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Tests for L{twisted.python.zipstream}
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File entry classes should behave as file-like objects
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Return an appropriate zip file entry
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zip files should not be ttys, so isatty() should be false
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The C{closed} attribute should reflect whether C{close()} has been
called.
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C{readline()} should mirror L{file.readline} and return up to a single
delimiter.
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Zip file entries should implement the iterator protocol as files do.
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C{readlines()} should return a list of all the lines.
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C{__iter__()} and C{xreadlines()} should return C{self}.
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C{.read()} should read the entire file.
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C{.read(num)} should read num bytes from the file.
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C{.tell()} should return the number of bytes that have been read so
far.
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DeflatedZipFileEntry should be file-like
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ZipFileEntry should be file-like
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Tests for twisted.python.zipstream
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Creates junk data that can be compressed and a test directory for any
files that will be created
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zZipstreamTests.setUpr c C sv | j �d�j}t�|d��$}t|�D ]\}}t|�}|r"|d | }|�||� qW d � |S 1 s4w Y |S )z�
Makes a zip file archive containing len(contents) files. Contents
should be a list of strings, each string being the content of one file.
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zpfilename�zpfile�ir r r r r � makeZipFile� s �
��zZipstreamTests.makeZipFilec C sF t �| �� d��}| �t|jd� W d � dS 1 s w Y dS )z�
A ChunkingZipFile opened in write-mode should not allow .readfile(),
and raise a RuntimeError instead.
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r( � RuntimeErrorr �r �czfr r r �test_invalidMode� s "�z ZipstreamTests.test_invalidModec C s0 t �| �dg�d�}|�� | �t|jd� dS )zn
A closed ChunkingZipFile should raise a L{RuntimeError} when
.readfile() is invoked.
r\ r N)r r r[ �closer( r] r r^ r r r �test_closedArchive� s z!ZipstreamTests.test_closedArchivec C s | � ddg�}t�|d��}|�d�j}W d � n1 s w Y t|d��}|�|d� |�d� W d � n1 s>w Y t� |��7}| �
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A zipfile entry with the wrong magic number should raise BadZipfile for
readfile(), but that should not affect other files in the archive.
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test contentsz
more contentsr �0N�r+br s 0000�1�
more contents)r[ r r �getinfo�
header_offset�open�seek�writer r r( �
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A zipfile entry with a different filename than is found in the central
directory should raise BadZipfile.
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FileHeaderr r r( rl r r# r1 )r rm rn �inforp r_ rq r r r �test_filenameMismatch� s"
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A zipfile which describes an unsupported compression mechanism should
raise BadZipfile.
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compress_typer r r( rl r )r rm rn �zir_ r r r �test_unsupportedCompression� s
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readfile() should skip over 'extra' data present in the zip metadata.
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the real dataN)r
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extra_datar_ rq r r r �test_extraData� s
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L{twisted.python.zipstream.unzipIterChunky} returns an iterator which
must be exhausted to completely unzip the input archive.
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The path to which a file is extracted by L{zipstream.unzipIterChunky}
is determined by joining the C{directory} argument to C{unzip} with the
path within the archive of the file being extracted.
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unzipIterChunky should unzip the given number of bytes per iteration.
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zipstreamjunkN)r� �round�randomrV r� r � hexdigestr rL r
rN rO rT � _makebigfiler r� r' r r# ri r1 )r r
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unzipIterChunky should unzip the given number of bytes per iteration on
a stored archive.
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unzipIterChunky should unzip the given number of bytes per iteration on
a deflated archive.
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Create a zip file with the given file name and compression scheme.
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r� rn rZ rm r r r r� C s "�zZipstreamTests._makebigfileN)r )r@ rA rB rC rR r[ r` rb rr ru ry r� r� r� r� r� r� r� r r r r rJ � s
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