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Test cases for L{twisted.logger._file}.
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Tests for L{FileLogObserver}.
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L{FileLogObserver} is an L{ILogObserver}.
c S � t | �S �N��str��e� r �?/usr/lib/python3/dist-packages/twisted/logger/test/test_file.py�<lambda> � z5FileLogObserverTests.test_interface.<locals>.<lambda>N)r r r r r
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L{FileLogObserver} writes to the given file when it observes events.
c S r r r r r r r r * r z9FileLogObserverTests.test_observeWrites.<locals>.<lambda>� ��xN)r r �dict� assertEqual�getvaluer �r r r! �eventr r r �test_observeWrites% s
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Verify that observer performs an expected number of writes when the
formatter returns a given value.
@param what: the value for the formatter to return.
@param count: the expected number of writes.
c s � S r r r �r, r r r 8 s z:FileLogObserverTests._test_observeWrites.<locals>.<lambda>r# r$ N)� DummyFiler r r r r& r' �writes)r r, r- r r! r* r r. r �_test_observeWrites/ s
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L{FileLogObserver} does not write to the given file when it observes
events and C{formatEvent} returns L{None}.
Nr �r1 �r r r r �test_observeWritesNone= � z+FileLogObserverTests.test_observeWritesNonec C s | � dd� dS )z�
L{FileLogObserver} does not write to the given file when it observes
events and C{formatEvent} returns C{""}.
� r Nr2 r3 r r r �test_observeWritesEmptyD r5 z,FileLogObserverTests.test_observeWritesEmptyc C sd t � �%}tttt |�dd� �}tdd�}||� | �|jd� W d � dS 1 s+w Y dS )zl
L{FileLogObserver} calles C{flush()} on the output file when it
observes an event.
c S r r r r r r r r Q r z:FileLogObserverTests.test_observeFlushes.<locals>.<lambda>r# r$ N)r/ r r r r r& r' �flushesr) r r r �test_observeFlushesK s
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Tests for L{textFileLogObserver}.
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L{textFileLogObserver} returns a L{FileLogObserver}.
N)r r �assertIsInstancer �r r r! r r r �test_returnsFileLogObserver\ s "�z4TextFileLogObserverTests.test_returnsFileLogObserverc C sB t � �}t|�}| �|j|� W d � dS 1 sw Y dS )�F
Returned L{FileLogObserver} has the correct outFile.
N)r r �assertIs�_outFilerB r r r � test_outFiled s "�z%TextFileLogObserverTests.test_outFilec C sX t � � }t|dd�}|tddd�� | �|�� d� W d � dS 1 s%w Y dS )rD z%f)�
timeFormat�XYZZYg�����m�@)�
log_format�log_timez600000 [-#-] XYZZY
N)r r r& r' r( rB r r r �test_timeFormatl s
"�z(TextFileLogObserverTests.test_timeFormatc C s� t � �>}t|�}zdd W n ty t� }Y nw t|d�}||� |�� }| j|�d�d �d�t |�d� W d � dS 1 sDw Y dS )z�
If the C{"log_failure"} key exists in an event, the observer appends
the failure's traceback to the output.
r# r �� log_failure�
z Traceback )�msgN)
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If the C{"log_failure"} key exists in an event, and contains an object
that raises when you call its C{getTraceback()}, then the observer
appends a message noting the problem, instead of raising.
rM z'(UNABLE TO OBTAIN TRACEBACK FROM EVENT)N)r r r& �objectr( �assertIn)r r r! r* rW �expectedr r r �+test_observeFailureThatRaisesInGetTraceback� s "�zDTextFileLogObserverTests.test_observeFailureThatRaisesInGetTracebackr: ) r; r< r= r> rC rG rL rX r\ r r r r r@ W s
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File that counts writes and flushes.
r Nc C s d| _ d| _d S )Nr )r0 r8 r3 r r r �__init__� s
zDummyFile.__init__�datac C � | j d7 _ dS )z8
Write data.
@param data: data
r# N)r0 )r r^ r r r �write� s zDummyFile.writec C r_ )z
Flush buffers.
r# N)r8 r3 r r r �flush� s zDummyFile.flushc C s | S r r r3 r r r � __enter__� s zDummyFile.__enter__�exc_type� exc_value� tracebackc C s d S r r )r rc rd re r r r �__exit__� s zDummyFile.__exit__r: )r r/ )r; r< r= r> r] r r` ra rb r r �
BaseExceptionr �boolrf r r r r r/ � s
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