1155 lines
41 KiB
Python
1155 lines
41 KiB
Python
# We can test part of the module without zlib.
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try:
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import zlib
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except ImportError:
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zlib = None
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import zipfile, os, unittest, sys, shutil, struct
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from StringIO import StringIO
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from tempfile import TemporaryFile
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from random import randint, random
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import test.test_support as support
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from test.test_support import TESTFN, run_unittest, findfile
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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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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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class TestsWithSourceFile(unittest.TestCase):
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def setUp(self):
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self.line_gen = ["Zipfile test line %d. random float: %f" % (i, random())
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for i in xrange(FIXEDTEST_SIZE)]
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self.data = '\n'.join(self.line_gen) + '\n'
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# Make a source file with some lines
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fp = open(TESTFN, "wb")
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fp.write(self.data)
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fp.close()
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def makeTestArchive(self, f, compression):
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# Create the ZIP archive
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zipfp = zipfile.ZipFile(f, "w", compression)
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zipfp.write(TESTFN, "another"+os.extsep+"name")
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zipfp.write(TESTFN, TESTFN)
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zipfp.writestr("strfile", self.data)
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zipfp.close()
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def zipTest(self, f, compression):
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self.makeTestArchive(f, compression)
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# Read the ZIP archive
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zipfp = zipfile.ZipFile(f, "r", compression)
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self.assertEqual(zipfp.read(TESTFN), self.data)
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self.assertEqual(zipfp.read("another"+os.extsep+"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 = StringIO()
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stdout = sys.stdout
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try:
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sys.stdout = fp
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zipfp.printdir()
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finally:
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sys.stdout = stdout
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directory = fp.getvalue()
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lines = directory.splitlines()
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self.assertEquals(len(lines), 4) # Number of files + header
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self.assertTrue('File Name' in lines[0])
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self.assertTrue('Modified' in lines[0])
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self.assertTrue('Size' in lines[0])
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fn, date, time, size = lines[1].split()
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self.assertEquals(fn, 'another.name')
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# XXX: timestamp is not tested
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self.assertEquals(size, str(len(self.data)))
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# Check the namelist
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names = zipfp.namelist()
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self.assertEquals(len(names), 3)
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self.assertTrue(TESTFN in names)
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self.assertTrue("another"+os.extsep+"name" in names)
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self.assertTrue("strfile" in 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.assertEquals(len(names), 3)
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self.assertTrue(TESTFN in names)
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self.assertTrue("another"+os.extsep+"name" in names)
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self.assertTrue("strfile" in names)
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for i in infos:
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self.assertEquals(i.file_size, len(self.data))
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# check getinfo
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for nm in (TESTFN, "another"+os.extsep+"name", "strfile"):
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info = zipfp.getinfo(nm)
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self.assertEquals(info.filename, nm)
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self.assertEquals(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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zipfp.close()
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def testStored(self):
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for f in (TESTFN2, TemporaryFile(), StringIO()):
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self.zipTest(f, zipfile.ZIP_STORED)
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def zipOpenTest(self, f, compression):
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self.makeTestArchive(f, compression)
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# Read the ZIP archive
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zipfp = zipfile.ZipFile(f, "r", compression)
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zipdata1 = []
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zipopen1 = zipfp.open(TESTFN)
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while 1:
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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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zipopen2 = zipfp.open("another"+os.extsep+"name")
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while 1:
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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(''.join(zipdata1), self.data)
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self.assertEqual(''.join(zipdata2), self.data)
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zipfp.close()
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def testOpenStored(self):
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for f in (TESTFN2, TemporaryFile(), StringIO()):
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self.zipOpenTest(f, zipfile.ZIP_STORED)
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def testOpenViaZipInfo(self):
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# Create the ZIP archive
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zipfp = zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_STORED)
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zipfp.writestr("name", "foo")
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zipfp.writestr("name", "bar")
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zipfp.close()
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zipfp = zipfile.ZipFile(TESTFN2, "r")
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infos = zipfp.infolist()
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data = ""
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for info in infos:
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data += zipfp.open(info).read()
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self.assertTrue(data == "foobar" or data == "barfoo")
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data = ""
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for info in infos:
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data += zipfp.read(info)
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self.assertTrue(data == "foobar" or data == "barfoo")
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zipfp.close()
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def zipRandomOpenTest(self, f, compression):
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self.makeTestArchive(f, compression)
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# Read the ZIP archive
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zipfp = zipfile.ZipFile(f, "r", compression)
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zipdata1 = []
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zipopen1 = zipfp.open(TESTFN)
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while 1:
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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(''.join(zipdata1), self.data)
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zipfp.close()
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def testRandomOpenStored(self):
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for f in (TESTFN2, TemporaryFile(), StringIO()):
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self.zipRandomOpenTest(f, zipfile.ZIP_STORED)
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def zipReadlineTest(self, f, compression):
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self.makeTestArchive(f, compression)
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# Read the ZIP archive
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zipfp = zipfile.ZipFile(f, "r")
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zipopen = zipfp.open(TESTFN)
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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 + '\n')
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zipfp.close()
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def zipReadlinesTest(self, f, compression):
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self.makeTestArchive(f, compression)
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# Read the ZIP archive
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zipfp = zipfile.ZipFile(f, "r")
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ziplines = zipfp.open(TESTFN).readlines()
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for line, zipline in zip(self.line_gen, ziplines):
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self.assertEqual(zipline, line + '\n')
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zipfp.close()
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def zipIterlinesTest(self, f, compression):
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self.makeTestArchive(f, compression)
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# Read the ZIP archive
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zipfp = zipfile.ZipFile(f, "r")
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for line, zipline in zip(self.line_gen, zipfp.open(TESTFN)):
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self.assertEqual(zipline, line + '\n')
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zipfp.close()
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def testReadlineStored(self):
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for f in (TESTFN2, TemporaryFile(), StringIO()):
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self.zipReadlineTest(f, zipfile.ZIP_STORED)
