mirror of https://github.com/python/cpython
2090 lines
81 KiB
Python
2090 lines
81 KiB
Python
import contextlib
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import io
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import os
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import importlib.util
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import posixpath
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import time
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import struct
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import zipfile
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import unittest
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from tempfile import TemporaryFile
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from random import randint, random, getrandbits
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from test.support import (TESTFN, findfile, unlink, rmtree,
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requires_zlib, requires_bz2, requires_lzma,
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captured_stdout, check_warnings)
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TESTFN2 = TESTFN + "2"
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TESTFNDIR = TESTFN + "d"
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FIXEDTEST_SIZE = 1000
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DATAFILES_DIR = 'zipfile_datafiles'
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SMALL_TEST_DATA = [('_ziptest1', '1q2w3e4r5t'),
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('ziptest2dir/_ziptest2', 'qawsedrftg'),
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('ziptest2dir/ziptest3dir/_ziptest3', 'azsxdcfvgb'),
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('ziptest2dir/ziptest3dir/ziptest4dir/_ziptest3', '6y7u8i9o0p')]
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def getrandbytes(size):
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return getrandbits(8 * size).to_bytes(size, 'little')
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def get_files(test):
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yield TESTFN2
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with TemporaryFile() as f:
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yield f
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test.assertFalse(f.closed)
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with io.BytesIO() as f:
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yield f
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test.assertFalse(f.closed)
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def openU(zipfp, fn):
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with check_warnings(('', DeprecationWarning)):
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return zipfp.open(fn, 'rU')
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class AbstractTestsWithSourceFile:
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@classmethod
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def setUpClass(cls):
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cls.line_gen = [bytes("Zipfile test line %d. random float: %f\n" %
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(i, random()), "ascii")
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for i in range(FIXEDTEST_SIZE)]
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cls.data = b''.join(cls.line_gen)
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def setUp(self):
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# Make a source file with some lines
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with open(TESTFN, "wb") as fp:
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fp.write(self.data)
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def make_test_archive(self, f, compression):
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# Create the ZIP archive
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with zipfile.ZipFile(f, "w", compression) as zipfp:
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zipfp.write(TESTFN, "another.name")
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zipfp.write(TESTFN, TESTFN)
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zipfp.writestr("strfile", self.data)
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def zip_test(self, f, compression):
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self.make_test_archive(f, compression)
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# Read the ZIP archive
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with zipfile.ZipFile(f, "r", compression) as zipfp:
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self.assertEqual(zipfp.read(TESTFN), self.data)
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self.assertEqual(zipfp.read("another.name"), self.data)
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self.assertEqual(zipfp.read("strfile"), self.data)
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# Print the ZIP directory
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fp = io.StringIO()
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zipfp.printdir(file=fp)
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directory = fp.getvalue()
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lines = directory.splitlines()
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self.assertEqual(len(lines), 4) # Number of files + header
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self.assertIn('File Name', lines[0])
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self.assertIn('Modified', lines[0])
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self.assertIn('Size', lines[0])
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fn, date, time_, size = lines[1].split()
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self.assertEqual(fn, 'another.name')
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self.assertTrue(time.strptime(date, '%Y-%m-%d'))
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self.assertTrue(time.strptime(time_, '%H:%M:%S'))
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self.assertEqual(size, str(len(self.data)))
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# Check the namelist
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names = zipfp.namelist()
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self.assertEqual(len(names), 3)
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self.assertIn(TESTFN, names)
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self.assertIn("another.name", names)
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self.assertIn("strfile", names)
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# Check infolist
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infos = zipfp.infolist()
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names = [i.filename for i in infos]
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self.assertEqual(len(names), 3)
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self.assertIn(TESTFN, names)
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self.assertIn("another.name", names)
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self.assertIn("strfile", names)
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for i in infos:
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self.assertEqual(i.file_size, len(self.data))
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# check getinfo
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for nm in (TESTFN, "another.name", "strfile"):
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info = zipfp.getinfo(nm)
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self.assertEqual(info.filename, nm)
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self.assertEqual(info.file_size, len(self.data))
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# Check that testzip doesn't raise an exception
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zipfp.testzip()
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def test_basic(self):
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for f in get_files(self):
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self.zip_test(f, self.compression)
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def zip_open_test(self, f, compression):
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self.make_test_archive(f, compression)
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# Read the ZIP archive
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with zipfile.ZipFile(f, "r", compression) as zipfp:
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zipdata1 = []
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with zipfp.open(TESTFN) as zipopen1:
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while True:
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read_data = zipopen1.read(256)
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if not read_data:
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break
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zipdata1.append(read_data)
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zipdata2 = []
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with zipfp.open("another.name") as zipopen2:
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while True:
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read_data = zipopen2.read(256)
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if not read_data:
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break
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zipdata2.append(read_data)
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self.assertEqual(b''.join(zipdata1), self.data)
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self.assertEqual(b''.join(zipdata2), self.data)
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def test_open(self):
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for f in get_files(self):
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self.zip_open_test(f, self.compression)
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def zip_random_open_test(self, f, compression):
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self.make_test_archive(f, compression)
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# Read the ZIP archive
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with zipfile.ZipFile(f, "r", compression) as zipfp:
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zipdata1 = []
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with zipfp.open(TESTFN) as zipopen1:
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while True:
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read_data = zipopen1.read(randint(1, 1024))
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if not read_data:
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break
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zipdata1.append(read_data)
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self.assertEqual(b''.join(zipdata1), self.data)
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def test_random_open(self):
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for f in get_files(self):
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self.zip_random_open_test(f, self.compression)
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def zip_read1_test(self, f, compression):
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self.make_test_archive(f, compression)
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# Read the ZIP archive
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with zipfile.ZipFile(f, "r") as zipfp, \
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zipfp.open(TESTFN) as zipopen:
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zipdata = []
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while True:
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read_data = zipopen.read1(-1)
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if not read_data:
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break
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zipdata.append(read_data)
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self.assertEqual(b''.join(zipdata), self.data)
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def test_read1(self):
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for f in get_files(self):
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self.zip_read1_test(f, self.compression)
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def zip_read1_10_test(self, f, compression):
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self.make_test_archive(f, compression)
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# Read the ZIP archive
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with zipfile.ZipFile(f, "r") as zipfp, \
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zipfp.open(TESTFN) as zipopen:
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zipdata = []
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while True:
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read_data = zipopen.read1(10)
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self.assertLessEqual(len(read_data), 10)
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if not read_data:
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break
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zipdata.append(read_data)
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self.assertEqual(b''.join(zipdata), self.data)
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def test_read1_10(self):
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for f in get_files(self):
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self.zip_read1_10_test(f, self.compression)
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def zip_readline_read_test(self, f, compression):
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self.make_test_archive(f, compression)
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# Read the ZIP archive
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with zipfile.ZipFile(f, "r") as zipfp, \
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zipfp.open(TESTFN) as zipopen:
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data = b''
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while True:
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read = zipopen.readline()
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if not read:
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break
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data += read
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read = zipopen.read(100)
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if not read:
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break
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data += read
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self.assertEqual(data, self.data)
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def test_readline_read(self):
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# Issue #7610: calls to readline() interleaved with calls to read().
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for f in get_files(self):
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self.zip_readline_read_test(f, self.compression)
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def zip_readline_test(self, f, compression):
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self.make_test_archive(f, compression)
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# Read the ZIP archive
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with zipfile.ZipFile(f, "r") as zipfp:
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with zipfp.open(TESTFN) as zipopen:
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for line in self.line_gen:
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linedata = zipopen.readline()
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self.assertEqual(linedata, line)
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def test_readline(self):
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for f in get_files(self):
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self.zip_readline_test(f, self.compression)
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def zip_readlines_test(self, f, compression):
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self.make_test_archive(f, compression)
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# Read the ZIP archive
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with zipfile.ZipFile(f, "r") as zipfp:
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with zipfp.open(TESTFN) as zipopen:
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ziplines = zipopen.readlines()
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for line, zipline in zip(self.line_gen, ziplines):
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self.assertEqual(zipline, line)
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def test_readlines(self):
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for f in get_files(self):
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self.zip_readlines_test(f, self.compression)
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def zip_iterlines_test(self, f, compression):
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self.make_test_archive(f, compression)
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# Read the ZIP archive
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with zipfile.ZipFile(f, "r") as zipfp:
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with zipfp.open(TESTFN) as zipopen:
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for line, zipline in zip(self.line_gen, zipopen):
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self.assertEqual(zipline, line)
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def test_iterlines(self):
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for f in get_files(self):
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self.zip_iterlines_test(f, self.compression)
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def test_low_compression(self):
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"""Check for cases where compressed data is larger than original."""
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# Create the ZIP archive
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with zipfile.ZipFile(TESTFN2, "w", self.compression) as zipfp:
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zipfp.writestr("strfile", '12')
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# Get an open object for strfile
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with zipfile.ZipFile(TESTFN2, "r", self.compression) as zipfp:
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with zipfp.open("strfile") as openobj:
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self.assertEqual(openobj.read(1), b'1')
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self.assertEqual(openobj.read(1), b'2')
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def test_writestr_compression(self):
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zipfp = zipfile.ZipFile(TESTFN2, "w")
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zipfp.writestr("b.txt", "hello world", compress_type=self.compression)
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info = zipfp.getinfo('b.txt')
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self.assertEqual(info.compress_type, self.compression)
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def test_read_return_size(self):
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# Issue #9837: ZipExtFile.read() shouldn't return more bytes
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# than requested.
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for test_size in (1, 4095, 4096, 4097, 16384):
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file_size = test_size + 1
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junk = getrandbytes(file_size)
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with zipfile.ZipFile(io.BytesIO(), "w", self.compression) as zipf:
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zipf.writestr('foo', junk)
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with zipf.open('foo', 'r') as fp:
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buf = fp.read(test_size)
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self.assertEqual(len(buf), test_size)
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def test_truncated_zipfile(self):
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fp = io.BytesIO()
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with zipfile.ZipFile(fp, mode='w') as zipf:
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zipf.writestr('strfile', self.data, compress_type=self.compression)
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end_offset = fp.tell()
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zipfiledata = fp.getvalue()
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fp = io.BytesIO(zipfiledata)
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with zipfile.ZipFile(fp) as zipf:
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with zipf.open('strfile') as zipopen:
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fp.truncate(end_offset - 20)
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with self.assertRaises(EOFError):
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zipopen.read()
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fp = io.BytesIO(zipfiledata)
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with zipfile.ZipFile(fp) as zipf:
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with zipf.open('strfile') as zipopen:
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fp.truncate(end_offset - 20)
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with self.assertRaises(EOFError):
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while zipopen.read(100):
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pass
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fp = io.BytesIO(zipfiledata)
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with zipfile.ZipFile(fp) as zipf:
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with zipf.open('strfile') as zipopen:
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fp.truncate(end_offset - 20)
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with self.assertRaises(EOFError):
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while zipopen.read1(100):
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pass
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def test_repr(self):
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fname = 'file.name'
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for f in get_files(self):
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with zipfile.ZipFile(f, 'w', self.compression) as zipfp:
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zipfp.write(TESTFN, fname)
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r = repr(zipfp)
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self.assertIn("mode='w'", r)
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with zipfile.ZipFile(f, 'r') as zipfp:
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r = repr(zipfp)
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if isinstance(f, str):
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self.assertIn('filename=%r' % f, r)
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else:
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self.assertIn('file=%r' % f, r)
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self.assertIn("mode='r'", r)
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r = repr(zipfp.getinfo(fname))
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self.assertIn('filename=%r' % fname, r)
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self.assertIn('filemode=', r)
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self.assertIn('file_size=', r)
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if self.compression != zipfile.ZIP_STORED:
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self.assertIn('compress_type=', r)
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self.assertIn('compress_size=', r)
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with zipfp.open(fname) as zipopen:
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r = repr(zipopen)
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self.assertIn('name=%r' % fname, r)
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self.assertIn("mode='r'", r)
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if self.compression != zipfile.ZIP_STORED:
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self.assertIn('compress_type=', r)
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self.assertIn('[closed]', repr(zipopen))
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self.assertIn('[closed]', repr(zipfp))
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def tearDown(self):
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unlink(TESTFN)
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unlink(TESTFN2)
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class StoredTestsWithSourceFile(AbstractTestsWithSourceFile,
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unittest.TestCase):
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compression = zipfile.ZIP_STORED
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test_low_compression = None
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def zip_test_writestr_permissions(self, f, compression):
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# Make sure that writestr creates files with mode 0600,
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# when it is passed a name rather than a ZipInfo instance.
