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Fix test_os.GetRandomTests() 

Issue #27778: Skip getrandom() tests if getrandom() fails with ENOSYS.
This commit is contained in:
Victor Stinner 2016-09-06 19:57:40 -07:00
parent 6cebd48425
commit 173a1f3dc7
1 changed files with 12 additions and 0 deletions
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12
Lib/test/test_os.py
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@ -1271,6 +1271,18 @@ class URandomTests(unittest.TestCase):
@unittest.skipUnless(hasattr(os, 'getrandom'), 'need os.getrandom()') @unittest.skipUnless(hasattr(os, 'getrandom'), 'need os.getrandom()')
class GetRandomTests(unittest.TestCase): class GetRandomTests(unittest.TestCase):
@classmethod
def setUpClass(cls):
try:
os.getrandom(1)
except OSError as exc:
if exc.errno == errno.ENOSYS:
# Python compiled on a more recent Linux version
# than the current Linux kernel
raise unittest.SkipTest("getrandom() syscall fails with ENOSYS")
else:
raise
def test_getrandom_type(self): def test_getrandom_type(self):
data = os.getrandom(16) data = os.getrandom(16)
self.assertIsInstance(data, bytes) self.assertIsInstance(data, bytes)