o
    b5                     @   s*  d Z ddlZddlmZ ddlmZ ddlmZ ddlm	Z	m
Z
 ddlmZmZ ddlmZ dd	lmZ dd
lmZ ddlmZmZmZ ddlmZmZ ddlmZmZmZmZm Z m!Z!m"Z"m#Z#m$Z$ G dd de
Z%G dd de	Z&G dd de
Z'G dd de
Z(G dd dej)Z*G dd de	Z+dS )z 
Tests for L{twisted.web.util}.
    N)defer)networkString)Failure)SynchronousTestCaseTestCase)resourceutil)FlattenerError)FOUND)Request)	TagLoaderflattenStringtags)DummyChannelDummyRequest)	DeferredResourceFailureElementParentRedirect_FrameElement_SourceFragmentElement_SourceLineElement_StackElementformatFailure
redirectToc                   @       e Zd ZdZdd Zdd ZdS )RedirectToTestsz"
    Tests for L{redirectTo}.
    c                 C   s^   t t d}d|_d}t|| | |jt | |jd|g | |jddg dS )z
        L{redirectTo} will set the C{Location} and C{Content-Type} headers on
        its request, and set the response code to C{FOUND}, so the browser will
        be redirected.
        T   GETs   http://target.example.com/4321s   locations   content-types   text/html; charset=utf-8N)	r   r   methodr   assertEqualcoder
   responseHeadersgetRawHeadersselfrequest	targetURL r&   </usr/lib/python3/dist-packages/twisted/web/test/test_util.pytest_headersAndCode'   s   

z#RedirectToTests.test_headersAndCodec                 C   s*   t t d}d|_d}| tt|| dS )zW
        L{redirectTo} will raise TypeError if unicode object is passed in URL
        Tr   zhttp://target.example.com/4321N)r   r   r   assertRaises	TypeErrorr   r"   r&   r&   r'   test_redirectToUnicodeURL:   s   z)RedirectToTests.test_redirectToUnicodeURLN)__name__
__module____qualname____doc__r(   r+   r&   r&   r&   r'   r   "   s    r   c                   @   s6   e Zd ZdZdefddZdd Zdd Zd	d
 ZdS )ParentRedirectTestsz!
    Test L{ParentRedirect}.
    requestPathc                 C   sF   t t d}d|_|dd|_t }|| |j	d\}|S )z
        Render a response to a request with path *requestPath*

        @param requestPath: A slash-separated path like C{b'/foo/bar'}.

        @returns: The value of the I{Location} header.
        Tr      /s   Location)
r   r   r   lstripsplitprepathr   renderr    r!   )r#   r1   r$   r   locationr&   r&   r'   doLocationTestI   s   
z"ParentRedirectTests.doLocationTestc                 C   (   |  d| d |  d| d dS )zi
        At the URL root issue a redirect to the current URL, removing any query
        string.
           http://10.0.0.1/r2   s   /?biff=baffNr   r8   r#   r&   r&   r'   test_locationRoot[   s   z%ParentRedirectTests.test_locationRootc                 C   r9   )zt
        A request for a resource one level down from the URL root produces
        a redirect to the root.
        r:   s   /foos   /foo?bar=sproiiingNr;   r<   r&   r&   r'   test_locationToRootc   s   
z'ParentRedirectTests.test_locationToRootc                 C   s:   |  d| d |  d| d |  d| d dS )zp
        Requests for resources directly under the path C{/foo/} produce
        redirects to C{/foo/}.
        s   http://10.0.0.1/foo/s   /foo/s   /foo/bars   /foo/bar?biz=bazNr;   r<   r&   r&   r'   test_locationUpOnem   s
   
z&ParentRedirectTests.test_locationUpOneN)	r,   r-   r.   r/   bytesr8   r=   r>   r?   r&   r&   r&   r'   r0   D   s    
r0   c                   @   sh   e Zd Z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S )FailureElementTestszn
    Tests for L{FailureElement} and related helpers which can render a
    L{Failure} as an HTML string.
    c                 C   sR   dd }|j jd | _z|  W dS  ty(   tdd| _| jjd | _Y dS w )zO
        Create a L{Failure} which can be used by the rendering tests.
        c                  S   s   d} t | )NzThis is a problem)	Exception)messager&   r&   r'   lineNumberProbeAlsoBroken   s   z<FailureElementTests.setUp.<locals>.lineNumberProbeAlsoBroken   T)captureVarsN)__code__co_firstlinenobaseBaseExceptionr   failureframesframe)r#   rD   r&   r&   r'   setUp   s   zFailureElementTests.setUpc                 C   sN   t tttjddtjdddd}td|}d}|| j|d |S )	zN
        L{_SourceLineElement} renders a source line and line number.
        
