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gh-117061: Fix test_posix.test_sched_setaffinity() on RHEL9 (#117126)
On RHEL9, sched_setaffinity(0, []) does not fail.
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@ -1335,12 +1335,21 @@ def test_sched_getaffinity(self):
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def test_sched_setaffinity(self):
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mask = posix.sched_getaffinity(0)
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self.addCleanup(posix.sched_setaffinity, 0, list(mask))
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if len(mask) > 1:
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# Empty masks are forbidden
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mask.pop()
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posix.sched_setaffinity(0, mask)
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self.assertEqual(posix.sched_getaffinity(0), mask)
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self.assertRaises(OSError, posix.sched_setaffinity, 0, [])
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try:
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posix.sched_setaffinity(0, [])
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# gh-117061: On RHEL9, sched_setaffinity(0, []) does not fail
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except OSError:
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# sched_setaffinity() manual page documents EINVAL error
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# when the mask is empty.
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pass
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self.assertRaises(ValueError, posix.sched_setaffinity, 0, [-10])
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self.assertRaises(ValueError, posix.sched_setaffinity, 0, map(int, "0X"))
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self.assertRaises(OverflowError, posix.sched_setaffinity, 0, [1<<128])
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