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SchematizationTest.py
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SchematizationTest.py
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# -*- coding: utf-8 -*-
"""
***************************************************************************
SchematizationTest.py
---------------------
Date : June 2014
Copyright : (C) 2014 by Nishith Maheshwari
Email : nshthm 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__ = 'Nishith Maheshwari'
__date__ = 'June 2014'
__copyright__ = '(C) 2014, Nishith Maheshwari'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
import unittest
import processing
from processing.tools import dataobjects
from processing.tests.TestData import lines
class SchematizationTest(unittest.TestCase):
def test_simplification(self):
outputs = processing.runalg('schematizationprovider:topologypreservingsimplifier', lines(), '2000', None)
output = outputs['OUTPUT']
layer = dataobjects.getObjectFromUri(output, True)
fields = layer.pendingFields()
expectednames = ['ID', 'LINE_NUM_A', 'LINE_ST_A']
names = [str(f.name()) for f in fields]
self.assertEqual(expectednames, names)
features = processing.features(layer)
self.assertEqual(5, len(features))
feature = features.next()
attrs = feature.attributes()
expectedvalues = ['NULL', 'NULL', 'NULL']
values = [str(attr) for attr in attrs]
self.assertEqual(expectedvalues, values)
def suite():
suite = unittest.makeSuite(SchematizationTest, 'test')
return suite
def runtests():
result = unittest.TestResult()
testsuite = suite()
testsuite.run(result)
return result