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self.make_test_archive(f, compression)
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with zipfile.ZipFile(f, "r") as zipfp:
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zinfo = zipfp.getinfo('strfile')
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self.assertEqual(zinfo.external_attr, 0o600 << 16)
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def test_writestr_permissions(self):
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for f in get_files(self):
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self.zip_test_writestr_permissions(f, zipfile.ZIP_STORED)
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def test_absolute_arcnames(self):
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with zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_STORED) as zipfp:
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zipfp.write(TESTFN, "/absolute")
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with zipfile.ZipFile(TESTFN2, "r", zipfile.ZIP_STORED) as zipfp:
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self.assertEqual(zipfp.namelist(), ["absolute"])
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def test_append_to_zip_file(self):
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"""Test appending to an existing zipfile."""
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with zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_STORED) as zipfp:
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zipfp.write(TESTFN, TESTFN)
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with zipfile.ZipFile(TESTFN2, "a", zipfile.ZIP_STORED) as zipfp:
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zipfp.writestr("strfile", self.data)
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self.assertEqual(zipfp.namelist(), [TESTFN, "strfile"])
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def test_append_to_non_zip_file(self):
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"""Test appending to an existing file that is not a zipfile."""
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# NOTE: this test fails if len(d) < 22 because of the first
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# line "fpin.seek(-22, 2)" in _EndRecData
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data = b'I am not a ZipFile!'*10
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with open(TESTFN2, 'wb') as f:
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f.write(data)
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with zipfile.ZipFile(TESTFN2, "a", zipfile.ZIP_STORED) as zipfp:
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zipfp.write(TESTFN, TESTFN)
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with open(TESTFN2, 'rb') as f:
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f.seek(len(data))
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with zipfile.ZipFile(f, "r") as zipfp:
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self.assertEqual(zipfp.namelist(), [TESTFN])
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def test_ignores_newline_at_end(self):
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with zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_STORED) as zipfp:
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zipfp.write(TESTFN, TESTFN)
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with open(TESTFN2, 'a') as f:
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f.write("\r\n\00\00\00")
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with zipfile.ZipFile(TESTFN2, "r") as zipfp:
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self.assertIsInstance(zipfp, zipfile.ZipFile)
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def test_ignores_stuff_appended_past_comments(self):
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with zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_STORED) as zipfp:
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zipfp.comment = b"this is a comment"
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zipfp.write(TESTFN, TESTFN)
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with open(TESTFN2, 'a') as f:
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f.write("abcdef\r\n")
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with zipfile.ZipFile(TESTFN2, "r") as zipfp:
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self.assertIsInstance(zipfp, zipfile.ZipFile)
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self.assertEqual(zipfp.comment, b"this is a comment")
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def test_write_default_name(self):
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"""Check that calling ZipFile.write without arcname specified
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produces the expected result."""
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with zipfile.ZipFile(TESTFN2, "w") as zipfp:
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zipfp.write(TESTFN)
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with open(TESTFN, "rb") as f:
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self.assertEqual(zipfp.read(TESTFN), f.read())
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def test_write_to_readonly(self):
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"""Check that trying to call write() on a readonly ZipFile object
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raises a RuntimeError."""
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with zipfile.ZipFile(TESTFN2, mode="w") as zipfp:
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zipfp.writestr("somefile.txt", "bogus")
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with zipfile.ZipFile(TESTFN2, mode="r") as zipfp:
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self.assertRaises(RuntimeError, zipfp.write, TESTFN)
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def test_add_file_before_1980(self):
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# Set atime and mtime to 1970-01-01
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os.utime(TESTFN, (0, 0))
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with zipfile.ZipFile(TESTFN2, "w") as zipfp:
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self.assertRaises(ValueError, zipfp.write, TESTFN)
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@requires_zlib
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class DeflateTestsWithSourceFile(AbstractTestsWithSourceFile,
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unittest.TestCase):
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compression = zipfile.ZIP_DEFLATED
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def test_per_file_compression(self):
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"""Check that files within a Zip archive can have different
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compression options."""
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with zipfile.ZipFile(TESTFN2, "w") as zipfp:
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zipfp.write(TESTFN, 'storeme', zipfile.ZIP_STORED)
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zipfp.write(TESTFN, 'deflateme', zipfile.ZIP_DEFLATED)
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sinfo = zipfp.getinfo('storeme')
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dinfo = zipfp.getinfo('deflateme')
|
|
self.assertEqual(sinfo.compress_type, zipfile.ZIP_STORED)
|
|
self.assertEqual(dinfo.compress_type, zipfile.ZIP_DEFLATED)
|
|
|
|
@requires_bz2
|
|
class Bzip2TestsWithSourceFile(AbstractTestsWithSourceFile,
|
|
unittest.TestCase):
|
|
compression = zipfile.ZIP_BZIP2
|
|
|
|
@requires_lzma
|
|
class LzmaTestsWithSourceFile(AbstractTestsWithSourceFile,
|
|
unittest.TestCase):
|
|
compression = zipfile.ZIP_LZMA
|
|
|
|
|
|
class AbstractTestZip64InSmallFiles:
|
|
# These tests test the ZIP64 functionality without using large files,
|
|
# see test_zipfile64 for proper tests.
|
|
|
|
@classmethod
|
|
def setUpClass(cls):
|
|
line_gen = (bytes("Test of zipfile line %d." % i, "ascii")
|
|
for i in range(0, FIXEDTEST_SIZE))
|
|
cls.data = b'\n'.join(line_gen)
|
|
|
|
def setUp(self):
|
|
self._limit = zipfile.ZIP64_LIMIT
|
|
self._filecount_limit = zipfile.ZIP_FILECOUNT_LIMIT
|
|
zipfile.ZIP64_LIMIT = 1000
|
|
zipfile.ZIP_FILECOUNT_LIMIT = 9
|
|
|
|
# Make a source file with some lines
|
|
with open(TESTFN, "wb") as fp:
|
|
fp.write(self.data)
|
|
|
|
def zip_test(self, f, compression):
|
|
# Create the ZIP archive
|
|
with zipfile.ZipFile(f, "w", compression, allowZip64=True) as zipfp:
|
|
zipfp.write(TESTFN, "another.name")
|
|
zipfp.write(TESTFN, TESTFN)
|
|
zipfp.writestr("strfile", self.data)
|
|
|
|
# Read the ZIP archive
|
|
with zipfile.ZipFile(f, "r", compression) as zipfp:
|
|
self.assertEqual(zipfp.read(TESTFN), self.data)
|
|
self.assertEqual(zipfp.read("another.name"), self.data)
|
|
self.assertEqual(zipfp.read("strfile"), self.data)
|
|
|
|
# Print the ZIP directory
|
|
fp = io.StringIO()
|
|
zipfp.printdir(fp)
|
|
|
|
directory = fp.getvalue()
|
|
lines = directory.splitlines()
|
|
self.assertEqual(len(lines), 4) # Number of files + header
|
|
|
|
self.assertIn('File Name', lines[0])
|
|
self.assertIn('Modified', lines[0])
|
|
self.assertIn('Size', lines[0])
|
|
|
|
fn, date, time_, size = lines[1].split()
|
|
self.assertEqual(fn, 'another.name')
|
|
self.assertTrue(time.strptime(date, '%Y-%m-%d'))
|
|
self.assertTrue(time.strptime(time_, '%H:%M:%S'))
|
|
self.assertEqual(size, str(len(self.data)))
|
|
|
|
# Check the namelist
|
|
names = zipfp.namelist()
|
|
self.assertEqual(len(names), 3)
|
|
self.assertIn(TESTFN, names)
|
|
self.assertIn("another.name", names)
|
|
self.assertIn("strfile", names)
|
|
|
|
# Check infolist
|
|
infos = zipfp.infolist()
|
|
names = [i.filename for i in infos]
|
|
self.assertEqual(len(names), 3)
|
|
self.assertIn(TESTFN, names)
|
|
self.assertIn("another.name", names)
|
|
self.assertIn("strfile", names)
|
|
for i in infos:
|
|
self.assertEqual(i.file_size, len(self.data))
|
|
|
|
# check getinfo
|
|
for nm in (TESTFN, "another.name", "strfile"):
|
|
info = zipfp.getinfo(nm)
|
|
self.assertEqual(info.filename, nm)
|
|
self.assertEqual(info.file_size, len(self.data))
|
|
|
|
# Check that testzip doesn't raise an exception
|
|
zipfp.testzip()
|
|
|
|
def test_basic(self):
|
|
for f in get_files(self):
|
|
self.zip_test(f, self.compression)
|
|
|
|
def test_too_many_files(self):
|
|
# This test checks that more than 64k files can be added to an archive,
|
|
# and that the resulting archive can be read properly by ZipFile
|
|
zipf = zipfile.ZipFile(TESTFN, "w", self.compression,
|
|
allowZip64=True)
|
|
zipf.debug = 100
|
|
numfiles = 15
|
|
for i in range(numfiles):
|
|
zipf.writestr("foo%08d" % i, "%d" % (i**3 % 57))
|
|
self.assertEqual(len(zipf.namelist()), numfiles)
|
|
zipf.close()
|
|
|
|
zipf2 = zipfile.ZipFile(TESTFN, "r", self.compression)
|
|
self.assertEqual(len(zipf2.namelist()), numfiles)
|
|
for i in range(numfiles):
|
|
content = zipf2.read("foo%08d" % i).decode('ascii')
|
|
self.assertEqual(content, "%d" % (i**3 % 57))
|
|
zipf2.close()
|
|
|
|
def test_too_many_files_append(self):