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def testReadlinesStored(self):
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for f in (TESTFN2, TemporaryFile(), StringIO()):
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self.zipReadlinesTest(f, zipfile.ZIP_STORED)
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def testIterlinesStored(self):
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for f in (TESTFN2, TemporaryFile(), StringIO()):
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self.zipIterlinesTest(f, zipfile.ZIP_STORED)
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if zlib:
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def testDeflated(self):
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for f in (TESTFN2, TemporaryFile(), StringIO()):
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self.zipTest(f, zipfile.ZIP_DEFLATED)
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def testOpenDeflated(self):
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for f in (TESTFN2, TemporaryFile(), StringIO()):
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self.zipOpenTest(f, zipfile.ZIP_DEFLATED)
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def testRandomOpenDeflated(self):
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for f in (TESTFN2, TemporaryFile(), StringIO()):
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self.zipRandomOpenTest(f, zipfile.ZIP_DEFLATED)
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def testReadlineDeflated(self):
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for f in (TESTFN2, TemporaryFile(), StringIO()):
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self.zipReadlineTest(f, zipfile.ZIP_DEFLATED)
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def testReadlinesDeflated(self):
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for f in (TESTFN2, TemporaryFile(), StringIO()):
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self.zipReadlinesTest(f, zipfile.ZIP_DEFLATED)
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def testIterlinesDeflated(self):
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for f in (TESTFN2, TemporaryFile(), StringIO()):
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self.zipIterlinesTest(f, zipfile.ZIP_DEFLATED)
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def testLowCompression(self):
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# Checks for cases where compressed data is larger than original
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# Create the ZIP archive
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zipfp = zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_DEFLATED)
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zipfp.writestr("strfile", '12')
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zipfp.close()
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# Get an open object for strfile
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zipfp = zipfile.ZipFile(TESTFN2, "r", zipfile.ZIP_DEFLATED)
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openobj = zipfp.open("strfile")
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self.assertEqual(openobj.read(1), '1')
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self.assertEqual(openobj.read(1), '2')
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def testAbsoluteArcnames(self):
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zipfp = zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_STORED)
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zipfp.write(TESTFN, "/absolute")
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zipfp.close()
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zipfp = zipfile.ZipFile(TESTFN2, "r", zipfile.ZIP_STORED)
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self.assertEqual(zipfp.namelist(), ["absolute"])
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zipfp.close()
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def testAppendToZipFile(self):
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# Test appending to an existing zipfile
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zipfp = zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_STORED)
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zipfp.write(TESTFN, TESTFN)
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zipfp.close()
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zipfp = zipfile.ZipFile(TESTFN2, "a", zipfile.ZIP_STORED)
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zipfp.writestr("strfile", self.data)
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self.assertEqual(zipfp.namelist(), [TESTFN, "strfile"])
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zipfp.close()
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def testAppendToNonZipFile(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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d = 'I am not a ZipFile!'*10
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f = file(TESTFN2, 'wb')
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f.write(d)
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f.close()
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zipfp = zipfile.ZipFile(TESTFN2, "a", zipfile.ZIP_STORED)
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zipfp.write(TESTFN, TESTFN)
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zipfp.close()
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f = file(TESTFN2, 'rb')
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f.seek(len(d))
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zipfp = zipfile.ZipFile(f, "r")
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self.assertEqual(zipfp.namelist(), [TESTFN])
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zipfp.close()
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f.close()
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def test_WriteDefaultName(self):
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# Check that calling ZipFile.write without arcname specified produces the expected result
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zipfp = zipfile.ZipFile(TESTFN2, "w")
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zipfp.write(TESTFN)
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self.assertEqual(zipfp.read(TESTFN), file(TESTFN).read())
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zipfp.close()
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def test_PerFileCompression(self):
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# Check that files within a Zip archive can have different compression options
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zipfp = zipfile.ZipFile(TESTFN2, "w")
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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')
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self.assertEqual(sinfo.compress_type, zipfile.ZIP_STORED)
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self.assertEqual(dinfo.compress_type, zipfile.ZIP_DEFLATED)
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zipfp.close()
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def test_WriteToReadonly(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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zipf = zipfile.ZipFile(TESTFN2, mode="w")
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zipf.writestr("somefile.txt", "bogus")
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zipf.close()
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zipf = zipfile.ZipFile(TESTFN2, mode="r")
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self.assertRaises(RuntimeError, zipf.write, TESTFN)
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zipf.close()
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def testExtract(self):
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zipfp = zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_STORED)
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for fpath, fdata in SMALL_TEST_DATA:
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zipfp.writestr(fpath, fdata)
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zipfp.close()
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zipfp = zipfile.ZipFile(TESTFN2, "r")
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for fpath, fdata in SMALL_TEST_DATA:
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writtenfile = zipfp.extract(fpath)
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# make sure it was written to the right place
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if os.path.isabs(fpath):
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correctfile = os.path.join(os.getcwd(), fpath[1:])
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else:
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correctfile = os.path.join(os.getcwd(), fpath)
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correctfile = os.path.normpath(correctfile)
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self.assertEqual(writtenfile, correctfile)
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# make sure correct data is in correct file
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self.assertEqual(fdata, file(writtenfile, "rb").read())
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os.remove(writtenfile)
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zipfp.close()
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# remove the test file subdirectories
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shutil.rmtree(os.path.join(os.getcwd(), 'ziptest2dir'))
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def testExtractAll(self):
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zipfp = zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_STORED)
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for fpath, fdata in SMALL_TEST_DATA:
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zipfp.writestr(fpath, fdata)
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zipfp.close()
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zipfp = zipfile.ZipFile(TESTFN2, "r")
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zipfp.extractall()
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for fpath, fdata in SMALL_TEST_DATA:
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if os.path.isabs(fpath):
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outfile = os.path.join(os.getcwd(), fpath[1:])
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else:
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outfile = os.path.join(os.getcwd(), fpath)
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self.assertEqual(fdata, file(outfile, "rb").read())
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os.remove(outfile)
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zipfp.close()
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# remove the test file subdirectories
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shutil.rmtree(os.path.join(os.getcwd(), 'ziptest2dir'))
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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.makeTestArchive(f, compression)
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zipfp = zipfile.ZipFile(f, "r")
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zinfo = zipfp.getinfo('strfile')
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self.assertEqual(zinfo.external_attr, 0600 << 16)
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def test_writestr_permissions(self):
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for f in (TESTFN2, TemporaryFile(), StringIO()):
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self.zip_test_writestr_permissions(f, zipfile.ZIP_STORED)
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def tearDown(self):
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os.remove(TESTFN)
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os.remove(TESTFN2)
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class TestZip64InSmallFiles(unittest.TestCase):
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# These tests test the ZIP64 functionality without using large files,
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# see test_zipfile64 for proper tests.
