def METHOD_NAME(self, widget):
    """Test the GUI in its default state"""
    assert isinstance(widget, QtWidgets.QMainWindow)
    assert isinstance(widget.centralWidget(), QtWidgets.QMdiArea)
    assert widget.workspace.horizontalScrollBarPolicy() == \
                    QtCore.Qt.ScrollBarAsNeeded
    assert widget.workspace.verticalScrollBarPolicy() == \
                    QtCore.Qt.ScrollBarAsNeeded