test_signal_tab_GUI.py 文件源码

def test_zoom(self):
        self.add_signal_to_form("esaver.complex")
        frame = self.form.signal_tab_controller.signal_frames[0]
        QApplication.instance().processEvents()
        x_zoom = frame.ui.spinBoxXZoom.value()
        self.assertIn(x_zoom, range(100, 111))

        for _ in range(10):
            frame.ui.gvSignal.zoom(1.1)
            self.assertGreater(frame.ui.spinBoxXZoom.value(), x_zoom)
            x_zoom = frame.ui.spinBoxXZoom.value()

        for _ in range(10):
            frame.ui.gvSignal.zoom(0.99)
            self.assertLess(frame.ui.spinBoxXZoom.value(), x_zoom)
            x_zoom = frame.ui.spinBoxXZoom.value()

        samples_in_view = frame.ui.lSamplesInView.text()
        frame.ui.spinBoxXZoom.setValue(frame.ui.spinBoxXZoom.value() + 400)
        self.assertNotEqual(samples_in_view, frame.ui.lSamplesInView.text())