B
    18\@                 @   s  d Z ddlZddlZddlZddlZddlZddlZddlZddlZddl	Z	ddl
Z
ddlZddlZddlZddlZddlZddlmZ ddlmZ ddlmZmZ yddlZW n ek
r   dZY nX ddlmZ ddlmZ ddlmZ dd	lmZ dd
lmZ ddlmZ ddl m!Z! dd Z"e"dZ#e"dZ$e"dZ%e"dZ&ddddddddddd
Z'dd Z(d d!d"d#Z)d$d% Z*d&d' Z+d`d)d*Z,d+d, Z-G d-d. d.eZ.G d/d0 d0eZ/G d1d2 d2Z0G d3d4 d4e0e/Z1d5d6d7d8Z2e3ed9rdG d:d; d;e	j4eZ5G d<d= d=e5eZ6G d>d? d?e6Z7G d@dA dAe0e7Z8dBdC Z9ej:dDdE Z;ej:d5d6dFdGZ<ej:dHdd5dIdJdKZ=dLdM Z>G dNdO dOej?Z@G dPdQ dQejAZBdRdS ZCG dTdU dUeDZEG dVdW dWZFdXdY ZGG dZd[ d[ejHZHej:d\d] ZIejJejKejLfd^d_ZMdS )azUtilities shared by tests.    N)mock)
HTTPServer)WSGIRequestHandler
WSGIServer)base_events)events)format_helpers)futures)tasks)logger)supportc             C   s^   t tdr*tjtj| }tj|r*|S tjtjtd| }tj|rR|S t	| d S )NTEST_HOME_DIRz..)
hasattrr   ospathjoinr   isfiledirname__file__FileNotFoundError)filenamefullname r   [/oak/stanford/groups/akundaje/marinovg/programs/Python-3.7.3/Lib/test/test_asyncio/utils.py	data_file&   s    
r   zssl_cert.pemzssl_key.pemzkeycert3.pemzpycacert.pem)z)http://testca.pythontest.net/testca/ocsp/)z0http://testca.pythontest.net/testca/pycacert.cer)z2http://testca.pythontest.net/testca/revocation.crl)))countryNameXY))organizationNamezPython Software Foundation CA))
commonNamezour-ca-serverzJul  7 14:23:16 2028 GMTzAug 29 14:23:16 2018 GMTZCB2D80995A69525C)))r   r   ))ZlocalityNamezCastle Anthrax))r   zPython Software Foundation))r   	localhost))ZDNSr      )
ZOCSPZ	caIssuersZcrlDistributionPointsZissuerZnotAfterZ	notBeforeZserialNumbersubjectZsubjectAltNameversionc              C   s*   t t j} | tt d| _t j| _| S )NF)	ssl
SSLContextZPROTOCOL_TLS_SERVERload_cert_chainONLYCERTONLYKEYcheck_hostname	CERT_NONEverify_mode)Zserver_contextr   r   r   simple_server_sslcontextH   s
    r+   T)disable_verifyc             C   s"   t t j}d|_| rt j|_|S )NF)r#   r$   ZPROTOCOL_TLS_CLIENTr(   r)   r*   )r,   Zclient_contextr   r   r   simple_client_sslcontextP   s
    r-   c               C   s   t d krd S t t jS d S )N)r#   r$   ZPROTOCOL_TLSr   r   r   r   dummy_ssl_contextX   s    r.   c             C   s<   dd }| }|  |}d|_z| | W d |  X d S )Nc                  s   d S )Nr   r   r   r   r   once`   s    zrun_briefly.<locals>.onceF)create_task_log_destroy_pendingrun_until_completeclose)loopr/   gentr   r   r   run_briefly_   s    
r7      c             C   sT   t  | }xB| sN|d k	r8|t   }|dkr8t | tjd| d qW d S )Nr   gMbP?)r4   )time	monotonicr	   TimeoutErrorr2   r
   sleep)r4   predtimeoutdeadliner   r   r   	run_untilm   s    r@   c             C   s   |  | j |   dS )zLegacy API to run once through the event loop.

