � assertIsNonerl rJ rj �rO r= r. r. r/ �testCallbackWithoutArgs� s z%DeferredTests.testCallbackWithoutArgsc C s@ t � }|�| jd� |�d� | �| j� | �| jdi f� d S )N�worldr{ )r{ r� r} r� r. r. r/ �testCallbackWithArgs� s z"DeferredTests.testCallbackWithArgsc C sF t � }|j| jdd� |�d� | �| j� | �| jdddif� d S )Nr� )r� r{ r| r} r� r. r. r/ �testCallbackWithKwArgs� s z$DeferredTests.testCallbackWithKwArgsc C s\ t � }|�| j� |�| j� |�d� | �| j� | �| jdi f� | �| j di f� d S rz ) r r~ ru rw r@ r rl rJ rj rk r� r. r. r/ �testTwoCallbacks� s z DeferredTests.testTwoCallbacksc C s� t d�}t� }|�| jttdtf d�� |�|� |�| j � | � | j � | j dusZJ �| � t| j d �d� | � | j d d j|� | � | j d i � dS )zQ If given None for an errback, addCallbacks uses a pass-through. �oopsie.Nr r9 )r5 r � addCallbacksru r r r3 �errbackrH ry r rj rl rJ rK rN �rO rY r= r. r. r/ � test_addCallbacksNoneErrback� s z*DeferredTests.test_addCallbacksNoneErrbackc C sb t � }|�| j| jttt d�ttttf d�di � |� d� | � | j � | � | j di f� dS )zR If given None as a callback args and kwargs, () and {} are used. Nr. r{ r| )r r� ru ry r r r3 r re r@ r rl rJ rj r� r. r. r/ �!test_addCallbacksNoneCallbackArgs� s � z/DeferredTests.test_addCallbacksNoneCallbackArgsc C s� t d�}t� }|�| j| jdi ttt d�ttt tf d�� |� |� |� | j� | � | j � | jdusnJ �| �t| jd �d� | �| jd d j|� | �| jd i � dS )zQ If given None as a errback args and kwargs, () and {} are used. r� r. Nr r9 )r5 r r� ru ry r r r3 r re r� rH r rj rl rJ rK rN r� r. r. r/ � test_addCallbacksNoneErrbackArgs s" � z.DeferredTests.test_addCallbacksNoneErrbackArgsc C s� t tttttf f }t� }t� }t� }t|||g�}g }|f||d d�dd�}td d�dd�}|�||� |� d� |� |� |� t d�� |� d � | � |d |d d ttt|d d �j�f|d gtjdftjdftjd fg� d S ) N�� resultListrZ r& c S s |� | � d S r* )�extend�r� rZ r. r. r/ �cb s z*DeferredTests.testDeferredList.<locals>.cb��errr& c S s d S r* r. �r� r. r. r/ �catch" s z-DeferredTests.testDeferredList.<locals>.catch�1�2�3r r9 � )r r �boolr re r" r r r� r@ rH r� r5 rJ r rN r �SUCCESS�FAILURE) rO Z ResultList�defr1�defr2�defr3�dlrZ r� r� r. r. r/ �testDeferredList s( "��z DeferredTests.testDeferredListc C sp g }|ft tt d d�dd�}tg �}|�|� | �|g g� g |d d �< tg dd�}|�|� | �|g � d S )Nr� c S s |� | � d S r* �rI r� r. r. r/ r� = s z/DeferredTests.testEmptyDeferredList.<locals>.cbT�ZfireOnOneCallback)r r r r� rJ )rO rZ r� Zdl1Zdl2r. r. r/ �testEmptyDeferredList: s �� � z#DeferredTests.testEmptyDeferredListc C s� t � }t � }t � }t|||gdd�}g }|�|j� td d�dd�}|�|� |�d� | �|g � |�td�� | �t |�d� |d }| � t |j t j�d |j f � |j}| �|jj t� | �|jjjd � | �|jd� d S ) NT�ZfireOnOneErrbackr� c S s d S r* r. r� r. r. r/ r� X s z;DeferredTests.testDeferredListFireOnOneError.<locals>.catchr� � from def2r9 r zHissubclass(aFailure.type, defer.FirstError) failed: failure's type is %r)r� )r r rH rI r" r@ rJ r� r5 rK rL � issubclass�typer � FirstErrorrN � subFailurer( �index) rO r� r� r� r� rZ r� ZaFailure� firstErrorr. r. r/ � testDeferredListFireOnOneErrorN s. ��z,DeferredTests.testDeferredListFireOnOneErrorc C s� t � }t|g�}g }|�|j� g }|�|j� |�td�� | �d|d jj d � | �dt |�� |d d }|d us~J �| �d|d jj d � d S )N�Bangr r9 ) r r rH rI r~ r� r5 rJ rN r( rK �rO �d1r� Z errorTrapZ resultLists� firstResultr. r. r/ �!testDeferredListDontConsumeErrorsw s z/DeferredTests.testDeferredListDontConsumeErrorsc C s� t � }t|gdd�}g }|�|j� g }|�|j� |�td�� | �g |� | �dt|�� |d d }|d usvJ �| �d|d j j d � d S )NT�Z consumeErrorsr� r9 r ) r r rH rI r~ r� r5 rJ rK rN r( r� r. r. r/ � testDeferredListConsumeErrors� s z+DeferredTests.testDeferredListConsumeErrorsc C s\ t � }t � }|�td�� t||gdd�}g }|�|j� | �dt|�� |�dd� � d S )Nr� Tr� r9 c S s d S r* r. ��er. r. r/ �<lambda>� � zWDeferredTests.testDeferredListFireOnOneErrorWithAlreadyFiredDeferreds.<locals>.<lambda>)r r� r5 r rH rI rJ rK �rO r� �d2r� rZ r. r. r/ �7testDeferredListFireOnOneErrorWithAlreadyFiredDeferreds� s zEDeferredTests.testDeferredListFireOnOneErrorWithAlreadyFiredDeferredsc C sb t � }t � }|�td�� |�d� t||g�}g }|�|j� | �dt|�� |� dd� � d S )Nr� r� r9 c S s d S r* r. r� r. r. r/ r� � r� zIDeferredTests.testDeferredListWithAlreadyFiredDeferreds.<locals>.<lambda>) r r� r5 r@ r r~ rI rJ rK rH r� r. r. r/ �)testDeferredListWithAlreadyFiredDeferreds� s z7DeferredTests.testDeferredListWithAlreadyFiredDeferredsc C s@ t � }t � }t||g�}|�� | �|tj� | �|tj� dS )zk When cancelling an unfired L{DeferredList}, cancel every L{Deferred} in the list. N�r r �cancel�failureResultOfr r �rO � deferredOne� deferredTwo� deferredListr. r. r/ �test_cancelDeferredList� s z%DeferredTests.test_cancelDeferredListc C s� t t�}t � }t||g�}|�� | �|tj� | �|�}| �|d d � | � |d d d� | � |d d � | �|d d � tj�� dS )z� When cancelling an unfired L{DeferredList} without the C{fireOnOneCallback} and C{fireOnOneErrback} flags set, the L{DeferredList} will be callback with a C{list} of (success, result) C{tuple}s. r r9 r> N) r rB r r� r� r r �successResultOfrL rJ � assertFalserM �rO r� r� r� rZ r. r. r/ � test_cancelDeferredListCallback� s z-DeferredTests.test_cancelDeferredListCallbackc C sD t � }t � }t||gdd�}|�� | �|tj� | �|tj� dS )z� When cancelling an unfired L{DeferredList} with the flag C{fireOnOneCallback} set, cancel every L{Deferred} in the list. Tr� Nr� r� r. r. r/ �,test_cancelDeferredListWithFireOnOneCallback� s z:DeferredTests.test_cancelDeferredListWithFireOnOneCallbackc C sN t t�}t � }t||gdd�}|�� | �|tj� | �|�}| �|d� dS )a When cancelling an unfired L{DeferredList} with the flag C{fireOnOneCallback} set, if one of the L{Deferred} callbacks in its canceller, the L{DeferredList} will callback with the result and the index of the L{Deferred} in a C{tuple}. Tr� )r> r N) r rB r r� r� r r r� rJ r� r. r. r/ �?test_cancelDeferredListWithFireOnOneCallbackAndDeferredCallback� s zMDeferredTests.test_cancelDeferredListWithFireOnOneCallbackAndDeferredCallbackc C sl t � }t � }t||gdd�}|�� | �|tj� | �|tj� | �|tj�}|j}| �|j � tj�� dS )z� When cancelling an unfired L{DeferredList} with the flag C{fireOnOneErrback} set, cancel every L{Deferred} in the list. Tr� N) r r r� r� r r r� rN rL r� rM )rO r� r� r� ZdeferredListFailurer� r. r. r/ �+test_cancelDeferredListWithFireOnOneErrback� s z9DeferredTests.test_cancelDeferredListWithFireOnOneErrbackc C s� t t�}t t�}t||gdd�}|�� | �|�}| �|d d � | �|d d d� | �|d d � | �|d d d� dS )z� When cancelling an unfired L{DeferredList} with the flag C{fireOnOneErrback} set, if all the L{Deferred} callbacks in its canceller, the L{DeferredList} will callback with a C{list} of (success, result) C{tuple}s. Tr� r r9 r> N)r rB r r� r� rL rJ r� r. r. r/ �?test_cancelDeferredListWithFireOnOneErrbackAllDeferredsCallback s zMDeferredTests.test_cancelDeferredListWithFireOnOneErrbackAllDeferredsCallbackc C s^ t � }t � }||g}t|�}t � }|�|� |�� | �|tj� | �|tj� | �|� dS )zg Cancelling a L{DeferredList} will cancel the original L{Deferred}s passed in. N)r r rI r� r� r r �assertNoResult)rO r� r� Z argumentListr� Z deferredThreer. r. r/ �,test_cancelDeferredListWithOriginalDeferreds s z:DeferredTests.test_cancelDeferredListWithOriginalDeferredsc C sb t t dd�dd�}t |�}t � }t||g�}|�� | �|tj� | �t�}| � t |�d� dS )z� Cancelling a L{DeferredList} will cancel every L{Deferred} in the list even exceptions raised from the C{cancel} method of the L{Deferred}s. Nr< c S s t d��dS )z� A L{Deferred} canceller that raises an exception. @param deferred: The cancelled L{Deferred}. �testN)rU rA r. r. r/ �cancellerRaisesException( s zTDeferredTests.test_cancelDeferredListWithException.<locals>.cancellerRaisesExceptionr9 ) r r3 r r� r� r r rW rU rJ rK )rO r� r� r� r� r\ r. r. r/ �$test_cancelDeferredListWithException! s z2DeferredTests.test_cancelDeferredListWithExceptionc C s< t � }t � }t||gdd�}|�d� |�� | �|� dS )z� When a L{DeferredList} has fired because one L{Deferred} in the list fired with a non-failure result, the cancellation will do nothing instead of cancelling the rest of the L{Deferred}s. Tr� N)r r r@ r� r� r� r. r. r/ �)test_cancelFiredOnOneCallbackDeferredList8 s z7DeferredTests.test_cancelFiredOnOneCallbackDeferredListc C sZ t � }t � }t||gdd�}|�td�� |�� | �|� | �|t� | �|tj� dS )z� When a L{DeferredList} has fired because one L{Deferred} in the list fired with a failure result, the cancellation will do nothing instead of cancelling the rest of the L{Deferred}s. Tr� r� N) r r r� r5 r� r� r� r r� r� r. r. r/ �(test_cancelFiredOnOneErrbackDeferredListE s z6DeferredTests.test_cancelFiredOnOneErrbackDeferredListc C s, g }t �d�}|�|j� | �|dg� d S )N�success)r �succeedr~ rI rJ �rO �l�dr. r. r/ �testImmediateSuccessT s z"DeferredTests.testImmediateSuccessc C s8 g }t �td��}|�|j� | �t|d j�d� d S �N�failr )r r� r5 rH rI rJ re rN r� r. r. r/ �testImmediateFailureZ s z"DeferredTests.testImmediateFailurec C sT g }t �td��}|�� |�|j� | �|g � |�� | �t|d j �d� d S r� ) r r� r5 �pauserH rI rJ �unpausere rN r� r. r. r/ �testPausedFailure` s z DeferredTests.testPausedFailurec C st g }t � �dd� ��|j�}|�d� | �|d jt� g }t � �dd� ��|j�}|�d� | �|d jt� d S )Nc S s dd S �Nr9 r r. ��_r. r. r/ r� k r� z2DeferredTests.testCallbackErrors.<locals>.<lambda>r9 r c S s t t� �S r* )r" �ZeroDivisionErrorr� r. r. r/ r� q r� )r r~ rH rI r@ �assertIsInstancerN r� r� r. r. r/ �testCallbackErrorsi s ��� z DeferredTests.testCallbackErrorsc C s& t � }|�� |�| j� |�� d S r* )r r� r~ ru r� �rO r� r. r. r/ �testUnpauseBeforeCallbackw s z'DeferredTests.testUnpauseBeforeCallbackc C s� t � }t � }|�� |�|fdd�� |�| j� |�d� | jd u sNJ d��|�d� | jd u sjJ d��|�� | jd us�J �| jd d dks�J d�| j���d S ) Nc S s t t|�S r* )r �int)�rr� r. r. r/ r� � r� z2DeferredTests.testReturnDeferred.