changeset: 100749:0b61b2d28a07

tag: tip
parent: 100742:ebae81b31cf6
user: Victor Stinner <victor.stinner@gmail.com>
date: Fri Mar 25 15:03:34 2016 +0100
files: Lib/test/test_os.py
description:
test_os: Win32ErrorTests checks if file exists

Don't use os.path.exists() since it ignores *any* OSError.
This commit is contained in:
Victor Stinner 2016-03-25 15:12:08 +01:00
parent 6384c66d1f
commit 32830149d8
1 changed files with 10 additions and 1 deletions

View File

@ -1427,7 +1427,16 @@ class ExecTests(unittest.TestCase):
@unittest.skipUnless(sys.platform == "win32", "Win32 specific tests")
class Win32ErrorTests(unittest.TestCase):
def setUp(self):
self.assertFalse(os.path.exists(support.TESTFN))
try:
os.stat(support.TESTFN)
except FileNotFoundError:
exists = False
except OSError as exc:
exists = True
self.fail("file %s must not exist; os.stat failed with %s"
% (support.TESTFN, exc))
else:
self.fail("file %s must not exist" % support.TESTFN)
def test_rename(self):
self.assertRaises(OSError, os.rename, support.TESTFN, support.TESTFN+".bak")