lineNumberr6   
sourceLine2   z    print 'hello'Nu:   <div><span>50</span><span>    print 'hello'</span></div>zutf-8)	r   r   r   divspanr   addCallbackr   encode)r#   elementdexpectedr&   r&   r'   test_sourceLineElement   s   
z*FailureElementTests.test_sourceLineElementc           	      C   s   t ttjtjddtjdddd| j}g d}td|}d}t|D ]-\}}d}|d	krD||dd
g|d	k | j	| d| 7 }q%||d| j	| d| 7 }q%|
d}|| j| |S )z
        L{_SourceFragmentElement} renders source lines at and around the line
        number indicated by a frame object.
        rP   rQ   rR   sourceLines)u#       message = "This is a problem"u       raise Exception(message) Nr]   z?<div class="snippet{}Line"><span>{}</span><span>{}</span></div>rE   	Highlightu           utf8)r   r   r   rT   rU   rN   r   	enumerateformatrJ   rW   rV   r   )	r#   rX   sourcerY   stringToCheckForrP   rR   templatebytesToCheckForr&   r&   r'   test_sourceFragmentElement   s6   



z.FailureElementTests.test_sourceFragmentElementc                 C   sF   t ttjdd| j}td|}|| jdtt	
d d  |S )z
        The I{filename} renderer of L{_FrameElement} renders the filename
        associated with the frame object used to initialize the
        L{_FrameElement}.
        filenamerQ   N   <span>c   </span>)r   r   r   rU   rN   r   rV   r   r   __file__rstripr#   rX   rY   r&   r&   r'   test_frameElementFilename   s   
z-FailureElementTests.test_frameElementFilenamec                 C   s@   t ttjdd| j}td|}|| jd| jd f  |S )z
        The I{lineNumber} renderer of L{_FrameElement} renders the line number
        associated with the frame object used to initialize the
        L{_FrameElement}.
        rP   rQ   Ns   <span>%d</span>rE   )	r   r   r   rU   rN   r   rV   r   rJ   rm   r&   r&   r'   test_frameElementLineNumber   s   
z/FailureElementTests.test_frameElementLineNumberc                 C   s4   t ttjdd| j}td|}|| jd |S )z
        The I{function} renderer of L{_FrameElement} renders the line number
        associated with the frame object used to initialize the
        L{_FrameElement}.
        functionrQ   Ns&   <span>lineNumberProbeAlsoBroken</span>)r   r   r   rU   rN   r   rV   r   rm   r&   r&   r'   test_frameElementFunction   s   
z-FailureElementTests.test_frameElementFunctionc                 C   s\   t d| j}|d}t }|d|}| |t | |j| j | |g|j	
  dS )z
        The I{source} renderer of L{_FrameElement} renders the source code near
        the source filename/line number associated with the frame object used to
        initialize the L{_FrameElement}.
        Nrb   )r   rN   lookupRenderMethodr   rT   assertIsInstancer   assertIdenticalr   loaderloadr#   rX   renderertagresultr&   r&   r'   test_frameElementSource   s   

z+FailureElementTests.test_frameElementSourcec                 C   s   t d| jjdd }|d}t }|d|}| |t | |d t | 	|d j
| jjd  | |d t | 	|d j
| jjd  | |d j |d j  | dt| dS )z
        The I{frames} renderer of L{_StackElement} renders each stack frame in
        the list of frames used to initialize the L{_StackElement}.
        N   rM   r   rE   )r   rL   rM   rr   r   rT   rs   listr   rt   rN   assertNotEqualru   rv   r   lenrw   r&   r&   r'   test_stackElement  s   

 z%FailureElementTests.test_stackElementc                 C   s\   t | j}|d}t }|d|}| |t | |j| jj	 | 
|g|j  dS )z
        The I{traceback} renderer of L{FailureElement} renders the failure's
        stack frames using L{_StackElement}.
        	tracebackN)r   rL   rr   r   rT   rs   r   rt   stackFramesrM   r   ru   rv   rw   r&   r&   r'   test_failureElementTraceback  s   