<locals>.<lambda>r9 z Should not have been called yet.r� z&Still should not have been called yet.r z/Result should have been from second deferred:{})r r� r~ ru r@ rj r� �format�rO r� r� r. r. r/ �testReturnDeferred} s" ���z DeferredTests.testReturnDeferredc sv t � }t� � � �|� � �� t� }|�� fdd�� |�d� g }|�|j� | �|g � � �� | �||g� dS )z� When a paused Deferred with a result is returned from a callback on another Deferred, the other Deferred is chained to the first and waits for it to be unpaused. c s � S r* r. ��ignored�Zpausedr. r/ r� � r� zDDeferredTests.test_chainedPausedDeferredWithResult.<locals>.<lambda>N)r3 r r@ r� r~ rI rJ r� )rO �expectedZchainedrZ r. r� r/ �$test_chainedPausedDeferredWithResult� s z2DeferredTests.test_chainedPausedDeferredWithResultc s\ t � }t � � |�� fdd�� |�d� |�� � �d� g }� �|j� | �|dg� dS )z� A paused Deferred encountered while pushing a result forward through a chain does not prevent earlier Deferreds from continuing to execute their callbacks. c s � S r* r. r� ��secondr. r/ r� � r� z:DeferredTests.test_pausedDeferredChained.<locals>.<lambda>N)r r~ r@ r� rI rJ )rO �firstrZ r. r� r/ �test_pausedDeferredChained� s z(DeferredTests.test_pausedDeferredChainedc C s� g }t �t �d�t �d�g��|j� | �|ddgg� g }t �d�t �t� �g}t �|��|j� | �t |�d� | � |d t � |d �dd� � d S )Nr9 r� r c S s dS �Nr9 r. r� r. r. r/ r� � r� z2DeferredTests.test_gatherResults.<locals>.<lambda>) r � gatherResultsr� r~ rI rJ r� � ValueErrorrH rK r� r" )rO �resultsr\ r� r. r. r/ �test_gatherResults� s �z DeferredTests.test_gatherResultsc C s� t �d�}t �td��}t j||gdd�}g }|�|j� g }|�|j� | �t|�t|�fd� | � |d j t j � |d j j }| � |j t� dS )z� If a L{Deferred} in the list passed to L{gatherResults} fires with a failure and C{consumerErrors} is C{True}, the failure is converted to a L{None} result on that L{Deferred}. r9 zoh noesTr� �r r9 r N) r r� r� rU r� rH rI rJ rK r� rN r� r� )rO ZdgoodZdbadr� ZunconsumedErrorsZgatheredErrorsr� r. r. r/ �#test_gatherResultsWithConsumeErrors� s z1DeferredTests.test_gatherResultsWithConsumeErrorsc C sj t � }t � }t�||g�}|�� | �|tj� | �|tj� | �|tj�}|j}| �|j � tj�� dS )z~ When cancelling the L{defer.gatherResults} call, all the L{Deferred}s in the list will be cancelled. N) r r r� r� r� r r� rN rL r� rM )rO r� r� rZ ZgatherResultsFailurer� r. r. r/ �test_cancelGatherResults� s z&DeferredTests.test_cancelGatherResultsc C sT t t�}t t�}t�||g�}|�� | �|�}| �|d d� | �|d d� dS )z� When cancelling the L{defer.gatherResults} call, if all the L{Deferred}s callback in their canceller, the L{Deferred} returned by L{defer.gatherResults} will be callbacked with the C{list} of the results. r r> r9 N)r rB r r� r� r� rJ )rO r� r� rZ ZcallbackResultr. r. r/ �0test_cancelGatherResultsWithAllDeferredsCallback� s z>DeferredTests.test_cancelGatherResultsWithAllDeferredsCallbackc s` t � � g }g }t�� fdd��}|�|j|j� | �|g � | �t|�d� | �|d � � dS )z� L{defer.maybeDeferred} should retrieve the result of a synchronous function and pass it to its resulting L{Deferred}. c s � S r* r. r. �rZ r. r/ r� � r� z6DeferredTests.test_maybeDeferredSync.<locals>.<lambda>r9 r N)r3 r � maybeDeferredr� rI rJ rK �assertIdentical�rO r� r\ r� r. r� r/ �test_maybeDeferredSync� s z$DeferredTests.test_maybeDeferredSyncc C sR t t d�dd�}g }g }t�|d�}|�|j|j� | �|g � | �|dg� dS )zV L{defer.maybeDeferred} should pass arguments to the called function. ��xr& c S s | d S �N� r. �r r. r. r/ �plusFive s z>DeferredTests.test_maybeDeferredSyncWithArgs.<locals>.plusFive� � N)r� r r r� rI rJ )rO r r� r\ r� r. r. r/ � test_maybeDeferredSyncWithArgs s z,DeferredTests.test_maybeDeferredSyncWithArgsc C s� z dd W n, t y8 } zt|�}W Y d}~n d}~0 0 ttd�dd�}g }g }t�|d�}|�|j|j� | �|g � | �t|�d� | �t|d j �|� dS ) z� L{defer.maybeDeferred} should catch an exception raised by a synchronous function and errback its resulting L{Deferred} with it. �10r Nr c S s | d S r r. r r. r. r/ r s z?DeferredTests.test_maybeDeferredSyncException.<locals>.plusFiver9 r ) � TypeErrorre r� r r r� rI rJ rK rN )rO r� r� r r� r\ r� r. r. r/ � test_maybeDeferredSyncException s z-DeferredTests.test_maybeDeferredSyncExceptionc s� z dd W n t y$ t� � Y n0 g }g }t�� fdd��}|�|j|j� | �|g � | �t|�d� | �|d � � dS )zw L{defer.maybeDeferred} should handle a L{Failure} returned by a function and errback with it. r r c s � S r* r. r. �r� r. r/ r� 3 r� z=DeferredTests.test_maybeDeferredSyncFailure.<locals>.<lambda>r9 r N) r r" r r r� rI rJ rK r r r. r r/ � test_maybeDeferredSyncFailure' s z+DeferredTests.test_maybeDeferredSyncFailurec sD t � � t�� fdd��}� �d� g }|�|j� | �|dg� dS )z} L{defer.maybeDeferred} should let L{Deferred} instance pass by so that original result is the same. c s � S r* r. r. �r� r. r/ r� ? r� z7DeferredTests.test_maybeDeferredAsync.<locals>.<lambda>ZSuccessN)r r r r@ r~ rI rJ )rO r� rZ r. r r/ �test_maybeDeferredAsync9 s z%DeferredTests.test_maybeDeferredAsyncc s8 t � � t�� fdd��}� �tt� �� | �|t� dS )z� L{defer.maybeDeferred} should let L{Deferred} instance pass by so that L{Failure} returned by the original instance is the same. c s � S r* r. r. r r. r/ r� M r� z<DeferredTests.test_maybeDeferredAsyncError.<locals>.<lambda>N)r r r r� r" rU rQ )rO r� r. r r/ � test_maybeDeferredAsyncErrorE s �z*DeferredTests.test_maybeDeferredAsyncErrorc s� g �g � t � �tt t d�� ��fdd� }t�d�}|�|� ��d� |��j� ��� j� |�� j� | �g � � | ��g d�� dS )a When a L{Deferred} encounters a result which is another L{Deferred} which is waiting on a third L{Deferred}, the middle L{Deferred}'s callbacks are executed after the third L{Deferred} fires and before the first receives a result. �rZ r& c sf �� d| f� t�d�}ttt d���fdd� }ttd��fdd� }|�|��|� |�� j � |S )N� start-of-cb�innerr c s �� d� � S �N�� firstCallbackr r� r� �r r� r. r/ r a s zMDeferredTests.test_innerCallbacksPreserved.<locals>.cb.<locals>.firstCallbackc s � � d| f� | d S �N�secondCallbackr� r� r� �r� r. r/ r e s zNDeferredTests.test_innerCallbacksPreserved.<locals>.cb.<locals>.secondCallback�rI r r� re r r~ rH �rZ r� r r �rP r r� r. r/ r� ] s z6DeferredTests.test_innerCallbacksPreserved.<locals>.cb�outer�orange��r r" r )r r# Z orangeorangeN) r re r r� r~ r@ rI rH rJ �rO r� r" r. r! r/ � test_innerCallbacksPreservedR s �z*DeferredTests.test_innerCallbacksPreservedc s� g �g �t � � tt tt d�� ��fdd� }t�d�}|�|� |��j� | �ddg�� � � d� | �g �� | ��ddddgfg� d S ) a The continue callback of a L{Deferred} waiting for another L{Deferred} is not necessarily the first one. This is somewhat a whitebox test checking that we search for that callback among the whole list of callbacks. r c st �� d| f� t� }tttt d�� �fdd� }td d��fdd� }|�|� |�|� |��j � |�d � |S )Nr� r c s �� d| f� t�� g�S �Nr �rI r r� r� ��ar� r. r/ r � s zNDeferredTests.test_continueCallbackNotFirst.<locals>.cb.<locals>.firstCallbackc s � � d| f� d S �Nr r� r� r r. r/ r � s zODeferredTests.test_continueCallbackNotFirst.<locals>.cb.<locals>.secondCallback�rI r re r r~ rH r@ r �r+ rP r� r. r/ r� � s z7DeferredTests.test_continueCallbackNotFirst.<locals>.cbr" �r� r" �r N�withersr N) r re r r r� r~ rH rI rJ r@ r& r. r. r/ � test_continueCallbackNotFirst~ s �z+DeferredTests.test_continueCallbackNotFirstc s� g �g �t � � tt tt d�� ��fdd� }t � }|�|� |��fdd�� |��j� |�d� | �ddg�� � �d � | �g �� | ��ddd d gfd g� d S ) z� A callback added to a L{Deferred} after a previous callback attached another L{Deferred} as a result is run after the callbacks of the other L{Deferred} are run. r c st �� d| f� t� }tttt d�� �fdd� }td d��fdd� }|�|� |�|� |��j � |�d � |S )Nr� r c s �� d| f� t�� g�S r( r) r� r* r. r/ r � s zLDeferredTests.test_callbackOrderPreserved.<locals>.cb.<locals>.firstCallbackc s � � d| f� d S r, r� r� r r. r/ r � s zMDeferredTests.test_callbackOrderPreserved.<locals>.cb.<locals>.secondCallbackr- r r. r. r/ r� � s z5DeferredTests.test_callbackOrderPreserved.<locals>.cbc s � � d�S )N��finalNr� r r r. r/ r� � r� z;DeferredTests.test_callbackOrderPreserved.<locals>.<lambda>r" r/ r0 r1 r r3 N)r re r r~ rH rI r@ rJ r& r. r. r/ �test_callbackOrderPreserved� s( ��z)DeferredTests.test_callbackOrderPreservedc s| t � �g �ddd��fdd� � ddd��fdd� }ddd�� ��fdd� }��|� ��|� ��d� | ��g d �� dS ) z� A callback added to a L{Deferred} by a callback on that L{Deferred} should be added to the end of the callback chain. Nr c s � � d� d S �N� r� r� ��calledr. r/ � callback3� s z;DeferredTests.test_reentrantRunCallbacks.<locals>.callback3c s � � d� d S �Nr� r� r� r8 r. r/ � callback2� s z;DeferredTests.test_reentrantRunCallbacks.<locals>.callback2c s �� d� ��� � d S r� )rI r~ r� �r: r9 r= r. r/ � callback1� s z;DeferredTests.test_reentrantRunCallbacks.<locals>.callback1)r9 r� r7 �r r~ r@ rJ )rO r< r> r. r= r/ �test_reentrantRunCallbacks� s z(DeferredTests.test_reentrantRunCallbacksc s` t � �g �ddd��fdd� � ddd�� ���fdd� }��|� ��d� ���ddg� dS ) z� A callback added to a L{Deferred} by a callback on that L{Deferred} should not be executed until the running callback returns. Nr c s � � d� d S r; r� r� r8 r. r/ r< � s z;DeferredTests.test_nonReentrantCallbacks.