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GuiTest.py
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GuiTest.py
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# -*- coding: utf-8 -*-
"""
***************************************************************************
ParametersTest
---------------------
Date : August 2017
Copyright : (C) 2017 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__ = 'August 2017'
__copyright__ = '(C) 2017, Nyall Dawson'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
from qgis.testing import start_app, unittest
from qgis.core import (QgsApplication,
QgsCoordinateReferenceSystem,
QgsProcessingParameterMatrix,
QgsVectorLayer)
from qgis.analysis import QgsNativeAlgorithms
from processing.gui.AlgorithmDialog import AlgorithmDialog
from processing.gui.BatchAlgorithmDialog import BatchAlgorithmDialog
from processing.modeler.ModelerParametersDialog import ModelerParametersDialog
from processing.gui.wrappers import *
start_app()
QgsApplication.processingRegistry().addProvider(QgsNativeAlgorithms())
class AlgorithmDialogTest(unittest.TestCase):
def testCreation(self):
alg = QgsApplication.processingRegistry().algorithmById('native:centroids')
a = AlgorithmDialog(alg)
self.assertEqual(a.mainWidget().alg, alg)
class WrappersTest(unittest.TestCase):
def checkConstructWrapper(self, param, expected_wrapper_class):
alg = QgsApplication.processingRegistry().algorithmById('native:centroids')
# algorithm dialog
dlg = AlgorithmDialog(alg)
wrapper = WidgetWrapperFactory.create_wrapper_from_class(param, dlg)
self.assertIsNotNone(wrapper)
self.assertIsInstance(wrapper, expected_wrapper_class)
self.assertEqual(wrapper.dialog, dlg)
self.assertIsNotNone(wrapper.widget)
# batch dialog
dlg = BatchAlgorithmDialog(alg)
wrapper = WidgetWrapperFactory.create_wrapper_from_class(param, dlg)
self.assertIsNotNone(wrapper)
self.assertIsInstance(wrapper, expected_wrapper_class)
self.assertEqual(wrapper.dialog, dlg)
self.assertIsNotNone(wrapper.widget)
# modeler dialog
model = QgsProcessingModelAlgorithm()
dlg = ModelerParametersDialog(alg, model)
wrapper = WidgetWrapperFactory.create_wrapper_from_class(param, dlg)
self.assertIsNotNone(wrapper)
self.assertIsInstance(wrapper, expected_wrapper_class)
self.assertEqual(wrapper.dialog, dlg)
self.assertIsNotNone(wrapper.widget)
def testBoolean(self):
self.checkConstructWrapper(QgsProcessingParameterBoolean('test'), BooleanWidgetWrapper)
def testCrs(self):
self.checkConstructWrapper(QgsProcessingParameterCrs('test'), CrsWidgetWrapper)
def testExtent(self):
self.checkConstructWrapper(QgsProcessingParameterExtent('test'), ExtentWidgetWrapper)
def testPoint(self):
self.checkConstructWrapper(QgsProcessingParameterPoint('test'), PointWidgetWrapper)
def testFile(self):
self.checkConstructWrapper(QgsProcessingParameterFile('test'), FileWidgetWrapper)
def testMultiInput(self):
self.checkConstructWrapper(QgsProcessingParameterMultipleLayers('test'), MultipleLayerWidgetWrapper)
def testRasterInput(self):
self.checkConstructWrapper(QgsProcessingParameterRasterLayer('test'), RasterWidgetWrapper)
def testEnum(self):
self.checkConstructWrapper(QgsProcessingParameterEnum('test'), EnumWidgetWrapper)
def testString(self):
self.checkConstructWrapper(QgsProcessingParameterString('test'), StringWidgetWrapper)
def testExpression(self):
self.checkConstructWrapper(QgsProcessingParameterExpression('test'), ExpressionWidgetWrapper)
def testVector(self):
self.checkConstructWrapper(QgsProcessingParameterVectorLayer('test'), VectorLayerWidgetWrapper)
def testField(self):
self.checkConstructWrapper(QgsProcessingParameterField('test'), TableFieldWidgetWrapper)
def testSource(self):
self.checkConstructWrapper(QgsProcessingParameterFeatureSource('test'), FeatureSourceWidgetWrapper)
def testMapLayer(self):
self.checkConstructWrapper(QgsProcessingParameterMapLayer('test'), MapLayerWidgetWrapper)
def testMatrix(self):
self.checkConstructWrapper(QgsProcessingParameterMatrix('test'), FixedTableWidgetWrapper)
alg = QgsApplication.processingRegistry().algorithmById('native:centroids')
dlg = AlgorithmDialog(alg)
param = QgsProcessingParameterMatrix('test', 'test', 2, True, ['x', 'y'], [['a', 'b'], ['c', 'd']])
wrapper = FixedTableWidgetWrapper(param, dlg)
widget = wrapper.createWidget()
# check that default value is initially set
self.assertEqual(wrapper.value(), [['a', 'b'], ['c', 'd']])
# test widget
widget.show()
wrapper.setValue([[1, 2], [3, 4]])
self.assertEqual(wrapper.value(), [[1, 2], [3, 4]])
widget.deleteLater()
def testNumber(self):
self.checkConstructWrapper(QgsProcessingParameterNumber('test'), NumberWidgetWrapper)
def testBand(self):
self.checkConstructWrapper(QgsProcessingParameterBand('test'), BandWidgetWrapper)
if __name__ == '__main__':
unittest.main()