|
|
zipf = zipfile.ZipFile(TESTFN, "w", self.compression,
|
|
allowZip64=False)
|
|
zipf.debug = 100
|
|
numfiles = 9
|
|
for i in range(numfiles):
|
|
zipf.writestr("foo%08d" % i, "%d" % (i**3 % 57))
|
|
self.assertEqual(len(zipf.namelist()), numfiles)
|
|
with self.assertRaises(zipfile.LargeZipFile):
|
|
zipf.writestr("foo%08d" % numfiles, b'')
|
|
self.assertEqual(len(zipf.namelist()), numfiles)
|
|
zipf.close()
|
|
|
|
zipf = zipfile.ZipFile(TESTFN, "a", self.compression,
|
|
allowZip64=False)
|
|
zipf.debug = 100
|
|
self.assertEqual(len(zipf.namelist()), numfiles)
|
|
with self.assertRaises(zipfile.LargeZipFile):
|
|
zipf.writestr("foo%08d" % numfiles, b'')
|
|
self.assertEqual(len(zipf.namelist()), numfiles)
|
|
zipf.close()
|
|
|
|
zipf = zipfile.ZipFile(TESTFN, "a", self.compression,
|
|
allowZip64=True)
|
|
zipf.debug = 100
|
|
self.assertEqual(len(zipf.namelist()), numfiles)
|
|
numfiles2 = 15
|
|
for i in range(numfiles, numfiles2):
|
|
zipf.writestr("foo%08d" % i, "%d" % (i**3 % 57))
|
|
self.assertEqual(len(zipf.namelist()), numfiles2)
|
|
zipf.close()
|
|
|
|
zipf2 = zipfile.ZipFile(TESTFN, "r", self.compression)
|
|
self.assertEqual(len(zipf2.namelist()), numfiles2)
|
|
for i in range(numfiles2):
|
|
content = zipf2.read("foo%08d" % i).decode('ascii')
|
|
self.assertEqual(content, "%d" % (i**3 % 57))
|
|
zipf2.close()
|
|
|
|
def tearDown(self):
|
|
zipfile.ZIP64_LIMIT = self._limit
|
|
zipfile.ZIP_FILECOUNT_LIMIT = self._filecount_limit
|
|
unlink(TESTFN)
|
|
unlink(TESTFN2)
|
|
|
|
|
|
class StoredTestZip64InSmallFiles(AbstractTestZip64InSmallFiles,
|
|
unittest.TestCase):
|
|
compression = zipfile.ZIP_STORED
|
|
|
|
def large_file_exception_test(self, f, compression):
|
|
with zipfile.ZipFile(f, "w", compression, allowZip64=False) as zipfp:
|
|
self.assertRaises(zipfile.LargeZipFile,
|
|
zipfp.write, TESTFN, "another.name")
|
|
|
|
def large_file_exception_test2(self, f, compression):
|
|
with zipfile.ZipFile(f, "w", compression, allowZip64=False) as zipfp:
|
|
self.assertRaises(zipfile.LargeZipFile,
|
|
zipfp.writestr, "another.name", self.data)
|
|
|
|
def test_large_file_exception(self):
|
|
for f in get_files(self):
|
|
self.large_file_exception_test(f, zipfile.ZIP_STORED)
|
|
self.large_file_exception_test2(f, zipfile.ZIP_STORED)
|
|
|
|
def test_absolute_arcnames(self):
|
|
with zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_STORED,
|
|
allowZip64=True) as zipfp:
|
|
zipfp.write(TESTFN, "/absolute")
|
|
|
|
with zipfile.ZipFile(TESTFN2, "r", zipfile.ZIP_STORED) as zipfp:
|
|
self.assertEqual(zipfp.namelist(), ["absolute"])
|
|
|
|
@requires_zlib
|
|
class DeflateTestZip64InSmallFiles(AbstractTestZip64InSmallFiles,
|
|
unittest.TestCase):
|
|
compression = zipfile.ZIP_DEFLATED
|
|
|
|
@requires_bz2
|
|
class Bzip2TestZip64InSmallFiles(AbstractTestZip64InSmallFiles,
|
|
unittest.TestCase):
|
|
compression = zipfile.ZIP_BZIP2
|
|
|
|
@requires_lzma
|
|
class LzmaTestZip64InSmallFiles(AbstractTestZip64InSmallFiles,
|
|
unittest.TestCase):
|
|
compression = zipfile.ZIP_LZMA
|
|
|
|
|
|
class PyZipFileTests(unittest.TestCase):
|
|
def assertCompiledIn(self, name, namelist):
|
|
if name + 'o' not in namelist:
|
|
self.assertIn(name + 'c', namelist)
|
|
|
|
def requiresWriteAccess(self, path):
|
|
# effective_ids unavailable on windows
|
|
if not os.access(path, os.W_OK,
|
|
effective_ids=os.access in os.supports_effective_ids):
|
|
self.skipTest('requires write access to the installed location')
|
|
filename = os.path.join(path, 'test_zipfile.try')
|
|
try:
|
|
fd = os.open(filename, os.O_WRONLY | os.O_CREAT)
|
|
os.close(fd)
|
|
except Exception:
|
|
self.skipTest('requires write access to the installed location')
|
|
unlink(filename)
|
|
|
|
def test_write_pyfile(self):
|
|
self.requiresWriteAccess(os.path.dirname(__file__))
|
|
with TemporaryFile() as t, zipfile.PyZipFile(t, "w") as zipfp:
|
|
fn = __file__
|
|
if fn.endswith('.pyc'):
|
|
path_split = fn.split(os.sep)
|
|
if os.altsep is not None:
|
|
path_split.extend(fn.split(os.altsep))
|
|
if '__pycache__' in path_split:
|
|
fn = importlib.util.source_from_cache(fn)
|
|
else:
|
|
fn = fn[:-1]
|
|
|
|
zipfp.writepy(fn)
|
|
|
|
bn = os.path.basename(fn)
|
|
self.assertNotIn(bn, zipfp.namelist())
|
|
self.assertCompiledIn(bn, zipfp.namelist())
|
|
|
|
with TemporaryFile() as t, zipfile.PyZipFile(t, "w") as zipfp:
|
|
fn = __file__
|
|
if fn.endswith('.pyc'):
|
|
fn = fn[:-1]
|
|
|
|
zipfp.writepy(fn, "testpackage")
|
|
|
|
bn = "%s/%s" % ("testpackage", os.path.basename(fn))
|
|
self.assertNotIn(bn, zipfp.namelist())
|
|
self.assertCompiledIn(bn, zipfp.namelist())
|
|
|
|
def test_write_python_package(self):
|
|
import email
|
|
packagedir = os.path.dirname(email.__file__)
|
|
self.requiresWriteAccess(packagedir)
|
|
|
|
with TemporaryFile() as t, zipfile.PyZipFile(t, "w") as zipfp:
|
|
zipfp.writepy(packagedir)
|
|
|
|
# Check for a couple of modules at different levels of the
|
|
# hierarchy
|
|
names = zipfp.namelist()
|
|
self.assertCompiledIn('email/__init__.py', names)
|
|
self.assertCompiledIn('email/mime/text.py', names)
|
|
|
|
def test_write_filtered_python_package(self):
|
|
import test
|
|
packagedir = os.path.dirname(test.__file__)
|
|
self.requiresWriteAccess(packagedir)
|
|
|
|
with TemporaryFile() as t, zipfile.PyZipFile(t, "w") as zipfp:
|
|
|
|
# first make sure that the test folder gives error messages
|
|
# (on the badsyntax_... files)
|
|
with captured_stdout() as reportSIO:
|
|
zipfp.writepy(packagedir)
|
|
reportStr = reportSIO.getvalue()
|
|
self.assertTrue('SyntaxError' in reportStr)
|
|
|
|
# then check that the filter works on the whole package
|
|
with captured_stdout() as reportSIO:
|
|
zipfp.writepy(packagedir, filterfunc=lambda whatever: False)
|
|
reportStr = reportSIO.getvalue()
|
|
self.assertTrue('SyntaxError' not in reportStr)
|
|
|
|
# then check that the filter works on individual files
|
|
def filter(path):
|
|
return not os.path.basename(path).startswith("bad")
|
|
with captured_stdout() as reportSIO, self.assertWarns(UserWarning):
|
|
zipfp.writepy(packagedir, filterfunc=filter)
|
|
reportStr = reportSIO.getvalue()
|
|
if reportStr:
|
|
print(reportStr)
|
|
self.assertTrue('SyntaxError' not in reportStr)
|
|
|
|
def test_write_with_optimization(self):
|
|
import email
|
|
packagedir = os.path.dirname(email.__file__)
|
|
self.requiresWriteAccess(packagedir)
|
|
optlevel = 1 if __debug__ else 0
|
|
ext = '.pyc'
|
|
|
|
with TemporaryFile() as t, \
|
|
zipfile.PyZipFile(t, "w", optimize=optlevel) as zipfp:
|
|
zipfp.writepy(packagedir)
|
|
|
|
names = zipfp.namelist()
|
|
self.assertIn('email/__init__' + ext, names)
|
|
self.assertIn('email/mime/text' + ext, names)
|
|
|
|
def test_write_python_directory(self):
|
|
os.mkdir(TESTFN2)
|
|
try:
|
|
with open(os.path.join(TESTFN2, "mod1.py"), "w") as fp:
|
|
fp.write("print(42)\n")
|
|
|
|
with open(os.path.join(TESTFN2, "mod2.py"), "w") as fp:
|
|
fp.write("print(42 * 42)\n")
|
|
|
|
with open(os.path.join(TESTFN2, "mod2.txt"), "w") as fp:
|
|
fp.write("bla bla bla\n")
|
|
|
|
with TemporaryFile() as t, zipfile.PyZipFile(t, "w") as zipfp:
|
|
zipfp.writepy(TESTFN2)
|
|
|
|
names = zipfp.namelist()
|
|
self.assertCompiledIn('mod1.py', names)
|
|
self.assertCompiledIn('mod2.py', names)
|
|
self.assertNotIn('mod2.txt', names)
|
|
|
|
finally:
|
|
rmtree(TESTFN2)
|
|
|
|
def test_write_python_directory_filtered(self):
|
|
os.mkdir(TESTFN2)
|
|
try:
|
|
with open(os.path.join(TESTFN2, "mod1.py"), "w") as fp:
|
|
fp.write("print(42)\n")
|
|
|
|
with open(os.path.join(TESTFN2, "mod2.py"), "w") as fp:
|
|
fp.write("print(42 * 42)\n")
|
|
|
|
with TemporaryFile() as t, zipfile.PyZipFile(t, "w") as zipfp:
|
|
zipfp.writepy(TESTFN2, filterfunc=lambda fn:
|
|
not fn.endswith('mod2.py'))
|
|
|
|
names = zipfp.namelist()
|
|
self.assertCompiledIn('mod1.py', names)
|
|
self.assertNotIn('mod2.py', names)
|
|
|
|
finally:
|
|
rmtree(TESTFN2)
|
|
|
|
def test_write_non_pyfile(self):
|
|
with TemporaryFile() as t, zipfile.PyZipFile(t, "w") as zipfp:
|
|
with open(TESTFN, 'w') as f:
|
|
f.write('most definitely not a python file')
|
|
self.assertRaises(RuntimeError, zipfp.writepy, TESTFN)
|
|
unlink(TESTFN)
|
|
|
|
def test_write_pyfile_bad_syntax(self):
|
|
os.mkdir(TESTFN2)
|
|
try:
|
|
with open(os.path.join(TESTFN2, "mod1.py"), "w") as fp:
|
|
fp.write("Bad syntax in python file\n")
|
|
|
|
with TemporaryFile() as t, zipfile.PyZipFile(t, "w") as zipfp:
|
|
# syntax errors are printed to stdout
|
|
with captured_stdout() as s:
|
|
zipfp.writepy(os.path.join(TESTFN2, "mod1.py"))
|
|
|
|
self.assertIn("SyntaxError", s.getvalue())
|
|
|
|
# as it will not have compiled the python file, it will
|
|
# include the .py file not .pyc
|
|
names = zipfp.namelist()
|
|
self.assertIn('mod1.py', names)
|
|
self.assertNotIn('mod1.pyc', names)
|
|
|
|
finally:
|
|
rmtree(TESTFN2)
|
|
|
|
|
|
class ExtractTests(unittest.TestCase):
|
|
def test_extract(self):
|
|
with zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_STORED) as zipfp:
|
|
for fpath, fdata in SMALL_TEST_DATA:
|
|
zipfp.writestr(fpath, fdata)
|
|
|
|
with zipfile.ZipFile(TESTFN2, "r") as zipfp:
|
|
for fpath, fdata in SMALL_TEST_DATA:
|
|
writtenfile = zipfp.extract(fpath)
|
|
|
|
# make sure it was written to the right place
|
|
correctfile = os.path.join(os.getcwd(), fpath)
|
|
correctfile = os.path.normpath(correctfile)
|
|
|
|
self.assertEqual(writtenfile, correctfile)
|
|
|
|
# make sure correct data is in correct file
|
|
with open(writtenfile, "rb") as f:
|
|
self.assertEqual(fdata.encode(), f.read())
|
|
|
|
unlink(writtenfile)
|
|
|
|
# remove the test file subdirectories
|
|
rmtree(os.path.join(os.getcwd(), 'ziptest2dir'))
|
|
|
|
def test_extract_all(self):
|
|
with zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_STORED) as zipfp:
|
|
for fpath, fdata in SMALL_TEST_DATA:
|
|
zipfp.writestr(fpath, fdata)
|
|
|
|
with zipfile.ZipFile(TESTFN2, "r") as zipfp:
|
|
zipfp.extractall()
|
|
for fpath, fdata in SMALL_TEST_DATA:
|
|
outfile = os.path.join(os.getcwd(), fpath)
|
|
|
|
with open(outfile, "rb") as f:
|
|
self.assertEqual(fdata.encode(), f.read())
|
|
|
|
unlink(outfile)
|
|
|
|
# remove the test file subdirectories
|
|
rmtree(os.path.join(os.getcwd(), 'ziptest2dir'))
|
|
|
|
def check_file(self, filename, content):
|
|
self.assertTrue(os.path.isfile(filename))
|
|
with open(filename, 'rb') as f:
|
|
self.assertEqual(f.read(), content)
|
|
|
|
def test_sanitize_windows_name(self):
|
|
san = zipfile.ZipFile._sanitize_windows_name
|
|
# Passing pathsep in allows this test to work regardless of platform.
|
|
self.assertEqual(san(r',,?,C:,foo,bar/z', ','), r'_,C_,foo,bar/z')
|
|
self.assertEqual(san(r'a\b,c<d>e|f"g?h*i', ','), r'a\b,c_d_e_f_g_h_i')
|
|
self.assertEqual(san('../../foo../../ba..r', '/'), r'foo/ba..r')
|
|
|
|
def test_extract_hackers_arcnames_common_cases(self):
|
|
common_hacknames = [
|
|
('../foo/bar', 'foo/bar'),
|
|
('foo/../bar', 'foo/bar'),
|
|
('foo/../../bar', 'foo/bar'),
|
|
('foo/bar/..', 'foo/bar'),
|
|
('./../foo/bar', 'foo/bar'),
|
|
('/foo/bar', 'foo/bar'),
|
|
('/foo/../bar', 'foo/bar'),
|
|
('/foo/../../bar', 'foo/bar'),
|
|
]
|
|
self._test_extract_hackers_arcnames(common_hacknames)
|
|
|
|
@unittest.skipIf(os.path.sep != '\\', 'Requires \\ as path separator.')
