diff options
Diffstat (limited to 'numpy/polynomial/tests/test_polynomial.py')
| -rw-r--r-- | numpy/polynomial/tests/test_polynomial.py | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/numpy/polynomial/tests/test_polynomial.py b/numpy/polynomial/tests/test_polynomial.py index 5fd1a82a2..a0a09fcf4 100644 --- a/numpy/polynomial/tests/test_polynomial.py +++ b/numpy/polynomial/tests/test_polynomial.py @@ -473,6 +473,10 @@ class TestVander: van = poly.polyvander3d([x1], [x2], [x3], [1, 2, 3]) assert_(van.shape == (1, 5, 24)) + def test_polyvandernegdeg(self): + x = np.arange(3) + assert_raises(ValueError, poly.polyvander, x, -1) + class TestCompanion: @@ -591,3 +595,6 @@ class TestMisc: def test_polyline(self): assert_equal(poly.polyline(3, 4), [3, 4]) + + def test_polyline_zero(self): + assert_equal(poly.polyline(3, 0), [3]) |