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64 lines
2.2 KiB
64 lines
2.2 KiB
import unittest
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from os import path
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import six
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from nd2reader.artificial import ArtificialND2
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from nd2reader.common import get_version, parse_version, parse_date, _add_to_metadata
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class TestCommon(unittest.TestCase):
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def setUp(self):
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dir_path = path.dirname(path.realpath(__file__))
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self.test_file = path.join(dir_path, 'test_data/test.nd2')
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def create_test_nd2(self):
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with ArtificialND2(self.test_file) as artificial:
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artificial.close()
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def test_parse_version_2(self):
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data = 'ND2 FILE SIGNATURE CHUNK NAME01!Ver2.2'
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actual = parse_version(data)
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expected = (2, 2)
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self.assertTupleEqual(actual, expected)
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def test_parse_version_3(self):
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data = 'ND2 FILE SIGNATURE CHUNK NAME01!Ver3.0'
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actual = parse_version(data)
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expected = (3, 0)
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self.assertTupleEqual(actual, expected)
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def test_get_version_from_file(self):
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self.create_test_nd2()
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with open(self.test_file, 'rb') as fh:
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version_tuple = get_version(fh)
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self.assertTupleEqual(version_tuple, (3, 0))
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def test_parse_date_24(self):
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date_format = "%m/%d/%Y %H:%M:%S"
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date = '02/13/2016 23:43:37'
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textinfo = {six.b('TextInfoItem9'): six.b(date)}
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result = parse_date(textinfo)
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self.assertEqual(result.strftime(date_format), date)
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def test_parse_date_12(self):
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date_format = "%m/%d/%Y %I:%M:%S %p"
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date = '02/13/2016 11:43:37 PM'
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textinfo = {six.b('TextInfoItem9'): six.b(date)}
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result = parse_date(textinfo)
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self.assertEqual(result.strftime(date_format), date)
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def test_add_to_meta_simple(self):
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metadata = {}
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_add_to_metadata(metadata, 'test', 'value')
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self.assertDictEqual(metadata, {'test': 'value'})
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def test_add_to_meta_new_list(self):
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metadata = {'test': 'value1'}
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_add_to_metadata(metadata, 'test', 'value2')
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self.assertDictEqual(metadata, {'test': ['value1', 'value2']})
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def test_add_to_meta_existing_list(self):
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metadata = {'test': ['value1', 'value2']}
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_add_to_metadata(metadata, 'test', 'value3')
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self.assertDictEqual(metadata, {'test': ['value1', 'value2', 'value3']})
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