|
|
def test_extract_hackers_arcnames_windows_only(self):
|
|
"""Test combination of path fixing and windows name sanitization."""
|
|
windows_hacknames = [
|
|
(r'..\foo\bar', 'foo/bar'),
|
|
(r'..\/foo\/bar', 'foo/bar'),
|
|
(r'foo/\..\/bar', 'foo/bar'),
|
|
(r'foo\/../\bar', 'foo/bar'),
|
|
(r'C:foo/bar', 'foo/bar'),
|
|
(r'C:/foo/bar', 'foo/bar'),
|
|
(r'C://foo/bar', 'foo/bar'),
|
|
(r'C:\foo\bar', 'foo/bar'),
|
|
(r'//conky/mountpoint/foo/bar', 'foo/bar'),
|
|
(r'\\conky\mountpoint\foo\bar', 'foo/bar'),
|
|
(r'///conky/mountpoint/foo/bar', 'conky/mountpoint/foo/bar'),
|
|
(r'\\\conky\mountpoint\foo\bar', 'conky/mountpoint/foo/bar'),
|
|
(r'//conky//mountpoint/foo/bar', 'conky/mountpoint/foo/bar'),
|
|
(r'\\conky\\mountpoint\foo\bar', 'conky/mountpoint/foo/bar'),
|
|
(r'//?/C:/foo/bar', 'foo/bar'),
|
|
(r'\\?\C:\foo\bar', 'foo/bar'),
|
|
(r'C:/../C:/foo/bar', 'C_/foo/bar'),
|
|
(r'a:b\c<d>e|f"g?h*i', 'b/c_d_e_f_g_h_i'),
|
|
('../../foo../../ba..r', 'foo/ba..r'),
|
|
]
|
|
self._test_extract_hackers_arcnames(windows_hacknames)
|
|
|
|
@unittest.skipIf(os.path.sep != '/', r'Requires / as path separator.')
|
|
def test_extract_hackers_arcnames_posix_only(self):
|
|
posix_hacknames = [
|
|
('//foo/bar', 'foo/bar'),
|
|
('../../foo../../ba..r', 'foo../ba..r'),
|
|
(r'foo/..\bar', r'foo/..\bar'),
|
|
]
|
|
self._test_extract_hackers_arcnames(posix_hacknames)
|
|
|
|
def _test_extract_hackers_arcnames(self, hacknames):
|
|
for arcname, fixedname in hacknames:
|
|
content = b'foobar' + arcname.encode()
|
|
with zipfile.ZipFile(TESTFN2, 'w', zipfile.ZIP_STORED) as zipfp:
|
|
zinfo = zipfile.ZipInfo()
|
|
# preserve backslashes
|
|
zinfo.filename = arcname
|
|
zinfo.external_attr = 0o600 << 16
|
|
zipfp.writestr(zinfo, content)
|
|
|
|
arcname = arcname.replace(os.sep, "/")
|
|
targetpath = os.path.join('target', 'subdir', 'subsub')
|
|
correctfile = os.path.join(targetpath, *fixedname.split('/'))
|
|
|
|
with zipfile.ZipFile(TESTFN2, 'r') as zipfp:
|
|
writtenfile = zipfp.extract(arcname, targetpath)
|
|
self.assertEqual(writtenfile, correctfile,
|
|
msg='extract %r: %r != %r' %
|
|
(arcname, writtenfile, correctfile))
|
|
self.check_file(correctfile, content)
|
|
rmtree('target')
|
|
|
|
with zipfile.ZipFile(TESTFN2, 'r') as zipfp:
|
|
zipfp.extractall(targetpath)
|
|
self.check_file(correctfile, content)
|
|
rmtree('target')
|
|
|
|
correctfile = os.path.join(os.getcwd(), *fixedname.split('/'))
|
|
|
|
with zipfile.ZipFile(TESTFN2, 'r') as zipfp:
|
|
writtenfile = zipfp.extract(arcname)
|
|
self.assertEqual(writtenfile, correctfile,
|
|
msg="extract %r" % arcname)
|
|
self.check_file(correctfile, content)
|
|
rmtree(fixedname.split('/')[0])
|
|
|
|
with zipfile.ZipFile(TESTFN2, 'r') as zipfp:
|
|
zipfp.extractall()
|
|
self.check_file(correctfile, content)
|
|
rmtree(fixedname.split('/')[0])
|
|
|
|
unlink(TESTFN2)
|
|
|
|
|
|
class OtherTests(unittest.TestCase):
|
|
def test_open_via_zip_info(self):
|
|
# Create the ZIP archive
|
|
with zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_STORED) as zipfp:
|
|
zipfp.writestr("name", "foo")
|
|
with self.assertWarns(UserWarning):
|
|
zipfp.writestr("name", "bar")
|
|
self.assertEqual(zipfp.namelist(), ["name"] * 2)
|
|
|
|
with zipfile.ZipFile(TESTFN2, "r") as zipfp:
|
|
infos = zipfp.infolist()
|
|
data = b""
|
|
for info in infos:
|
|
with zipfp.open(info) as zipopen:
|
|
data += zipopen.read()
|
|
self.assertIn(data, {b"foobar", b"barfoo"})
|
|
data = b""
|
|
for info in infos:
|
|
data += zipfp.read(info)
|
|
self.assertIn(data, {b"foobar", b"barfoo"})
|
|
|
|
def test_universal_deprecation(self):
|
|
f = io.BytesIO()
|
|
with zipfile.ZipFile(f, "w") as zipfp:
|
|
zipfp.writestr('spam.txt', b'ababagalamaga')
|
|
|
|
with zipfile.ZipFile(f, "r") as zipfp:
|
|
for mode in 'U', 'rU':
|
|
with self.assertWarns(DeprecationWarning):
|
|
zipopen = zipfp.open('spam.txt', mode)
|
|
zipopen.close()
|
|
|
|
def test_universal_readaheads(self):
|
|
f = io.BytesIO()
|
|
|
|
data = b'a\r\n' * 16 * 1024
|
|
with zipfile.ZipFile(f, 'w', zipfile.ZIP_STORED) as zipfp:
|
|
zipfp.writestr(TESTFN, data)
|
|
|
|
data2 = b''
|
|
with zipfile.ZipFile(f, 'r') as zipfp, \
|
|
openU(zipfp, TESTFN) as zipopen:
|
|
for line in zipopen:
|
|
data2 += line
|
|
|
|
self.assertEqual(data, data2.replace(b'\n', b'\r\n'))
|
|
|
|
def test_writestr_extended_local_header_issue1202(self):
|
|
with zipfile.ZipFile(TESTFN2, 'w') as orig_zip:
|
|
for data in 'abcdefghijklmnop':
|
|
zinfo = zipfile.ZipInfo(data)
|
|
zinfo.flag_bits |= 0x08 # Include an extended local header.
|
|
orig_zip.writestr(zinfo, data)
|
|
|
|
def test_close(self):
|
|
"""Check that the zipfile is closed after the 'with' block."""
|
|
with zipfile.ZipFile(TESTFN2, "w") as zipfp:
|
|
for fpath, fdata in SMALL_TEST_DATA:
|
|
zipfp.writestr(fpath, fdata)
|
|
self.assertIsNotNone(zipfp.fp, 'zipfp is not open')
|
|
self.assertIsNone(zipfp.fp, 'zipfp is not closed')
|
|
|
|
with zipfile.ZipFile(TESTFN2, "r") as zipfp:
|
|
self.assertIsNotNone(zipfp.fp, 'zipfp is not open')
|
|
self.assertIsNone(zipfp.fp, 'zipfp is not closed')
|
|
|
|
def test_close_on_exception(self):
|
|
"""Check that the zipfile is closed if an exception is raised in the
|
|
'with' block."""
|
|
with zipfile.ZipFile(TESTFN2, "w") as zipfp:
|
|
for fpath, fdata in SMALL_TEST_DATA:
|
|
zipfp.writestr(fpath, fdata)
|
|
|
|
try:
|
|
with zipfile.ZipFile(TESTFN2, "r") as zipfp2:
|
|
raise zipfile.BadZipFile()
|
|
except zipfile.BadZipFile:
|
|
self.assertIsNone(zipfp2.fp, 'zipfp is not closed')
|
|
|
|
def test_unsupported_version(self):
|
|
# File has an extract_version of 120
|
|
data = (b'PK\x03\x04x\x00\x00\x00\x00\x00!p\xa1@\x00\x00\x00\x00\x00\x00'
|
|
b'\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00xPK\x01\x02x\x03x\x00\x00\x00\x00'
|
|
b'\x00!p\xa1@\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00'
|
|
b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x01\x00\x00\x00\x00xPK\x05\x06'
|
|
b'\x00\x00\x00\x00\x01\x00\x01\x00/\x00\x00\x00\x1f\x00\x00\x00\x00\x00')
|
|
|
|
self.assertRaises(NotImplementedError, zipfile.ZipFile,
|
|
io.BytesIO(data), 'r')
|
|
|
|
@requires_zlib
|
|
def test_read_unicode_filenames(self):
|
|
# bug #10801
|
|
fname = findfile('zip_cp437_header.zip')
|
|
with zipfile.ZipFile(fname) as zipfp:
|
|
for name in zipfp.namelist():
|
|
zipfp.open(name).close()
|
|
|
|
def test_write_unicode_filenames(self):
|
|
with zipfile.ZipFile(TESTFN, "w") as zf:
|
|
zf.writestr("foo.txt", "Test for unicode filename")
|
|
zf.writestr("\xf6.txt", "Test for unicode filename")
|
|
self.assertIsInstance(zf.infolist()[0].filename, str)
|
|
|
|
with zipfile.ZipFile(TESTFN, "r") as zf:
|
|
self.assertEqual(zf.filelist[0].filename, "foo.txt")
|
|
self.assertEqual(zf.filelist[1].filename, "\xf6.txt")
|
|
|
|
def test_exclusive_create_zip_file(self):
|
|
"""Test exclusive creating a new zipfile."""
|
|
unlink(TESTFN2)
|
|
filename = 'testfile.txt'
|
|
content = b'hello, world. this is some content.'
|
|
with zipfile.ZipFile(TESTFN2, "x", zipfile.ZIP_STORED) as zipfp:
|
|
zipfp.writestr(filename, content)
|
|
with self.assertRaises(FileExistsError):
|
|
zipfile.ZipFile(TESTFN2, "x", zipfile.ZIP_STORED)
|
|
with zipfile.ZipFile(TESTFN2, "r") as zipfp:
|
|
self.assertEqual(zipfp.namelist(), [filename])
|
|
self.assertEqual(zipfp.read(filename), content)
|
|
|
|
def test_create_non_existent_file_for_append(self):
|
|
if os.path.exists(TESTFN):
|
|
os.unlink(TESTFN)
|
|
|
|
filename = 'testfile.txt'
|
|
content = b'hello, world. this is some content.'
