mirror of
https://github.com/qgis/QGIS.git
synced 2025-10-31 00:06:02 -04:00
124 lines
4.1 KiB
Python
124 lines
4.1 KiB
Python
# -*- coding: utf-8 -*-
|
|
|
|
"""
|
|
***************************************************************************
|
|
ToolsTest
|
|
---------------------
|
|
Date : July 2016
|
|
Copyright : (C) 2016 by Nyall Dawson
|
|
Email : nyall dot dawson at gmail dot com
|
|
***************************************************************************
|
|
* *
|
|
* This program is free software; you can redistribute it and/or modify *
|
|
* it under the terms of the GNU General Public License as published by *
|
|
* the Free Software Foundation; either version 2 of the License, or *
|
|
* (at your option) any later version. *
|
|
* *
|
|
***************************************************************************
|
|
"""
|
|
|
|
__author__ = 'Nyall Dawson'
|
|
__date__ = 'July 2016'
|
|
__copyright__ = '(C) 2016, Nyall Dawson'
|
|
|
|
# This will get replaced with a git SHA1 when you do a git archive
|
|
|
|
__revision__ = '$Format:%H$'
|
|
|
|
import os
|
|
import shutil
|
|
import tempfile
|
|
|
|
from qgis.core import (QgsVectorLayer,
|
|
QgsProcessingContext)
|
|
from qgis.testing import start_app, unittest
|
|
|
|
from processing.tests.TestData import points
|
|
from processing.tools import vector
|
|
|
|
testDataPath = os.path.join(os.path.dirname(__file__), 'testdata')
|
|
|
|
start_app()
|
|
|
|
|
|
class VectorTest(unittest.TestCase):
|
|
|
|
@classmethod
|
|
def setUpClass(cls):
|
|
cls.cleanup_paths = []
|
|
|
|
@classmethod
|
|
def tearDownClass(cls):
|
|
for path in cls.cleanup_paths:
|
|
shutil.rmtree(path)
|
|
|
|
def testValues(self):
|
|
test_data = points()
|
|
test_layer = QgsVectorLayer(test_data, 'test', 'ogr')
|
|
|
|
# field by index
|
|
res = vector.values(test_layer, 1)
|
|
self.assertEqual(res[1], [1, 2, 3, 4, 5, 6, 7, 8, 9])
|
|
|
|
# field by name
|
|
res = vector.values(test_layer, 'id')
|
|
self.assertEqual(res['id'], [1, 2, 3, 4, 5, 6, 7, 8, 9])
|
|
|
|
# two fields
|
|
res = vector.values(test_layer, 1, 2)
|
|
self.assertEqual(res[1], [1, 2, 3, 4, 5, 6, 7, 8, 9])
|
|
self.assertEqual(res[2], [2, 1, 0, 2, 1, 0, 0, 0, 0])
|
|
|
|
# two fields by name
|
|
res = vector.values(test_layer, 'id', 'id2')
|
|
self.assertEqual(res['id'], [1, 2, 3, 4, 5, 6, 7, 8, 9])
|
|
self.assertEqual(res['id2'], [2, 1, 0, 2, 1, 0, 0, 0, 0])
|
|
|
|
# two fields by name and index
|
|
res = vector.values(test_layer, 'id', 2)
|
|
self.assertEqual(res['id'], [1, 2, 3, 4, 5, 6, 7, 8, 9])
|
|
self.assertEqual(res[2], [2, 1, 0, 2, 1, 0, 0, 0, 0])
|
|
|
|
def testOgrLayerNameExtraction(self):
|
|
outdir = tempfile.mkdtemp()
|
|
self.cleanup_paths.append(outdir)
|
|
|
|
def _copyFile(dst):
|
|
shutil.copyfile(os.path.join(testDataPath, 'custom', 'grass7', 'weighted.csv'), dst)
|
|
|
|
# OGR provider - single layer
|
|
_copyFile(os.path.join(outdir, 'a.csv'))
|
|
name = vector.ogrLayerName(outdir)
|
|
self.assertEqual(name, 'a')
|
|
|
|
# OGR provider - multiple layers
|
|
_copyFile(os.path.join(outdir, 'b.csv'))
|
|
name1 = vector.ogrLayerName(outdir + '|layerid=0')
|
|
name2 = vector.ogrLayerName(outdir + '|layerid=1')
|
|
self.assertEqual(sorted([name1, name2]), ['a', 'b'])
|
|
|
|
name = vector.ogrLayerName(outdir + '|layerid=2')
|
|
self.assertIsNone(name)
|
|
|
|
# OGR provider - layername takes precedence
|
|
name = vector.ogrLayerName(outdir + '|layername=f')
|
|
self.assertEqual(name, 'f')
|
|
|
|
name = vector.ogrLayerName(outdir + '|layerid=0|layername=f')
|
|
self.assertEqual(name, 'f')
|
|
|
|
name = vector.ogrLayerName(outdir + '|layername=f|layerid=0')
|
|
self.assertEqual(name, 'f')
|
|
|
|
# SQLiite provider
|
|
name = vector.ogrLayerName('dbname=\'/tmp/x.sqlite\' table="t" (geometry) sql=')
|
|
self.assertEqual(name, 't')
|
|
|
|
# PostgreSQL provider
|
|
name = vector.ogrLayerName('port=5493 sslmode=disable key=\'edge_id\' srid=0 type=LineString table="city_data"."edge" (geom) sql=')
|
|
self.assertEqual(name, 'city_data.edge')
|
|
|
|
|
|
if __name__ == '__main__':
|
|
unittest.main()
|