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def setUp(self):
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self._limit = zipfile.ZIP64_LIMIT
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zipfile.ZIP64_LIMIT = 5
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line_gen = ("Test of zipfile line %d." % i for i in range(0, FIXEDTEST_SIZE))
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self.data = '\n'.join(line_gen)
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# Make a source file with some lines
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fp = open(TESTFN, "wb")
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fp.write(self.data)
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fp.close()
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def largeFileExceptionTest(self, f, compression):
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zipfp = zipfile.ZipFile(f, "w", compression)
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self.assertRaises(zipfile.LargeZipFile,
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zipfp.write, TESTFN, "another"+os.extsep+"name")
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zipfp.close()
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def largeFileExceptionTest2(self, f, compression):
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zipfp = zipfile.ZipFile(f, "w", compression)
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self.assertRaises(zipfile.LargeZipFile,
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zipfp.writestr, "another"+os.extsep+"name", self.data)
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zipfp.close()
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def testLargeFileException(self):
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for f in (TESTFN2, TemporaryFile(), StringIO()):
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self.largeFileExceptionTest(f, zipfile.ZIP_STORED)
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self.largeFileExceptionTest2(f, zipfile.ZIP_STORED)
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def zipTest(self, f, compression):
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# Create the ZIP archive
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zipfp = zipfile.ZipFile(f, "w", compression, allowZip64=True)
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zipfp.write(TESTFN, "another"+os.extsep+"name")
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zipfp.write(TESTFN, TESTFN)
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zipfp.writestr("strfile", self.data)
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zipfp.close()
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# Read the ZIP archive
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zipfp = zipfile.ZipFile(f, "r", compression)
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self.assertEqual(zipfp.read(TESTFN), self.data)
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self.assertEqual(zipfp.read("another"+os.extsep+"name"), self.data)
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self.assertEqual(zipfp.read("strfile"), self.data)
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|
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# Print the ZIP directory
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fp = StringIO()
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stdout = sys.stdout
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try:
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sys.stdout = fp
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|
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zipfp.printdir()
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finally:
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sys.stdout = stdout
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|
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directory = fp.getvalue()
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lines = directory.splitlines()
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self.assertEquals(len(lines), 4) # Number of files + header
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self.assertTrue('File Name' in lines[0])
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self.assertTrue('Modified' in lines[0])
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self.assertTrue('Size' in lines[0])
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fn, date, time, size = lines[1].split()
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self.assertEquals(fn, 'another.name')
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# XXX: timestamp is not tested
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self.assertEquals(size, str(len(self.data)))
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|
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# Check the namelist
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names = zipfp.namelist()
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self.assertEquals(len(names), 3)
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self.assertTrue(TESTFN in names)
