def test_zero_resolution(self):
kwargs = dict(resolution=[3, 0], ndim=2, dtype=float)
expected_exception = ValueError
match = "All elements of resolution must be positive."
with pytest.raises(expected_exception, match=match):
_validate_resolution(**kwargs)
def test_array_resolution_3D_ndim(self):
kwargs = dict(resolution=np.ones(3, int), ndim=3, dtype=float)
correct_output = np.ones(3, float)
assert np.array_equal(_validate_resolution(**kwargs), correct_output)
def test_list_resolution_2D_ndim(self):
kwargs = dict(resolution=[3, 4], ndim=2, dtype=float)
correct_output = np.array([3, 4], float)
assert np.array_equal(_validate_resolution(**kwargs), correct_output)
def test_scalar_resolution_4D_ndim(self):
kwargs = dict(resolution=1.5, ndim=4, dtype=float)
correct_output = np.full(4, 1.5, float)
assert np.array_equal(_validate_resolution(**kwargs), correct_output)