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- import unittest
- import numpy as np
-
- from nd2reader.artificial import ArtificialND2
- from nd2reader.exceptions import EmptyFileError
- from nd2reader.reader import ND2Reader
-
-
- class TestReader(unittest.TestCase):
- def test_extension(self):
- self.assertTrue('nd2' in ND2Reader.class_exts())
-
- def test_init_and_init_axes(self):
- with ArtificialND2('test_data/test_nd2_reader.nd2') as artificial:
- reader = ND2Reader('test_data/test_nd2_reader.nd2')
-
- attributes = artificial.data['image_attributes']['SLxImageAttributes']
- self.assertEqual(reader.metadata['width'], attributes['uiWidth'])
- self.assertEqual(reader.metadata['height'], attributes['uiHeight'])
-
- self.assertEqual(reader.metadata['width'], reader.sizes['x'])
- self.assertEqual(reader.metadata['height'], reader.sizes['y'])
-
- self.assertEqual(reader._dtype, np.float64)
- self.assertEqual(reader.iter_axes, ['t'])
-
- def test_init_empty_file(self):
- with ArtificialND2('test_data/empty.nd2', skip_blocks=['label_map_marker']):
- with self.assertRaises(EmptyFileError) as exception:
- ND2Reader('test_data/empty.nd2')
- self.assertEqual(str(exception.exception), "No axes were found for this .nd2 file.")
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