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self.assertTrue("another"+os.extsep+"name" in names)
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self.assertTrue("strfile" in names)
|
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|
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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.assertEquals(len(names), 3)
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self.assertTrue(TESTFN in names)
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self.assertTrue("another"+os.extsep+"name" in names)
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self.assertTrue("strfile" in names)
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for i in infos:
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self.assertEquals(i.file_size, len(self.data))
|
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|
|
# check getinfo
|
|
for nm in (TESTFN, "another"+os.extsep+"name", "strfile"):
|
|
info = zipfp.getinfo(nm)
|
|
self.assertEquals(info.filename, nm)
|
|
self.assertEquals(info.file_size, len(self.data))
|
|
|
|
# Check that testzip doesn't raise an exception
|
|
zipfp.testzip()
|
|
|
|
|
|
zipfp.close()
|
|
|
|
def testStored(self):
|
|
for f in (TESTFN2, TemporaryFile(), StringIO()):
|
|
self.zipTest(f, zipfile.ZIP_STORED)
|
|
|
|
|
|
if zlib:
|
|
def testDeflated(self):
|
|
for f in (TESTFN2, TemporaryFile(), StringIO()):
|
|
self.zipTest(f, zipfile.ZIP_DEFLATED)
|
|
|
|
def testAbsoluteArcnames(self):
|
|
zipfp = zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_STORED, allowZip64=True)
|
|
zipfp.write(TESTFN, "/absolute")
|
|
zipfp.close()
|
|
|
|
zipfp = zipfile.ZipFile(TESTFN2, "r", zipfile.ZIP_STORED)
|
|
self.assertEqual(zipfp.namelist(), ["absolute"])
|
|
zipfp.close()
|
|
|
|
def tearDown(self):
|
|
zipfile.ZIP64_LIMIT = self._limit
|
|
os.remove(TESTFN)
|
|
os.remove(TESTFN2)
|
|
|
|
class PyZipFileTests(unittest.TestCase):
|
|
def testWritePyfile(self):
|
|
zipfp = zipfile.PyZipFile(TemporaryFile(), "w")
|
|
fn = __file__
|
|
if fn.endswith('.pyc') or fn.endswith('.pyo'):
|
|
fn = fn[:-1]
|
|
|
|
zipfp.writepy(fn)
|
|
|
|
bn = os.path.basename(fn)
|
|
self.assertTrue(bn not in zipfp.namelist())
|
|
self.assertTrue(bn + 'o' in zipfp.namelist() or bn + 'c' in zipfp.namelist())
|
|
zipfp.close()
|
|
|
|
|
|
zipfp = zipfile.PyZipFile(TemporaryFile(), "w")
|
|
fn = __file__
|
|
if fn.endswith('.pyc') or fn.endswith('.pyo'):
|
|
fn = fn[:-1]
|
|
|
|
zipfp.writepy(fn, "testpackage")
|
|
|
|
bn = "%s/%s"%("testpackage", os.path.basename(fn))
|
|
self.assertTrue(bn not in zipfp.namelist())
|
|
self.assertTrue(bn + 'o' in zipfp.namelist() or bn + 'c' in zipfp.namelist())
|
|
zipfp.close()
|
|
|
|
def testWritePythonPackage(self):
|
|
import email
|
|
packagedir = os.path.dirname(email.__file__)
|
|
|
|
zipfp = zipfile.PyZipFile(TemporaryFile(), "w")
|
|
zipfp.writepy(packagedir)
|
|
|
|
# Check for a couple of modules at different levels of the hieararchy
|
|
names = zipfp.namelist()
|
|
self.assertTrue('email/__init__.pyo' in names or 'email/__init__.pyc' in names)
|
|
self.assertTrue('email/mime/text.pyo' in names or 'email/mime/text.pyc' in names)
|
|
|
|
def testWritePythonDirectory(self):
|
|
os.mkdir(TESTFN2)
|
|
try:
|
|
fp = open(os.path.join(TESTFN2, "mod1.py"), "w")
|
|
fp.write("print 42\n")
|
|
fp.close()
|
|
|
|
fp = open(os.path.join(TESTFN2, "mod2.py"), "w")
|
|
fp.write("print 42 * 42\n")
|
|
fp.close()
|
|
|
|
fp = open(os.path.join(TESTFN2, "mod2.txt"), "w")
|
|
fp.write("bla bla bla\n")
|
|
fp.close()
|
|
|
|
zipfp = zipfile.PyZipFile(TemporaryFile(), "w")
|
|
zipfp.writepy(TESTFN2)
|
|
|
|
names = zipfp.namelist()
|
|
self.assertTrue('mod1.pyc' in names or 'mod1.pyo' in names)
|
|
self.assertTrue('mod2.pyc' in names or 'mod2.pyo' in names)
|
|
self.assertTrue('mod2.txt' not in names)
|
|
|
|
finally:
|
|
shutil.rmtree(TESTFN2)
|
|
|
|
def testWriteNonPyfile(self):
|
|
zipfp = zipfile.PyZipFile(TemporaryFile(), "w")
|
|
file(TESTFN, 'w').write('most definitely not a python file')
|
|
self.assertRaises(RuntimeError, zipfp.writepy, TESTFN)
|
|
os.remove(TESTFN)
|
|
|
|
|
|
class OtherTests(unittest.TestCase):
|
|
def testUnicodeFilenames(self):
|
|
zf = zipfile.ZipFile(TESTFN, "w")
|
|
zf.writestr(u"foo.txt", "Test for unicode filename")
|
|
zf.writestr(u"\xf6.txt", "Test for unicode filename")
|
|
self.assertTrue(isinstance(zf.infolist()[0].filename, unicode))
|
|
zf.close()
|
|
zf = zipfile.ZipFile(TESTFN, "r")
|
|
self.assertEqual(zf.filelist[0].filename, "foo.txt")
|
|
self.assertEqual(zf.filelist[1].filename, u"\xf6.txt")
|
|
zf.close()
|
|
|
|
def testCreateNonExistentFileForAppend(self):
|
|
if os.path.exists(TESTFN):
|
|
os.unlink(TESTFN)
|
|
|
|
filename = 'testfile.txt'
|
|
content = 'hello, world. this is some content.'
|
|
|
|
try:
|
|
zf = zipfile.ZipFile(TESTFN, 'a')
|
|
zf.writestr(filename, content)
|
|
zf.close()
|
|
except IOError, (errno, errmsg):
|
|
self.fail('Could not append data to a non-existent zip file.')
|
|
|
|
self.assertTrue(os.path.exists(TESTFN))
|
|
|
|
zf = zipfile.ZipFile(TESTFN, 'r')
|
|
self.assertEqual(zf.read(filename), content)
|
|
zf.close()
|
|
|
|
def testCloseErroneousFile(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.