z0FailureElementTests.test_failureElementTracebackc                 C   s@   t | jttjdd}td|}d}|| jd| d  |S )zi
        The I{type} renderer of L{FailureElement} renders the failure's
        exception type.
        typerQ   Ns   builtins.Exceptionrh   rj   r   rL   r   r   rU   r   rV   r   )r#   rX   rY   excr&   r&   r'   test_failureElementType!  s
   
z+FailureElementTests.test_failureElementTypec                 C   s4   t | jttjdd}td|}|| jd |S )zi
        The I{value} renderer of L{FailureElement} renders the value's exception
        value.
        valuerQ   Ns   <span>This is a problem</span>r   rm   r&   r&   r'   test_failureElementValue,  s   
z,FailureElementTests.test_failureElementValueN)r,   r-   r.   r/   rO   r[   rf   rn   ro   rq   r{   r   r   r   r   r&   r&   r&   r'   rA   y   s    *rA   c                   @   r   )FormatFailureTestsz
    Tests for L{twisted.web.util.formatFailure} which returns an HTML string
    representing the L{Failure} instance passed to it.
    c                 C   s   |  ttt  dS )z}
        If there is an error flattening the L{Failure} instance,
        L{formatFailure} raises L{FlattenerError}.
        N)r)   r	   r   objectr<   r&   r&   r'   test_flattenerError=  s   z&FormatFailureTests.test_flattenerErrorc                 C   sZ   zt d ty   tt }Y nw | |t | tdd |D  | d| dS )z
        The return value of L{formatFailure} is a C{str} instance (not a
        C{unicode} instance) with numeric character references for any non-ASCII
        characters meant to appear in the output.
        zFake bugc                 s   s    | ]}|d k V  qdS )   Nr&   ).0chr&   r&   r'   	<genexpr>P  s    z7FormatFailureTests.test_returnsBytes.<locals>.<genexpr>s   &#160;N)	rB   rK   r   r   rs   r@   
assertTrueallassertIn)r#   rz   r&   r&   r'   test_returnsBytesD  s   z$FormatFailureTests.test_returnsBytesN)r,   r-   r.   r/   r   r   r&   r&   r&   r'   r   7  s    r   c                   @   s   e Zd Zdd Zdd ZdS )
SDResourcec                 C   s
   || _ d S N)default)r#   r   r&   r&   r'   __init__V  s   
zSDResource.__init__c                 C   s"   t | j}t|}|||S r   )r   succeedr   r   r   getChildWithDefault)r#   namer$   rY   r   r&   r&   r'   r   Y  s   
zSDResource.getChildWithDefaultN)r,   r-   r.   r   r   r&   r&   r&   r'   r   U  s    r   c                   @   s(   e Zd ZdZdd Zdd Zdd ZdS )	DeferredResourceTestsz(
    Tests for L{DeferredResource}.
    c                 C   sD   t  }d|_t|}tg d}t || | |jddg d S )NrE   )foobarbazr   r   )r   ResourceisLeafr   r   getChildForRequestr   postpath)r#   rsrY   r&   r&   r'   testDeferredResourced  s   z*DeferredResourceTests.testDeferredResourcec                 C   sF   g }t g }|j|_t }tt|}|| | ||g dS )z
        L{DeferredResource} uses the request object's C{render} method to
        render the resource which is the result of the L{Deferred} being
        handled.
        N)	r   appendr6   r   r   r   r   r   r   )r#   renderedr$   rz   deferredResourcer&   r&   r'   test_renderl  s   
z!DeferredResourceTests.test_renderc                 C   sh   t g }| }tt }tt|}|| | | 	|| ~t
  | t}| |g  dS )z
        If the L{Deferred} fails, L{DeferredResource} reports the failure via
        C{processingFailed}, and does not cause an unhandled error to be
        logged.
        N)r   notifyFinishr   RuntimeErrorr   r   failr6   r   failureResultOfgccollectflushLoggedErrors)r#   r$   rY   rL   r   errorsr&   r&   r'   test_renderNoFailure{  s   


z*DeferredResourceTests.test_renderNoFailureN)r,   r-   r.   r/   r   r   r   r&   r&   r&   r'   r   _  s
    r   ),r/   r   twisted.internetr   twisted.python.compatr   twisted.python.failurer   twisted.trial.unittestr   r   twisted.webr   r   twisted.web.errorr	   twisted.web.httpr
   twisted.web.serverr   twisted.web.templater   r   r   twisted.web.test.requesthelperr   r   twisted.web.utilr   r   r   r   r   r   r   r   r   r   r0   rA   r   r   r   r   r&   r&   r&   r'   <module>   s(   ,"5 ?