<locals>.callback2c s& �� d� ��� � ���dg� d S r� )rI r~ rJ r� �r< r9 r= rO r. r/ r> � s z;DeferredTests.test_nonReentrantCallbacks.<locals>.callback1r9 r� r? )rO r> r. rA r/ �test_nonReentrantCallbacks� s z(DeferredTests.test_nonReentrantCallbacksc sh d�t � �tdd��fdd� � tdd�� �fdd� }��|� ��d� | ��t�}| �|j�f� dS )z� After an exception is raised by a callback which was added to a L{Deferred} by a callback on that L{Deferred}, the L{Deferred} should call the first errback with a L{Failure} wrapping that exception. zcallback raised exceptionNr c s t � ��d S r* )� Exceptionr� )�exceptionMessager. r/ r< s zFDeferredTests.test_reentrantRunCallbacksWithFailure.<locals>.callback2c s �� � � d S r* )r~ r� )r< r= r. r/ r> s zFDeferredTests.test_reentrantRunCallbacksWithFailure.<locals>.callback1)r r3 r~ r@ rQ rC rJ r( )rO r> rF r. )r< r= rD r/ �%test_reentrantRunCallbacksWithFailure� s z3DeferredTests.test_reentrantRunCallbacksWithFailurec sp t � }t�|�� t� }|�� fdd�� |�d� g }� �|j� | �|d � |�|j� | �|d |� dS )a If a first L{Deferred} with a result is returned from a callback on a second L{Deferred}, the result of the second L{Deferred} becomes the result of the first L{Deferred} and the result of the first L{Deferred} becomes L{None}. c s � S r* r. ��ign�r� r. r/ r� r� z=DeferredTests.test_synchronousImplicitChain.<locals>.<lambda>Nr r9 ) r3 r r� r r~ r@ rI r rX )rO rZ r� r� r. rH r/ � test_synchronousImplicitChain s z+DeferredTests.test_synchronousImplicitChainc s� t � � t � }|�� fdd�� |�d� g }� �|j� g }|�|j� | �|g � | �|g � t� }� �|� | �|dg� | �||g� dS )a9 If a first L{Deferred} without a result is returned from a callback on a second L{Deferred}, the result of the second L{Deferred} becomes the result of the first L{Deferred} as soon as the first L{Deferred} has one and the result of the first L{Deferred} becomes L{None}. c s � S r* r. rF rH r. r/ r� - r� z>DeferredTests.test_asynchronousImplicitChain.<locals>.<lambda>N)r r~ r@ rI rJ r3 )rO r� r� � secondResultrZ r. rH r/ � test_asynchronousImplicitChain$ s z,DeferredTests.test_asynchronousImplicitChainc C st t �td��}|fdtd td d�dd�}t� }|�|� |�d� g }|�|j� | �|d � | �|t� dS )a If a first L{Deferred} with a L{Failure} result is returned from a callback on a second L{Deferred}, the first L{Deferred}'s result is converted to L{None} and no unhandled error is logged when it is garbage collected. �First Deferred's FailureN)r� r� r& c S s |S r* r. )r� r� r. r. r/ r� G s z<DeferredTests.test_synchronousImplicitErrorChain.<locals>.cbr ) r r� rU r r~ r@ rI r rQ )rO r� r� r� r� r. r. r/ �"test_synchronousImplicitErrorChain> s z0DeferredTests.test_synchronousImplicitErrorChainc s� t � � t � }|�� fdd�� |�d� g }|�|j� g }� �|j� g }|�|j� | �|g � | �|g � � �td�� | �|d � t�� | �|dg� | �t |�d� dS )aP Let C{a} and C{b} be two L{Deferred}s. If C{a} has no result and is returned from a callback on C{b} then when C{a} fails, C{b}'s result becomes the L{Failure} that was C{a}'s result, the result of C{a} becomes L{None} so that no unhandled error is logged when it is garbage collected. c s � S r* r. rF rH r. r/ r� ] r� zCDeferredTests.test_asynchronousImplicitErrorChain.<locals>.<lambda>NrL r r9 ) r r~ r@ rH rI rJ r� rU rL rM rK )rO r� Z secondErrorr� rJ r. rH r/ �#test_asynchronousImplicitErrorChainR s z1DeferredTests.test_asynchronousImplicitErrorChainc s� t � � t � ���� fdd�� t � }|��fdd�� g }|�|j� t� }��d� |�d� | �|g � � �|� | �||g� dS )z� L{Deferred} chaining is transitive. In other words, let A, B, and C be Deferreds. If C is returned from a callback on B and B is returned from a callback on A then when C fires, A fires. c s � S r* r. rF rH r. r/ r� y r� zGDeferredTests.test_doubleAsynchronousImplicitChaining.<locals>.<lambda>c s � S r* r. rF r� r. r/ r� { r� N)r r~ rI r3 r@ rJ )rO �thirdZ thirdResultrZ r. )r� r� r/ �'test_doubleAsynchronousImplicitChainingo s z5DeferredTests.test_doubleAsynchronousImplicitChainingc s� g �g � t � �tt t d�� ��fdd� }t�d�}|�|� |��j� | ��ddg� ��d� ��� j� |�� j� | �g � d� | ��g d �� d S ) z� L{Deferred}s can have callbacks that themselves return L{Deferred}s. When these "inner" L{Deferred}s fire (even asynchronously), the callback chain continues. r c sf �� d| f� t�d�}ttt d���fdd� }ttd��fdd� }|�|��|� |�� j � |S )Nr r r c s �� d� � S r r� r� r r. r/ r � s zXDeferredTests.test_nestedAsynchronousChainedDeferreds.<locals>.cb.<locals>.firstCallbackc s � � d| f� | d S r r� r� r r. r/ r � s zYDeferredTests.test_nestedAsynchronousChainedDeferreds.<locals>.cb.<locals>.secondCallbackr r r! r. r/ r� � s zADeferredTests.test_nestedAsynchronousChainedDeferreds.<locals>.cbr" r% r r# �&Got errbacks but wasn't expecting any.r$ N� r re r r� r~ rI rJ r@ rH r& r. r! r/ �'test_nestedAsynchronousChainedDeferreds� s$ � �z5DeferredTests.test_nestedAsynchronousChainedDeferredsc s� g �g � t � �tt t d�� ��fdd� }t�d�}|�|� |��j� | ��ddg� ��d� |�� j� ��� j� | �g � d� | ��ddd dgfddgg� d S ) aK L{Deferred}s can have callbacks that themselves return L{Deferred}s. These L{Deferred}s can have other callbacks added before they are returned, which subtly changes the callback chain. When these "inner" L{Deferred}s fire (even asynchronously), the outer callback chain continues. r c sv �� d| f� t�d�}tttt d���fdd� }tt tt d��fdd� }|�|� |�|� |�� j � |S )Nr r r c s, �� d| f� ttt d�dd�}� �|�S )Nr r c S s | gS r* r. r� r. r. r/ � transform� s z}DeferredTests.test_nestedAsynchronousChainedDeferredsWithExtraCallbacks.<locals>.cb.<locals>.firstCallback.<locals>.transform)rI re r r~ )rZ rT r r. r/ r � s zjDeferredTests.test_nestedAsynchronousChainedDeferredsWithExtraCallbacks.<locals>.cb.<locals>.firstCallbackc s � � d| f� | d S r r� r� r r. r/ r � s zkDeferredTests.test_nestedAsynchronousChainedDeferredsWithExtraCallbacks.<locals>.cb.<locals>.secondCallback)rI r r� re r r r~ rH r r! r. r/ r� � s zSDeferredTests.test_nestedAsynchronousChainedDeferredsWithExtraCallbacks.<locals>.cbr" r% r r1 rQ r NrR r& r. r! r/ �9test_nestedAsynchronousChainedDeferredsWithExtraCallbacks� s, � ��zGDeferredTests.test_nestedAsynchronousChainedDeferredsWithExtraCallbacksc C s( t � }t � }|�|� | �|j|� dS )zT When we chain a L{Deferred}, that chaining is recorded explicitly. N)r � chainDeferredrX � _chainedTo�rO r+ �br. r. r/ �&test_chainDeferredRecordsExplicitChain s z4DeferredTests.test_chainDeferredRecordsExplicitChainc C s0 t � }t � }|�|� |�d� | �|j� dS )aR Any recorded chaining is cleared once the chaining is resolved, since it no longer exists. In other words, if one L{Deferred} is recorded as depending on the result of another, and I{that} L{Deferred} has fired, then the dependency is resolved and we no longer benefit from recording it. N)r rV r@ r rW rX r. r. r/ �%test_explicitChainClearedWhenResolved s z3DeferredTests.test_explicitChainClearedWhenResolvedc s: t � }t � � |�� fdd�� |�d� | �|j� � dS )z� We can chain L{Deferred}s implicitly by adding callbacks that return L{Deferred}s. When this chaining happens, we record it explicitly as soon as we can find out about it. c s � S r* r. r� �rY r. r/ r� 2 r� zFDeferredTests.test_chainDeferredRecordsImplicitChain.<locals>.<lambda>N)r r~ r@ rX rW )rO r+ r. r\ r/ �&test_chainDeferredRecordsImplicitChain* s z4DeferredTests.test_chainDeferredRecordsImplicitChainc s� t � � tt t d�� fdd� }� �|� � �d� | �|g�}| �t|�d� |d }| �|d t� d}| �t � ||d �d � ||d �� d S ) z� When a Deferred is returned from a callback directly attached to that same Deferred, a warning is emitted. r c s � S r* r. r� �r� r. r/ �circularCallback= s zADeferredTests.test_circularChainWarning.<locals>.circularCallback�foor9 r �categoryz1Callback returned the Deferred it was attached to�messagez Expected match: {!r} Got: {!r}N) r re r~ r@ � flushWarningsrJ rK �DeprecationWarningrL �re�searchr� )rO r_ Zcircular_warnings�warning�patternr. r^ r/ �test_circularChainWarning6 s �z'DeferredTests.test_circularChainWarningc sj | � ttdtj� tjdtd� t� � ttt d�� fdd� }� �|� � � d� | � � �}|� t� dS ) z� If the deprecation warning for circular deferred callbacks is configured to be an error, the exception will become the failure result of the Deferred. �filtersrY )ra r c s � S r* r. r� r^ r. r/ r_ \ s zCDeferredTests.test_circularChainException.<locals>.circularCallbackr` N) rm �setattr�warningsrj �filterwarningsrd r re r~ r@ r� �trap)rO r_ �failurer. r^ r/ �test_circularChainExceptionM s � z)DeferredTests.test_circularChainExceptionc C s, t � }t|�}| �t|�d|d�d�� dS )z� The C{repr()} of a L{Deferred} contains the class name and a representation of the internal Python ID. �<Deferred at 0xr �>N)r �idrJ �repr)rO r� �addressr. r. r/ � test_reprd s zDeferredTests.test_reprc C s2 t � }|�d� | �t|�dt|�d�d�� dS )zb If a L{Deferred} has been fired, then its C{repr()} contains its result. r# rq r z current result: 'orange'>N)r r@ rJ rt rs r� r. r. r/ �test_reprWithResultm s z!DeferredTests.test_reprWithResultc C sD t � }t � }|�|� | �t|�dt|�d�dt|�d�d�� dS )z� If a L{Deferred} C{a} has been fired, but is waiting on another L{Deferred} C{b} that appears in its callback chain, then C{repr(a)} says that it is waiting on C{b}. rq r z waiting on Deferred at 0xrr N)r rV rJ rt rs rX r. r. r/ �test_reprWithChainingv s �z#DeferredTests.test_reprWithChainingc s, t t d�� fdd� }� �|d�|d�� dS )zw The depth of the call stack does not grow as more L{Deferred} instances are chained together. )�howManyr& c s g �t d d��fdd� }t� }dd� t| �D �}|d d � }t� � |�� }|ft td td d�dd�}|�|� |�|� |r�|�� }|ft td td d�d d �}|�|� |}q||�� fd d �� |�d � |D ]}|�d � qֈ��g � � �d � �d S )N�r� r& c s � � tt�� �� d S r* )rI rK � traceback� extract_stackr� )�stackr. r/ �recordStackDepth� s zVDeferredTests.test_boundedStackDepth.