QGIS/python/plugins/processing/tests/QgisAlgorithmsTest.py
2017-06-24 07:36:30 +10:00

89 lines
2.6 KiB
Python

# -*- coding: utf-8 -*-
"""
***************************************************************************
QgisAlgorithmTests.py
---------------------
Date : January 2016
Copyright : (C) 2016 by Matthias Kuhn
Email : matthias@opengis.ch
***************************************************************************
* *
* 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__ = 'Matthias Kuhn'
__date__ = 'January 2016'
__copyright__ = '(C) 2016, Matthias Kuhn'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = ':%H$'
import AlgorithmsTestBase
import nose2
import shutil
from qgis.core import (QgsProcessingAlgorithm,
QgsProcessingFeedback)
from qgis.testing import start_app, unittest
from processing.core.GeoAlgorithmExecutionException import GeoAlgorithmExecutionException
from processing.tools.dataobjects import createContext
class TestAlg(QgsProcessingAlgorithm):
def __init__(self):
super().__init__()
def name(self):
return 'testalg'
def displayName(self):
return 'testalg'
def processAlgorithm(self, parameters, context, feedback):
raise GeoAlgorithmExecutionException('Exception while processing')
return {}
class TestQgisAlgorithms(unittest.TestCase, AlgorithmsTestBase.AlgorithmsTest):
@classmethod
def setUpClass(cls):
start_app()
from processing.core.Processing import Processing
Processing.initialize()
cls.cleanup_paths = []
@classmethod
def tearDownClass(cls):
from processing.core.Processing import Processing
Processing.deinitialize()
for path in cls.cleanup_paths:
shutil.rmtree(path)
def test_definition_file(self):
return 'qgis_algorithm_tests.yaml'
def testProcessingException(self):
"""
Test that Python exception is caught when running an alg
"""
alg = TestAlg()
context = createContext()
feedback = QgsProcessingFeedback()
results, ok = alg.run({}, context, feedback)
self.assertFalse(ok)
if __name__ == '__main__':
nose2.main()