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import unittest
from os import path
from zolfa.nd2reader.artificial import ArtificialND2
from zolfa.nd2reader.common import check_or_make_dir
from zolfa.nd2reader.parser import Parser
import urllib.request
class TestParser(unittest.TestCase):
def create_test_nd2(self):
with ArtificialND2(self.test_file) as artificial:
artificial.close()
def setUp(self):
dir_path = path.dirname(path.realpath(__file__))
check_or_make_dir(path.join(dir_path, "test_data/"))
self.test_file = path.join(dir_path, "test_data/test.nd2")
self.create_test_nd2()
def test_can_open_test_file(self):
self.create_test_nd2()
with open(self.test_file, "rb") as fh:
parser = Parser(fh)
self.assertTrue(parser.supported)
def test_get_image(self):
stitched_path = "test_data/test_stitched.nd2"
if not path.isfile(stitched_path):
file_name, header = urllib.request.urlretrieve(
"https://downloads.openmicroscopy.org/images/ND2/karl/sample_image.nd2",
stitched_path,
)
with open(stitched_path, "rb") as fh:
parser = Parser(fh)
parser.get_image(0)