diff options
Diffstat (limited to 'Lib/test/test_zipfile.py')
| -rw-r--r-- | Lib/test/test_zipfile.py | 332 |
1 files changed, 294 insertions, 38 deletions
diff --git a/Lib/test/test_zipfile.py b/Lib/test/test_zipfile.py index 741cee9..b0c529f 100644 --- a/Lib/test/test_zipfile.py +++ b/Lib/test/test_zipfile.py @@ -1,9 +1,3 @@ -# We can test part of the module without zlib. -try: - import zlib -except ImportError: - zlib = None - import io import os import sys @@ -20,7 +14,8 @@ from random import randint, random from unittest import skipUnless from test.support import (TESTFN, run_unittest, findfile, unlink, - captured_stdout) + requires_zlib, requires_bz2, requires_lzma, + captured_stdout) TESTFN2 = TESTFN + "2" TESTFNDIR = TESTFN + "d" @@ -270,44 +265,44 @@ class TestsWithSourceFile(unittest.TestCase): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.zip_iterlines_test(f, zipfile.ZIP_STORED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_deflated(self): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.zip_test(f, zipfile.ZIP_DEFLATED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_open_deflated(self): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.zip_open_test(f, zipfile.ZIP_DEFLATED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_random_open_deflated(self): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.zip_random_open_test(f, zipfile.ZIP_DEFLATED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_readline_read_deflated(self): # Issue #7610: calls to readline() interleaved with calls to read(). for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.zip_readline_read_test(f, zipfile.ZIP_DEFLATED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_readline_deflated(self): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.zip_readline_test(f, zipfile.ZIP_DEFLATED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_readlines_deflated(self): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.zip_readlines_test(f, zipfile.ZIP_DEFLATED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_iterlines_deflated(self): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.zip_iterlines_test(f, zipfile.ZIP_DEFLATED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_low_compression(self): """Check for cases where compressed data is larger than original.""" # Create the ZIP archive @@ -320,6 +315,103 @@ class TestsWithSourceFile(unittest.TestCase): self.assertEqual(openobj.read(1), b'1') self.assertEqual(openobj.read(1), b'2') + @requires_bz2 + def test_bzip2(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_test(f, zipfile.ZIP_BZIP2) + + @requires_bz2 + def test_open_bzip2(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_open_test(f, zipfile.ZIP_BZIP2) + + @requires_bz2 + def test_random_open_bzip2(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_random_open_test(f, zipfile.ZIP_BZIP2) + + @requires_bz2 + def test_readline_read_bzip2(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_readline_read_test(f, zipfile.ZIP_BZIP2) + + @requires_bz2 + def test_readline_bzip2(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_readline_test(f, zipfile.ZIP_BZIP2) + + @requires_bz2 + def test_readlines_bzip2(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_readlines_test(f, zipfile.ZIP_BZIP2) + + @requires_bz2 + def test_iterlines_bzip2(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_iterlines_test(f, zipfile.ZIP_BZIP2) + + @requires_bz2 + def test_low_compression_bzip2(self): + """Check for cases where compressed data is larger than original.""" + # Create the ZIP archive + with zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_BZIP2) as zipfp: + zipfp.writestr("strfile", '12') + + # Get an open object for strfile + with zipfile.ZipFile(TESTFN2, "r", zipfile.ZIP_BZIP2) as zipfp: + with zipfp.open("strfile") as openobj: + self.assertEqual(openobj.read(1), b'1') + self.assertEqual(openobj.read(1), b'2') + + @requires_lzma + def test_lzma(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_test(f, zipfile.ZIP_LZMA) + + @requires_lzma + def test_open_lzma(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_open_test(f, zipfile.ZIP_LZMA) + + @requires_lzma + def test_random_open_lzma(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_random_open_test(f, zipfile.ZIP_LZMA) + + @requires_lzma + def test_readline_read_lzma(self): + # Issue #7610: calls to readline() interleaved with calls to read(). + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_readline_read_test(f, zipfile.ZIP_LZMA) + + @requires_lzma + def test_readline_lzma(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_readline_test(f, zipfile.ZIP_LZMA) + + @requires_lzma + def test_readlines_lzma(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_readlines_test(f, zipfile.ZIP_LZMA) + + @requires_lzma + def test_iterlines_lzma(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_iterlines_test(f, zipfile.ZIP_LZMA) + + @requires_lzma + def test_low_compression_lzma(self): + """Check for cases where compressed data is larger than original.""" + # Create the ZIP archive + with zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_LZMA) as zipfp: + zipfp.writestr("strfile", '12') + + # Get an open