diff options
| -rw-r--r-- | numpy/core/tests/test_ufunc.py | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/numpy/core/tests/test_ufunc.py b/numpy/core/tests/test_ufunc.py index 699a1b2ea..b9412684d 100644 --- a/numpy/core/tests/test_ufunc.py +++ b/numpy/core/tests/test_ufunc.py @@ -342,6 +342,16 @@ class TestUfunc(TestCase): np.add(a, 0.5, sig=('i4', 'i4', 'i4'), out=b, casting='unsafe') assert_equal(b, [0, 0, 1]) + def test_true_divide(self): + # True_divide has a non uniform signature, see #3484. + # This also tests type_tuple_type_resolver. + a = np.full(5, 12.5) + b = np.full(5, 10.0) + tgt = np.full(5, 1.25) + assert_almost_equal(np.true_divide(a, b, dtype=np.float64), tgt) + assert_almost_equal(np.true_divide(a, b, dtype=np.float32), tgt) + assert_raises(TypeError, np.true_divide, a, b, dtype=np.int) + def test_sum_stability(self): a = np.ones(500, dtype=np.float32) assert_almost_equal((a / 10.).sum() - a.size / 10., 0, 4) |