|
|
|
|
try:
|
|
with zipfile.ZipFile(TESTFN, 'a') as zf:
|
|
zf.writestr(filename, content)
|
|
except OSError:
|
|
self.fail('Could not append data to a non-existent zip file.')
|
|
|
|
self.assertTrue(os.path.exists(TESTFN))
|
|
|
|
with zipfile.ZipFile(TESTFN, 'r') as zf:
|
|
self.assertEqual(zf.read(filename), content)
|
|
|
|
def test_close_erroneous_file(self):
|
|
# This test checks that the ZipFile constructor closes the file object
|
|
# it opens if there's an error in the file. If it doesn't, the
|
|
# traceback holds a reference to the ZipFile object and, indirectly,
|
|
# the file object.
|
|
# On Windows, this causes the os.unlink() call to fail because the
|
|
# underlying file is still open. This is SF bug #412214.
|
|
#
|
|
with open(TESTFN, "w") as fp:
|
|
fp.write("this is not a legal zip file\n")
|
|
try:
|
|
zf = zipfile.ZipFile(TESTFN)
|
|
except zipfile.BadZipFile:
|
|
pass
|
|
|
|
def test_is_zip_erroneous_file(self):
|
|
"""Check that is_zipfile() correctly identifies non-zip files."""
|
|
# - passing a filename
|
|
with open(TESTFN, "w") as fp:
|
|
fp.write("this is not a legal zip file\n")
|
|
self.assertFalse(zipfile.is_zipfile(TESTFN))
|
|
# - passing a file object
|
|
with open(TESTFN, "rb") as fp:
|
|
self.assertFalse(zipfile.is_zipfile(fp))
|
|
# - passing a file-like object
|
|
fp = io.BytesIO()
|
|
fp.write(b"this is not a legal zip file\n")
|
|
self.assertFalse(zipfile.is_zipfile(fp))
|
|
fp.seek(0, 0)
|
|
self.assertFalse(zipfile.is_zipfile(fp))
|
|
|
|
def test_damaged_zipfile(self):
|
|
"""Check that zipfiles with missing bytes at the end raise BadZipFile."""
|
|
# - Create a valid zip file
|
|
fp = io.BytesIO()
|
|
with zipfile.ZipFile(fp, mode="w") as zipf:
|
|
zipf.writestr("foo.txt", b"O, for a Muse of Fire!")
|
|
zipfiledata = fp.getvalue()
|
|
|
|
# - Now create copies of it missing the last N bytes and make sure
|
|
# a BadZipFile exception is raised when we try to open it
|
|
for N in range(len(zipfiledata)):
|
|
fp = io.BytesIO(zipfiledata[:N])
|
|
self.assertRaises(zipfile.BadZipFile, zipfile.ZipFile, fp)
|
|
|
|
def test_is_zip_valid_file(self):
|
|
"""Check that is_zipfile() correctly identifies zip files."""
|
|
# - passing a filename
|
|
with zipfile.ZipFile(TESTFN, mode="w") as zipf:
|
|
zipf.writestr("foo.txt", b"O, for a Muse of Fire!")
|
|
|
|
self.assertTrue(zipfile.is_zipfile(TESTFN))
|
|
# - passing a file object
|
|
with open(TESTFN, "rb") as fp:
|
|
self.assertTrue(zipfile.is_zipfile(fp))
|
|
fp.seek(0, 0)
|
|
zip_contents = fp.read()
|
|
# - passing a file-like object
|
|
fp = io.BytesIO()
|
|
fp.write(zip_contents)
|
|
self.assertTrue(zipfile.is_zipfile(fp))
|
|
fp.seek(0, 0)
|
|
self.assertTrue(zipfile.is_zipfile(fp))
|
|
|
|
def test_non_existent_file_raises_OSError(self):
|
|
# make sure we don't raise an AttributeError when a partially-constructed
|
|
# ZipFile instance is finalized; this tests for regression on SF tracker
|
|
# bug #403871.
|
|
|
|
# The bug we're testing for caused an AttributeError to be raised
|
|
# when a ZipFile instance was created for a file that did not
|
|
# exist; the .fp member was not initialized but was needed by the
|
|
# __del__() method. Since the AttributeError is in the __del__(),
|
|
# it is ignored, but the user should be sufficiently annoyed by
|
|
# the message on the output that regression will be noticed
|
|
# quickly.
|
|
self.assertRaises(OSError, zipfile.ZipFile, TESTFN)
|
|
|
|
def test_empty_file_raises_BadZipFile(self):
|
|
f = open(TESTFN, 'w')
|
|
f.close()
|
|
self.assertRaises(zipfile.BadZipFile, zipfile.ZipFile, TESTFN)
|
|
|
|
with open(TESTFN, 'w') as fp:
|
|
fp.write("short file")
|
|
self.assertRaises(zipfile.BadZipFile, zipfile.ZipFile, TESTFN)
|
|
|
|
def test_closed_zip_raises_RuntimeError(self):
|
|
"""Verify that testzip() doesn't swallow inappropriate exceptions."""
|
|
data = io.BytesIO()
|
|
with zipfile.ZipFile(data, mode="w") as zipf:
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
|
|
# This is correct; calling .read on a closed ZipFile should raise
|
|
# a RuntimeError, and so should calling .testzip. An earlier
|
|
# version of .testzip would swallow this exception (and any other)
|
|
# and report that the first file in the archive was corrupt.
|
|
self.assertRaises(RuntimeError, zipf.read, "foo.txt")
|
|
self.assertRaises(RuntimeError, zipf.open, "foo.txt")
|
|
self.assertRaises(RuntimeError, zipf.testzip)
|
|
self.assertRaises(RuntimeError, zipf.writestr, "bogus.txt", "bogus")
|
|
with open(TESTFN, 'w') as f:
|
|
f.write('zipfile test data')
|
|
self.assertRaises(RuntimeError, zipf.write, TESTFN)
|
|
|
|
def test_bad_constructor_mode(self):
|
|
"""Check that bad modes passed to ZipFile constructor are caught."""
|
|
self.assertRaises(RuntimeError, zipfile.ZipFile, TESTFN, "q")
|
|
|
|
def test_bad_open_mode(self):
|
|
"""Check that bad modes passed to ZipFile.open are caught."""
|
|
with zipfile.ZipFile(TESTFN, mode="w") as zipf:
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
|
|
with zipfile.ZipFile(TESTFN, mode="r") as zipf:
|
|
# read the data to make sure the file is there
|
|
zipf.read("foo.txt")
|
|
self.assertRaises(RuntimeError, zipf.open, "foo.txt", "q")
|
|
|
|
def test_read0(self):
|
|
"""Check that calling read(0) on a ZipExtFile object returns an empty
|
|
string and doesn't advance file pointer."""
|
|
with zipfile.ZipFile(TESTFN, mode="w") as zipf:
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
# read the data to make sure the file is there
|
|
with zipf.open("foo.txt") as f:
|
|
for i in range(FIXEDTEST_SIZE):
|
|
self.assertEqual(f.read(0), b'')
|
|
|
|
self.assertEqual(f.read(), b"O, for a Muse of Fire!")
|
|
|
|
def test_open_non_existent_item(self):
|
|
"""Check that attempting to call open() for an item that doesn't
|
|
exist in the archive raises a RuntimeError."""
|
|
with zipfile.ZipFile(TESTFN, mode="w") as zipf:
|
|
self.assertRaises(KeyError, zipf.open, "foo.txt", "r")
|
|
|
|
def test_bad_compression_mode(self):
|
|
"""Check that bad compression methods passed to ZipFile.open are
|
|
caught."""
|
|
self.assertRaises(RuntimeError, zipfile.ZipFile, TESTFN, "w", -1)
|
|
|
|
def test_unsupported_compression(self):
|
|
# data is declared as shrunk, but actually deflated
|
|
data = (b'PK\x03\x04.\x00\x00\x00\x01\x00\xe4C\xa1@\x00\x00\x00'
|
|
b'\x00\x02\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00x\x03\x00PK\x01'
|
|
b'\x02.\x03.\x00\x00\x00\x01\x00\xe4C\xa1@\x00\x00\x00\x00\x02\x00\x00'
|
|
b'\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
|
|
b'\x80\x01\x00\x00\x00\x00xPK\x05\x06\x00\x00\x00\x00\x01\x00\x01\x00'
|
|
b'/\x00\x00\x00!\x00\x00\x00\x00\x00')
|
|
with zipfile.ZipFile(io.BytesIO(data), 'r') as zipf:
|
|
self.assertRaises(NotImplementedError, zipf.open, 'x')
|
|
|
|
def test_null_byte_in_filename(self):
|
|
"""Check that a filename containing a null byte is properly
|
|
terminated."""
|
|
with zipfile.ZipFile(TESTFN, mode="w") as zipf:
|
|
zipf.writestr("foo.txt\x00qqq", b"O, for a Muse of Fire!")
|
|
self.assertEqual(zipf.namelist(), ['foo.txt'])
|
|
|
|
def test_struct_sizes(self):
|
|
"""Check that ZIP internal structure sizes are calculated correctly."""
|
|
self.assertEqual(zipfile.sizeEndCentDir, 22)
|
|
self.assertEqual(zipfile.sizeCentralDir, 46)
|
|
self.assertEqual(zipfile.sizeEndCentDir64, 56)
|
|
self.assertEqual(zipfile.sizeEndCentDir64Locator, 20)
|
|
|
|
def test_comments(self):
|
|
"""Check that comments on the archive are handled properly."""
|
|
|
|
# check default comment is empty
|
|
with zipfile.ZipFile(TESTFN, mode="w") as zipf:
|
|
self.assertEqual(zipf.comment, b'')
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
|
|
with zipfile.ZipFile(TESTFN, mode="r") as zipfr:
|
|
self.assertEqual(zipfr.comment, b'')
|
|
|
|
# check a simple short comment
|
|
comment = b'Bravely taking to his feet, he beat a very brave retreat.'
