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Issue #4662: os.tempnam(), os.tmpfile() and os.tmpnam() now raise a py3k

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DeprecationWarning.
This commit is contained in:
Antoine Pitrou 2011-01-02 20:04:52 +00:00
parent f11d1832ec
commit b061461596
4 changed files with 99 additions and 70 deletions
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128
Lib/test/test_os.py
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@ -80,16 +80,18 @@ class TemporaryFileTests(unittest.TestCase):
def test_tempnam(self):
if not hasattr(os, "tempnam"):
return
warnings.filterwarnings("ignore", "tempnam", RuntimeWarning,
r"test_os$")
self.check_tempfile(os.tempnam())
with warnings.catch_warnings():
warnings.filterwarnings("ignore", "tempnam", RuntimeWarning,
r"test_os$")
warnings.filterwarnings("ignore", "tempnam", DeprecationWarning)
self.check_tempfile(os.tempnam())
name = os.tempnam(test_support.TESTFN)
self.check_tempfile(name)
name = os.tempnam(test_support.TESTFN)
self.check_tempfile(name)
name = os.tempnam(test_support.TESTFN, "pfx")
self.assertTrue(os.path.basename(name)[:3] == "pfx")
self.check_tempfile(name)
name = os.tempnam(test_support.TESTFN, "pfx")
self.assertTrue(os.path.basename(name)[:3] == "pfx")
self.check_tempfile(name)
def test_tmpfile(self):
if not hasattr(os, "tmpfile"):
@ -108,63 +110,69 @@ class TemporaryFileTests(unittest.TestCase):
# test that a subsequent call to os.tmpfile() raises the same error. If
# it doesn't, assume we're on XP or below and the user running the test
# has administrative privileges, and proceed with the test as normal.
if sys.platform == 'win32':
name = '\\python_test_os_test_tmpfile.txt'
if os.path.exists(name):
os.remove(name)
try:
fp = open(name, 'w')
except IOError, first:
# open() failed, assert tmpfile() fails in the same way.
# Although open() raises an IOError and os.tmpfile() raises an
# OSError(), 'args' will be (13, 'Permission denied') in both
# cases.
try:
fp = os.tmpfile()
except OSError, second:
self.assertEqual(first.args, second.args)
else:
self.fail("expected os.tmpfile() to raise OSError")
return
else:
# open() worked, therefore, tmpfile() should work. Close our
# dummy file and proceed with the test as normal.
fp.close()
os.remove(name)
with warnings.catch_warnings():
warnings.filterwarnings("ignore", "tmpfile", DeprecationWarning)
fp = os.tmpfile()
fp.write("foobar")
fp.seek(0,0)
s = fp.read()
fp.close()
self.assertTrue(s == "foobar")
if sys.platform == 'win32':
name = '\\python_test_os_test_tmpfile.txt'
if os.path.exists(name):
os.remove(name)
try:
fp = open(name, 'w')
except IOError, first:
# open() failed, assert tmpfile() fails in the same way.
# Although open() raises an IOError and os.tmpfile() raises an
# OSError(), 'args' will be (13, 'Permission denied') in both
# cases.
try:
fp = os.tmpfile()
except OSError, second:
self.assertEqual(first.args, second.args)
else:
self.fail("expected os.tmpfile() to raise OSError")
return
else:
# open() worked, therefore, tmpfile() should work. Close our
# dummy file and proceed with the test as normal.
fp.close()
os.remove(name)
fp = os.tmpfile()
fp.write("foobar")
fp.seek(0,0)
s = fp.read()
fp.close()
self.assertTrue(s == "foobar")
def test_tmpnam(self):
if not hasattr(os, "tmpnam"):
return
warnings.filterwarnings("ignore", "tmpnam", RuntimeWarning,
r"test_os$")
name = os.tmpnam()
if sys.platform in ("win32",):
# The Windows tmpnam() seems useless. From the MS docs:
#
# The character string that tmpnam creates consists of
# the path prefix, defined by the entry P_tmpdir in the
# file STDIO.H, followed by a sequence consisting of the
# digit characters '0' through '9'; the numerical value
# of this string is in the range 1 - 65,535. Changing the
# definitions of L_tmpnam or P_tmpdir in STDIO.H does not
# change the operation of tmpnam.
#
# The really bizarre part is that, at least under MSVC6,
# P_tmpdir is "\\". That is, the path returned refers to
# the root of the current drive. That's a terrible place to
# put temp files, and, depending on privileges, the user
# may not even be able to open a file in the root directory.
self.assertFalse(os.path.exists(name),
"file already exists for temporary file")
else:
self.check_tempfile(name)
with warnings.catch_warnings():
warnings.filterwarnings("ignore", "tmpnam", RuntimeWarning,
r"test_os$")
warnings.filterwarnings("ignore", "tmpnam", DeprecationWarning)
name = os.tmpnam()
if sys.platform in ("win32",):
# The Windows tmpnam() seems useless. From the MS docs:
#
# The character string that tmpnam creates consists of
# the path prefix, defined by the entry P_tmpdir in the
# file STDIO.H, followed by a sequence consisting of the
# digit characters '0' through '9'; the numerical value
# of this string is in the range 1 - 65,535. Changing the
# definitions of L_tmpnam or P_tmpdir in STDIO.H does not
# change the operation of tmpnam.
#
# The really bizarre part is that, at least under MSVC6,
# P_tmpdir is "\\". That is, the path returned refers to
# the root of the current drive. That's a terrible place to
# put temp files, and, depending on privileges, the user
# may not even be able to open a file in the root directory.
self.assertFalse(os.path.exists(name),
"file already exists for temporary file")
else:
self.check_tempfile(name)
# Test attributes on return values from os.*stat* family.
class StatAttributeTests(unittest.TestCase):