def setUp(self): """ Create the UI """ Registry.create() self.setup_application() self.main_window = QtWidgets.QMainWindow() Registry().register('main_window', self.main_window) self.form = SelectPlanForm() self.form.planning_center_api.airplane_mode = True self.form.planning_center_api.airplane_mode_directory = TEST_PATH theme_manager = ThemeManager(None) theme_manager.get_themes = MagicMock() theme_manager.get_themes.return_value = ['themeA','themeB']