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31 | 31 | from qgis.core import (QgsVectorLayer, QgsFeatureRequest)
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32 | 32 | from processing.core.ProcessingConfig import ProcessingConfig
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33 | 33 |
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| 34 | +import os.path |
| 35 | +import errno |
| 36 | +import shutil |
| 37 | + |
| 38 | +dataFolder = os.path.join(os.path.dirname(__file__), '../../../../tests/testdata/') |
| 39 | +tmpBaseFolder = os.path.join(os.sep, 'tmp', 'qgis_test', str(os.getpid())) |
| 40 | + |
| 41 | + |
| 42 | +def mkDirP(path): |
| 43 | + try: |
| 44 | + os.makedirs(path) |
| 45 | + except OSError as exc: |
| 46 | + if exc.errno == errno.EEXIST and os.path.isdir(path): |
| 47 | + pass |
| 48 | + else: |
| 49 | + raise |
| 50 | + |
34 | 51 | start_app()
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35 | 52 |
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36 | 53 |
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37 | 54 | class VectorTest(unittest.TestCase):
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38 | 55 |
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| 56 | + @classmethod |
| 57 | + def setUpClass(cls): |
| 58 | + mkDirP(tmpBaseFolder) |
| 59 | + |
| 60 | + @classmethod |
| 61 | + def tearDownClass(cls): |
| 62 | + shutil.rmtree(tmpBaseFolder) |
| 63 | + pass |
| 64 | + |
| 65 | + # See http://hub.qgis.org/issues/15698 |
| 66 | + def test_ogrLayerName(self): |
| 67 | + tmpdir = os.path.join(tmpBaseFolder, 'ogrLayerName') |
| 68 | + os.mkdir(tmpdir) |
| 69 | + |
| 70 | + def linkTestfile(f, t): |
| 71 | + os.link(os.path.join(dataFolder, f), os.path.join(tmpdir, t)) |
| 72 | + |
| 73 | + linkTestfile('geom_data.csv', 'a.csv') |
| 74 | + name = vector.ogrLayerName(tmpdir) |
| 75 | + self.assertEqual(name, 'a') |
| 76 | + |
| 77 | + linkTestfile('wkt_data.csv', 'b.csv') |
| 78 | + name = vector.ogrLayerName(tmpdir + '|layerid=0') |
| 79 | + self.assertEqual(name, 'a') |
| 80 | + name = vector.ogrLayerName(tmpdir + '|layerid=1') |
| 81 | + self.assertEqual(name, 'b') |
| 82 | + |
| 83 | + name = vector.ogrLayerName(tmpdir + '|layerid=2') |
| 84 | + self.assertEqual(name, 'invalid-layerid') |
| 85 | + |
| 86 | + name = vector.ogrLayerName(tmpdir + '|layername=f') |
| 87 | + self.assertEqual(name, 'f') # layername takes precedence |
| 88 | + |
| 89 | + name = vector.ogrLayerName(tmpdir + '|layerid=0|layername=f2') |
| 90 | + self.assertEqual(name, 'f2') # layername takes precedence |
| 91 | + |
| 92 | + name = vector.ogrLayerName(tmpdir + '|layername=f2|layerid=0') |
| 93 | + self.assertEqual(name, 'f2') # layername takes precedence |
| 94 | + |
39 | 95 | def testFeatures(self):
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40 | 96 | ProcessingConfig.initialize()
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41 | 97 |
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