Files
ndbioimage/tests/test_ufuncs.py

53 lines
1.1 KiB
Python

import tempfile
from itertools import product
from pathlib import Path
import numpy as np
import pytest
from tiffwrite import tiffwrite
from ndbioimage import Imread
@pytest.fixture
def array():
return np.random.randint(0, 255, (64, 64, 2, 3, 4), "uint16")
@pytest.fixture()
def image(array):
with tempfile.TemporaryDirectory() as folder:
file = Path(folder) / "test.tif"
tiffwrite(file, array, "yxczt")
with Imread(file, axes="yxczt") as im:
yield im
@pytest.mark.parametrize(
"fun_and_axis",
product(
(
np.sum,
np.nansum,
np.min,
np.nanmin,
np.max,
np.nanmax,
np.argmin,
np.argmax,
np.mean,
np.nanmean,
np.var,
np.nanvar,
np.std,
np.nanstd,
),
(None, 0, 1, 2, 3, 4),
),
)
def test_ufuncs(fun_and_axis, image, array):
fun, axis = fun_and_axis
assert np.all(np.isclose(np.asarray(fun(image, axis)), fun(array, axis))), (
f"function {fun.__name__} over axis {axis} does not give the correct result"
)