    This is the recommended pattern for test code.  It will poll the
    selector once and run all callbacks scheduled in response to I/O
    events.
    N)	call_soonstoprun_forever)r4   r   r   r   run_oncew   s    rD   c               @   s   e Zd Zdd Zdd ZdS )SilentWSGIRequestHandlerc             C   s   t  S )N)ioStringIO)selfr   r   r   
get_stderr   s    z#SilentWSGIRequestHandler.get_stderrc             G   s   d S )Nr   )rH   formatargsr   r   r   log_message   s    z$SilentWSGIRequestHandler.log_messageN)__name__
__module____qualname__rI   rL   r   r   r   r   rE      s   rE   c                   s(   e Zd ZdZ fddZdd Z  ZS )SilentWSGIServer   c                s"   t   \}}|| j ||fS )N)superget_request
settimeoutrequest_timeout)rH   requestclient_addr)	__class__r   r   rS      s    zSilentWSGIServer.get_requestc             C   s   d S )Nr   )rH   rV   client_addressr   r   r   handle_error   s    zSilentWSGIServer.handle_error)rM   rN   rO   rU   rS   rZ   __classcell__r   r   )rX   r   rP      s   rP   c               @   s   e Zd Zdd ZdS )SSLWSGIServerMixinc             C   sV   t  }|tt |j|dd}y| |||  |  W n tk
rP   Y nX d S )NT)server_side)	r#   r$   r%   r&   r'   Zwrap_socketZRequestHandlerClassr3   OSError)rH   rV   rY   contextZssockr   r   r   finish_request   s    z!SSLWSGIServerMixin.finish_requestN)rM   rN   rO   r`   r   r   r   r   r\      s   r\   c               @   s   e Zd ZdS )SSLWSGIServerN)rM   rN   rO   r   r   r   r   ra      s   ra   F)use_sslc             #   sv   dd }|r|n|}|| t   |  j _tj fddd}|  z
 V  W d       |	  X d S )Nc             S   s   d}dg}||| dgS )Nz200 OK)zContent-typez
text/plains   Test messager   )environZstart_responsestatusheadersr   r   r   app   s    
z_run_test_server.<locals>.appc                  s    j ddS )Ng?)Zpoll_interval)serve_foreverr   )httpdr   r   <lambda>       z"_run_test_server.<locals>.<lambda>)target)
rE   Zset_appZserver_addressaddress	threadingThreadstartshutdownZserver_closer   )rl   rb   
server_clsserver_ssl_clsrf   Zserver_classZserver_threadr   )rh   r   _run_test_server   s    


rs   AF_UNIXc               @   s   e Zd Zdd ZdS )UnixHTTPServerc             C   s   t j|  d| _d| _d S )Nz	127.0.0.1P   )socketserverUnixStreamServerserver_bindZserver_nameZserver_port)rH   r   r   r   ry      s    zUnixHTTPServer.server_bindN)rM   rN   rO   ry   r   r   r   r   ru      s   ru   c                   s(   e Zd ZdZdd Z fddZ  ZS )UnixWSGIServerrQ   c             C   s   t |  |   d S )N)ru   ry   Zsetup_environ)rH   r   r   r   ry      s    
zUnixWSGIServer.server_bindc                s"   t   \}}|| j |dfS )N)z	127.0.0.1 )rR   rS   rT   rU   )rH   rV   rW   )rX   r   r   rS      s    zUnixWSGIServer.get_request)rM   rN   rO   rU   ry   rS   r[   r   r   )rX   r   rz      s   rz   c               @   s   e Zd Zdd ZdS )SilentUnixWSGIServerc             C   s   d S )Nr   )rH   rV   rY   r   r   r   rZ      s    z!SilentUnixWSGIServer.handle_errorN)rM   rN   rO   rZ   r   r   r   r   r|      s   r|   c               @   s   e Zd ZdS )UnixSSLWSGIServerN)rM   rN   rO   r   r   r   r   r}      s   r}   c           	   C   s   t  } | jS Q R X d S )N)tempfileNamedTemporaryFilename)filer   r   r   gen_unix_socket_path   s    
r   c              c   s<   t  } z
| V  W d yt|  W n tk
r4   Y nX X d S )N)r   r   unlinkr^   )r   r   r   r   unix_socket_path   s    
r   c          	   c   s,   t  }t|| ttdE d H  W d Q R X d S )N)rl   rb   rq   rr   )r   rs   r|   r}   )rb   r   r   r   r   run_test_unix_server  s    r   z	127.0.0.1)hostportrb   c             c   s   t | |f|ttdE d H  d S )N)rl   rb   rq   rr   )rs   rP   ra   )r   r   rb   r   r   r   run_test_server	  s    
r   c             C   sP   i }x4t | D ](}|dr(|dr(qtd d||< qW td| f| j | S )N__)return_valueZTestProtocol)dir
startswithendswithMockCallbacktype	__bases__)basedctr   r   r   r   make_test_protocol  s    r   c               @   s6   e Zd Zdd ZdddZdd Zdd	 Zd
d ZdS )TestSelectorc             C   s
   i | _ d S )N)keys)rH   r   r   r   __init__  s    zTestSelector.__init__Nc             C   s   t |d||}|| j|< |S )Nr   )	selectorsSelectorKeyr   )rH   fileobjr   datakeyr   r   r   register  s    
zTestSelector.registerc             C   s   | j |S )N)r   pop)rH   r   r   r   r   
unregister$  s    zTestSelector.unregisterc             C   s   g S )Nr   )rH   r>   r   r   r   select'  s    zTestSelector.selectc             C   s   | j S )N)r   )rH   r   r   r   get_map*  s    zTestSelector.get_map)N)rM   rN   rO   r   r   r   r   r   r   r   r   r   r     s
   
r   c                   s   e Zd ZdZd. fdd	Zdd Zdd Z fd	d
Zdd Zdd Z	dd Z
dd Zdd Zdd Zdd Zdd Zdd Zdd Zdd  Zd!d" Zd#d$ Z fd%d&Zdd' fd(d)
Zd*d+ Zd,d- Z  ZS )/TestLoopa  Loop for unittests.

