o
    ó<âg™  ã                   @   sB   d dl Z d dlZd dlZddlmZ ddlmZ G dd„ dƒZdS )é    Né   )Úguarantee_single_callable)Útimeoutc                   @   sP   e Zd ZdZdd„ Zddd„Zddd	„Zd
d„ Zdd„ Zddd„Z	ddd„Z
dS )ÚApplicationCommunicatorz}
    Runs an ASGI application in a test mode, allowing sending of
    messages to it and retrieval of messages it sends.
    c                 C   sN   t |ƒ| _|| _t ¡ | _t ¡ | _t ¡  	tj
|  || jj| jj¡¡| _d S ©N)r   ÚapplicationÚscopeÚasyncioÚQueueÚinput_queueÚoutput_queueÚcontextvarsÚContextÚrunÚcreate_taskÚgetÚputÚfuture)Úselfr   r   © r   úB/var/www/html/venv/lib/python3.10/site-packages/asgiref/testing.pyÚ__init__   s   



þz ApplicationCommunicator.__init__r   c                 Ã   sð   zXt |ƒ4 I dH š# z| jI dH  | j ¡  W n
 tjy"   Y nw W d  ƒI dH  n1 I dH s3w   Y  W | j ¡ sX| j ¡  z	| jI dH  W dS  tjyW   Y dS w dS | j ¡ sw| j ¡  z| jI dH  W w  tjyv   Y w w w )zV
        Waits for the application to stop itself and returns any exceptions.
        N)Úasync_timeoutr   Úresultr	   ÚCancelledErrorÚdoneÚcancel)r   r   r   r   r   Úwait   s6   €ÿ€(ü€

ÿü
ÿüzApplicationCommunicator.waitTc                 C   s.   | j  ¡ s| j  ¡  d S |r| j  ¡  d S d S r   )r   r   r   r   )r   Ú
exceptionsr   r   r   Ústop0   s
   
þzApplicationCommunicator.stopc                 C   s(   z	| j dd W d S  ty   Y d S w )NF)r   )r   ÚRuntimeError)r   r   r   r   Ú__del__7   s
   þzApplicationCommunicator.__del__c                 Ã   s   | j  |¡I dH  dS )z;
        Sends a single message to the application
        N)r   r   )r   Úmessager   r   r   Ú
send_input?   s   €z"ApplicationCommunicator.send_inputc                 Ã   sÒ   | j  ¡ r| j  ¡  z*t|ƒ4 I dH š | j ¡ I dH W  d  ƒI dH  W S 1 I dH s.w   Y  W dS  tjyh } z&| j  ¡ rJ| j  ¡  |‚| j  ¡  z	| j I dH  W |‚ tj	yc   Y |‚w d}~ww )zX
        Receives a single message from the application, with optional timeout.
        N)
r   r   r   r   r   r   r	   ÚTimeoutErrorr   r   )r   r   Úer   r   r   Úreceive_outputF   s*   €

4ÿ


ûþþ€øz&ApplicationCommunicator.receive_outputçš™™™™™¹?ç{®Gáz„?c                 Ã   sR   t  ¡ }t  ¡ | |k r$| j ¡ sdS t |¡I dH  t  ¡ | |k s| j ¡ S )zO
        Checks that there is no message to receive in the given time.
        FN)ÚtimeÚ	monotonicr   Úemptyr	   Úsleep)r   r   ÚintervalÚstartr   r   r   Úreceive_nothing]   s   €
ý
z'ApplicationCommunicator.receive_nothingN)r   )T)r'   r(   )Ú__name__Ú
__module__Ú__qualname__Ú__doc__r   r   r   r!   r#   r&   r/   r   r   r   r   r   	   s    


r   )r	   r   r)   Úcompatibilityr   r   r   r   r   r   r   r   Ú<module>   s    