def or_it_has_wrong_processed_path(self, request):
"""This test simulates a wrong user behaviour, using a None object instead of a
str, or a path as processed_path param"""
_resampled_dimensions = method_mock(request, Slide,
"_resampled_dimensions")
_resampled_dimensions.return_value = (1, 2, 3, 4)
with pytest.raises(TypeError) as err:
slide = Slide("path", None)
slide.scaled_image_path(32)
assert isinstance(err.value, TypeError)
assert (str(err.value) ==
"expected str, bytes or os.PathLike object, not NoneType")
def it_can_save_scaled_image(self, tmpdir, resampled_dims_):
tmp_path_ = tmpdir.mkdir("myslide")
image = PILIMG.RGBA_COLOR_500X500_155_249_240
image.save(os.path.join(tmp_path_, "mywsi.png"), "PNG")
slide_path = os.path.join(tmp_path_, "mywsi.png")
slide = Slide(slide_path, os.path.join(tmp_path_, "processed"))
resampled_dims_.return_value = (100, 200, 300, 400)
slide.save_scaled_image(32)
assert slide.scaled_image_path(32) == os.path.join(
tmp_path_, "processed", "mywsi-32x-100x200-300x400.png")
assert os.path.exists(
os.path.join(tmp_path_, slide.scaled_image_path(32)))
def it_knows_its_scaled_image_path(self, resampled_dims_, slide_path,
proc_path, slide_dims, expected_value):
resampled_dims_.return_value = slide_dims
slide = Slide(slide_path, proc_path)
scaled_img_path = slide.scaled_image_path(scale_factor=22)
assert scaled_img_path == expected_value