<locals>.chainDeferreds.<locals>.recordStackDepthc S s g | ] }t � �qS r. )r )�.0r� r. r. r/ � <listcomp>� s zPDeferredTests.test_boundedStackDepth.<locals>.chainDeferreds.<locals>.<listcomp>)r� r r& c S s |S r* r. �r� r r. r. r/ �cbInner� s zMDeferredTests.test_boundedStackDepth.<locals>.chainDeferreds.<locals>.cbInnerc S s |S r* r. r� r. r. r/ � cbNewInner� s zPDeferredTests.test_boundedStackDepth.<locals>.chainDeferreds.<locals>.cbNewInnerc s � S r* r. rF )�lastr. r/ r� � r� zNDeferredTests.test_boundedStackDepth.<locals>.chainDeferreds.<locals>.<lambda>r )r3 r �range�popr~ r@ rJ ) ry r~ �topZinnerDeferredsZoriginalInnersr r� ZnewInnerr� rp )r� r} r/ �chainDeferreds� s@ � �� �� z<DeferredTests.test_boundedStackDepth.<locals>.chainDeferredsr9 r� N)r� rJ )rO r� r. rp r/ �test_boundedStackDepth� s 3z$DeferredTests.test_boundedStackDepthc sv t � }t � � t � �|�� fdd�� � ��fdd�� � �d� |�d� ��d� g }� �|j� | �|dg� dS )a Given three Deferreds, one chained to the next chained to the next, callbacks on the middle Deferred which are added after the chain is created are called once the last Deferred fires. This is more of a regression-style test. It doesn't exercise any particular code path through the current implementation of Deferred, but it does exercise a broken codepath through one of the variations of the implementation proposed as a resolution to ticket #411. c s � S r* r. r� r� r. r/ r� � r� zZDeferredTests.test_resultOfDeferredResultOfDeferredOfFiredDeferredCalled.<locals>.<lambda>c s � S r* r. r� )rO r. r/ r� � r� N)r r~ r@ rI rJ )rO r� r� r. )r� rO r/ �:test_resultOfDeferredResultOfDeferredOfFiredDeferredCalled� s zHDeferredTests.test_resultOfDeferredResultOfDeferredOfFiredDeferredCalledc C s� t �d� t� }g }td�}z|�W n ty> |�� Y n0 |�|j� |d }| �|j |� |j d dd� \}}| �g |� | �g |� dS )z� C{Deferred.errback()} creates a failure from the current Python exception. When Deferred.debug is not set no globals or locals are captured in that failure. Fr� r ���N) r rn r r5 r: r� rH rI rJ rN �frames�rO r� r� �excr� �localz�globalzr. r. r/ � test_errbackWithNoArgsNoDebug� s z+DeferredTests.test_errbackWithNoArgsNoDebugc C s� t �d� t� }g }td�}z|�W n ty> |�� Y n0 |�|j� |d }| �|j |� |j d dd� \}}| � g |� | � g |� dS )z� C{Deferred.errback()} creates a failure from the current Python exception. When Deferred.debug is set globals and locals are captured in that failure. Tr� r r� N) r rn r r5 r: r� rH rI rJ rN r� �assertNotEqualr� r. r. r/ �test_errbackWithNoArgs� s z$DeferredTests.test_errbackWithNoArgsc C s~ t � }|�d� t�d� tdd�dd�}|�|� g }|�|j� |d }|jd dd� \}}| � g |� | � g |� dS )�� An error raised by a callback creates a Failure. The Failure captures locals and globals if and only if C{Deferred.debug} is set. NFrz c S s t d��d S �Nr� �r5 r� r. r. r/ � raiseError s zHDeferredTests.test_errorInCallbackDoesNotCaptureVars.<locals>.raiseErrorr r� ) r r@ r rn r3 r~ rH rI r� rJ �rO r� r� r� r� r� r� r. r. r/ �&test_errorInCallbackDoesNotCaptureVars s z4DeferredTests.test_errorInCallbackDoesNotCaptureVarsc C s~ t � }|�d� t�d� tdd�dd�}|�|� g }|�|j� |d }|jd dd� \}}| � g |� | � g |� dS )r� NTrz c S s t d��d S r� r� r� r. r. r/ r� s zODeferredTests.test_errorInCallbackCapturesVarsWhenDebugging.<locals>.raiseErrorr r� ) r r@ r rn r3 r~ rH rI r� r� r� r. r. r/ �-test_errorInCallbackCapturesVarsWhenDebugging s z;DeferredTests.test_errorInCallbackCapturesVarsWhenDebuggingc C s� t � }t� }z |�� W n ty2 |�� Y n0 ttttdf d�dd�}t� |� | � |�}t � |� � �}| �t|�d� | �d|d d � | �d |d d � | �d |d d � | �d|d d � | �d |d d � | �d |d d � dS ) z� L{defer.inlineCallbacks} that re-raise tracebacks into their deferred should not lose their tracebacks. N�r� r& c s s | V d S r* r. r^ r. r. r/ �ic4 s z8DeferredTests.test_inlineCallbacksTracebacks.<locals>.icr7 Z test_deferr� r r; z1 / 0� test_inlineCallbacksTracebackszf.raiseException())r; r ZraiseExceptionr: r� r3 r r r �inlineCallbacksr� r{ � extract_tbZgetTracebackObjectrJ rK �assertIn)rO r% r� r� Z newFailure�tbr. r. r/ r� ( s" z,DeferredTests.test_inlineCallbacksTracebacksc C s6 dd� dd| j dtg}|D ]}| �tjtj|� qdS )z� L{Deferred.fromCoroutine} requires a coroutine object or a generator, and will reject things that are not that. c S s | S r* r. r r. r. r/ r� K r� zCDeferredTests.test_fromCoroutineRequiresCoroutine.<locals>.<lambda>r9 TN)�#test_fromCoroutineRequiresCoroutiner � assertRaises�NotACoroutineErrorr r+ )rO ZthingsThatAreNotCoroutines�thingr. r. r/ r� D s �z1DeferredTests.test_fromCoroutineRequiresCoroutine)Qr6 r7 r8 rq r3 r ru rw 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� r� r� r� r� r r r r r r r' r2 r5 r@ rB rE rI rK rM rN rP rS rU rZ r[ r] ri rp rv rw rx r� r� r� r� r� r� r� r� r. r. r. r/ ri � s� $) ,'- =G ; ri c @ s: e Zd ZdZdd�dd�Zdd�dd�Zdd�dd �ZdS ) �FirstErrorTestsz" Tests for L{FirstError}. NrT c C sV t d�}z|�W n ty( t� }Y n0 t�|d�}| �t|�dt|�� d�� dS )z� The repr of a L{FirstError} instance includes the repr of the value of the sub-failure and the index which corresponds to the L{FirstError}. � some textr7 zFirstError[#3, �]N)r� r: r" r r� rJ rt �rO r� r% rY r. r. r/ rv a s zFirstErrorTests.test_reprc C sV t d�}z|�W n ty( t� }Y n0 t�|d�}| �t|�dt|�� d�� dS )z� The str of a L{FirstError} instance includes the str of the sub-failure and the index which corresponds to the L{FirstError}. r� r zFirstError[#5, r� N)r� r: r" r r� rJ re r� r. r. r/ �test_stro s zFirstErrorTests.test_strc C s� z dd W n t y$ t� }Y n0 t�|d�}t�|d�}z td��W n t yb t� }Y n0 t�|d�}| �||k� | �||k� | �||k� | �||k� | �|dk� dS )z� L{FirstError} instances compare equal to each other if and only if their failure and index compare equal. L{FirstError} instances do not compare equal to instances of other types. r9 r � �bar� r N)r: r" r r� r� rL r� )rO Z firstFailure�oneZ anotherOneZ secondFailureZanotherr. r. r/ �test_comparison} s z FirstErrorTests.test_comparison)r6 r7 r8 rR rv r� r� r. r. r. r/ r� \ s r� c @ sX e Zd Zdd�dd�Zdd�dd�Zeedd�dd �Zeedd�d d �Zee dd �d d�Z ee dd �dd�Z ee dd �dd�Z ee dd �dd�Z dd�dd�Zdd�dd�Zdd�dd�Zdd�dd �Ze e ee edd �d d �Zee e e dd �d!d"�Zdd�d#d$�Zdd�d%d&�Zdd�d'd(�Zdd�d)d*�Zdd�d+d,�Zdd�d-d.�Z dS )/�AlreadyCalledTestsNrT c C s t �� | _t �d� d S �NT)r ro �_deferredWasDebuggingrn rp r. r. r/ rq � s zAlreadyCalledTests.setUpc C s t �| j� d S r* )r rn r� rp r. r. r/ �tearDown� s zAlreadyCalledTests.tearDownr' c O s d S r* r. rt r. r. r/ ru � s z AlreadyCalledTests._callbackc O s d S r* r. rt r. r. r/ ry � s zAlreadyCalledTests._errbackr� c C s |� d� d S )Nr{ r? r� r. r. r/ �_call_1� s zAlreadyCalledTests._call_1c C s |� d� d S )NZtwicer? r� r. r. r/ �_call_2� s zAlreadyCalledTests._call_2c C s |� tt� �� d S r* �r� r" rU r� r. r. r/ �_err_1� s zAlreadyCalledTests._err_1c C s |� tt� �� d S r* r� r� r. r. r/ �_err_2� s zAlreadyCalledTests._err_2c C s6 t � }|�| j| j� | �|� | �tj| j|� d S r* ) r r� ru ry r� r� r �AlreadyCalledErrorr� r� r. r. r/ �testAlreadyCalled_CC� s z'AlreadyCalledTests.testAlreadyCalled_CCc C s6 t � }|�| j| j� | �|� | �tj| j|� d S r* ) r r� ru ry r� r� r r� r� r� r. r. r/ �testAlreadyCalled_CE� s z'AlreadyCalledTests.testAlreadyCalled_CEc C s6 t � }|�| j| j� | �|� | �tj| j|� d S r* ) r r� ru ry r� r� r r� r� r� r. r. r/ �testAlreadyCalled_EE� s z'AlreadyCalledTests.testAlreadyCalled_EEc C s6 t � }|�| j| j� | �|� | �tj| j|� d S r* ) r r� ru ry r� r� r r� r� r� r. r. r/ �testAlreadyCalled_EC� s z'AlreadyCalledTests.testAlreadyCalled_EC)�linetype�func�linesr� r& c C sD d}|D ](}|� d| �r|�d| �r|d7 }q| �||k� d S )Nr z %s:z %sr9 )rg �endswithrL )rO r� r� r� r� �count�liner. r. r/ �_count� s zAlreadyCalledTests._count)r� �caller�invoker1�invoker2r& c C s� |j d �d�}| �d||d� | �dd|d� | �dd|d� | �dd|d� | �dd|d� | �d ||d� | �d ||d� d S ) Nr � �Cr9 r� r� r� r� �I)r( �splitr� )rO r� r� r� r� r� r. r. r/ �_check� s zAlreadyCalledTests._checkc C st t � }|�| j| j� | �|� z| �|� W n6 tjyd } z | �|ddd� W Y d }~nd }~0 0 | � d� d S )N�testAlreadyCalledDebug_CCr� r� �2second callback failed to raise AlreadyCalledError) r r� ru ry r� r� r r� r� r� �rO r� r� r. r. r/ r� � s &z,AlreadyCalledTests.testAlreadyCalledDebug_CCc C st t � }|�| j| j� | �|� z| �|� W n6 tjyd } z | �|ddd� W Y d }~nd }~0 0 | � d� d S )N�testAlreadyCalledDebug_CEr� r� �1second errback failed to raise AlreadyCalledError) r r� ru ry r� r� r r� r� r� r� r. r. r/ r� � s &z,AlreadyCalledTests.testAlreadyCalledDebug_CEc C st t � }|�| j| j� | �|� z| �|� W n6 tjyd } z | �|ddd� W Y d }~nd }~0 0 | � d� d S )N�testAlreadyCalledDebug_ECr� r� r� ) r r� ru ry r� r� r r� r� r� r� r. r. r/ r� � s &z,AlreadyCalledTests.testAlreadyCalledDebug_ECc C st t � }|�| j| j� | �|� z| �|� W n6 tjyd } z | �|ddd� W Y d }~nd }~0 0 | � d� d S )N�testAlreadyCalledDebug_EEr� r� r� ) r r� ru ry r� r� r r� r� r� r� r. r. r/ r� s &z,AlreadyCalledTests.testAlreadyCalledDebug_EEc C sz t �d� t� }|�| j| j� | �|� z| �|� W n2 t jyj } z| � |j � W Y d }~nd }~0 0 | � d� d S )NFr� ) r rn r r� ru ry r� r� r� r� r( r� r� r. r. r/ �testNoDebugging s "z"AlreadyCalledTests.testNoDebuggingc C sh t �d� t� }|�dd� � t �d� |�d � t �d� t� }|�d � t �d� |�dd� � d S )NFc S s d S r* r. rF r. r. r/ r� r� z8AlreadyCalledTests.testSwitchDebugging.