|
|
#
|
|
fp = open(TESTFN, "w")
|
|
fp.write("this is not a legal zip file\n")
|
|
fp.close()
|
|
try:
|
|
zf = zipfile.ZipFile(TESTFN)
|
|
except zipfile.BadZipfile:
|
|
pass
|
|
|
|
def testIsZipErroneousFile(self):
|
|
# This test checks that the is_zipfile function correctly identifies
|
|
# a file that is not a zip file
|
|
|
|
# - passing a filename
|
|
with open(TESTFN, "w") as fp:
|
|
fp.write("this is not a legal zip file\n")
|
|
chk = zipfile.is_zipfile(TESTFN)
|
|
self.assertTrue(not chk)
|
|
# - passing a file object
|
|
with open(TESTFN, "rb") as fp:
|
|
chk = zipfile.is_zipfile(fp)
|
|
self.assertTrue(not chk)
|
|
# - passing a file-like object
|
|
fp = StringIO()
|
|
fp.write("this is not a legal zip file\n")
|
|
chk = zipfile.is_zipfile(fp)
|
|
self.assertTrue(not chk)
|
|
fp.seek(0,0)
|
|
chk = zipfile.is_zipfile(fp)
|
|
self.assertTrue(not chk)
|
|
|
|
def testIsZipValidFile(self):
|
|
# This test checks that the is_zipfile function correctly identifies
|
|
# a file that is a zip file
|
|
|
|
# - passing a filename
|
|
zipf = zipfile.ZipFile(TESTFN, mode="w")
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
zipf.close()
|
|
chk = zipfile.is_zipfile(TESTFN)
|
|
self.assertTrue(chk)
|
|
# - passing a file object
|
|
with open(TESTFN, "rb") as fp:
|
|
chk = zipfile.is_zipfile(fp)
|
|
self.assertTrue(chk)
|
|
fp.seek(0,0)
|
|
zip_contents = fp.read()
|
|
# - passing a file-like object
|
|
fp = StringIO()
|
|
fp.write(zip_contents)
|
|
chk = zipfile.is_zipfile(fp)
|
|
self.assertTrue(chk)
|
|
fp.seek(0,0)
|
|
chk = zipfile.is_zipfile(fp)
|
|
self.assertTrue(chk)
|
|
|
|
def testNonExistentFileRaisesIOError(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(IOError, zipfile.ZipFile, TESTFN)
|
|
|
|
def testClosedZipRaisesRuntimeError(self):
|
|
# Verify that testzip() doesn't swallow inappropriate exceptions.
|
|
data = StringIO()
|
|
zipf = zipfile.ZipFile(data, mode="w")
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
zipf.close()
|
|
|
|
# This is correct; calling .read on a closed ZipFile should throw
|
|
# 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")
|
|
file(TESTFN, 'w').write('zipfile test data')
|
|
self.assertRaises(RuntimeError, zipf.write, TESTFN)
|
|
|
|
def test_BadConstructorMode(self):
|
|
# Check that bad modes passed to ZipFile constructor are caught
|
|
self.assertRaises(RuntimeError, zipfile.ZipFile, TESTFN, "q")
|
|
|
|
def test_BadOpenMode(self):
|
|
# Check that bad modes passed to ZipFile.open are caught
|
|
zipf = zipfile.ZipFile(TESTFN, mode="w")
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
zipf.close()
|
|
zipf = zipfile.ZipFile(TESTFN, mode="r")
|
|
# read the data to make sure the file is there
|
|
zipf.read("foo.txt")
|
|
self.assertRaises(RuntimeError, zipf.open, "foo.txt", "q")
|
|
zipf.close()
|
|
|
|
def test_Read0(self):
|
|
# Check that calling read(0) on a ZipExtFile object returns an empty
|
|
# string and doesn't advance file pointer
|
|
zipf = zipfile.ZipFile(TESTFN, mode="w")
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
# read the data to make sure the file is there
|
|
f = zipf.open("foo.txt")
|
|
for i in xrange(FIXEDTEST_SIZE):
|
|
self.assertEqual(f.read(0), '')
|
|
|
|
self.assertEqual(f.read(), "O, for a Muse of Fire!")
|
|
zipf.close()
|
|
|
|
def test_OpenNonexistentItem(self):
|
|
# Check that attempting to call open() for an item that doesn't
|
|
# exist in the archive raises a RuntimeError
|
|
zipf = zipfile.ZipFile(TESTFN, mode="w")
|
|
self.assertRaises(KeyError, zipf.open, "foo.txt", "r")
|
|
|
|
def test_BadCompressionMode(self):
|
|
# Check that bad compression methods passed to ZipFile.open are caught
|
|
self.assertRaises(RuntimeError, zipfile.ZipFile, TESTFN, "w", -1)
|
|
|
|
def test_NullByteInFilename(self):
|
|
# Check that a filename containing a null byte is properly terminated
|
|
zipf = zipfile.ZipFile(TESTFN, mode="w")
|
|
zipf.writestr("foo.txt\x00qqq", "O, for a Muse of Fire!")
|
|
self.assertEqual(zipf.namelist(), ['foo.txt'])
|
|
|
|
def test_StructSizes(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 testComments(self):
|
|
# This test checks that comments on the archive are handled properly
|
|
|
|
# check default comment is empty
|
|
zipf = zipfile.ZipFile(TESTFN, mode="w")
|
|
self.assertEqual(zipf.comment, '')
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
zipf.close()
|
|
zipfr = zipfile.ZipFile(TESTFN, mode="r")
|
|
self.assertEqual(zipfr.comment, '')
|
|
zipfr.close()
|
|
|
|
# check a simple short comment
|
|
comment = 'Bravely taking to his feet, he beat a very brave retreat.'
|
|
zipf = zipfile.ZipFile(TESTFN, mode="w")
|
|
zipf.comment = comment
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
zipf.close()
|
|
zipfr = zipfile.ZipFile(TESTFN, mode="r")
|
|
self.assertEqual(zipfr.comment, comment)
|
|
zipfr.close()
|
|
|
|
# check a comment of max length
|
|
comment2 = ''.join(['%d' % (i**3 % 10) for i in xrange((1 << 16)-1)])
|
|
zipf = zipfile.ZipFile(TESTFN, mode="w")
|
|
zipf.comment = comment2
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
zipf.close()
|
|
zipfr = zipfile.ZipFile(TESTFN, mode="r")
|
|
self.assertEqual(zipfr.comment, comment2)
|
|
zipfr.close()
|
|
|
|
# check a comment that is too long is truncated
|
|
zipf = zipfile.ZipFile(TESTFN, mode="w")
|
|
zipf.comment = comment2 + 'oops'
|
|
zipf.writestr("foo.txt", "O, for a Muse of Fire!")
