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94 lines
3.2 KiB
Python
94 lines
3.2 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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ToolsTest
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---------------------
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Date : July 2016
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Copyright : (C) 2016 by Nyall Dawson
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Email : nyall dot dawson at gmail dot com
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************
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"""
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__author__ = 'Nyall Dawson'
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__date__ = 'July 2016'
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__copyright__ = '(C) 2016, Nyall Dawson'
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# This will get replaced with a git SHA1 when you do a git archive
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__revision__ = '$Format:%H$'
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import os
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import shutil
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from qgis.core import NULL, QgsVectorLayer
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from qgis.testing import start_app, unittest
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from processing.tests.TestData import points
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from processing.tools import vector
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testDataPath = os.path.join(os.path.dirname(__file__), 'testdata')
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start_app()
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class VectorTest(unittest.TestCase):
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@classmethod
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def setUpClass(cls):
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cls.cleanup_paths = []
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@classmethod
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def tearDownClass(cls):
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for path in cls.cleanup_paths:
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shutil.rmtree(path)
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def testValues(self):
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test_data = points()
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test_layer = QgsVectorLayer(test_data, 'test', 'ogr')
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# field by index
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res = vector.values(test_layer, 1)
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self.assertEqual(res[1], [1, 2, 3, 4, 5, 6, 7, 8, 9])
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# field by name
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res = vector.values(test_layer, 'id')
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self.assertEqual(res['id'], [1, 2, 3, 4, 5, 6, 7, 8, 9])
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# two fields
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res = vector.values(test_layer, 1, 2)
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self.assertEqual(res[1], [1, 2, 3, 4, 5, 6, 7, 8, 9])
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self.assertEqual(res[2], [2, 1, 0, 2, 1, 0, 0, 0, 0])
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# two fields by name
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res = vector.values(test_layer, 'id', 'id2')
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self.assertEqual(res['id'], [1, 2, 3, 4, 5, 6, 7, 8, 9])
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self.assertEqual(res['id2'], [2, 1, 0, 2, 1, 0, 0, 0, 0])
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# two fields by name and index
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res = vector.values(test_layer, 'id', 2)
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self.assertEqual(res['id'], [1, 2, 3, 4, 5, 6, 7, 8, 9])
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self.assertEqual(res[2], [2, 1, 0, 2, 1, 0, 0, 0, 0])
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def testConvertNulls(self):
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self.assertEqual(vector.convert_nulls([]), [])
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self.assertEqual(vector.convert_nulls([], '_'), [])
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self.assertEqual(vector.convert_nulls([NULL]), [None])
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self.assertEqual(vector.convert_nulls([NULL], '_'), ['_'])
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self.assertEqual(vector.convert_nulls([NULL], -1), [-1])
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self.assertEqual(vector.convert_nulls([1, 2, 3]), [1, 2, 3])
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self.assertEqual(vector.convert_nulls([1, None, 3]), [1, None, 3])
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self.assertEqual(vector.convert_nulls([1, NULL, 3, NULL]), [1, None, 3, None])
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self.assertEqual(vector.convert_nulls([1, NULL, 3, NULL], '_'), [1, '_', 3, '_'])
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if __name__ == '__main__':
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unittest.main()
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