<locals>.<lambda>Tc S s d S r* r. rF r. r. r/ r� & r� )r rn r �addBothr@ r� r. r. r/ �testSwitchDebugging s z&AlreadyCalledTests.testSwitchDebugging) r6 r7 r8 rq r� r3 ru ry r re r� r� r� r� r� r� r� r� r r� r� rC r� r� r� r� r� r� r� r. r. r. r/ r� � s( r� c @ s e Zd Zdd�dd�Zdd�dd�Zeed�dd �Zedd�d d �Zedd �d d�Z dd�dd�Z dd�dd�Z dd�dd�Z dd�dd�Z dd�dd�Zdd�dd�Zdd�dd �Zdd�d d �Zdd�d d �Zdd�d!d"�Zdd�d#d$�Zdd�d%d&�Zdd�d'd(�Zdd�d)d*�ZdS )+�DeferredCancellerTestsNrT c C s d | _ d | _d | _d| _d S rr )rj rl rk �cancellerCallCountrp r. r. r/ rq * s z DeferredCancellerTests.setUpc C s | � | jd� d S )Nr� )r� r� rp r. r. r/ r� 0 s z DeferredCancellerTests.tearDown)�datar& c C s || _ |S r* rs �rO r� r. r. r/ ru 4 s z DeferredCancellerTests._callbackc C s || _ d S r* rv r� r. r. r/ rw 8 s z!DeferredCancellerTests._callback2)rY r& c C s || _ d S r* rx )rO rY r. r. r/ ry ; s z DeferredCancellerTests._errbackc C sN t � }|�| j| j� |�� | jdus,J �| �| jjtj � | � | j � dS )zy A L{Deferred} without a canceller must errback with a L{defer.CancelledError} and not callback. N) r r� ru ry r� rl rJ r� r r r rj r� r. r. r/ �test_noCanceller> s z'DeferredCancellerTests.test_noCancellerc C sR t � }|�| j| j� |�� |�d� | �tj|jd� | �tj|j t � � dS )z� A L{Deferred} without a canceller, when cancelled must allow a single extra call to callback, and raise L{defer.AlreadyCalledError} if callbacked or errbacked thereafter. N) r r� ru ry r� r@ r� r r� r� rC r� r. r. r/ �!test_raisesAfterCancelAndCallbackJ s z8DeferredCancellerTests.test_raisesAfterCancelAndCallbackc C sT t � }|�| j| j� |�� |�t� � | �tj |j d� | �tj |jt� � dS )z� A L{Deferred} without a canceller, when cancelled must allow a single extra call to errback, and raise L{defer.AlreadyCalledError} if callbacked or errbacked thereafter. N) r r� ru ry r� r� rC r� r r� r@ r� r. r. r/ � test_raisesAfterCancelAndErrback[ s z7DeferredCancellerTests.test_raisesAfterCancelAndErrbackc C sH t � }|�| j| j� |�� | j}|�d� |�� | �|| j� dS )z� A L{Deferred} without a canceller, when cancelled and then callbacked, ignores multiple cancels thereafter. N)r r� ru ry r� rl r@ rX �rO r� �currentFailurer. r. r/ �5test_noCancellerMultipleCancelsAfterCancelAndCallbackl s zLDeferredCancellerTests.test_noCancellerMultipleCancelsAfterCancelAndCallbackc C s| t � }|�| j| j� |�� | jdus,J �| �| jjtj � | j}|� t � � | �| jjtj � |�� | � || j� dS )z� A L{Deferred} without a canceller, when cancelled and then errbacked, ignores multiple cancels thereafter. N) r r� ru ry r� rl rJ r� r r r� r5 rX r� r. r. r/ �4test_noCancellerMultipleCancelsAfterCancelAndErrback{ s zKDeferredCancellerTests.test_noCancellerMultipleCancelsAfterCancelAndErrbackc C s^ t � }|�| j| j� |�� | jdus,J �| �| jjtj � | j}|�� | � || j� dS )z� Calling cancel multiple times on a deferred with no canceller results in a L{defer.CancelledError}. Subsequent calls to cancel do not cause an error. N) r r� ru ry r� rl rJ r� r r rX r� r. r. r/ � test_noCancellerMultipleCancel� s z5DeferredCancellerTests.test_noCancellerMultipleCancelc s� t t dd�� fdd� }t |d�}|�� j� j� |�� � jdusHJ �� �� jjt j � � j}|�� � � |� j� � �� j d� dS )a, Verify that calling cancel multiple times on a deferred with a canceller that does not errback results in a L{defer.CancelledError} and that subsequent calls to cancel do not cause an error and that after all that, the canceller was only called once. Nr� c s � j d7 _ d S r� �r� r^ rp r. r/ r� � s zCDeferredCancellerTests.test_cancellerMultipleCancel.<locals>.cancel�Z cancellerr9 ) r r3 r� ru ry r� rl rJ r� r r rX r� )rO r� r� r� r. rp r/ � test_cancellerMultipleCancel� s z3DeferredCancellerTests.test_cancellerMultipleCancelc s� t t dd�� fdd� }t |d�}|�� j� j� |�� � �� jd� � jdusVJ �� �� jj t j � � � t j |jd� � � t j |jt� � dS )z� Verify that a L{Deferred} calls its specified canceller when it is cancelled, and that further call/errbacks raise L{defer.AlreadyCalledError}. Nr� c s � j d7 _ d S r� r� r^ rp r. r/ r� � s z;DeferredCancellerTests.test_simpleCanceller.<locals>.cancelr� r9 )r r3 r� ru ry r� rJ r� rl r� r r r� r� r@ r� rC �rO r� r� r. rp r/ �test_simpleCanceller� s z+DeferredCancellerTests.test_simpleCancellerc s@ t t dd�� �fdd� }t |d�� � ��j�j� � �� dS )zQ Verify that a canceller is given the correct deferred argument. N)r� r& c s �� | � � d S r* )rX r �r� rO r. r/ r� � s z8DeferredCancellerTests.test_cancellerArg.<locals>.cancelr� )r r3 r� ru ry r� )rO r� r. r� r/ �test_cancellerArg� s z(DeferredCancellerTests.test_cancellerArgc sp t t dd�� fdd� }t |d�}|�� j� j� |�d� |�� � �� jd� � � � j � � �� j d� dS )zo Test that cancelling a deferred after it has been callbacked does not cause an error. Nr� c s � j d7 _ | �t� � d S r� �r� r� r5 r^ rp r. r/ r� � s z?DeferredCancellerTests.test_cancelAfterCallback.<locals>.cancelr� zbiff!r ) r r3 r� ru ry r@ r� rJ r� r rl rj r� r. rp r/ �test_cancelAfterCallback� s z/DeferredCancellerTests.test_cancelAfterCallbackc s� t t dd�� fdd� }t |d�}|�� j� j� |�t� � |�� � �� j d� � j dusbJ �� �� j j t� � � � j � dS )z� Test that cancelling a L{Deferred} after it has been errbacked does not result in a L{defer.CancelledError}. Nr� c s � j d7 _ | �t� � d S r� r� r^ rp r. r/ r� � s z>DeferredCancellerTests.test_cancelAfterErrback.<locals>.cancelr� r )r r3 r� ru ry r� r5 r� rJ r� rl r� r rj r� r. rp r/ �test_cancelAfterErrback� s z.DeferredCancellerTests.test_cancelAfterErrbackc sj t t dd�� fdd� }t |d�}|�� j� j� |�� � �� jd� � jdusVJ �� �� jj t � dS )z? Test a canceller which errbacks its deferred. Nr� c s � j d7 _ | �t� � d S r� r� r^ rp r. r/ r� � s zADeferredCancellerTests.test_cancellerThatErrbacks.<locals>.cancelr� r9 ) r r3 r� ru ry r� rJ r� rl r� r5 r� r. rp r/ �test_cancellerThatErrbacks� s z1DeferredCancellerTests.test_cancellerThatErrbacksc sf t t dd�� fdd� }t |d�}|�� j� j� |�� � �� jd� � �� jd� � � � j � dS )z< Test a canceller which calls its deferred. Nr� c s � j d7 _ | �d� d S )Nr9 �hello!)r� r@ r^ rp r. r/ r� s zBDeferredCancellerTests.test_cancellerThatCallbacks.<locals>.cancelr� r9 r� ) r r3 r� ru ry r� rJ r� rj r rl r� r. rp r/ �test_cancellerThatCallbacks s z2DeferredCancellerTests.test_cancellerThatCallbacksc s� t t dd��fdd� }t t dd��fdd� }t |d�� t |d�}|�d� |�� fdd �� |�� |��j�j� ���j d � �j dus�J ����j j t j � dS ) z� Verify that a Deferred, a, which is waiting on another Deferred, b, returned from one of its callbacks, will propagate L{defer.CancelledError} when a is cancelled. Nr� c s � j d7 _ d S r� r� r^ rp r. r/ � innerCancel s zEDeferredCancellerTests.test_cancelNestedDeferred.<locals>.innerCancelc s � � d� d S �NF)rL r^ rp r. r/ r� " s z@DeferredCancellerTests.test_cancelNestedDeferred.<locals>.cancelr� c s � S r* r. )r� r\ r. r/ r� ( r� zBDeferredCancellerTests.test_cancelNestedDeferred.<locals>.<lambda>r9 )r r3 r@ r~ r� r� ru ry rJ r� rl r� r r )rO r� r� r+ r. )rY rO r/ �test_cancelNestedDeferred s z0DeferredCancellerTests.test_cancelNestedDeferred)r6 r7 r8 rq r� re ru rw r" ry r� r� r� r� r� r� r� r� r� r� r� r� r� r� r. r. r. r/ r� ) s& r� c @ s� e Zd ZdZdd�dd�Zdd�dd�Zeeee f d�dd �Z dd�d d �Z dd�d d �Z dd�dd�Z dd�dd�Zdd�dd�Zdd�dd�Zdd�dd�Zdd�dd�ZdS )�LogTestsz+ Test logging of unhandled errors. NrT c C s g | _ t�| j j� dS )z< Add a custom observer to observer logging. N)�cr! rf rI rp r. r. r/ rq 8 s zLogTests.setUpc C s t �| jj� dS )z& Remove the observer. N)r! ZremoveObserverr� rI rp r. r. r/ r� ? s zLogTests.tearDownc C s dd� | j D �S )Nc S s g | ]}|d r|�qS )ZisErrorr. )r r� r. r. r/ r� F r� z*LogTests._loggedErrors.<locals>.<listcomp>�r� rp r. r. r/ � _loggedErrorsE s zLogTests._loggedErrorsc C s8 | � � }| �t|�d� |d d �t� | �t� dS )zV Check the output of the log observer to see if the error is present. r� r9 ro N)r� rJ rK rn r� rW )rO �c2r. r. r/ r� H s zLogTests._checkc C s* t � �dd� ��d� t�� | �� dS )z� Verify that when a L{Deferred} with no references to it is fired, and its final result (the one not handled by any callback) is an exception, that exception will be logged immediately. c S s dd S r� r. r r. r. r/ r� W r� z(LogTests.test_errorLog.<locals>.<lambda>r9 N)r r~ r@ �gc�collectr� rp r. r. r/ � test_errorLogQ s zLogTests.test_errorLogc C s( dd�dd�}|� t �� | �� dS )zD Same as L{test_errorLog}, but with an inner frame. NrT c S s" t � } | �dd� � | �d� d S )Nc S s dd S r� r. r r. r. r/ r� b r� z`LogTests.test_errorLogWithInnerFrameRef.<locals>._subErrorLogWithInnerFrameRef.<locals>.<lambda>r9 )r r~ r@ r^ r. r. r/ � _subErrorLogWithInnerFrameRef` s zNLogTests.test_errorLogWithInnerFrameRef.<locals>._subErrorLogWithInnerFrameRef�r� r� r� )rO r� r. r. r/ � test_errorLogWithInnerFrameRef[ s z'LogTests.test_errorLogWithInnerFrameRefc C s( dd�dd�}|� t �� | �� dS )zQ Same as L{test_errorLogWithInnerFrameRef}, plus create a cycle. NrT c S s, t � } | �| fdd�� | | _| �d� d S )Nc S s dd S r� r. )r r� r. r. r/ r� p r� zdLogTests.test_errorLogWithInnerFrameCycle.<locals>._subErrorLogWithInnerFrameCycle.<locals>.<lambda>r9 )r r~ Z_dr@ r^ r. r. r/ � _subErrorLogWithInnerFrameCyclen s zRLogTests.test_errorLogWithInnerFrameCycle.