|
|
zipf.close()
|
|
zipfr = zipfile.ZipFile(TESTFN, mode="r")
|
|
self.assertEqual(zipfr.comment, comment2)
|
|
zipfr.close()
|
|
|
|
def tearDown(self):
|
|
support.unlink(TESTFN)
|
|
support.unlink(TESTFN2)
|
|
|
|
class DecryptionTests(unittest.TestCase):
|
|
# This test checks that ZIP decryption works. Since the library does not
|
|
# support encryption at the moment, we use a pre-generated encrypted
|
|
# ZIP file
|
|
|
|
data = (
|
|
'PK\x03\x04\x14\x00\x01\x00\x00\x00n\x92i.#y\xef?&\x00\x00\x00\x1a\x00'
|
|
'\x00\x00\x08\x00\x00\x00test.txt\xfa\x10\xa0gly|\xfa-\xc5\xc0=\xf9y'
|
|
'\x18\xe0\xa8r\xb3Z}Lg\xbc\xae\xf9|\x9b\x19\xe4\x8b\xba\xbb)\x8c\xb0\xdbl'
|
|
'PK\x01\x02\x14\x00\x14\x00\x01\x00\x00\x00n\x92i.#y\xef?&\x00\x00\x00'
|
|
'\x1a\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x01\x00 \x00\xb6\x81'
|
|
'\x00\x00\x00\x00test.txtPK\x05\x06\x00\x00\x00\x00\x01\x00\x01\x006\x00'
|
|
'\x00\x00L\x00\x00\x00\x00\x00' )
|
|
data2 = (
|
|
'PK\x03\x04\x14\x00\t\x00\x08\x00\xcf}38xu\xaa\xb2\x14\x00\x00\x00\x00\x02'
|
|
'\x00\x00\x04\x00\x15\x00zeroUT\t\x00\x03\xd6\x8b\x92G\xda\x8b\x92GUx\x04'
|
|
'\x00\xe8\x03\xe8\x03\xc7<M\xb5a\xceX\xa3Y&\x8b{oE\xd7\x9d\x8c\x98\x02\xc0'
|
|
'PK\x07\x08xu\xaa\xb2\x14\x00\x00\x00\x00\x02\x00\x00PK\x01\x02\x17\x03'
|
|
'\x14\x00\t\x00\x08\x00\xcf}38xu\xaa\xb2\x14\x00\x00\x00\x00\x02\x00\x00'
|
|
'\x04\x00\r\x00\x00\x00\x00\x00\x00\x00\x00\x00\xa4\x81\x00\x00\x00\x00ze'
|
|
'roUT\x05\x00\x03\xd6\x8b\x92GUx\x00\x00PK\x05\x06\x00\x00\x00\x00\x01'
|
|
'\x00\x01\x00?\x00\x00\x00[\x00\x00\x00\x00\x00' )
|
|
|
|
plain = 'zipfile.py encryption test'
|
|
plain2 = '\x00'*512
|
|
|
|
def setUp(self):
|
|
fp = open(TESTFN, "wb")
|
|
fp.write(self.data)
|
|
fp.close()
|
|
self.zip = zipfile.ZipFile(TESTFN, "r")
|
|
fp = open(TESTFN2, "wb")
|
|
fp.write(self.data2)
|
|
fp.close()
|
|
self.zip2 = zipfile.ZipFile(TESTFN2, "r")
|
|
|
|
def tearDown(self):
|
|
self.zip.close()
|
|
os.unlink(TESTFN)
|
|
self.zip2.close()
|
|
os.unlink(TESTFN2)
|
|
|
|
def testNoPassword(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 testBadPassword(self):
|
|
self.zip.setpassword("perl")
|
|
self.assertRaises(RuntimeError, self.zip.read, "test.txt")
|
|
self.zip2.setpassword("perl")
|
|
self.assertRaises(RuntimeError, self.zip2.read, "zero")
|
|
|
|
def testGoodPassword(self):
|
|
self.zip.setpassword("python")
|
|
self.assertEquals(self.zip.read("test.txt"), self.plain)
|
|
self.zip2.setpassword("12345")
|
|
self.assertEquals(self.zip2.read("zero"), self.plain2)
|
|
|
|
|
|
class TestsWithRandomBinaryFiles(unittest.TestCase):
|
|
def setUp(self):
|
|
datacount = randint(16, 64)*1024 + randint(1, 1024)
|
|
self.data = ''.join((struct.pack('<f', random()*randint(-1000, 1000)) for i in xrange(datacount)))
|
|
|
|
# Make a source file with some lines
|
|
fp = open(TESTFN, "wb")
|
|
fp.write(self.data)
|
|
fp.close()
|
|
|
|
def tearDown(self):
|
|
support.unlink(TESTFN)
|
|
support.unlink(TESTFN2)
|
|
|
|
def makeTestArchive(self, f, compression):
|
|
# Create the ZIP archive
|
|
zipfp = zipfile.ZipFile(f, "w", compression)
|
|
zipfp.write(TESTFN, "another"+os.extsep+"name")
|
|
zipfp.write(TESTFN, TESTFN)
|
|
zipfp.close()
|
|
|
|
def zipTest(self, f, compression):
|
|
self.makeTestArchive(f, compression)
|
|
|
|
# Read the ZIP archive
|