object for strfile + with zipfile.ZipFile(TESTFN2, "r", zipfile.ZIP_LZMA) as zipfp: + with zipfp.open("strfile") as openobj: + self.assertEqual(openobj.read(1), b'1') + self.assertEqual(openobj.read(1), b'2') + def test_absolute_arcnames(self): with zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_STORED) as zipfp: zipfp.write(TESTFN, "/absolute") @@ -378,7 +470,7 @@ class TestsWithSourceFile(unittest.TestCase): with open(TESTFN, "rb") as f: self.assertEqual(zipfp.read(TESTFN), f.read()) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_per_file_compression(self): """Check that files within a Zip archive can have different compression options.""" @@ -447,19 +539,32 @@ class TestsWithSourceFile(unittest.TestCase): # remove the test file subdirectories shutil.rmtree(os.path.join(os.getcwd(), 'ziptest2dir')) - def test_writestr_compression(self): + def test_writestr_compression_stored(self): zipfp = zipfile.ZipFile(TESTFN2, "w") zipfp.writestr("a.txt", "hello world", compress_type=zipfile.ZIP_STORED) - if zlib: - zipfp.writestr("b.txt", "hello world", compress_type=zipfile.ZIP_DEFLATED) - info = zipfp.getinfo('a.txt') self.assertEqual(info.compress_type, zipfile.ZIP_STORED) - if zlib: - info = zipfp.getinfo('b.txt') - self.assertEqual(info.compress_type, zipfile.ZIP_DEFLATED) + @requires_zlib + def test_writestr_compression_deflated(self): + zipfp = zipfile.ZipFile(TESTFN2, "w") + zipfp.writestr("b.txt", "hello world", compress_type=zipfile.ZIP_DEFLATED) + info = zipfp.getinfo('b.txt') + self.assertEqual(info.compress_type, zipfile.ZIP_DEFLATED) + @requires_bz2 + def test_writestr_compression_bzip2(self): + zipfp = zipfile.ZipFile(TESTFN2, "w") + zipfp.writestr("b.txt", "hello world", compress_type=zipfile.ZIP_BZIP2) + info = zipfp.getinfo('b.txt') + self.assertEqual(info.compress_type, zipfile.ZIP_BZIP2) + + @requires_lzma + def test_writestr_compression_lzma(self): + zipfp = zipfile.ZipFile(TESTFN2, "w") + zipfp.writestr("b.txt", "hello world", compress_type=zipfile.ZIP_LZMA) + info = zipfp.getinfo('b.txt') + self.assertEqual(info.compress_type, zipfile.ZIP_LZMA) def zip_test_writestr_permissions(self, f, compression): # Make sure that writestr creates files with mode 0600, @@ -515,7 +620,12 @@ class TestsWithSourceFile(unittest.TestCase): self.assertRaises(ValueError, zipfp.write, TESTFN) - @skipUnless(zlib, "requires zlib") + + + + + + @requires_zlib def test_unicode_filenames(self): # bug #10801 fname = findfile('zip_cp437_header.zip') @@ -624,11 +734,21 @@ class TestZip64InSmallFiles(unittest.TestCase): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.zip_test(f, zipfile.ZIP_STORED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_deflated(self): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.zip_test(f, zipfile.ZIP_DEFLATED) + @requires_bz2 + def test_bzip2(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_test(f, zipfile.ZIP_BZIP2) + + @requires_lzma + def test_lzma(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_test(f, zipfile.ZIP_LZMA) + def test_absolute_arcnames(self): with zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_STORED, allowZip64=True) as zipfp: @@ -779,8 +899,40 @@ class OtherTests(unittest.TestCase): 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'), + zipfile.ZIP_BZIP2: ( + 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'), + zipfile.ZIP_LZMA: ( + 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'), } + 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') + def test_unicode_filenames(self): with zipfile.ZipFile(TESTFN, "w") as zf: zf.writestr("foo.txt", "Test for unicode filename") @@ -1071,10 +1223,18 @@ class OtherTests(unittest.TestCase): def test_testzip_with_bad_crc_stored(self): self.check_testzip_with_bad_crc(zipfile.ZIP_STORED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_testzip_with_bad_crc_deflated(self): self.check_testzip_with_bad_crc(zipfile.ZIP_DEFLATED) + @requires_bz2 + def test_testzip_with_bad_crc_bzip2(self): + self.check_testzip_with_bad_crc(zipfile.ZIP_BZIP2) + + @requires_lzma + def test_testzip_with_bad_crc_lzma(self): + self.check_testzip_with_bad_crc(zipfile.ZIP_LZMA) + def check_read_with_bad_crc(self, compression): """Tests that files with bad CRCs raise a BadZipFile exception when read.""" zipdata = self.zips_with_bad_crc[compression] @@ -1099,10 +1259,18 @@ class OtherTests(unittest.TestCase): def test_read_with_bad_crc_stored(self): self.check_read_with_bad_crc(zipfile.ZIP_STORED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_read_with_bad_crc_deflated(self): self.check_read_with_bad_crc(zipfile.ZIP_DEFLATED) + @requires_bz2 + def test_read_with_bad_crc_bzip2(self): + self.check_read_with_bad_crc(zipfile.ZIP_BZIP2) + + @requires_lzma + def test_read_with_bad_crc_lzma(self): + self.check_read_with_bad_crc(zipfile.ZIP_LZMA) + def check_read_return_size(self, compression): # Issue #9837: ZipExtFile.read() shouldn't return more bytes # than requested. @@ -1119,10 +1287,18 @@ class OtherTests(unittest.TestCase): def test_read_return_size_stored(self): self.check_read_return_size(zipfile.ZIP_STORED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_read_return_size_deflated(self): self.check_read_return_size(zipfile.ZIP_DEFLATED) + @requires_bz2 + def test_read_return_size_bzip2(self): + self.check_read_return_size(zipfile.ZIP_BZIP2) + + @requires_lzma + def test_read_return_size_lzma(self): + self.check_read_return_size(zipfile.ZIP_LZMA) + 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 @@ -1209,7 +1385,7 @@ class DecryptionTests(unittest.TestCase): self.zip2.setpassword(b"perl") self.assertRaises(RuntimeError, self.zip2.read, "zero") - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_good_password(self): self.zip.setpassword(b"python") self.assertEqual(self.zip.read("test.txt"), self.plain) @@ -1259,11 +1435,21 @@ class TestsWithRandomBinaryFiles(unittest.TestCase): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.zip_test(f, zipfile.ZIP_STORED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_deflated(self): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.zip_test(f, zipfile.ZIP_DEFLATED) + @requires_bz2 + def test_bzip2(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_test(f, zipfile.ZIP_BZIP2) + + @requires_lzma + def test_lzma(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_test(f, zipfile.ZIP_LZMA) + def zip_open_test(self, f, compression): self.make_test_archive(f, compression) @@ -1299,11 +1485,21 @@ class TestsWithRandomBinaryFiles(unittest.TestCase): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.zip_open_test(f, zipfile.ZIP_STORED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_open_deflated(self): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.zip_open_test(f, zipfile.ZIP_DEFLATED) + @requires_bz2 + def test_open_bzip2(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_open_test(f, zipfile.ZIP_BZIP2) + + @requires_lzma + def test_open_lzma(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_open_test(f, zipfile.ZIP_LZMA) + def zip_random_open_test(self, f, compression): self.make_test_archive(f, compression) @@ -1327,13 +1523,23 @@ class TestsWithRandomBinaryFiles(unittest.TestCase): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.zip_random_open_test(f, zipfile.ZIP_STORED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_random_open_deflated(self): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.zip_random_open_test(f, zipfile.ZIP_DEFLATED) + @requires_bz2 + def test_random_open_bzip2(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_random_open_test(f, zipfile.ZIP_BZIP2) + + @requires_lzma + def test_random_open_lzma(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.zip_random_open_test(f, zipfile.ZIP_LZMA) -@skipUnless(zlib, "requires zlib") + +@requires_zlib class TestsWithMultipleOpens(unittest.TestCase): def setUp(self): # Create the ZIP archive @@ -1525,32 +1731,82 @@ class UniversalNewlineTests(unittest.TestCase): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.iterlines_test(f, zipfile.ZIP_STORED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_read_deflated(self): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.read_test(f, zipfile.ZIP_DEFLATED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_readline_read_deflated(self): # Issue #7610: calls to readline() interleaved with calls to read(). for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.readline_read_test(f, zipfile.ZIP_DEFLATED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_readline_deflated(self): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.readline_test(f, zipfile.ZIP_DEFLATED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_readlines_deflated(self): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.readlines_test(f, zipfile.ZIP_DEFLATED) - @skipUnless(zlib, "requires zlib") + @requires_zlib def test_iterlines_deflated(self): for f in (TESTFN2, TemporaryFile(), io.BytesIO()): self.iterlines_test(f, zipfile.ZIP_DEFLATED) + @requires_bz2 + def test_read_bzip2(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.read_test(f, zipfile.ZIP_BZIP2) + + @requires_bz2 + def test_readline_read_bzip2(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.readline_read_test(f, zipfile.ZIP_BZIP2) + + @requires_bz2 + def test_readline_bzip2(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.readline_test(f, zipfile.ZIP_BZIP2) + + @requires_bz2 + def test_readlines_bzip2(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.readlines_test(f, zipfile.ZIP_BZIP2) + + @requires_bz2 + def test_iterlines_bzip2(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.iterlines_test(f, zipfile.ZIP_BZIP2) + + @requires_lzma + def test_read_lzma(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.read_test(f, zipfile.ZIP_LZMA) + + @requires_lzma + def test_readline_read_lzma(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.readline_read_test(f, zipfile.ZIP_LZMA) + + @requires_lzma + def test_readline_lzma(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.readline_test(f, zipfile.ZIP_LZMA) + + @requires_lzma + def test_readlines_lzma(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.readlines_test(f, zipfile.ZIP_LZMA) + + @requires_lzma + def test_iterlines_lzma(self): + for f in (TESTFN2, TemporaryFile(), io.BytesIO()): + self.iterlines_test(f, zipfile.ZIP_LZMA) + def tearDown(self): for sep, fn in self.arcfiles.items(): os.remove(fn) |