<locals>._subErrorLogWithInnerFrameCycler� )rO r� r. r. r/ � test_errorLogWithInnerFrameCyclei s z)LogTests.test_errorLogWithInnerFrameCyclec C st t � �dd� ��d� t�� | �� | �dt| j�� t � | jd �}|dusTJ �d}| � |� |�d|��� dS ) z� Verify that when a L{Deferred} with no references to it is fired, the logged message does not contain a repr of the failure object. c S s dd S r� r. r r. r. r/ r� ~ r� z.LogTests.test_errorLogNoRepr.<locals>.<lambda>r9 r� ���Nrd � Expected message starting with: ) r r~ r@ r� r� r� rJ rK r� r! r_ rL rg )rO �msgr� r. r. r/ �test_errorLogNoRepry s �z LogTests.test_errorLogNoReprc C sr dd�dd�}|� t �� | �� | �dt| j�� t�| jd �}|dusRJ �d}| �|� |�d|��� dS ) z� Verify that when a L{Deferred} with no references to it is fired, the logged message includes debug info if debugging on the deferred is enabled. NrT c S s( t � } d| _| �dd� � | �d� d S )NTc S s dd S r� r. r r. r. r/ r� � r� z?LogTests.test_errorLogDebugInfo.<locals>.doit.<locals>.<lambda>r9 )r �debugr~ r@ r^ r. r. r/ �doit� s z-LogTests.test_errorLogDebugInfo.<locals>.doitr� r z (debug: Ir ) r� r� r� rJ rK r� r! r_ rL rg )rO r r r� r. r. r/ �test_errorLogDebugInfo� s �z LogTests.test_errorLogDebugInfoc C s� t � }|�dd� � |�d� g }g }|�|j|j� | �|g � | �t|�d� |d �t� ~~~t � � | �| � � g � dS )z� If one Deferred with an error result is returned from a callback on another Deferred, when the first Deferred is garbage collected it does not log its error. c S s t �td��S )NZzoop)r r� rU rF r. r. r/ r� � r� z3LogTests.test_chainedErrorCleanup.<locals>.<lambda>Nr9 r ) r r~ r@ r� rI rJ rK rn rC r� r� r� )rO r� r� r\ r. r. r/ �test_chainedErrorCleanup� s z!LogTests.test_chainedErrorCleanupc sV t �td��}t� � |dus J �|�� fdd�� d � }t�� | �| �� g � dS )z� If a Deferred with a failure result has an errback which chains it to another Deferred, the initial failure is cleared by the errback so it is not logged. zoh noNc s � S r* r. r� �Zgoodr. r/ r� � r� z6LogTests.test_errorClearedByChaining.<locals>.<lambda>) r r� rC r rH r� r� rJ r� )rO �badr. r r/ �test_errorClearedByChaining� s z$LogTests.test_errorClearedByChaining)r6 r7 r8 rR rq r� r r re r r� r� r� r� r� r r r r r. r. r. r/ r� 3 s r� c @ sJ e Zd Zdd�dd�Zdd�dd�Zee dd�dd �Zdd�d d �ZdS ) �DeferredListEmptyTestsNrT c C s d| _ d S rr )� callbackRanrp r. r. r/ rq � s z DeferredListEmptyTests.setUpc C s t g �}|�| j� dS )zTesting empty DeferredList.N)r r~ �cb_empty)rO r� r. r. r/ �testDeferredListEmpty� s z,DeferredListEmptyTests.testDeferredListEmpty)�resr& c C s d| _ | �g |� d S r� )r rJ )rO r r. r. r/ r � s z DeferredListEmptyTests.cb_emptyc C s | � | jd� d S )NzCallback was never run.)rL r rp r. r. r/ r� � s z DeferredListEmptyTests.tearDown) r6 r7 r8 rq r r r3 r r� r. r. r. r/ r � s r c @ s� e Zd Zedd�dd�Zdd�dd�Zdd�dd �Zdd�d d �Zdd�d d �Zdd�dd�Z dd�dd�Z dd�dd�Z dd�dd�Z dd�dd�Z dd�dd�Zdd�dd�ZdS ) �OtherPrimitivesTestsNr c C s | j d7 _ d S r� ��counter)rO rZ r. r. r/ �_incr� s zOtherPrimitivesTests._incrrT c C s d| _ d S rr r rp r. r. r/ rq � s zOtherPrimitivesTests.setUpc s� t � }|�� �| j� | �|j� | �| jd� |�� �| j� | �|j� | �| jd� |�� | �|j� | �| jd� |�� | � |j� | �| jd� | � t |j � t � }t � }t� }d � dt t t d�� fdd� }|j |||d�}| �|j� | �� |� |�|� |�� �| j� | �|j� | �| jd� |�|� | �� |� | �|j� | �| jd� |�� �|�}|�� | �� t� | �tt� �jtj� |�� | � |j� d S ) Nr9 r� )� resultValue� returnValuer& c s | � |S r* r. �r r r� r. r/ �helper s z-OtherPrimitivesTests.testLock.<locals>.helperr r7 )N)r �acquirer~ r rL �lockedrJ r �releaser� r� r �runr3 r r@ r� r� r� r" r r� r r )rO �lockZ firstUniqueZ secondUnique�controlDeferredr �resultDeferredr� r. r� r/ �testLock� sL � z OtherPrimitivesTests.testLockc s8 t dd�� fdd� }t� }|�� }|�|� |�� dS )z� When canceling a L{Deferred} from a L{DeferredLock} that already has the lock, the cancel should have no effect. Nr$ c s � � d� d S �NzUnexpected errback call!�r� r- rp r. r/ � failOnErrback, s zHOtherPrimitivesTests.test_cancelLockAfterAcquired.<locals>.failOnErrback)r" r r rH r� )rO r" r r� r. rp r/ � test_cancelLockAfterAcquired& s z1OtherPrimitivesTests.test_cancelLockAfterAcquiredc C s0 t � }|�� |�� }|�� | �|tj� dS )z� When canceling a L{Deferred} from a L{DeferredLock} that does not yet have the lock (i.e., the L{Deferred} has not fired), the cancel should cause a L{defer.CancelledError} failure. N)r r r� rQ r r )rO r r� r. r. r/ � test_cancelLockBeforeAcquired4 s z2OtherPrimitivesTests.test_cancelLockBeforeAcquiredc s� d}t |�}t� � d �ttd d�� �fdd� }g }t� }|j||d�}|�|j� |�| j� | �|g � | ��|� � �d � | � |� � � | �| j d� d| _ t dd| �D ]"}|� � �| j� | �| j |� q�g �td d��fd d � }td d��fd d � } |� � �|| �} | �� | ��d g� |� � �| j� | �| j |� |�� | �| j |d � t dd| �D ] }|�� | �| j |d � �qnd S )Nr� )�argr& c s | �� S r* r. �r% )r � helperArgr. r/ r H s z2OtherPrimitivesTests.testSemaphore.<locals>.helperr& r9 r )r� r& c s � � d� d S r� r� �r� �r� r. r/ r� _ s z0OtherPrimitivesTests.testSemaphore.<locals>.failc s � � d� d S r� r� r( r) r. r/ r� b s z3OtherPrimitivesTests.testSemaphore.<locals>.succeedT)r r r3 r r~ rI r rJ r@ r r� r r� r r� r� r ) rO �N�semr r� Z uniqueObjectr �ir� r� r� r. )r r' r� r/ � testSemaphore@ s@ z"OtherPrimitivesTests.testSemaphorec C s | � ttd� | � ttd� dS )zz If the token count passed to L{DeferredSemaphore} is less than one then L{ValueError} is raised. r r N)r� r� r rp r. r. r/ �test_semaphoreInvalidTokenss s z0OtherPrimitivesTests.test_semaphoreInvalidTokensc s: t dd�� fdd� }td�}|�� }|�|� |�� dS )z� When canceling a L{Deferred} from a L{DeferredSemaphore} that already has the semaphore, the cancel should have no effect. Nr$ c s � � d� d S r r! r- rp r. r/ r" � s zMOtherPrimitivesTests.test_cancelSemaphoreAfterAcquired.<locals>.failOnErrbackr9 )r" r r rH r� )rO r" r+ r� r. rp r/ �!test_cancelSemaphoreAfterAcquired{ s z6OtherPrimitivesTests.test_cancelSemaphoreAfterAcquiredc C s2 t d�}|�� |�� }|�� | �|tj� dS )z� When canceling a L{Deferred} from a L{DeferredSemaphore} that does not yet have the semaphore (i.e., the L{Deferred} has not fired), the cancel should cause a L{defer.CancelledError} failure. r9 N)r r r� rQ r r )rO r+ r� r. r. r/ �"test_cancelSemaphoreBeforeAcquired� s z7OtherPrimitivesTests.test_cancelSemaphoreBeforeAcquiredc C s� d\}}t ||�}g }t|�D ]}|�� �|j� q | �tj|j� t|�D ]&}|�|� | � |t t|d ��� qLt|�D ]&}|�|| � | � |t t|��� q|| �tj |jd � g }t|�D ]2}|�� �|j� | � |t t||| d ��� q�t � }g }t|�D ]}|�� �|j� �qt|�D ]}|�|� �q(| � |t t|��� t dd�}| �tj |jd � t dd�}| �tj|j� d S )N)r� r� r9 r )�size)�backlog) r r� �getr~ rI r� r ZQueueUnderflow�putrJ �listZ QueueOverflow)rO r* �M�queueZgottenr, r. r. r/ � testQueue� s8 z OtherPrimitivesTests.testQueuec sB t dd�� fdd� }t� }|�� }|�|� |�d� |�� dS )z� When canceling a L{Deferred} from a L{DeferredQueue} that already has a result, the cancel should have no effect. Nr$ c s � � d� d S r r! r- rp r. r/ r" � s zOOtherPrimitivesTests.test_cancelQueueAfterSynchronousGet.<locals>.failOnErrback)r" r r3 rH r4 r� )rO r" r7 r� r. rp r/ �#test_cancelQueueAfterSynchronousGet� s z8OtherPrimitivesTests.test_cancelQueueAfterSynchronousGetc sl t � � � �� }|�� ��|tj� ttd d�� �fdd� }|�|� g }|�|j � �� t |�d� dS )a When canceling a L{Deferred} from a L{DeferredQueue} that does not have a result (i.e., the L{Deferred} has not fired), the cancel causes a L{defer.CancelledError} failure. If the queue has a result later on, it doesn't try to fire the deferred. N)�ignorer& c s � � d � � �� ��jd �S r* )r4 r3 r~ rX )r: �r7 rO r. r/ r� � s z9OtherPrimitivesTests.test_cancelQueueAfterGet.<locals>.cbr9 ) r r3 r� rQ r r r3 r r~ rI rJ rK )rO r� r� �doner. r; r/ �test_cancelQueueAfterGet� s z-OtherPrimitivesTests.test_cancelQueueAfterGet)r6 r7 r8 r3 r rq r r# r$ r- r. r/ r0 r8 r9 r= r. r. r. r/ r � s 9 3 %r c @ s� e Zd ZdZdd�dd�Zed d�dd�Zed d�dd �Zed d�d d �Zdd�d d �Z ed d�dd�Z ed d�dd�Z dd�dd�Z dd�dd�Z dS )�DeferredFilesystemLockTestsz8 Test the behavior of L{DeferredFilesystemLock} NrT c C s t � | _t| �� | jd�| _d S )N)Z scheduler)r �clockr �mktempr rp r. r. r/ rq � s z!DeferredFilesystemLockTests.setUpc C s | j jdd�S )zI Test that the lock can be acquired when no lock is held r9 ��timeout)r �deferUntilLockedrp r. r. r/ � test_waitUntilLockedWithNoLock� s z:DeferredFilesystemLockTests.test_waitUntilLockedWithNoLockc C sB | � | j�� � | jjdd�}| �|tj� | j�dgd � |S )zs Test that the lock can not be acquired when the lock is held for longer than the timeout. g @rA r9 r )rL r rC � assertFailurer � TimeoutErrorr? �pumpr� r. r. r/ �%test_waitUntilLockedWithTimeoutLocked� s zADeferredFilesystemLockTests.test_waitUntilLockedWithTimeoutLockedc sd t dd�� fdd� }� �� j�� � � j�d� jj� � jjdd�}|�|� � j�dgd � |S )z| Test that a lock can be acquired while a lock is held but the lock is unlocked before our timeout. Nr$ c s | � tj� � �d� d S )NzShould not have timed out)rn r rF r� r- rp r. r/ � onTimeout s zVDeferredFilesystemLockTests.test_waitUntilLockedWithTimeoutUnlocked.