def METHOD_NAME(self):
    from pyface.qt.QtGui import QApplication
    try:
        from pyface.ui.qt.util.event_loop_helper import EventLoopHelper
    except ModuleNotFoundError:
        from pyface.ui.qt4.util.event_loop_helper import EventLoopHelper
    qt_app = QApplication.instance()
    if qt_app is None:
        qt_app = QApplication([])
    self.qt_app = qt_app
    if NativeScrollBar is None:
        raise unittest.SkipTest("Qt NativeScrollbar not available.")
    self.gui = GUI()
    self.event_loop_helper = EventLoopHelper(gui=self.gui, qt_app=qt_app)
    self.container = Container(position=[0, 0], bounds=[600, 600])
    self.window = Window(None, size=(600, 600), component=self.container)