Issue #23842: Added tests for os.major(), os.minor() and os.makedev().

This commit is contained in:
Serhiy Storchaka 2015-04-20 09:23:21 +03:00
commit c74bb9d350
1 changed files with 30 additions and 0 deletions

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@ -442,6 +442,36 @@ class PosixTester(unittest.TestCase):
else:
self.assertTrue(stat.S_ISFIFO(posix.stat(support.TESTFN).st_mode))
@unittest.skipUnless(hasattr(posix, 'stat'), 'test needs posix.stat()')
@unittest.skipUnless(hasattr(posix, 'makedev'), 'test needs posix.makedev()')
def test_makedev(self):
st = posix.stat(support.TESTFN)
dev = st.st_dev
self.assertIsInstance(dev, int)
self.assertGreaterEqual(dev, 0)
major = posix.major(dev)
self.assertIsInstance(major, int)
self.assertGreaterEqual(major, 0)
self.assertEqual(posix.major(dev), major)
self.assertRaises(TypeError, posix.major, float(dev))
self.assertRaises(TypeError, posix.major)
self.assertRaises((ValueError, OverflowError), posix.major, -1)
minor = posix.minor(dev)
self.assertIsInstance(minor, int)
self.assertGreaterEqual(minor, 0)
self.assertEqual(posix.minor(dev), minor)
self.assertRaises(TypeError, posix.minor, float(dev))
self.assertRaises(TypeError, posix.minor)
self.assertRaises((ValueError, OverflowError), posix.minor, -1)
self.assertEqual(posix.makedev(major, minor), dev)
self.assertRaises(TypeError, posix.makedev, float(major), minor)
self.assertRaises(TypeError, posix.makedev, major, float(minor))
self.assertRaises(TypeError, posix.makedev, major)
self.assertRaises(TypeError, posix.makedev)
def _test_all_chown_common(self, chown_func, first_param, stat_func):
"""Common code for chown, fchown and lchown tests."""
def check_stat(uid, gid):