check the errno in bad fd cases
diff --git a/Lib/test/test_os.py b/Lib/test/test_os.py
index 81d1671..4180d06 100644
--- a/Lib/test/test_os.py
+++ b/Lib/test/test_os.py
@@ -3,6 +3,7 @@
# portable than they had been thought to be.
import os
+import errno
import unittest
import warnings
import sys
@@ -249,7 +250,6 @@
result = os.statvfs(self.fname)
except OSError, e:
# On AtheOS, glibc always returns ENOSYS
- import errno
if e.errno == errno.ENOSYS:
return
@@ -549,7 +549,13 @@
locals()["test_"+f] = get_single(f)
def check(self, f, *args):
- self.assertRaises(OSError, f, test_support.make_bad_fd(), *args)
+ try:
+ f(test_support.make_bad_fd(), *args)
+ except OSError as e:
+ self.assertEqual(e.errno, errno.EBADF)
+ else:
+ self.fail("%r didn't raise a OSError with a bad file descriptor"
+ % f)
def test_isatty(self):
if hasattr(os, "isatty"):