def testFilterByLayer(self):
""" test filtering by layer"""
QgsProject.instance().clear()
m = QgsMapLayerComboBox()
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)
self.assertEqual(m.count(), 4)
self.assertEqual(m.itemText(0), 'another')
self.assertEqual(m.itemText(1), 'final layer')
self.assertEqual(m.itemText(2), 'layer 1')
self.assertEqual(m.itemText(3), 'lAyEr 2')
m.setExceptedLayerList([l1, l3])
self.assertEqual(m.count(), 2)
self.assertEqual(m.itemText(0), 'final layer')
self.assertEqual(m.itemText(1), 'lAyEr 2')
m.setExceptedLayerList([l2, l4])
self.assertEqual(m.count(), 2)
self.assertEqual(m.itemText(0), 'another')
self.assertEqual(m.itemText(1), 'layer 1')
def testFilterGeometryType(self):
""" test filtering by geometry type """
QgsProject.instance().clear()
m = QgsMapLayerComboBox()
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)
m.setFilters(QgsMapLayerProxyModel.PolygonLayer)
self.assertEqual(m.count(), 1)
self.assertEqual(m.itemText(0), 'layer 2')
m.setFilters(QgsMapLayerProxyModel.PointLayer)
self.assertEqual(m.count(), 1)
self.assertEqual(m.itemText(0), 'layer 1')
m.setFilters(QgsMapLayerProxyModel.LineLayer)
self.assertEqual(m.count(), 1)
self.assertEqual(m.itemText(0), 'layer 4')
m.setFilters(QgsMapLayerProxyModel.NoGeometry)
self.assertEqual(m.count(), 1)
self.assertEqual(m.itemText(0), 'layer 3')
m.setFilters(QgsMapLayerProxyModel.HasGeometry)
self.assertEqual(m.count(), 3)
self.assertEqual(m.itemText(0), 'layer 1')
self.assertEqual(m.itemText(1), 'layer 2')
self.assertEqual(m.itemText(2), 'layer 4')
m.setFilters(QgsMapLayerProxyModel.VectorLayer)
self.assertEqual(m.count(), 4)
self.assertEqual(m.itemText(0), 'layer 1')
self.assertEqual(m.itemText(1), 'layer 2')
self.assertEqual(m.itemText(2), 'layer 3')
self.assertEqual(m.itemText(3), 'layer 4')
m.setFilters(QgsMapLayerProxyModel.PluginLayer)
self.assertEqual(m.count(), 0)
m.setFilters(QgsMapLayerProxyModel.RasterLayer)
self.assertEqual(m.count(), 0)
def testMeshLayer(self):
m = QgsMapLayerComboBox()
l1 = create_mesh_layer("l1")
QgsProject.instance().addMapLayer(l1)
l2 = create_layer('l2')
QgsProject.instance().addMapLayer(l2)
m.setFilters(QgsMapLayerProxyModel.MeshLayer)
self.assertEqual(m.filters(), QgsMapLayerProxyModel.MeshLayer)
self.assertEqual(m.count(), 1)
self.assertEqual(m.itemText(0), 'l1')
def testAdditionalLayers(self):
QgsProject.instance().clear()
l1 = create_layer('l1')
l2 = create_layer('l2')
QgsProject.instance().addMapLayers([l1, l2])
m = QgsMapLayerComboBox()
self.assertEqual(m.count(), 2)
l3 = create_layer('l3')
l4 = create_layer('l4')
m.setAdditionalLayers([l3, l4])
self.assertEqual(m.count(), 4)
m.setAdditionalItems(['a', 'b'])
self.assertEqual(m.count(), 6)
self.assertEqual(m.itemText(0), 'l1')
self.assertEqual(m.itemText(1), 'l2')
self.assertEqual(m.itemText(2), 'l3')
self.assertEqual(m.itemText(3), 'l4')
self.assertEqual(m.itemText(4), 'a')
self.assertEqual(m.itemText(5), 'b')
m.setAllowEmptyLayer(True)
self.assertEqual(m.count(), 7)
self.assertFalse(m.itemText(0))
self.assertEqual(m.itemText(1), 'l1')
self.assertEqual(m.itemText(2), 'l2')
self.assertEqual(m.itemText(3), 'l3')
self.assertEqual(m.itemText(4), 'l4')
self.assertEqual(m.itemText(5), 'a')
self.assertEqual(m.itemText(6), 'b')
l3.deleteLater()
QCoreApplication.sendPostedEvents(None, QEvent.DeferredDelete)
self.assertEqual(m.count(), 6)
self.assertFalse(m.itemText(0))
self.assertEqual(m.itemText(1), 'l1')
self.assertEqual(m.itemText(2), 'l2')
self.assertEqual(m.itemText(3), 'l4')
self.assertEqual(m.itemText(4), 'a')
self.assertEqual(m.itemText(5), 'b')
l5 = create_layer('l5')
l6 = create_layer('l6')
m.setAdditionalLayers([l5, l6, l4])
self.assertEqual(m.count(), 8)
self.assertFalse(m.itemText(0))
self.assertEqual(m.itemText(1), 'l1')
self.assertEqual(m.itemText(2), 'l2')
self.assertEqual(m.itemText(3), 'l4')
self.assertEqual(m.itemText(4), 'l5')
self.assertEqual(m.itemText(5), 'l6')
self.assertEqual(m.itemText(6), 'a')
self.assertEqual(m.itemText(7), 'b')
m.setAdditionalLayers([l5, l4])
self.assertEqual(m.count(), 7)
self.assertFalse(m.itemText(0))
self.assertEqual(m.itemText(1), 'l1')
self.assertEqual(m.itemText(2), 'l2')
self.assertEqual(m.itemText(3), 'l4')
self.assertEqual(m.itemText(4), 'l5')
self.assertEqual(m.itemText(5), 'a')
self.assertEqual(m.itemText(6), 'b')
QgsProject.instance().removeMapLayers([l1.id(), l2.id()])
self.assertEqual(m.count(), 5)
self.assertFalse(m.itemText(0))
self.assertEqual(m.itemText(1), 'l4')
self.assertEqual(m.itemText(2), 'l5')
self.assertEqual(m.itemText(3), 'a')
self.assertEqual(m.itemText(4), 'b')