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Diffstat (limited to 'Lib/test/test_math.py')
| -rw-r--r-- | Lib/test/test_math.py | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/Lib/test/test_math.py b/Lib/test/test_math.py index 9eb455a..da16284 100644 --- a/Lib/test/test_math.py +++ b/Lib/test/test_math.py @@ -377,6 +377,22 @@ class MathTests(unittest.TestCase): self.assertTrue(math.isnan(math.atan2(NAN, INF))) self.assertTrue(math.isnan(math.atan2(NAN, NAN))) + def testCbrt(self): + self.assertRaises(TypeError, math.cbrt) + self.ftest('cbrt(0)', math.cbrt(0), 0) + self.ftest('cbrt(1)', math.cbrt(1), 1) + self.ftest('cbrt(8)', math.cbrt(8), 2) + self.ftest('cbrt(0.0)', math.cbrt(0.0), 0.0) + self.ftest('cbrt(-0.0)', math.cbrt(-0.0), -0.0) + self.ftest('cbrt(1.2)', math.cbrt(1.2), 1.062658569182611) + self.ftest('cbrt(-2.6)', math.cbrt(-2.6), -1.375068867074141) + self.ftest('cbrt(27)', math.cbrt(27), 3) + self.ftest('cbrt(-1)', math.cbrt(-1), -1) + self.ftest('cbrt(-27)', math.cbrt(-27), -3) + self.assertEqual(math.cbrt(INF), INF) + self.assertEqual(math.cbrt(NINF), NINF) + self.assertTrue(math.isnan(math.cbrt(NAN))) + def testCeil(self): self.assertRaises(TypeError, math.ceil) self.assertEqual(int, type(math.ceil(0.5))) |