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Unit tests for QgsMapLayerProxyModel
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| # -*- coding: utf-8 -*- | ||
| """QGIS Unit tests for QgsMapLayerProxyModel | ||
| .. note:: 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__ = '22/08/2018' | ||
| __copyright__ = 'Copyright 2018, The QGIS Project' | ||
| # This will get replaced with a git SHA1 when you do a git archive | ||
| __revision__ = '$Format:%H$' | ||
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| import qgis # NOQA | ||
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| from qgis.core import QgsVectorLayer, QgsProject, QgsMapLayerModel, QgsMapLayerProxyModel | ||
| from qgis.PyQt.QtCore import Qt, QModelIndex | ||
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| from qgis.testing import start_app, unittest | ||
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| start_app() | ||
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| def create_layer(name): | ||
| layer = QgsVectorLayer("Point?crs=EPSG:3111&field=fldtxt:string&field=fldint:integer", | ||
| name, "memory") | ||
| return layer | ||
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| class TestQgsMapLayerProxyModel(unittest.TestCase): | ||
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| def testGettersSetters(self): | ||
| """ test model getters/setters """ | ||
| m = QgsMapLayerProxyModel() | ||
| l1 = create_layer('l1') | ||
| QgsProject.instance().addMapLayer(l1) | ||
| l2 = create_layer('l2') | ||
| QgsProject.instance().addMapLayer(l2) | ||
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| m.setFilters(QgsMapLayerProxyModel.LineLayer | QgsMapLayerProxyModel.WritableLayer) | ||
| self.assertEqual(m.filters(), QgsMapLayerProxyModel.LineLayer | QgsMapLayerProxyModel.WritableLayer) | ||
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| m.setExceptedLayerIds([l2.id()]) | ||
| self.assertEqual(m.exceptedLayerIds(), [l2.id()]) | ||
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| m.setExceptedLayerList([l2]) | ||
| self.assertEqual(m.exceptedLayerList(), [l2]) | ||
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| m.setExcludedProviders(['a', 'b']) | ||
| self.assertEqual(m.excludedProviders(), ['a', 'b']) | ||
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| m.setFilterString('c') | ||
| self.assertEqual(m.filterString(), 'c') | ||
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| def testFilterGeometryType(self): | ||
| """ test filtering by geometry type """ | ||
| QgsProject.instance().clear() | ||
| m = QgsMapLayerProxyModel() | ||
| l1 = QgsVectorLayer("Point?crs=EPSG:3111&field=fldtxt:string&field=fldint:integer", | ||
| 'layer 1', "memory") | ||
| QgsProject.instance().addMapLayer(l1) | ||
| l2 = QgsVectorLayer("Polygon?crs=EPSG:3111&field=fldtxt:string&field=fldint:integer", | ||
| 'layer 2', "memory") | ||
| QgsProject.instance().addMapLayer(l2) | ||
| l3 = QgsVectorLayer("None?field=fldtxt:string&field=fldint:integer", | ||
| 'layer 3', "memory") | ||
| QgsProject.instance().addMapLayer(l3) | ||
| l4 = QgsVectorLayer("LineString?crs=EPSG:3111&field=fldtxt:string&field=fldint:integer", | ||
| 'layer 4', "memory") | ||
| QgsProject.instance().addMapLayer(l4) | ||
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| m.setFilters(QgsMapLayerProxyModel.PolygonLayer) | ||
| self.assertEqual(m.rowCount(), 1) | ||
| self.assertEqual(m.data(m.index(0, 0)), 'layer 2') | ||
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| m.setFilters(QgsMapLayerProxyModel.PointLayer) | ||
| self.assertEqual(m.rowCount(), 1) | ||
| self.assertEqual(m.data(m.index(0, 0)), 'layer 1') | ||
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| m.setFilters(QgsMapLayerProxyModel.LineLayer) | ||
| self.assertEqual(m.rowCount(), 1) | ||
| self.assertEqual(m.data(m.index(0, 0)), 'layer 4') | ||
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| m.setFilters(QgsMapLayerProxyModel.NoGeometry) | ||
| self.assertEqual(m.rowCount(), 1) | ||
| self.assertEqual(m.data(m.index(0, 0)), 'layer 3') | ||
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| m.setFilters(QgsMapLayerProxyModel.HasGeometry) | ||
| self.assertEqual(m.rowCount(), 3) | ||
| self.assertEqual(m.data(m.index(0, 0)), 'layer 1') | ||
| self.assertEqual(m.data(m.index(1, 0)), 'layer 2') | ||
| self.assertEqual(m.data(m.index(2, 0)), 'layer 4') | ||
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| m.setFilters(QgsMapLayerProxyModel.VectorLayer) | ||
| self.assertEqual(m.rowCount(), 4) | ||
| self.assertEqual(m.data(m.index(0, 0)), 'layer 1') | ||
| self.assertEqual(m.data(m.index(1, 0)), 'layer 2') | ||
| self.assertEqual(m.data(m.index(2, 0)), 'layer 3') | ||
| self.assertEqual(m.data(m.index(3, 0)), 'layer 4') | ||
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| m.setFilters(QgsMapLayerProxyModel.PluginLayer) | ||
| self.assertEqual(m.rowCount(), 0) | ||
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| m.setFilters(QgsMapLayerProxyModel.RasterLayer) | ||
| self.assertEqual(m.rowCount(), 0) | ||
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| def testFilterString(self): | ||
| """ test filtering by string""" | ||
| QgsProject.instance().clear() | ||
| m = QgsMapLayerProxyModel() | ||
| l1 = QgsVectorLayer("Point?crs=EPSG:3111&field=fldtxt:string&field=fldint:integer", | ||
| 'layer 1', "memory") | ||
| QgsProject.instance().addMapLayer(l1) | ||
| l2 = QgsVectorLayer("Polygon?crs=EPSG:3111&field=fldtxt:string&field=fldint:integer", | ||
| 'lAyEr 2', "memory") | ||
| QgsProject.instance().addMapLayer(l2) | ||
| l3 = QgsVectorLayer("None?field=fldtxt:string&field=fldint:integer", | ||
| 'another', "memory") | ||
| QgsProject.instance().addMapLayer(l3) | ||
| l4 = QgsVectorLayer("LineString?crs=EPSG:3111&field=fldtxt:string&field=fldint:integer", | ||
| 'final layer', "memory") | ||
| QgsProject.instance().addMapLayer(l4) | ||
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| m.setFilterString('layer') | ||
| self.assertEqual(m.rowCount(), 3) | ||
| self.assertEqual(m.data(m.index(0, 0)), 'final layer') | ||
| self.assertEqual(m.data(m.index(1, 0)), 'layer 1') | ||
| self.assertEqual(m.data(m.index(2, 0)), 'lAyEr 2') | ||
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| m.setFilterString('') | ||
| self.assertEqual(m.rowCount(), 4) | ||
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| if __name__ == '__main__': | ||
| unittest.main() |