[Python-checkins] cpython: Issue #13873: Fix crash in test_zlib on bigmem buildbot.
nadeem.vawda
python-checkins at python.org
Thu Feb 23 12:36:22 CET 2012
http://hg.python.org/cpython/rev/f3f3bb45205b
changeset: 75190:f3f3bb45205b
parent: 75186:31784350f849
user: Nadeem Vawda <nadeem.vawda at gmail.com>
date: Thu Feb 23 13:36:25 2012 +0200
summary:
Issue #13873: Fix crash in test_zlib on bigmem buildbot.
files:
Lib/test/test_zlib.py | 28 +++++-----------------------
1 files changed, 5 insertions(+), 23 deletions(-)
diff --git a/Lib/test/test_zlib.py b/Lib/test/test_zlib.py
--- a/Lib/test/test_zlib.py
+++ b/Lib/test/test_zlib.py
@@ -7,11 +7,6 @@
zlib = support.import_module('zlib')
-try:
- import mmap
-except ImportError:
- mmap = None
-
class VersionTestCase(unittest.TestCase):
@@ -77,24 +72,11 @@
# Issue #10276 - check that inputs >=4GB are handled correctly.
class ChecksumBigBufferTestCase(unittest.TestCase):
- def setUp(self):
- with open(support.TESTFN, "wb+") as f:
- f.seek(_4G)
- f.write(b"asdf")
- f.flush()
- self.mapping = mmap.mmap(f.fileno(), 0, access=mmap.ACCESS_READ)
-
- def tearDown(self):
- self.mapping.close()
- support.unlink(support.TESTFN)
-
- @unittest.skipUnless(mmap, "mmap() is not available.")
- @unittest.skipUnless(sys.maxsize > _4G, "Can't run on a 32-bit system.")
- @unittest.skipUnless(support.is_resource_enabled("largefile"),
- "May use lots of disk space.")
- def test_big_buffer(self):
- self.assertEqual(zlib.crc32(self.mapping), 3058686908)
- self.assertEqual(zlib.adler32(self.mapping), 82837919)
+ @bigmemtest(size=_4G + 4, memuse=1)
+ def test_big_buffer(self,size):
+ data = b"nyan" * (_1G + 1)
+ self.assertEqual(zlib.crc32(data), 1044521549)
+ self.assertEqual(zlib.adler32(data), 2256789997)
class ExceptionTestCase(unittest.TestCase):
--
Repository URL: http://hg.python.org/cpython
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