    It manages self time directly.
    If something scheduled to be executed later then
    on next loop iteration after all ready handlers done
    generator passed to __init__ is calling.

    Generator should be like this:

        def gen():
            ...
            when = yield ...
            ... = yield time_advance

    Value returned by yield is absolute time of next scheduled handler.
    Value passed to yield is time advance to move loop's time forward.
    Nc                sv   t    |d kr"dd }d| _nd| _| | _t| j d| _d| _g | _t | _	i | _
i | _|   t | _d S )Nc               s   s
   d V  d S )Nr   r   r   r   r   r5   E  s    zTestLoop.__init__.<locals>.genFTr   g&.>)rR   r   _check_on_close_gennext_time_clock_resolution_timersr   	_selectorreaderswritersreset_countersweakrefWeakValueDictionary_transports)rH   r5   )rX   r   r   r   A  s    

zTestLoop.__init__c             C   s   | j S )N)r   )rH   r   r   r   r9   X  s    zTestLoop.timec             C   s   |r|  j |7  _ dS )zMove test time forward.N)r   )rH   advancer   r   r   advance_time[  s    zTestLoop.advance_timec                sB   t    | jr>y| jd W n tk
r4   Y n
X tdd S )Nr   zTime generator is not finished)rR   r3   r   r   sendStopIterationAssertionError)rH   )rX   r   r   r3   `  s    
zTestLoop.closec             G   s   t ||| d | j|< d S )N)r   Handler   )rH   fdcallbackrK   r   r   r   _add_readerj  s    zTestLoop._add_readerc             C   s0   | j |  d7  < || jkr(| j|= dS dS d S )N   TF)remove_reader_countr   )rH   r   r   r   r   _remove_readerm  s
    
zTestLoop._remove_readerc             G   sh   || j krtd| d| j | }|j|krDtd|j d| |j|krdtd|j d| d S )Nzfd z is not registeredzunexpected callback: z != zunexpected callback args: )r   r   	_callback_args)rH   r   r   rK   handler   r   r   assert_readeru  s    



zTestLoop.assert_readerc             C   s   || j krtd| dd S )Nzfd z is registered)r   r   )rH   r   r   r   r   assert_no_reader  s    
zTestLoop.assert_no_readerc             G   s   t ||| d | j|< d S )N)r   r   r   )rH   r   r   rK   r   r   r   _add_writer  s    zTestLoop._add_writerc             C   s0   | j |  d7  < || jkr(| j|= dS dS d S )Nr   TF)remove_writer_countr   )rH   r   r   r   r   _remove_writer  s
    
zTestLoop._remove_writerc             G   s^   || j kstd|| j | }|j|ks>td|j||j|ksZtd|j|d S )Nzfd {} is not registeredz{!r} != {!r})r   r   rJ   r   r   )rH   r   r   rK   r   r   r   r   assert_writer  s    
zTestLoop.assert_writerc          
   C   s~   t |tsFyt| }W n* tttfk
rD   td|d Y nX y| j| }W n tk
rh   Y nX t	d||d S )NzInvalid file object: {!r}z.File descriptor {!r} is used by transport {!r})

isinstanceintfilenoAttributeError	TypeError
ValueErrorrJ   r   KeyErrorRuntimeError)rH   r   	transportr   r   r   _ensure_fd_no_transport  s    
z TestLoop._ensure_fd_no_transportc             G   s   |  | | j||f| S )zAdd a reader callback.)r   r   )rH   r   r   rK   r   r   r   
add_reader  s    
zTestLoop.add_readerc             C   s   |  | | |S )zRemove a reader callback.)r   r   )rH   r   r   r   r   remove_reader  s    
zTestLoop.remove_readerc             G   s   |  | | j||f| S )zAdd a writer callback..)r   r   )rH   r   r   rK   r   r   r   
add_writer  s    
zTestLoop.add_writerc             C   s   |  | | |S )zRemove a writer callback.)r   r   )rH   r   r   r   r   remove_writer  s    
zTestLoop.remove_writerc             C   s   t t| _t t| _d S )N)collectionsdefaultdictr   r   r   )rH   r   r   r   r     s    zTestLoop.reset_countersc                s:   t    x$| jD ]}| j|}| | qW g | _d S )N)rR   	_run_oncer   r   r   r   )rH   whenr   )rX   r   r   r     s
    