|
|
with zipfile.ZipFile(TESTFN, mode="w") as zipf:
|
|
zipf.comment = comment
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
with zipfile.ZipFile(TESTFN, mode="r") as zipfr:
|
|
self.assertEqual(zipf.comment, comment)
|
|
|
|
# check a comment of max length
|
|
comment2 = ''.join(['%d' % (i**3 % 10) for i in range((1 << 16)-1)])
|
|
comment2 = comment2.encode("ascii")
|
|
with zipfile.ZipFile(TESTFN, mode="w") as zipf:
|
|
zipf.comment = comment2
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
|
|
with zipfile.ZipFile(TESTFN, mode="r") as zipfr:
|
|
self.assertEqual(zipfr.comment, comment2)
|
|
|
|
# check a comment that is too long is truncated
|
|
with zipfile.ZipFile(TESTFN, mode="w") as zipf:
|
|
with self.assertWarns(UserWarning):
|
|
zipf.comment = comment2 + b'oops'
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
with zipfile.ZipFile(TESTFN, mode="r") as zipfr:
|
|
self.assertEqual(zipfr.comment, comment2)
|
|
|
|
# check that comments are correctly modified in append mode
|
|
with zipfile.ZipFile(TESTFN,mode="w") as zipf:
|
|
zipf.comment = b"original comment"
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
with zipfile.ZipFile(TESTFN,mode="a") as zipf:
|
|
zipf.comment = b"an updated comment"
|
|
with zipfile.ZipFile(TESTFN,mode="r") as zipf:
|
|
self.assertEqual(zipf.comment, b"an updated comment")
|
|
|
|
# check that comments are correctly shortened in append mode
|
|
with zipfile.ZipFile(TESTFN,mode="w") as zipf:
|
|
zipf.comment = b"original comment that's longer"
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
with zipfile.ZipFile(TESTFN,mode="a") as zipf:
|
|
zipf.comment = b"shorter comment"
|
|
with zipfile.ZipFile(TESTFN,mode="r") as zipf:
|
|
self.assertEqual(zipf.comment, b"shorter comment")
|
|
|
|
def test_unicode_comment(self):
|
|
with zipfile.ZipFile(TESTFN, "w", zipfile.ZIP_STORED) as zipf:
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
with self.assertRaises(TypeError):
|
|
zipf.comment = "this is an error"
|
|
|
|
def test_change_comment_in_empty_archive(self):
|
|
with zipfile.ZipFile(TESTFN, "a", zipfile.ZIP_STORED) as zipf:
|
|
self.assertFalse(zipf.filelist)
|
|
zipf.comment = b"this is a comment"
|
|
with zipfile.ZipFile(TESTFN, "r") as zipf:
|
|
self.assertEqual(zipf.comment, b"this is a comment")
|
|
|
|
def test_change_comment_in_nonempty_archive(self):
|
|
with zipfile.ZipFile(TESTFN, "w", zipfile.ZIP_STORED) as zipf:
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
with zipfile.ZipFile(TESTFN, "a", zipfile.ZIP_STORED) as zipf:
|
|
self.assertTrue(zipf.filelist)
|
|
zipf.comment = b"this is a comment"
|
|
with zipfile.ZipFile(TESTFN, "r") as zipf:
|
|
self.assertEqual(zipf.comment, b"this is a comment")
|
|
|
|
def test_empty_zipfile(self):
|
|
# Check that creating a file in 'w' or 'a' mode and closing without
|
|
# adding any files to the archives creates a valid empty ZIP file
|
|
zipf = zipfile.ZipFile(TESTFN, mode="w")
|
|
zipf.close()
|
|
try:
|
|
zipf = zipfile.ZipFile(TESTFN, mode="r")
|
|
except zipfile.BadZipFile:
|
|
self.fail("Unable to create empty ZIP file in 'w' mode")
|
|
|
|
zipf = zipfile.ZipFile(TESTFN, mode="a")
|
|
zipf.close()
|
|
try:
|
|
zipf = zipfile.ZipFile(TESTFN, mode="r")
|
|
except:
|
|
self.fail("Unable to create empty ZIP file in 'a' mode")
|
|
|
|
def test_open_empty_file(self):
|
|
# Issue 1710703: Check that opening a file with less than 22 bytes
|
|
# raises a BadZipFile exception (rather than the previously unhelpful
|
|
# OSError)
|
|
f = open(TESTFN, 'w')
|
|
f.close()
|
|
self.assertRaises(zipfile.BadZipFile, zipfile.ZipFile, TESTFN, 'r')
|
|
|
|
def test_create_zipinfo_before_1980(self):
|
|
self.assertRaises(ValueError,
|
|
zipfile.ZipInfo, 'seventies', (1979, 1, 1, 0, 0, 0))
|
|
|
|
def test_zipfile_with_short_extra_field(self):
|
|
"""If an extra field in the header is less than 4 bytes, skip it."""
|
|
zipdata = (
|
|
b'PK\x03\x04\x14\x00\x00\x00\x00\x00\x93\x9b\xad@\x8b\x9e'
|
|
b'\xd9\xd3\x01\x00\x00\x00\x01\x00\x00\x00\x03\x00\x03\x00ab'
|
|
b'c\x00\x00\x00APK\x01\x02\x14\x03\x14\x00\x00\x00\x00'
|
|
b'\x00\x93\x9b\xad@\x8b\x9e\xd9\xd3\x01\x00\x00\x00\x01\x00\x00'
|
|
b'\x00\x03\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\xa4\x81\x00'
|
|
b'\x00\x00\x00abc\x00\x00PK\x05\x06\x00\x00\x00\x00'
|
|
b'\x01\x00\x01\x003\x00\x00\x00%\x00\x00\x00\x00\x00'
|
|
)
|
|
with zipfile.ZipFile(io.BytesIO(zipdata), 'r') as zipf:
|
|
# testzip returns the name of the first corrupt file, or None
|
|
self.assertIsNone(zipf.testzip())
|
|
|
|
def tearDown(self):
|
|
unlink(TESTFN)
|
|
unlink(TESTFN2)
|
|
|
|
|
|
class AbstractBadCrcTests:
|
|
def test_testzip_with_bad_crc(self):
|
|
"""Tests that files with bad CRCs return their name from testzip."""
|
|
zipdata = self.zip_with_bad_crc
|
|
|
|
with zipfile.ZipFile(io.BytesIO(zipdata), mode="r") as zipf:
|
|
# testzip returns the name of the first corrupt file, or None
|
|
self.assertEqual('afile', zipf.testzip())
|
|
|
|
def test_read_with_bad_crc(self):
|
|
"""Tests that files with bad CRCs raise a BadZipFile exception when read."""
|
|
zipdata = self.zip_with_bad_crc
|
|
|
|
# Using ZipFile.read()
|
|
with zipfile.ZipFile(io.BytesIO(zipdata), mode="r") as zipf:
|
|
self.assertRaises(zipfile.BadZipFile, zipf.read, 'afile')
|
|
|
|
# Using ZipExtFile.read()
|
|
with zipfile.ZipFile(io.BytesIO(zipdata), mode="r") as zipf:
|
|
with zipf.open('afile', 'r') as corrupt_file:
|
|
self.assertRaises(zipfile.BadZipFile, corrupt_file.read)
|
|
|
|
# Same with small reads (in order to exercise the buffering logic)
|
|
with zipfile.ZipFile(io.BytesIO(zipdata), mode="r") as zipf:
|
|
with zipf.open('afile', 'r') as corrupt_file:
|
|
corrupt_file.MIN_READ_SIZE = 2
|
|
with self.assertRaises(zipfile.BadZipFile):
|
|
while corrupt_file.read(2):
|
|
pass
|
|
|
|
|
|
class StoredBadCrcTests(AbstractBadCrcTests, unittest.TestCase):
|
|
compression = zipfile.ZIP_STORED
|
|
zip_with_bad_crc = (
|
|
b'PK\003\004\024\0\0\0\0\0 \213\212;:r'
|
|
b'\253\377\f\0\0\0\f\0\0\0\005\0\0\000af'
|
|
b'ilehello,AworldP'
|
|
b'K\001\002\024\003\024\0\0\0\0\0 \213\212;:'
|
|
b'r\253\377\f\0\0\0\f\0\0\0\005\0\0\0\0'
|
|
b'\0\0\0\0\0\0\0\200\001\0\0\0\000afi'
|
|
b'lePK\005\006\0\0\0\0\001\0\001\0003\000'
|
|
b'\0\0/\0\0\0\0\0')
|
|
|
|
@requires_zlib
|
|
class DeflateBadCrcTests(AbstractBadCrcTests, unittest.TestCase):
|
|
compression = zipfile.ZIP_DEFLATED
|
|
zip_with_bad_crc = (
|
|
b'PK\x03\x04\x14\x00\x00\x00\x08\x00n}\x0c=FA'
|
|
b'KE\x10\x00\x00\x00n\x00\x00\x00\x05\x00\x00\x00af'
|
|
b'ile\xcbH\xcd\xc9\xc9W(\xcf/\xcaI\xc9\xa0'
|
|
b'=\x13\x00PK\x01\x02\x14\x03\x14\x00\x00\x00\x08\x00n'
|
|
b'}\x0c=FAKE\x10\x00\x00\x00n\x00\x00\x00\x05'
|
|
b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x01\x00\x00\x00'
|
|
b'\x00afilePK\x05\x06\x00\x00\x00\x00\x01\x00'
|
|
b'\x01\x003\x00\x00\x003\x00\x00\x00\x00\x00')
|
|
|
|
@requires_bz2
|
|
class Bzip2BadCrcTests(AbstractBadCrcTests, unittest.TestCase):
|
|
compression = zipfile.ZIP_BZIP2
|
|
zip_with_bad_crc = (
|
|
b'PK\x03\x04\x14\x03\x00\x00\x0c\x00nu\x0c=FA'
|
|
b'KE8\x00\x00\x00n\x00\x00\x00\x05\x00\x00\x00af'
|
|
b'ileBZh91AY&SY\xd4\xa8\xca'
|
|
b'\x7f\x00\x00\x0f\x11\x80@\x00\x06D\x90\x80 \x00 \xa5'
|
|
b'P\xd9!\x03\x03\x13\x13\x13\x89\xa9\xa9\xc2u5:\x9f'
|
|
b'\x8b\xb9"\x9c(HjTe?\x80PK\x01\x02\x14'
|
|
b'\x03\x14\x03\x00\x00\x0c\x00nu\x0c=FAKE8'
|
|
b'\x00\x00\x00n\x00\x00\x00\x05\x00\x00\x00\x00\x00\x00\x00\x00'
|
|
b'\x00 \x80\x80\x81\x00\x00\x00\x00afilePK'
|
|
b'\x05\x06\x00\x00\x00\x00\x01\x00\x01\x003\x00\x00\x00[\x00'
|
|
b'\x00\x00\x00\x00')
|
|
|
|
@requires_lzma
|
|
class LzmaBadCrcTests(AbstractBadCrcTests, unittest.TestCase):
|
|
compression = zipfile.ZIP_LZMA
|
|
zip_with_bad_crc = (
|
|
b'PK\x03\x04\x14\x03\x00\x00\x0e\x00nu\x0c=FA'
|
|
b'KE\x1b\x00\x00\x00n\x00\x00\x00\x05\x00\x00\x00af'
|
|
b'ile\t\x04\x05\x00]\x00\x00\x00\x04\x004\x19I'
|
|
b'\xee\x8d\xe9\x17\x89:3`\tq!.8\x00PK'
|
|
b'\x01\x02\x14\x03\x14\x03\x00\x00\x0e\x00nu\x0c=FA'
|
|
b'KE\x1b\x00\x00\x00n\x00\x00\x00\x05\x00\x00\x00\x00\x00'
|
|
b'\x00\x00\x00\x00 \x80\x80\x81\x00\x00\x00\x00afil'
|
|
b'ePK\x05\x06\x00\x00\x00\x00\x01\x00\x01\x003\x00\x00'
|
|
b'\x00>\x00\x00\x00\x00\x00')
|
|
|
|
|
|
class DecryptionTests(unittest.TestCase):
|
|
"""Check that ZIP decryption works. Since the library does not
|
|
support encryption at the moment, we use a pre-generated encrypted
|
|
ZIP file."""
