def test__blkavg_larger():
ccd_data = ccd_data_func(data_size=20)
a = ccd_data.data
b = _blkavg(a, (10, 10))
assert b.shape == (10, 10)
np.testing.assert_almost_equal(b.sum(), 0.25 * a.sum())
def test__blkavg_dimensions():
ccd_data = ccd_data_func(data_size=10)
with pytest.raises(ValueError):
_blkavg(ccd_data.data, (5, ))
def test__blkavg_ndarray():
with pytest.raises(TypeError):
_blkavg(1, (5, 5))