zTestLoop._run_once)r_   c               s&   | j | t j||f|d|iS )Nr_   )r   appendrR   call_at)rH   r   r   r_   rK   )rX   r   r   r     s    zTestLoop.call_atc             C   s   d S )Nr   )rH   
event_listr   r   r   _process_events  s    zTestLoop._process_eventsc             C   s   d S )Nr   )rH   r   r   r   _write_to_self  s    zTestLoop._write_to_self)N)rM   rN   rO   __doc__r   r9   r   r3   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r[   r   r   )rX   r   r   .  s,   
r   c              K   s   t jf ddgi| S )Nspec__call__)r   Mock)kwargsr   r   r   r     s    r   c               @   s   e Zd ZdZdd ZdS )MockPatternzA regex based str with a fuzzy __eq__.

    Use this helper with 'mock.assert_called_with', or anywhere
    where a regex comparison between strings is needed.

    For instance:
       mock_call.assert_called_with(MockPattern('spam.*ham'))
    c             C   s   t tt| |tjS )N)boolresearchstrS)rH   otherr   r   r   __eq__  s    zMockPattern.__eq__N)rM   rN   rO   r   r   r   r   r   r   r     s   r   c               @   s   e Zd Zdd Zdd ZdS )MockInstanceOfc             C   s
   || _ d S )N)_type)rH   r   r   r   r   r     s    zMockInstanceOf.__init__c             C   s   t || jS )N)r   r   )rH   r   r   r   r   r     s    zMockInstanceOf.__eq__N)rM   rN   rO   r   r   r   r   r   r   r     s   r   c             C   s$   t | }|d kr td| f |S )Nzunable to get the source of %r)r   _get_function_sourcer   )funcsourcer   r   r   get_function_source  s    
r   c               @   sH   e Zd Zedd ZddddZddd	Zd
d Zdd Zdd Z	dS )TestCasec             C   s&   | j }|d k	r|jdd |   d S )NT)wait)_default_executorrp   r3   )r4   executorr   r   r   
close_loop  s    zTestCase.close_loopT)cleanupc            C   s,   |d k	st td  |r(| | j| d S )N)r   r   set_event_loop
addCleanupr   )rH   r4   r   r   r   r   r     s    
zTestCase.set_event_loopNc             C   s   t |}| | |S )N)r   r   )rH   r5   r4   r   r   r   new_test_loop  s    
zTestCase.new_test_loopc             C   s   | j t_ d S )N)_get_running_loopr   )rH   r   r   r   unpatch_get_running_loop  s    z!TestCase.unpatch_get_running_loopc             C   s    t j| _dd t _t | _d S )Nc               S   s   d S )Nr   r   r   r   r   ri     rj   z TestCase.setUp.<locals>.<lambda>)r   r   r   threading_setup_thread_cleanup)rH   r   r   r   setUp	  s    
zTestCase.setUpc             C   sB   |    td  | t d |   tj| j	  t
  d S )N)NNN)r   r   r   assertEqualsysexc_info
doCleanupsr   threading_cleanupr   reap_children)rH   r   r   r   tearDown  s    
zTestCase.tearDown)N)
rM   rN   rO   staticmethodr   r   r   r   r   r  r   r   r   r   r     s   
r   c           	   c   s2   t j} zt tjd  dV  W dt |  X dS )zrContext manager to disable asyncio logger.

    For example, it can be used to ignore warnings in debug mode.
    r   N)r   levelsetLevelloggingCRITICAL)	old_levelr   r   r   disable_logger  s
    
r	  c             C   s*   t tj}| |_||_||_d|j_|S )z'Create a mock of a non-blocking socket.g        )r   	MagicMocksocketprotor   family
gettimeoutr   )r  r   r  sockr   r   r   mock_nonblocking_socket*  s    r  )r8   )Nr   r   
contextlibrF   r  r   r   r   r  rw   r   r~   rm   r9   unittestr   r   Zhttp.serverr   Zwsgiref.simple_serverr   r   r#   ImportErrorasyncior   r   r   r	   r
   Zasyncio.logr   testr   r   r&   r'   ZSIGNED_CERTFILEZ
SIGNING_CAZPEERCERTr+   r-   r.   r7   r@   rD   rE   rP   r\   ra   rs   r   rx   ru   rz   r|   r}   r   contextmanagerr   r   r   r   BaseSelectorr   BaseEventLoopr   r   r   r   r   r   r   r	  IPPROTO_TCPSOCK_STREAMAF_INETr  r   r   r   r   <module>   s   


	
 %*