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- """
- These tests require that you have a specific ND2 file created by the developer of nd2reader. You will never need to
- run them unless you're Jim Rybarski.
-
- """
- from nd2reader import Nd2
- from datetime import datetime
- import unittest
-
-
- class FunctionalTests(unittest.TestCase):
- def setUp(self):
- self.nd2 = Nd2("FYLM-141111-001.nd2")
-
- def tearDown(self):
- self.nd2.close()
-
- def test_shape(self):
- self.assertEqual(self.nd2.height, 1280)
- self.assertEqual(self.nd2.width, 800)
-
- def test_date(self):
- self.assertEqual(self.nd2.date, datetime(2014, 11, 11, 15, 59, 19))
-
- def test_length(self):
- self.assertEqual(len(self.nd2), 30528)
-
- def test_frames(self):
- self.assertEqual(len(self.nd2.frames), 636)
-
- def test_fovs(self):
- self.assertEqual(len(self.nd2.fields_of_view), 8)
-
- def test_channels(self):
- self.assertTupleEqual(tuple(sorted(self.nd2.channels)), ('', 'GFP'))
-
- def test_z_levels(self):
- self.assertTupleEqual(tuple(self.nd2.z_levels), (0, 1, 2))
-
- def test_image(self):
- image = self.nd2[14]
- self.assertEqual(image.field_of_view, 2)
- self.assertEqual(image.frame_number, 0)
- self.assertAlmostEqual(image.timestamp, 19.0340758)
- self.assertEqual(image.channel, '')
- self.assertEqual(image.z_level, 1)
- self.assertEqual(image.height, self.nd2.height)
- self.assertEqual(image.width, self.nd2.width)
-
- def test_last_image(self):
- image = self.nd2[30526]
- self.assertEqual(image.frame_number, 635)
-
- def test_bad_image(self):
- image = self.nd2[13]
- self.assertIsNone(image)
-
- def test_iteration(self):
- images = [image for image in self.nd2[:10]]
- self.assertEqual(len(images), 10)
-
- def test_iteration_step(self):
- images = [image for image in self.nd2[:10:2]]
- self.assertEqual(len(images), 5)
-
- def test_iteration_backwards(self):
- images = [image for image in self.nd2[:10:-1]]
- self.assertEqual(len(images), 10)
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