|
|
|
|
data = (
|
|
b'PK\x03\x04\x14\x00\x01\x00\x00\x00n\x92i.#y\xef?&\x00\x00\x00\x1a\x00'
|
|
b'\x00\x00\x08\x00\x00\x00test.txt\xfa\x10\xa0gly|\xfa-\xc5\xc0=\xf9y'
|
|
b'\x18\xe0\xa8r\xb3Z}Lg\xbc\xae\xf9|\x9b\x19\xe4\x8b\xba\xbb)\x8c\xb0\xdbl'
|
|
b'PK\x01\x02\x14\x00\x14\x00\x01\x00\x00\x00n\x92i.#y\xef?&\x00\x00\x00'
|
|
b'\x1a\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x01\x00 \x00\xb6\x81'
|
|
b'\x00\x00\x00\x00test.txtPK\x05\x06\x00\x00\x00\x00\x01\x00\x01\x006\x00'
|
|
b'\x00\x00L\x00\x00\x00\x00\x00' )
|
|
data2 = (
|
|
b'PK\x03\x04\x14\x00\t\x00\x08\x00\xcf}38xu\xaa\xb2\x14\x00\x00\x00\x00\x02'
|
|
b'\x00\x00\x04\x00\x15\x00zeroUT\t\x00\x03\xd6\x8b\x92G\xda\x8b\x92GUx\x04'
|
|
b'\x00\xe8\x03\xe8\x03\xc7<M\xb5a\xceX\xa3Y&\x8b{oE\xd7\x9d\x8c\x98\x02\xc0'
|
|
b'PK\x07\x08xu\xaa\xb2\x14\x00\x00\x00\x00\x02\x00\x00PK\x01\x02\x17\x03'
|
|
b'\x14\x00\t\x00\x08\x00\xcf}38xu\xaa\xb2\x14\x00\x00\x00\x00\x02\x00\x00'
|
|
b'\x04\x00\r\x00\x00\x00\x00\x00\x00\x00\x00\x00\xa4\x81\x00\x00\x00\x00ze'
|
|
b'roUT\x05\x00\x03\xd6\x8b\x92GUx\x00\x00PK\x05\x06\x00\x00\x00\x00\x01'
|
|
b'\x00\x01\x00?\x00\x00\x00[\x00\x00\x00\x00\x00' )
|
|
|
|
plain = b'zipfile.py encryption test'
|
|
plain2 = b'\x00'*512
|
|
|
|
def setUp(self):
|
|
with open(TESTFN, "wb") as fp:
|
|
fp.write(self.data)
|
|
self.zip = zipfile.ZipFile(TESTFN, "r")
|
|
with open(TESTFN2, "wb") as fp:
|
|
fp.write(self.data2)
|
|
self.zip2 = zipfile.ZipFile(TESTFN2, "r")
|
|
|
|
def tearDown(self):
|
|
self.zip.close()
|
|
os.unlink(TESTFN)
|
|
self.zip2.close()
|
|
os.unlink(TESTFN2)
|
|
|
|
def test_no_password(self):
|
|
# Reading the encrypted file without password
|
|
# must generate a RunTime exception
|
|
self.assertRaises(RuntimeError, self.zip.read, "test.txt")
|
|
self.assertRaises(RuntimeError, self.zip2.read, "zero")
|
|
|
|
def test_bad_password(self):
|
|
self.zip.setpassword(b"perl")
|
|
self.assertRaises(RuntimeError, self.zip.read, "test.txt")
|
|
self.zip2.setpassword(b"perl")
|
|
self.assertRaises(RuntimeError, self.zip2.read, "zero")
|
|
|
|
@requires_zlib
|
|
def test_good_password(self):
|
|
self.zip.setpassword(b"python")
|
|
self.assertEqual(self.zip.read("test.txt"), self.plain)
|
|
self.zip2.setpassword(b"12345")
|
|
self.assertEqual(self.zip2.read("zero"), self.plain2)
|
|
|
|
def test_unicode_password(self):
|
|
self.assertRaises(TypeError, self.zip.setpassword, "unicode")
|
|
self.assertRaises(TypeError, self.zip.read, "test.txt", "python")
|
|
self.assertRaises(TypeError, self.zip.open, "test.txt", pwd="python")
|
|
self.assertRaises(TypeError, self.zip.extract, "test.txt", pwd="python")
|
|
|
|
class AbstractTestsWithRandomBinaryFiles:
|
|
@classmethod
|
|
def setUpClass(cls):
|
|
datacount = randint(16, 64)*1024 + randint(1, 1024)
|
|
cls.data = b''.join(struct.pack('<f', random()*randint(-1000, 1000))
|
|
for i in range(datacount))
|
|
|
|
def setUp(self):
|
|
# Make a source file with some lines
|
|
with open(TESTFN, "wb") as fp:
|
|
fp.write(self.data)
|
|
|
|
def tearDown(self):
|
|
unlink(TESTFN)
|
|
unlink(TESTFN2)
|
|
|
|
def make_test_archive(self, f, compression):
|
|
# Create the ZIP archive
|
|
with zipfile.ZipFile(f, "w", compression) as zipfp:
|
|
zipfp.write(TESTFN, "another.name")
|
|
zipfp.write(TESTFN, TESTFN)
|
|
|
|
def zip_test(self, f, compression):
|
|
self.make_test_archive(f, compression)
|
|
|
|
# Read the ZIP archive
|
|
with zipfile.ZipFile(f, "r", compression) as zipfp:
|
|
testdata = zipfp.read(TESTFN)
|
|
self.assertEqual(len(testdata), len(self.data))
|
|
self.assertEqual(testdata, self.data)
|
|
self.assertEqual(zipfp.read("another.name"), self.data)
|
|
|
|
def test_read(self):
|
|
for f in get_files(self):
|
|
self.zip_test(f, self.compression)
|
|
|
|
def zip_open_test(self, f, compression):
|
|
self.make_test_archive(f, compression)
|
|
|
|
# Read the ZIP archive
|
|
with zipfile.ZipFile(f, "r", compression) as zipfp:
|
|
zipdata1 = []
|
|
with zipfp.open(TESTFN) as zipopen1:
|
|
while True:
|
|
read_data = zipopen1.read(256)
|
|
if not read_data:
|
|
break
|
|
zipdata1.append(read_data)
|
|
|
|
zipdata2 = []
|
|
with zipfp.open("another.name") as zipopen2:
|
|
while True:
|
|
read_data = zipopen2.read(256)
|
|
if not read_data:
|
|
break
|
|
zipdata2.append(read_data)
|
|
|
|
testdata1 = b''.join(zipdata1)
|
|
self.assertEqual(len(testdata1), len(self.data))
|
|
self.assertEqual(testdata1, self.data)
|
|
|
|
testdata2 = b''.join(zipdata2)
|
|
self.assertEqual(len(testdata2), len(self.data))
|
|
self.assertEqual(testdata2, self.data)
|
|
|
|
def test_open(self):
|
|
for f in get_files(self):
|
|
self.zip_open_test(f, self.compression)
|
|
|
|
def zip_random_open_test(self, f, compression):
|
|
self.make_test_archive(f, compression)
|
|
|
|
# Read the ZIP archive
|
|
with zipfile.ZipFile(f, "r", compression) as zipfp:
|
|
zipdata1 = []
|
|
with zipfp.open(TESTFN) as zipopen1:
|
|
while True:
|
|
read_data = zipopen1.read(randint(1, 1024))
|
|
if not read_data:
|
|
break
|
|
zipdata1.append(read_data)
|
|
|
|
testdata = b''.join(zipdata1)
|
|
self.assertEqual(len(testdata), len(self.data))
|
|
self.assertEqual(testdata, self.data)
|
|
|
|
def test_random_open(self):
|
|
for f in get_files(self):
|
|
self.zip_random_open_test(f, self.compression)
|
|
|
|
|
|
class StoredTestsWithRandomBinaryFiles(AbstractTestsWithRandomBinaryFiles,
|
|
unittest.TestCase):
|
|
compression = zipfile.ZIP_STORED
|
|
|
|
@requires_zlib
|
|
class DeflateTestsWithRandomBinaryFiles(AbstractTestsWithRandomBinaryFiles,
|
|
unittest.TestCase):
|
|
compression = zipfile.ZIP_DEFLATED
|
|
|
|
@requires_bz2
|
|
class Bzip2TestsWithRandomBinaryFiles(AbstractTestsWithRandomBinaryFiles,
|
|
unittest.TestCase):
|
|
compression = zipfile.ZIP_BZIP2
|
|
|
|
@requires_lzma
|
|
class LzmaTestsWithRandomBinaryFiles(AbstractTestsWithRandomBinaryFiles,
|
|
unittest.TestCase):
|
|
compression = zipfile.ZIP_LZMA
|
|
|
|
|
|
# Privide the tell() method but not seek()
|
|
class Tellable:
|
|
def __init__(self, fp):
|
|
self.fp = fp
|
|
self.offset = 0
|
|
|
|
def write(self, data):
|
|
n = self.fp.write(data)
|
|
self.offset += n
|
|
return n
|
|
|
|
def tell(self):
|
|
return self.offset
|
|
|
|
def flush(self):
|
|
self.fp.flush()
|
|
|
|
class Unseekable:
|
|
def __init__(self, fp):
|
|
self.fp = fp
|
|
|
|
def write(self, data):
|
|
return self.fp.write(data)
|
|
|
|
def flush(self):
|
|
self.fp.flush()
|
|
|
|
class UnseekableTests(unittest.TestCase):
|
|
def test_writestr(self):
|
|
for wrapper in (lambda f: f), Tellable, Unseekable:
|
|
with self.subTest(wrapper=wrapper):
|
|
f = io.BytesIO()
|
|
f.write(b'abc')
|
|
bf = io.BufferedWriter(f)
|
|
with zipfile.ZipFile(wrapper(bf), 'w', zipfile.ZIP_STORED) as zipfp:
|
|
zipfp.writestr('ones', b'111')
|
|
zipfp.writestr('twos', b'222')
|
|
self.assertEqual(f.getvalue()[:5], b'abcPK')
|
|
with zipfile.ZipFile(f, mode='r') as zipf:
|
|
with zipf.open('ones') as zopen:
|
|
self.assertEqual(zopen.read(), b'111')
|
|
with zipf.open('twos') as zopen:
|
|
self.assertEqual(zopen.read(), b'222')
|
|
|
|
def test_write(self):
|
|
for wrapper in (lambda f: f), Tellable, Unseekable:
|
|
with self.subTest(wrapper=wrapper):
|
|
f = io.BytesIO()
|
|
f.write(b'abc')
|
|
bf = io.BufferedWriter(f)
|
|
with zipfile.ZipFile(wrapper(bf), 'w', zipfile.ZIP_STORED) as zipfp:
|
|
self.addCleanup(unlink, TESTFN)
|
|
with open(TESTFN, 'wb') as f2:
|
|
f2.write(b'111')
|
|
zipfp.write(TESTFN, 'ones')
|
|
with open(TESTFN, 'wb') as f2:
|
|
f2.write(b'222')
|
|
zipfp.write(TESTFN, 'twos')
|
|
self.assertEqual(f.getvalue()[:5], b'abcPK')
|
|
with zipfile.ZipFile(f, mode='r') as zipf:
|
|
with zipf.open('ones') as zopen:
|
|
self.assertEqual(zopen.read(), b'111')
|
|
with zipf.open('twos') as zopen:
|
|
self.assertEqual(zopen.read(), b'222')
|
|
|
|
|
|
@requires_zlib
|
|
class TestsWithMultipleOpens(unittest.TestCase):
|
|
@classmethod
|
|
def setUpClass(cls):
|
|
cls.data1 = b'111' + getrandbytes(10000)
|
|
cls.data2 = b'222' + getrandbytes(10000)
|
|
|
|
def make_test_archive(self, f):
|
|
# Create the ZIP archive
|
|
with zipfile.ZipFile(f, "w", zipfile.ZIP_DEFLATED) as zipfp:
|
|
zipfp.writestr('ones', self.data1)
|
|
zipfp.writestr('twos', self.data2)
|
|
|
|
def test_same_file(self):
|
|
# Verify that (when the ZipFile is in control of creating file objects)
|
|
# multiple open() calls can be made without interfering with each other.
|
|
for f in get_files(self):
|
|
self.make_test_archive(f)
|
|
with zipfile.ZipFile(f, mode="r") as zipf:
|
|
with zipf.open('ones') as zopen1, zipf.open('ones') as zopen2:
|
|
data1 = zopen1.read(500)
|
|
data2 = zopen2.read(500)
|
|
data1 += zopen1.read()
|
|
data2 += zopen2.read()
|
|
self.assertEqual(data1, data2)
|
|
self.assertEqual(data1, self.data1)
|
|
|
|
def test_different_file(self):
|
|
# Verify that (when the ZipFile is in control of creating file objects)
|
|
# multiple open() calls can be made without interfering with each other.
|
|
for f in get_files(self):
|
|
self.make_test_archive(f)
|
|
with zipfile.ZipFile(f, mode="r") as zipf:
|
|
with zipf.open('ones') as zopen1, zipf.open('twos') as zopen2:
|
|
data1 = zopen1.read(500)
|
|
data2 = zopen2.read(500)
|
|
data1 += zopen1.read()
|
|
data2 += zopen2.read()
|
|
self.assertEqual(data1, self.data1)
|
|
self.assertEqual(data2, self.data2)
|
|
|
|
def test_interleaved(self):
