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gh-121474: Add threading.Barrier parties arg sanity check. (GH-121480)

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Clinton 2024-07-30 04:53:07 -04:00 • committed by GitHub
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Lib/test/lock_tests.py
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@ -1013,6 +1013,10 @@ class BarrierTests(BaseTestCase):
self.assertEqual(self.barrier.n_waiting, 0)
self.assertFalse(self.barrier.broken)
def test_constructor(self):
self.assertRaises(ValueError, self.barriertype, parties=0)
self.assertRaises(ValueError, self.barriertype, parties=-1)
def test_barrier(self, passes=1):
"""
Test that a barrier is passed in lockstep