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-rw-r--r--Lib/test/support.py9
-rw-r--r--Lib/test/test_zipfile.py125
2 files changed, 132 insertions, 2 deletions
diff --git a/Lib/test/support.py b/Lib/test/support.py
index c92fa0044f..4568e5475a 100644
--- a/Lib/test/support.py
+++ b/Lib/test/support.py
@@ -45,6 +45,11 @@ try:
except ImportError:
bz2 = None
+try:
+ import lzma
+except ImportError:
+ lzma = None
+
__all__ = [
"Error", "TestFailed", "ResourceDenied", "import_module",
"verbose", "use_resources", "max_memuse", "record_original_stdout",
@@ -62,7 +67,7 @@ __all__ = [
"get_attribute", "swap_item", "swap_attr", "requires_IEEE_754",
"TestHandler", "Matcher", "can_symlink", "skip_unless_symlink",
"import_fresh_module", "requires_zlib", "PIPE_MAX_SIZE", "failfast",
- "anticipate_failure", "run_with_tz", "requires_bz2"
+ "anticipate_failure", "run_with_tz", "requires_bz2", "requires_lzma"
]
class Error(Exception):
@@ -513,6 +518,8 @@ requires_zlib = unittest.skipUnless(zlib, 'requires zlib')
requires_bz2 = unittest.skipUnless(bz2, 'requires bz2')
+requires_lzma = unittest.skipUnless(lzma, 'requires lzma')
+
is_jython = sys.platform.startswith('java')
# Filename used for testing
diff --git a/Lib/test/test_zipfile.py b/Lib/test/test_zipfile.py
index 80d45f537b..07722360fd 100644
--- a/Lib/test/test_zipfile.py
+++ b/Lib/test/test_zipfile.py
@@ -13,7 +13,7 @@ from tempfile import TemporaryFile
from random import randint, random
from unittest import skipUnless
-from test.support import TESTFN, run_unittest, findfile, unlink, requires_zlib, requires_bz2
+from test.support import TESTFN, run_unittest, findfile, unlink, requires_zlib, requires_bz2, requires_lzma
TESTFN2 = TESTFN + "2"
TESTFNDIR = TESTFN + "d"
@@ -361,6 +361,55 @@ class TestsWithSourceFile(unittest.TestCase):
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")
@@ -508,6 +557,13 @@ class TestsWithSourceFile(unittest.TestCase):
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,
# when it is passed a name rather than a ZipInfo instance.
@@ -686,6 +742,11 @@ class TestZip64InSmallFiles(unittest.TestCase):
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:
@@ -826,6 +887,16 @@ class OtherTests(unittest.TestCase):
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):
@@ -1104,6 +1175,10 @@ class OtherTests(unittest.TestCase):
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]
@@ -1136,6 +1211,10 @@ class OtherTests(unittest.TestCase):
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.
@@ -1160,6 +1239,10 @@ class OtherTests(unittest.TestCase):
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
@@ -1306,6 +1389,11 @@ class TestsWithRandomBinaryFiles(unittest.TestCase):
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)
@@ -1351,6 +1439,11 @@ class TestsWithRandomBinaryFiles(unittest.TestCase):
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)
@@ -1384,6 +1477,11 @@ class TestsWithRandomBinaryFiles(unittest.TestCase):
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)
+
@requires_zlib
class TestsWithMultipleOpens(unittest.TestCase):
@@ -1628,6 +1726,31 @@ class UniversalNewlineTests(unittest.TestCase):
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)
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