|
zipfp = zipfile.ZipFile(f, "r", compression)
|
|
testdata = zipfp.read(TESTFN)
|
|
self.assertEqual(len(testdata), len(self.data))
|
|
self.assertEqual(testdata, self.data)
|
|
self.assertEqual(zipfp.read("another"+os.extsep+"name"), self.data)
|
|
zipfp.close()
|
|
|
|
def testStored(self):
|
|
for f in (TESTFN2, TemporaryFile(), StringIO()):
|
|
self.zipTest(f, zipfile.ZIP_STORED)
|
|
|
|
def zipOpenTest(self, f, compression):
|
|
self.makeTestArchive(f, compression)
|
|
|
|
# Read the ZIP archive
|
|
zipfp = zipfile.ZipFile(f, "r", compression)
|
|
zipdata1 = []
|
|
zipopen1 = zipfp.open(TESTFN)
|
|
while 1:
|
|
read_data = zipopen1.read(256)
|
|
if not read_data:
|
|
break
|
|
zipdata1.append(read_data)
|
|
|
|
zipdata2 = []
|
|
zipopen2 = zipfp.open("another"+os.extsep+"name")
|
|
while 1:
|
|
read_data = zipopen2.read(256)
|
|
if not read_data:
|
|
break
|
|
zipdata2.append(read_data)
|
|
|
|
testdata1 = ''.join(zipdata1)
|
|
self.assertEqual(len(testdata1), len(self.data))
|
|
self.assertEqual(testdata1, self.data)
|
|
|
|
testdata2 = ''.join(zipdata2)
|
|
self.assertEqual(len(testdata1), len(self.data))
|
|
self.assertEqual(testdata1, self.data)
|
|
zipfp.close()
|
|
|
|
def testOpenStored(self):
|
|
for f in (TESTFN2, TemporaryFile(), StringIO()):
|
|
self.zipOpenTest(f, zipfile.ZIP_STORED)
|
|
|
|
def zipRandomOpenTest(self, f, compression):
|
|
self.makeTestArchive(f, compression)
|
|
|
|
# Read the ZIP archive
|
|
zipfp = zipfile.ZipFile(f, "r", compression)
|
|
zipdata1 = []
|
|
zipopen1 = zipfp.open(TESTFN)
|
|
while 1:
|
|
read_data = zipopen1.read(randint(1, 1024))
|
|
if not read_data:
|
|
break
|
|
zipdata1.append(read_data)
|
|
|
|
testdata = ''.join(zipdata1)
|
|
self.assertEqual(len(testdata), len(self.data))
|
|
self.assertEqual(testdata, self.data)
|
|
zipfp.close()
|
|
|
|
def testRandomOpenStored(self):
|
|
for f in (TESTFN2, TemporaryFile(), StringIO()):
|
|
self.zipRandomOpenTest(f, zipfile.ZIP_STORED)
|
|
|
|
class TestsWithMultipleOpens(unittest.TestCase):
|
|
def setUp(self):
|
|
# Create the ZIP archive
|
|
zipfp = zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_DEFLATED)
|
|
zipfp.writestr('ones', '1'*FIXEDTEST_SIZE)
|
|
zipfp.writestr('twos', '2'*FIXEDTEST_SIZE)
|
|
zipfp.close()
|
|
|
|
def testSameFile(self):
|
|
# Verify that (when the ZipFile is in control of creating file objects)
|
|
# multiple open() calls can be made without interfering with each other.
|
|
zipf = zipfile.ZipFile(TESTFN2, mode="r")
|
|
zopen1 = zipf.open('ones')
|
|
zopen2 = zipf.open('ones')
|
|
data1 = zopen1.read(500)
|
|
data2 = zopen2.read(500)
|
|
data1 += zopen1.read(500)
|
|
data2 += zopen2.read(500)
|
|
self.assertEqual(data1, data2)
|
|
zipf.close()
|
|
|
|
def testDifferentFile(self):
|
|
# Verify that (when the ZipFile is in control of creating file objects)
|
|
# multiple open() calls can be made without interfering with each other.
|
|
zipf = zipfile.ZipFile(TESTFN2, mode="r")
|
|
zopen1 = zipf.open('ones')
|
|
zopen2 = zipf.open('twos')
|
|
data1 = zopen1.read(500)
|
|
data2 = zopen2.read(500)
|
|
data1 += zopen1.read(500)
|
|
data2 += zopen2.read(500)
|
|
self.assertEqual(data1, '1'*FIXEDTEST_SIZE)
|
|
self.assertEqual(data2, '2'*FIXEDTEST_SIZE)
|
|
zipf.close()
|
|
|
|
def testInterleaved(self):
