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Skip test_preadv_flags if RWF_HIPRI is not supported by the system (GH-12762)

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(cherry picked from commit 46544f69bf)

Co-authored-by: Pablo Galindo <Pablogsal@gmail.com>
This commit is contained in:
Miss Islington (bot) 2019-04-13 09:25:20 -07:00 • committed by GitHub
parent be63df287a
commit d28aaa7df8
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1 changed files with 8 additions and 0 deletions
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8
Lib/test/test_posix.py
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@ -308,6 +308,14 @@ def test_preadv_flags(self):
buf = [bytearray(i) for i in [5, 3, 2]]
self.assertEqual(posix.preadv(fd, buf, 3, os.RWF_HIPRI), 10)
self.assertEqual([b't1tt2', b't3t', b'5t'], list(buf))
except OSError as inst:
# Is possible that the macro RWF_HIPRI was defined at compilation time
# but the option is not supported by the kernel or the runtime libc shared
# library.
if inst.errno in {errno.EINVAL, errno.ENOTSUP}:
raise unittest.SkipTest("RWF_HIPRI is not supported by the current system")
else:
raise
finally:
os.close(fd)