def test_get_settings(self):
"""
Test retrieving settings from the dialog
"""
dialog = DataPlotlyPanelWidget(None, override_iface=IFACE)
settings = dialog.get_settings()
# default should be scatter plot
self.assertEqual(settings.plot_type, 'scatter')
dialog.set_plot_type('violin')
settings = dialog.get_settings()
# default should be scatter plot
self.assertEqual(settings.plot_type, 'violin')
def test_read_write_project(self):
"""
Test saving/restoring dialog state in project
"""
# print('read write project test')
p = QgsProject.instance()
dialog = DataPlotlyPanelWidget(None, override_iface=IFACE)
dialog.set_plot_type('violin')
# first, disable saving to project
dialog.read_from_project = False
dialog.save_to_project = False
path = os.path.join(tempfile.gettempdir(),
'test_dataplotly_project.qgs')
layer_path = os.path.join(os.path.dirname(__file__),
'test_layer.geojson')
# create QgsVectorLayer from path and test validity
vl = QgsVectorLayer(layer_path, 'test_layer', 'ogr')
self.assertTrue(vl.isValid())
# print(dialog.layer_combo.currentLayer())
self.assertTrue(p.write(path))
res = PlotSettings()
# def read(doc):
# self.assertTrue(res.read_from_project(doc))
# self.assertEqual(res.plot_type, 'violin')
# self.read_triggered = True
p.clear()
for _ in range(100):
QCoreApplication.processEvents()
self.assertTrue(p.read(path))
self.assertEqual(res.plot_type, 'scatter')
# TODO - enable when dialog can restore properties and avoid this fragile test
# # enable saving to project
# dialog.save_to_project = True
# dialog.read_from_project = True
# self.assertTrue(p.write(path))
# for _ in range(100):
# QCoreApplication.processEvents()
# p.clear()
# p.readProject.connect(read)
# self.assertTrue(p.read(path))
# for _ in range(100):
# QCoreApplication.processEvents()
# self.assertTrue(self.read_triggered)
# todo - test that dialog can restore properties, but requires the missing set_settings method
dialog.x_combo.setExpression('"Ca"')
dialog.layer_combo.setLayer(vl)
dialog.x_combo.currentText()
self.assertTrue(dialog.x_combo.expression(), '"Ca"')