|
|
# Verify that (when the ZipFile is in control of creating file objects)
|
|
# multiple open() calls can be made without interfering with each other.
|
|
zipf = zipfile.ZipFile(TESTFN2, mode="r")
|
|
zopen1 = zipf.open('ones')
|
|
data1 = zopen1.read(500)
|
|
zopen2 = zipf.open('twos')
|
|
data2 = zopen2.read(500)
|
|
data1 += zopen1.read(500)
|
|
data2 += zopen2.read(500)
|
|
self.assertEqual(data1, '1'*FIXEDTEST_SIZE)
|
|
self.assertEqual(data2, '2'*FIXEDTEST_SIZE)
|
|
zipf.close()
|
|
|
|
def tearDown(self):
|
|
os.remove(TESTFN2)
|
|
|
|
class TestWithDirectory(unittest.TestCase):
|
|
def setUp(self):
|
|
os.mkdir(TESTFN2)
|
|
|
|
def testExtractDir(self):
|
|
zipf = zipfile.ZipFile(findfile("zipdir.zip"))
|
|
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.testExtractDir()
|
|
|
|
def testStoreDir(self):
|
|
os.mkdir(os.path.join(TESTFN2, "x"))
|
|
zipf = zipfile.ZipFile(TESTFN, "w")
|
|
zipf.write(os.path.join(TESTFN2, "x"), "x")
|
|
self.assertTrue(zipf.filelist[0].filename.endswith("x/"))
|
|
|
|
def tearDown(self):
|
|
shutil.rmtree(TESTFN2)
|
|
if os.path.exists(TESTFN):
|
|
os.remove(TESTFN)
|
|
|
|
|
|
class UniversalNewlineTests(unittest.TestCase):
|
|
def setUp(self):
|
|
self.line_gen = ["Test of zipfile line %d." % i for i in xrange(FIXEDTEST_SIZE)]
|
|
self.seps = ('\r', '\r\n', '\n')
|
|
self.arcdata, self.arcfiles = {}, {}
|
|
for n, s in enumerate(self.seps):
|
|
self.arcdata[s] = s.join(self.line_gen) + s
|
|
self.arcfiles[s] = '%s-%d' % (TESTFN, n)
|
|
open(self.arcfiles[s], "wb").write(self.arcdata[s])
|
|
|
|
def makeTestArchive(self, f, compression):
|
|
# Create the ZIP archive
|
|
zipfp = zipfile.ZipFile(f, "w", compression)
|
|
for fn in self.arcfiles.values():
|
|
zipfp.write(fn, fn)
|
|
zipfp.close()
|
|
|
|
def readTest(self, f, compression):
|
|
self.makeTestArchive(f, compression)
|
|
|
|
# Read the ZIP archive
|
|
zipfp = zipfile.ZipFile(f, "r")
|
|
for sep, fn in self.arcfiles.items():
|
|
zipdata = zipfp.open(fn, "rU").read()
|
|
self.assertEqual(self.arcdata[sep], zipdata)
|
|
|
|
zipfp.close()
|
|
|
|
def readlineTest(self, f, compression):
|
|
self.makeTestArchive(f, compression)
|
|
|
|
# Read the ZIP archive
|
|
zipfp = zipfile.ZipFile(f, "r")
|
|
for sep, fn in self.arcfiles.items():
|
|
zipopen = zipfp.open(fn, "rU")
|
|
for line in self.line_gen:
|
|
linedata = zipopen.readline()
|
|
self.assertEqual(linedata, line + '\n')
|
|
|
|
zipfp.close()
|
|
|
|
def readlinesTest(self, f, compression):
|
|
self.makeTestArchive(f, compression)
|
|
|
|
# Read the ZIP archive
|
|
zipfp = zipfile.ZipFile(f, "r")
|
|
for sep, fn in self.arcfiles.items():
|
|
ziplines = zipfp.open(fn, "rU").readlines()
|
|
for line, zipline in zip(self.line_gen, ziplines):
|
|
self.assertEqual(zipline, line + '\n')
|
|
|
|
zipfp.close()
|
|
|
|
def iterlinesTest(self, f, compression):
|
|
self.makeTestArchive(f, compression)
|
|
|
|
# Read the ZIP archive
|
|
zipfp = zipfile.ZipFile(f, "r")
|
|
for sep, fn in self.arcfiles.items():
|
|
for line, zipline in zip(self.line_gen, zipfp.open(fn, "rU")):
|
|
self.assertEqual(zipline, line + '\n')
|
|
|
|
zipfp.close()
|
|
|
|
def testReadStored(self):
|
|
for f in (TESTFN2, TemporaryFile(), StringIO()):
|
|
self.readTest(f, zipfile.ZIP_STORED)
|
|
|
|
def testReadlineStored(self):
|
|
for f in (TESTFN2, TemporaryFile(), StringIO()):
|
|
self.readlineTest(f, zipfile.ZIP_STORED)
|
|
|
|
def testReadlinesStored(self):
|
|
for f in (TESTFN2, TemporaryFile(), StringIO()):
|
|
self.readlinesTest(f, zipfile.ZIP_STORED)
|
|
|
|
def testIterlinesStored(self):
|
|
for f in (TESTFN2, TemporaryFile(), StringIO()):
|
|
self.iterlinesTest(f, zipfile.ZIP_STORED)
|
|
|
|
if zlib:
|
|
def testReadDeflated(self):
|
|
for f in (TESTFN2, TemporaryFile(), StringIO()):
|
|
self.readTest(f, zipfile.ZIP_DEFLATED)
|
|
|
|
def testReadlineDeflated(self):
|
|
for f in (TESTFN2, TemporaryFile(), StringIO()):
|
|
self.readlineTest(f, zipfile.ZIP_DEFLATED)
|
|
|
|
def testReadlinesDeflated(self):
|
|
for f in (TESTFN2, TemporaryFile(), StringIO()):
|
|
self.readlinesTest(f, zipfile.ZIP_DEFLATED)
|
|
|
|
def testIterlinesDeflated(self):
|
|
for f in (TESTFN2, TemporaryFile(), StringIO()):
|
|
self.iterlinesTest(f, zipfile.ZIP_DEFLATED)
|
|
|
|
def tearDown(self):
|
|
for sep, fn in self.arcfiles.items():
|
|
os.remove(fn)
|
|
support.unlink(TESTFN)
|
|
support.unlink(TESTFN2)
|
|
|
|
|
|
def test_main():
|
|
run_unittest(TestsWithSourceFile, TestZip64InSmallFiles, OtherTests,
|
|
PyZipFileTests, DecryptionTests, TestsWithMultipleOpens,
|
|
TestWithDirectory,
|
|
UniversalNewlineTests, TestsWithRandomBinaryFiles)
|
|
|
|
if __name__ == "__main__":
|
|
test_main()
|