def METHOD_NAME(self):
    settings = QtCore.QSettings()
    settings.setValue("exodus/defaultColorMap", "magma")
    settings.sync()
    self._widget.cornerWidget().clone.emit()
    self.assertEqual(self._widget.preferencesWidget().count(), 6)
    self.assertEqual(self._widget.currentWidget().ColorbarPlugin.ColorMapList.currentText(), "magma")
    settings.setValue("exodus/defaultColorMap", "default")
    settings.sync()
    self._widget.cornerWidget().clone.emit()
    self.assertEqual(self._widget.currentWidget().ColorbarPlugin.ColorMapList.currentText(), "default")