From 68c28fe4b763a4f142992d69449b32cb839f8355 Mon Sep 17 00:00:00 2001 From: Manoj K M Date: Mon, 27 Apr 2026 12:52:20 +0530 Subject: [PATCH] gh-148868: Increase test coverage for `cmath.isinf` (GH-148869) (cherry picked from commit 62792c8f77222b86f8d2d985fc3a2b9fffc679e8) Co-authored-by: Manoj K M --- Lib/test/test_cmath.py | 1 + 1 file changed, 1 insertion(+) diff --git a/Lib/test/test_cmath.py b/Lib/test/test_cmath.py index a96a5780b31b6f..ed25451c4f035d 100644 --- a/Lib/test/test_cmath.py +++ b/Lib/test/test_cmath.py @@ -514,6 +514,7 @@ def test_isinf(self): self.assertFalse(cmath.isinf(1j)) self.assertFalse(cmath.isinf(NAN)) self.assertTrue(cmath.isinf(INF)) + self.assertTrue(cmath.isinf(-INF)) self.assertTrue(cmath.isinf(complex(INF, 0))) self.assertTrue(cmath.isinf(complex(0, INF))) self.assertTrue(cmath.isinf(complex(INF, INF)))