<locals>.onTimeoutr9 r rA ) r" rL r r? � callLater�unlockrC rH rG )rO rI r� r. rp r/ �'test_waitUntilLockedWithTimeoutUnlocked� s zCDeferredFilesystemLockTests.test_waitUntilLockedWithTimeoutUnlockedc C s t | �� �}| �|jt� dS )zE Test that the default scheduler is set up properly. N)r r@ rJ Z _schedulerr �rO r r. r. r/ �test_defaultScheduler s z1DeferredFilesystemLockTests.test_defaultSchedulerc C sN | j � � | j�d| j j� | j �� }| j �� }| �|tj� | j�d� |S )z| Test that an appropriate exception is raised when attempting to use deferUntilLocked concurrently. r9 ) r r? rJ rK rC rE r ZAlreadyTryingToLockError�advancer� r. r. r/ �test_concurrentUsage s z0DeferredFilesystemLockTests.test_concurrentUsagec sX t td d�� fdd� }� j�� � j�d� jj� � j�� }|�|� � j�d� |S )zO Test that a DeferredFilesystemLock can be used multiple times N)rG r& c s � j �� � j �� }|S r* )r rK rC )rG r� rp r. r/ � lockAquired0 s zDDeferredFilesystemLockTests.test_multipleUsages.<locals>.lockAquiredr9 ) r3 r r r? rJ rK rC r~ rO )rO rQ r� r. rp r/ �test_multipleUsages+ s z/DeferredFilesystemLockTests.test_multipleUsagesc C s^ | j � � | j �� }| j j}|dus(J �|�� | �|�� � | �| j j� | �|tj � dS )z� When cancelling a L{Deferred} returned by L{DeferredFilesystemLock.deferUntilLocked}, the L{DeferredFilesystemLock._tryLockCall} is cancelled. N) r rC Z _tryLockCallr� r� �activer r� r r )rO r= Z tryLockCallr. r. r/ �test_cancelDeferUntilLocked? s z7DeferredFilesystemLockTests.test_cancelDeferUntilLockedc C sb | j � � | j jdd�}| j j}|dus,J �|�� | �|�� � | �| j j� | �|tj � dS )z� When cancel a L{Deferred} returned by L{DeferredFilesystemLock.deferUntilLocked}, if the timeout is set, the timeout call will be cancelled. r9 rA N) r rC Z _timeoutCallr� r� rS r r� r r )rO r= Z timeoutCallr. r. r/ �&test_cancelDeferUntilLockedWithTimeoutN s zBDeferredFilesystemLockTests.test_cancelDeferUntilLockedWithTimeout)r6 r7 r8 rR rq r rD rH rL rN rP rR rT rU r. r. r. r/ r> � s r> )�v�tr& c C s dS )zj Private function to be used to pass as an alternate onTimeoutCancel value to timeoutDeferred � OVERRIDDENr. )rV rW r. r. r/ � _overrideFunc^ s rY c @ s e Zd ZdZdd�dd�Zdd�dd�Zdd�dd �Zdd�d d �Zdd�d d �Zdd�dd�Z dd�dd�Z dd�dd�Z dd�dd�Z dd�dd�Z dd�dd�Zdd�dd�Zdd�d d �Zdd�d d �Zdd�d d!�Zdd�d"d#�Zdd�d$d%�Zdd�d&d'�ZdS )(�DeferredAddTimeoutTestsz7 Tests for the function L{Deferred.addTimeout} NrT c C sB t � }|�dt� � |�dd� � |�d� | �d| �|�� dS )zu L{Deferred.addTimeout} returns its own L{Deferred} so it can be called in a callback chain. r c S s dS )Nr< r. r� r. r. r/ r� r r� z?DeferredAddTimeoutTests.test_timeoutChainable.<locals>.<lambda>Nr< )r � addTimeoutr r~ r@ rJ r� r� r. r. r/ �test_timeoutChainablek s z-DeferredAddTimeoutTests.test_timeoutChainablec s� t � }t� }|�d|� t� �d� ttd d�� �fdd� }|�|� |�d� | �d� � | �� d� |�d� | � �� dS )z� The L{Deferred} callbacks with the result if it succeeds before the timeout. No cancellation happens after the callback either, which could also cancel inner deferreds. r N�r� r& c s | � �S r* r. r �� dCallbacked� innerDeferredr. r/ � onCallback� s zKDeferredAddTimeoutTests.test_successResultBeforeTimeout.<locals>.onCallbackr� r ) r r r[ re r~ r@ � assertIsNotrJ rO r� �rO r? r� ra r. r^ r/ � test_successResultBeforeTimeoutv s z7DeferredAddTimeoutTests.test_successResultBeforeTimeoutc s� t � }t� }|jd|td� t� �d� ttd d�� �fdd� }|�|� |�d� | �d� � | �� d� |� d� | � �� dS ) a The L{Deferred} callbacks with the result if it succeeds before the timeout, even if a custom C{onTimeoutCancel} function is provided. No cancellation happens after the callback either, which could also cancel inner deferreds. r �ZonTimeoutCancelNr] c s | � �S r* r. r r^ r. r/ ra � s zQDeferredAddTimeoutTests.test_successResultBeforeTimeoutCustom.<locals>.onCallbackr� r ) r r r[ rY re r~ r@ rb rJ rO r� rc r. r^ r/ �%test_successResultBeforeTimeoutCustom� s z=DeferredAddTimeoutTests.test_successResultBeforeTimeoutCustomc s� t � }t� }|�d|� t� �d� td�}ttd d�� �fdd� }|�|� |�|� � dusdJ �| �� t� | �� j |� |� d� | � �� dS )z� The L{Deferred} errbacks with the failure if it fails before the timeout. No cancellation happens after the errback either, which could also cancel inner deferreds. r Nr� r$ c s | � �S r* r. r- �� dErrbackedr` r. r/ � onErrback� s zDDeferredAddTimeoutTests.test_failureBeforeTimeout.<locals>.onErrbackr ) r r r[ r� r" rH r� r� rX rN rO r� �rO r? r� rY ri r. rg r/ �test_failureBeforeTimeout� s z1DeferredAddTimeoutTests.test_failureBeforeTimeoutc s� t � }t� }|jd|td� t� �d� td�}ttd d�� �fdd� }|�|� |�|� � dushJ �| �� t� | � � j |� |� d� | � �� dS ) a The L{Deferred} errbacks with the failure if it fails before the timeout, even if using a custom C{onTimeoutCancel} function. No cancellation happens after the errback either, which could also cancel inner deferreds. r re Nr� r$ c s | � �S r* r. r- rg r. r/ ri � s zJDeferredAddTimeoutTests.test_failureBeforeTimeoutCustom.<locals>.onErrbackr ) r r r[ rY r� r" rH r� r� rX rN rO r� rj r. rg r/ � test_failureBeforeTimeoutCustom� s z7DeferredAddTimeoutTests.test_failureBeforeTimeoutCustomc C s> t � }t� }|�d|� | �|� |�d� | �|tj� dS )z� The L{Deferred} by default errbacks with a L{defer.TimeoutError} if it times out before callbacking or errbacking. r r N)r r r[ r� rO r� r rF �rO r? r� r. r. r/ � test_timedOut s z%DeferredAddTimeoutTests.test_timedOutc C sF t � }t� }|jd|td� | �|� |�d� | �d| �|�� dS )a1 If a custom C{onTimeoutCancel] function is provided, the L{Deferred} returns the custom function's return value if the L{Deferred} times out before callbacking or errbacking. The custom C{onTimeoutCancel} function can return a result instead of a failure. r re r rX N�r r r[ rY r� rO rJ r� rm r. r. r/ �test_timedOutCustom s z+DeferredAddTimeoutTests.test_timedOutCustomc C sH t � }tdd� �}|�d|� | �|� |�d� | �| �|�d� dS )z� If a cancellation function is provided when the L{Deferred} is initialized, the L{Deferred} returns the cancellation value's non-failure return value when the L{Deferred} times out. c S s | � d�S )N�I was cancelled!r? r� r. r. r/ r� & r� zLDeferredAddTimeoutTests.test_timedOutProvidedCancelSuccess.<locals>.<lambda>r r rq N)r r r[ r� rO rJ r� rm r. r. r/ �"test_timedOutProvidedCancelSuccess s z:DeferredAddTimeoutTests.test_timedOutProvidedCancelSuccessc s\ t � }td�� t� fdd��}|�d|� | �|� |�d� | �|t�}| �|j� � dS )z� If a cancellation function is provided when the L{Deferred} is initialized, the L{Deferred} returns the cancellation value's non-L{CanceledError} failure when the L{Deferred} times out. �what!c s | � � �S r* )r� r� �rY r. r/ r� 6 r� zLDeferredAddTimeoutTests.test_timedOutProvidedCancelFailure.<locals>.<lambda>r r N) r r� r r[ r� rO r� rX rN )rO r? r� r% r. rt r/ �"test_timedOutProvidedCancelFailure. s z:DeferredAddTimeoutTests.test_timedOutProvidedCancelFailurec s� t � }t� }|�d|� t� �d� ttd d�� �fdd� }|�|� |�� � dusZJ �| �� t� | �� jt j � |� d� | � �� dS )a- If the L{Deferred} is manually cancelled before the timeout, it is not re-cancelled (no L{AlreadyCancelled} error, and also no canceling of inner deferreds), and the default C{onTimeoutCancel} function is not called, preserving the original L{CancelledError}. r Nr$ c s | � �S r* r. r- �Z dCanceledr` r. r/ ri O s zCDeferredAddTimeoutTests.test_cancelBeforeTimeout.<locals>.onErrbackr ) r r r[ r" rH r� r� rX r� r r rO r� �rO r? r� ri r. rv r/ �test_cancelBeforeTimeout? s z0DeferredAddTimeoutTests.test_cancelBeforeTimeoutc s� t � }t� }|jd|td� t� �d� ttd d�� �fdd� }|�|� |�� � dus^J �| �� t� | �� j t j � |� d� | � �� dS )a, If the L{Deferred} is manually cancelled before the timeout, it is not re-cancelled (no L{AlreadyCancelled} error, and also no canceling of inner deferreds), and the custom C{onTimeoutCancel} function is not called, preserving the original L{CancelledError}. r re Nr$ c s | � �S r* r. r- rv r. r/ ri r s zIDeferredAddTimeoutTests.test_cancelBeforeTimeoutCustom.<locals>.onErrbackr )r r r[ rY r" rH r� r� rX r� r r rO r� rw r. rv r/ � test_cancelBeforeTimeoutCustomb s z6DeferredAddTimeoutTests.test_cancelBeforeTimeoutCustomc C sL t � }tdd� �}|jd|td� | �|� |�d� | �d| �|�� dS )zu A custom translation function can handle a L{Deferred} with a custom cancellation function. c S s | � td��S )Nrs )r� r� r� r. r. r/ r� � r� zVDeferredAddTimeoutTests.test_providedCancelCalledBeforeTimeoutCustom.<locals>.<lambda>r re r rX Nro rm r. r. r/ �,test_providedCancelCalledBeforeTimeoutCustom� s zDDeferredAddTimeoutTests.test_providedCancelCalledBeforeTimeoutCustomc s~ t � }t� }d� ttd�� fdd� }|�|� |�d|� |�d� � dusPJ �| �� t� | �� jtj � | � |tj � dS )a An errback added before a timeout is added errbacks with a L{defer.CancelledError} when the timeout fires. If the errback returns the L{defer.CancelledError}, it is translated to a L{defer.TimeoutError} by the timeout implementation. Nr$ c s | � | S r* r. r- �rh r. r/ r� � s zGDeferredAddTimeoutTests.test_errbackAddedBeforeTimeout.<locals>.errbackr r ) r r r" rH r[ rO r� rN r r r� rF �rO r? r� r� r. r{ r/ � test_errbackAddedBeforeTimeout� s z6DeferredAddTimeoutTests.test_errbackAddedBeforeTimeoutc sz t � }t� }d� tdd�� fdd� }|�|� |�d|� |�d� � dusPJ �| �� t� | �� jtj � | � |� dS )z� An errback added before a timeout is added errbacks with a L{defer.CancelledError} when the timeout fires. If the errback suppresses the L{defer.CancelledError}, the deferred successfully completes. Nr$ c s | � | � tj� d S r* )rn r r r- r{ r. r/ r� � s z]DeferredAddTimeoutTests.test_errbackAddedBeforeTimeoutSuppressesCancellation.