|
|
# Verify that (when the ZipFile is in control of creating file objects)
|
|
# multiple open() calls can be made without interfering with each other.
|
|
for f in get_files(self):
|
|
self.make_test_archive(f)
|
|
with zipfile.ZipFile(f, mode="r") as zipf:
|
|
with zipf.open('ones') as zopen1, zipf.open('twos') as zopen2:
|
|
data1 = zopen1.read(500)
|
|
data2 = zopen2.read(500)
|
|
data1 += zopen1.read()
|
|
data2 += zopen2.read()
|
|
self.assertEqual(data1, self.data1)
|
|
self.assertEqual(data2, self.data2)
|
|
|
|
def test_read_after_close(self):
|
|
for f in get_files(self):
|
|
self.make_test_archive(f)
|
|
with contextlib.ExitStack() as stack:
|
|
with zipfile.ZipFile(f, 'r') as zipf:
|
|
zopen1 = stack.enter_context(zipf.open('ones'))
|
|
zopen2 = stack.enter_context(zipf.open('twos'))
|
|
data1 = zopen1.read(500)
|
|
data2 = zopen2.read(500)
|
|
data1 += zopen1.read()
|
|
data2 += zopen2.read()
|
|
self.assertEqual(data1, self.data1)
|
|
self.assertEqual(data2, self.data2)
|
|
|
|
def test_read_after_write(self):
|
|
for f in get_files(self):
|
|
with zipfile.ZipFile(f, 'w', zipfile.ZIP_DEFLATED) as zipf:
|
|
zipf.writestr('ones', self.data1)
|
|
zipf.writestr('twos', self.data2)
|
|
with zipf.open('ones') as zopen1:
|
|
data1 = zopen1.read(500)
|
|
self.assertEqual(data1, self.data1[:500])
|
|
with zipfile.ZipFile(f, 'r') as zipf:
|
|
data1 = zipf.read('ones')
|
|
data2 = zipf.read('twos')
|
|
self.assertEqual(data1, self.data1)
|
|
self.assertEqual(data2, self.data2)
|
|
|
|
def test_write_after_read(self):
|
|
for f in get_files(self):
|
|
with zipfile.ZipFile(f, "w", zipfile.ZIP_DEFLATED) as zipf:
|
|
zipf.writestr('ones', self.data1)
|
|
with zipf.open('ones') as zopen1:
|
|
zopen1.read(500)
|
|
zipf.writestr('twos', self.data2)
|
|
with zipfile.ZipFile(f, 'r') as zipf:
|
|
data1 = zipf.read('ones')
|
|
data2 = zipf.read('twos')
|
|
self.assertEqual(data1, self.data1)
|
|
self.assertEqual(data2, self.data2)
|
|
|
|
def test_many_opens(self):
|
|
# Verify that read() and open() promptly close the file descriptor,
|
|
# and don't rely on the garbage collector to free resources.
|
|
self.make_test_archive(TESTFN2)
|
|
with zipfile.ZipFile(TESTFN2, mode="r") as zipf:
|
|
for x in range(100):
|
|
zipf.read('ones')
|
|
with zipf.open('ones') as zopen1:
|
|
pass
|
|
with open(os.devnull) as f:
|
|
self.assertLess(f.fileno(), 100)
|
|
|
|
def tearDown(self):
|
|
unlink(TESTFN2)
|
|
|
|
|
|
class TestWithDirectory(unittest.TestCase):
|
|
def setUp(self):
|
|
os.mkdir(TESTFN2)
|
|
|
|
def test_extract_dir(self):
|
|
with zipfile.ZipFile(findfile("zipdir.zip")) as zipf:
|
|
zipf.extractall(TESTFN2)
|
|
self.assertTrue(os.path.isdir(os.path.join(TESTFN2, "a")))
|
|
self.assertTrue(os.path.isdir(os.path.join(TESTFN2, "a", "b")))
|
|
self.assertTrue(os.path.exists(os.path.join(TESTFN2, "a", "b", "c")))
|
|
|
|
def test_bug_6050(self):
|
|
# Extraction should succeed if directories already exist
|
|
os.mkdir(os.path.join(TESTFN2, "a"))
|
|
self.test_extract_dir()
|
|
|
|
def test_write_dir(self):
|
|
dirpath = os.path.join(TESTFN2, "x")
|
|
os.mkdir(dirpath)
|
|
mode = os.stat(dirpath).st_mode & 0xFFFF
|
|
with zipfile.ZipFile(TESTFN, "w") as zipf:
|
|
zipf.write(dirpath)
|
|
zinfo = zipf.filelist[0]
|
|
self.assertTrue(zinfo.filename.endswith("/x/"))
|
|
self.assertEqual(zinfo.external_attr, (mode << 16) | 0x10)
|
|
zipf.write(dirpath, "y")
|
|
zinfo = zipf.filelist[1]
|
|
self.assertTrue(zinfo.filename, "y/")
|
|
self.assertEqual(zinfo.external_attr, (mode << 16) | 0x10)
|
|
with zipfile.ZipFile(TESTFN, "r") as zipf:
|
|
zinfo = zipf.filelist[0]
|
|
self.assertTrue(zinfo.filename.endswith("/x/"))
|
|
self.assertEqual(zinfo.external_attr, (mode << 16) | 0x10)
|
|
zinfo = zipf.filelist[1]
|
|
self.assertTrue(zinfo.filename, "y/")
|
|
self.assertEqual(zinfo.external_attr, (mode << 16) | 0x10)
|
|
target = os.path.join(TESTFN2, "target")
|
|
os.mkdir(target)
|
|
zipf.extractall(target)
|
|
self.assertTrue(os.path.isdir(os.path.join(target, "y")))
|
|
self.assertEqual(len(os.listdir(target)), 2)
|
|
|
|
def test_writestr_dir(self):
|
|
os.mkdir(os.path.join(TESTFN2, "x"))
|
|
with zipfile.ZipFile(TESTFN, "w") as zipf:
|
|
zipf.writestr("x/", b'')
|
|
zinfo = zipf.filelist[0]
|
|
self.assertEqual(zinfo.filename, "x/")
|
|
self.assertEqual(zinfo.external_attr, (0o40775 << 16) | 0x10)
|
|
with zipfile.ZipFile(TESTFN, "r") as zipf:
|
|
zinfo = zipf.filelist[0]
|
|
self.assertTrue(zinfo.filename.endswith("x/"))
|
|
self.assertEqual(zinfo.external_attr, (0o40775 << 16) | 0x10)
|
|
target = os.path.join(TESTFN2, "target")
|
|
os.mkdir(target)
|
|
zipf.extractall(target)
|
|
self.assertTrue(os.path.isdir(os.path.join(target, "x")))
|
|
self.assertEqual(os.listdir(target), ["x"])
|
|
|
|
def tearDown(self):
|
|
rmtree(TESTFN2)
|
|
if os.path.exists(TESTFN):
|
|
unlink(TESTFN)
|
|
|
|
|
|
class AbstractUniversalNewlineTests:
|
|
@classmethod
|
|
def setUpClass(cls):
|
|
cls.line_gen = [bytes("Test of zipfile line %d." % i, "ascii")
|
|
for i in range(FIXEDTEST_SIZE)]
|
|
cls.seps = (b'\r', b'\r\n', b'\n')
|
|
cls.arcdata = {}
|
|
for n, s in enumerate(cls.seps):
|
|
cls.arcdata[s] = s.join(cls.line_gen) + s
|
|
|
|
def setUp(self):
|
|
self.arcfiles = {}
|
|
for n, s in enumerate(self.seps):
|
|
self.arcfiles[s] = '%s-%d' % (TESTFN, n)
|
|
with open(self.arcfiles[s], "wb") as f:
|
|
f.write(self.arcdata[s])
|
|
|
|
def make_test_archive(self, f, compression):
|
|
# Create the ZIP archive
|
|
with zipfile.ZipFile(f, "w", compression) as zipfp:
|
|
for fn in self.arcfiles.values():
|
|
zipfp.write(fn, fn)
|
|
|
|
def read_test(self, f, compression):
|
|
self.make_test_archive(f, compression)
|
|
|
|
# Read the ZIP archive
|
|
with zipfile.ZipFile(f, "r") as zipfp:
|
|
for sep, fn in self.arcfiles.items():
|
|
with openU(zipfp, fn) as fp:
|
|
zipdata = fp.read()
|
|
self.assertEqual(self.arcdata[sep], zipdata)
|
|
|
|
def test_read(self):
|
|
for f in get_files(self):
|
|
self.read_test(f, self.compression)
|
|
|
|
def readline_read_test(self, f, compression):
|
|
self.make_test_archive(f, compression)
|
|
|
|
# Read the ZIP archive
|
|
with zipfile.ZipFile(f, "r") as zipfp:
|
|
for sep, fn in self.arcfiles.items():
|
|
with openU(zipfp, fn) as zipopen:
|
|
data = b''
|
|
while True:
|
|
read = zipopen.readline()
|
|
if not read:
|
|
break
|
|
data += read
|
|
|
|
read = zipopen.read(5)
|
|
if not read:
|
|
break
|
|
data += read
|
|
|
|
self.assertEqual(data, self.arcdata[b'\n'])
|
|
|
|
def test_readline_read(self):
|
|
for f in get_files(self):
|
|
self.readline_read_test(f, self.compression)
|
|
|
|
def readline_test(self, f, compression):
|
|
self.make_test_archive(f, compression)
|
|
|
|
# Read the ZIP archive
|
|
with zipfile.ZipFile(f, "r") as zipfp:
|
|
for sep, fn in self.arcfiles.items():
|
|
with openU(zipfp, fn) as zipopen:
|
|
for line in self.line_gen:
|
|
linedata = zipopen.readline()
|
|
self.assertEqual(linedata, line + b'\n')
|
|
|
|
def test_readline(self):
|
|
for f in get_files(self):
|
|
self.readline_test(f, self.compression)
|
|
|
|
def readlines_test(self, f, compression):
|
|
self.make_test_archive(f, compression)
|
|
|
|
# Read the ZIP archive
|
|
with zipfile.ZipFile(f, "r") as zipfp:
|
|
for sep, fn in self.arcfiles.items():
|
|
with openU(zipfp, fn) as fp:
|
|
ziplines = fp.readlines()
|
|
for line, zipline in zip(self.line_gen, ziplines):
|
|
self.assertEqual(zipline, line + b'\n')
|
|
|
|
def test_readlines(self):
|
|
for f in get_files(self):
|
|
self.readlines_test(f, self.compression)
|
|
|
|
def iterlines_test(self, f, compression):
|
|
self.make_test_archive(f, compression)
|
|
|
|
# Read the ZIP archive
|
|
with zipfile.ZipFile(f, "r") as zipfp:
|
|
for sep, fn in self.arcfiles.items():
|
|
with openU(zipfp, fn) as fp:
|
|
for line, zipline in zip(self.line_gen, fp):
|
|
self.assertEqual(zipline, line + b'\n')
|
|
|
|
def test_iterlines(self):
|
|
for f in get_files(self):
|
|
self.iterlines_test(f, self.compression)
|
|
|
|
def tearDown(self):
|
|
for sep, fn in self.arcfiles.items():
|
|
unlink(fn)
|
|
unlink(TESTFN)
|
|
unlink(TESTFN2)
|
|
|
|
|
|
class StoredUniversalNewlineTests(AbstractUniversalNewlineTests,
|
|
unittest.TestCase):
|
|
compression = zipfile.ZIP_STORED
|
|
|
|
@requires_zlib
|
|
class DeflateUniversalNewlineTests(AbstractUniversalNewlineTests,
|
|
unittest.TestCase):
|
|
compression = zipfile.ZIP_DEFLATED
|
|
|
|
@requires_bz2
|
|
class Bzip2UniversalNewlineTests(AbstractUniversalNewlineTests,
|
|
unittest.TestCase):
|
|
compression = zipfile.ZIP_BZIP2
|
|
|
|
@requires_lzma
|
|
class LzmaUniversalNewlineTests(AbstractUniversalNewlineTests,
|
|
unittest.TestCase):
|
|
compression = zipfile.ZIP_LZMA
|
|
|
|
class ZipInfoTests(unittest.TestCase):
|
|
def test_from_file(self):
|
|
zi = zipfile.ZipInfo.from_file(__file__)
|
|
self.assertEqual(posixpath.basename(zi.filename), 'test_zipfile.py')
|
|
self.assertFalse(zi.is_dir())
|
|
|
|
def test_from_dir(self):
|
|
dirpath = os.path.dirname(os.path.abspath(__file__))
|
|
zi = zipfile.ZipInfo.from_file(dirpath, 'stdlib_tests')
|
|
self.assertEqual(zi.filename, 'stdlib_tests/')
|
|
self.assertTrue(zi.is_dir())
|
|
self.assertEqual(zi.compress_type, zipfile.ZIP_STORED)
|
|
self.assertEqual(zi.file_size, 0)
|
|
|
|
if __name__ == "__main__":
|
|
unittest.main()
|