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Code Issues Releases Wiki Activity

Cope with OSs lying - #10142: Support for SEEK_HOLE/SEEK_DATA

This commit is contained in:
Jesus Cea 2012-07-07 14:56:04 +02:00
parent ccd712a8d1
commit d46f7d209b
1 changed files with 12 additions and 8 deletions
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20
Lib/test/test_posix.py
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@ -1017,9 +1017,6 @@ class PosixTester(unittest.TestCase):
@unittest.skipUnless(hasattr(os, 'SEEK_HOLE'),
"test needs an OS that reports file holes")
@unittest.skipIf(sys.platform in ('freebsd7', 'freebsd8', 'freebsd9'),
"Skip test because known kernel bug - " \
"http://lists.freebsd.org/pipermail/freebsd-amd64/2012-January/014332.html")
def test_fs_holes(self):
# Even if the filesystem doesn't report holes,
# if the OS supports it the SEEK_* constants
@ -1032,11 +1029,18 @@ class PosixTester(unittest.TestCase):
fp.flush()
size = fp.tell()
fno = fp.fileno()
for i in range(size):
self.assertEqual(i, os.lseek(fno, i, os.SEEK_DATA))
self.assertLessEqual(size, os.lseek(fno, i, os.SEEK_HOLE))
self.assertRaises(OSError, os.lseek, fno, size, os.SEEK_DATA)
self.assertRaises(OSError, os.lseek, fno, size, os.SEEK_HOLE)
try :
for i in range(size):
self.assertEqual(i, os.lseek(fno, i, os.SEEK_DATA))
self.assertLessEqual(size, os.lseek(fno, i, os.SEEK_HOLE))
self.assertRaises(OSError, os.lseek, fno, size, os.SEEK_DATA)
self.assertRaises(OSError, os.lseek, fno, size, os.SEEK_HOLE)
except OSError :
# Some OSs claim to support SEEK_HOLE/SEEK_DATA
# but it is not true.
# For instance:
# http://lists.freebsd.org/pipermail/freebsd-amd64/2012-January/014332.html
raise unittest.SkipTest("OSError raised!")
class PosixGroupsTester(unittest.TestCase):