<locals>.errbackr r ) r r r" rH r[ rO r� rN r r r� r| r. r{ r/ �4test_errbackAddedBeforeTimeoutSuppressesCancellation� s zLDeferredAddTimeoutTests.test_errbackAddedBeforeTimeoutSuppressesCancellationc s� t � }t� }d� ttd�� fdd� }|�|� |�d|t� |�d� � dusRJ �| �� t� | �� jt j � | � d| � |�� dS )a An errback added before a timeout is added with a custom timeout function errbacks with a L{defer.CancelledError} when the timeout fires. The timeout function runs if the errback returns the L{defer.CancelledError}. Nr$ c s | � | S r* r. r- r{ r. r/ r� � s zMDeferredAddTimeoutTests.test_errbackAddedBeforeTimeoutCustom.<locals>.errbackr r rX � r r r" rH r[ rY rO r� rN r r rJ r� r| r. r{ r/ �$test_errbackAddedBeforeTimeoutCustom� s z<DeferredAddTimeoutTests.test_errbackAddedBeforeTimeoutCustomc s� t � }t� }d� tdd�� fdd� }|�|� |�d|t� |�d� � dusRJ �| �� t� | �� jt j � | � d| � |�� dS )a An errback added before a timeout is added with a custom timeout function errbacks with a L{defer.CancelledError} when the timeout fires. The timeout function runs if the errback suppresses the L{defer.CancelledError}. Nr$ c s | � d S r* r. r- r{ r. r/ r� � s zcDeferredAddTimeoutTests.test_errbackAddedBeforeTimeoutSuppressesCancellationCustom.<locals>.errbackr r rX r r| r. r{ r/ �:test_errbackAddedBeforeTimeoutSuppressesCancellationCustom� s zRDeferredAddTimeoutTests.test_errbackAddedBeforeTimeoutSuppressesCancellationCustomc st t � }d�t�fdd��}d� ttd�� fdd� }|�|� |�d|� |�d � | �� �� | ��| �|�� dS ) a* Given a deferred with a cancellation function that resumes the callback chain, a callback that is added to the deferred before a timeout is added to runs when the timeout fires. The deferred completes successfully, without a L{defer.TimeoutError}. r� c s | � � �S r* r? r^ r) r. r/ r� r� zSDeferredAddTimeoutTests.test_callbackAddedToCancelerBeforeTimeout.<locals>.<lambda>N�rN r& c s | � | S r* r. �rN �r_ r. r/ r@ s zSDeferredAddTimeoutTests.test_callbackAddedToCancelerBeforeTimeout.<locals>.callbackr r ) r r re r~ r[ rO rJ rX r� �rO r? r� r@ r. �r_ r� r/ �)test_callbackAddedToCancelerBeforeTimeout s zADeferredAddTimeoutTests.test_callbackAddedToCancelerBeforeTimeoutc sx t � }d�t�fdd��}d� ttd�� fdd� }|�|� |jd|td � |�d � | �� �� | �d | �|�� dS ) ad Given a deferred with a cancellation function that resumes the callback chain, a callback that is added to the deferred before a timeout is added to runs when the timeout fires. The deferred completes successfully, without a L{defer.TimeoutError}. The timeout's custom timeout function also runs. r� c s | � � �S r* r? r^ r) r. r/ r� ) r� zYDeferredAddTimeoutTests.test_callbackAddedToCancelerBeforeTimeoutCustom.<locals>.<lambda>Nr� c s | � | S r* r. r� r� r. r/ r@ - s zYDeferredAddTimeoutTests.test_callbackAddedToCancelerBeforeTimeoutCustom.<locals>.callbackr re r rX ) r r re r~ r[ rY rO rJ r� r� r. r� r/ �/test_callbackAddedToCancelerBeforeTimeoutCustom s zGDeferredAddTimeoutTests.test_callbackAddedToCancelerBeforeTimeoutCustom)r6 r7 r8 rR r\ rd rf rk rl rn rp rr ru rx ry rz r} r~ r� r� r� r� r. r. r. r/ rZ f s& !"#$## rZ c @ sH e Zd ZdZdd�dd�Zdd�dd�Zdd�dd �Zdd�d d �ZdS ) �EnsureDeferredTestsz& Tests for L{ensureDeferred}. NrT c C s t � }t|�}| �||� dS )zK L{ensureDeferred} will pass through a Deferred unchanged. N)r r rX r� r. r. r/ �test_passesThroughDeferredsA s z/EnsureDeferredTests.test_passesThroughDeferredsc C s8 | � tj�� td� W d � n1 s*0 Y dS )zr Passing L{ensureDeferred} a non-coroutine and a non-Deferred will raise a L{ValueError}. Z somethingN)r� r r� r rp r. r. r/ �'test_willNotAllowNonDeferredOrCoroutineI s z;EnsureDeferredTests.test_willNotAllowNonDeferredOrCoroutinec C sP t d�dd�}|� }| �|tj� t|�}| �|t� | �|�}| �|d� dS )zM L{ensureDeferred} will turn a coroutine into a L{Deferred}. rT c � s t �d�} | I d H }|S �Nr` )r r� �r� r r. r. r/ r V s z=EnsureDeferredTests.test_ensureDeferredCoroutine.<locals>.runr` N)re r� �types� CoroutineTyper r r� rJ �rO r r� r� r r. r. r/ � test_ensureDeferredCoroutineQ s z0EnsureDeferredTests.test_ensureDeferredCoroutinec C s^ t tt dtf d�dd�}|� }| �|tj� t|�}| �|t� | �|�}| �|d� dS )zX L{ensureDeferred} will turn a yield-from coroutine into a L{Deferred}. NrT c s s t �d�} tt| E d H �}|S r� )r r� r re r� r. r. r/ r l s z=EnsureDeferredTests.test_ensureDeferredGenerator.<locals>.runr` ) r r re r� r� � GeneratorTyper r� rJ r� r. r. r/ � test_ensureDeferredGeneratorg s z0EnsureDeferredTests.test_ensureDeferredGenerator)r6 r7 r8 rR r� r� r� r� r. r. r. r/ r� < s r� c @ s e Zd ZdZdd�dd�ZdS )�TimeoutErrorTestsz1 L{twisted.internet.defer} timeout code. NrT c C sh t � }t�|� | �|tj� | �| jg�}| �t|�d� | � |d d t � | �|d d d� dS )zB L{twisted.internet.defer.timeout} is deprecated. r9 r ra rb z~twisted.internet.defer.timeout was deprecated in Twisted 17.1.0; please use twisted.internet.defer.Deferred.addTimeout insteadN) r r rB rE rF rc �test_deprecatedTimeoutrJ rK rX rd )rO r= Z warningsShownr. r. r/ r� � s �z(TimeoutErrorTests.test_deprecatedTimeout)r6 r7 r8 rR r� r. r. r. r/ r� ~ s r� )�loopr& c C s | � | j� | �� dS )z� Tickle an asyncio event loop to call all of the things scheduled with call_soon, inasmuch as this can be done via the public API. @param loop: The asyncio event loop to flush the previously-called C{call_soon} entries from. N)Z call_soon�stopZ run_forever�r� r. r. r/ �callAllSoonCalls� s r� c @ sn e Zd Zdd�dd�Zdd�dd�Zdd�dd�Zdd�d d �Zdd�d d �Zdd�d d�Zdd�dd�Z dS )�DeferredFutureAdapterTestsNrT c C s^ t � }t� }|�|�}| �|�� d� |�d� t|� | �| �|�d� | �|�� d� dS )zw L{Deferred.asFuture} returns a L{asyncio.Future} which fires when the given L{Deferred} does. Fr� N) r r �asFuturerJ r< r@ r� r� rZ )rO r� r� �aFuturer. r. r/ � test_asFuture� s z(DeferredFutureAdapterTests.test_asFuturec sr d� t t dd�� fdd� }t |�}t� }|�|�}|�� t|� | �� � | �| �|�d� | � t |j � dS )z� L{Deferred.asFuture} returns a L{asyncio.Future} which, when cancelled, will cancel the original L{Deferred}. FN��dprimer& c s d� d S r� r. �r� r8 r. r/ �canceler� s zFDeferredFutureAdapterTests.test_asFutureCancelFuture.<locals>.canceler) r r3 r r� r� r� rL rJ r� r� r rZ �rO r� r� r� r� r. r8 r/ �test_asFutureCancelFuture� s z4DeferredFutureAdapterTests.test_asFutureCancelFuturec C s` t t dd�dd�}t |�}t� }|�|�}|�� t|� | �| �|�d� | �t |j � dS )z� While Futures don't support succeeding in response to cancellation, Deferreds do; if a Deferred is coerced into a success by a Future cancellation, that should just be ignored. Nr� c S s | � d� d S )Nr� r? r� r. r. r/ r� � s zGDeferredFutureAdapterTests.test_asFutureSuccessCancel.<locals>.canceler) r r3 r r� r� r� rJ r� r� r rZ r� r. r. r/ �test_asFutureSuccessCancel� s z5DeferredFutureAdapterTests.test_asFutureSuccessCancelc C sL t � }tt� �}t� }|�|�}t|� |�|� t|� | �t|j� dS )z� L{Deferred.asFuture} makes a L{asyncio.Future} fire with an exception when the given L{Deferred} does. N) r r" r� r r� r� r� r� rZ )rO r� Z theFailurer� �futurer. r. r/ �test_asFutureFailure� s z/DeferredFutureAdapterTests.test_asFutureFailurec C sL t � }t|d�}t�|�}| �|� |�d� t|� | �| �|�d� dS )zx L{Deferred.fromFuture} returns a L{Deferred} that fires when the given L{asyncio.Future} does. r� � N) r r r � fromFuturer� Z set_resultr� rJ r� )rO r� r� r� r. r. r/ �test_fromFuture� s z*DeferredFutureAdapterTests.test_fromFuturec C sL t � }t|d�}t�|�}|�� t|� | �t|j� | � |�� t� dS )z� L{Deferred.fromFuture} makes a L{Deferred} fire with an L{asyncio.CancelledError} when the given L{asyncio.Future} is cancelled. r� N) r r r r� r� r� r� r rZ r� rn �rO r� � cancelledr� r. r. r/ � test_fromFutureFutureCancelled� s z9DeferredFutureAdapterTests.test_fromFutureFutureCancelledc C s\ t � }t|d�}t�|�}|�� t|� | �|�� d� | �t |j � | � |�� t � dS )z� L{Deferred.fromFuture} makes a L{Deferred} which, when cancelled, cancels the L{asyncio.Future} it was created from. r� TN) r r r r� r� r� rJ r� r� r rZ r� rn r� r. r. r/ � test_fromFutureDeferredCancelled� s z;DeferredFutureAdapterTests.test_fromFutureDeferredCancelled) r6 r7 r8 r� r� r� r� r� r� r� r. r. r. r/ r� � s r� c @ sj e Zd Zedu rdZdd�dd�Zedd�dd��Zedd�dd ��Zedd�d d ��Z dd�d d �Z dS )�CoroutineContextVarsTestsNz contextvars is not availablerT c s� t � � t�d����d� t� ����fdd�� t� ����fdd�� ��dd� � tjttt t df d�� �fd d � ��tjttt t df d�� �����fd d � �}��d � |� }� � d� � � d� � � d� �� �� |�d� dS )z� When an inlineCallbacks function is called, the context is taken from when it was first called. When it resumes, the same context is applied. �testvarr9 c s � � d�S r6 ��setr� ��varr. r/ r� r� zDCoroutineContextVarsTests.test_withInlineCallbacks.<locals>.<lambda>c s � � d�S �N� r� r� r� r. r/ r� " r� c S s dd S r� r. r� r. r. r/ r� # r� NrT c 3 s* t � } � �d| jd� | V ��d� d S �Nr9 Tr7 �r rJ r@ r� r^ �r? r� r. r/ �yieldingDeferred% s zLCoroutineContextVarsTests.test_withInlineCallbacks.<locals>.yieldingDeferredc 3 s� �� ��� d� t�d�V �� ��� d� � �d�jd� �V �� ��� d� � �d�jd� z �V W n" ty� �� ��� d� Y n 0 td���� V �� ��� d� t�d� d S )Nr� r9 T�???? should have failed)rJ r3 r r� rJ r@ rC r r. �r? �mutatingDeferred�mutatingDeferredThatFailsrO r� r� r. r/ � testFunction- s zHCoroutineContextVarsTests.test_withInlineCallbacks.<locals>.testFunctionr� T) r � contextvars� ContextVarr� r r~ r r� r r rO rJ r� �rO r� r� r. r� r/ �test_withInlineCallbacks s$ $,& z2CoroutineContextVarsTests.test_withInlineCallbacksc � s� t � � � 4 I dH �T | �� j� � �� }|�� fdd�� | �� j� | �|j� W d �I dH q|1 I dH sr0 Y | �|j� |I dH | �� j� dS )zQ L{DeferredLock} can be used as an asynchronous context manager. 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