[3.11] GH-94808: Cover handling non-finite numbers from round when ndigits is provided (GH-94860) (GH-94882)

(cherry picked from commit 625ba9bdff)


Co-authored-by: Michael Droettboom <mdboom@gmail.com>

Automerge-Triggered-By: GH:brandtbucher
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Miss Islington (bot) 2022-07-15 10:34:18 -07:00 committed by GitHub
parent 8f92ebbde7
commit e55f60db8f
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@ -832,6 +832,11 @@ def test_inf_nan(self):
self.assertRaises(TypeError, round, NAN, "ceci n'est pas un integer")
self.assertRaises(TypeError, round, -0.0, 1j)
def test_inf_nan_ndigits(self):
self.assertEqual(round(INF, 0), INF)
self.assertEqual(round(-INF, 0), -INF)
self.assertTrue(math.isnan(round(NAN, 0)))
def test_large_n(self):
for n in [324, 325, 400, 2**31-1, 2**31, 2**32, 2**100]:
self.assertEqual(round(123.456, n), 123.456)