def test_MicroPythonREPLPane_keyPressEvent_meta(qtapp):
    """
    Ensure backspaces in the REPL are handled correctly.
    """
    mock_serial = mock.MagicMock()
    rp = mu.interface.panes.MicroPythonREPLPane(mock_serial)
    data = mock.MagicMock
    data.key = mock.MagicMock(return_value=Qt.Key_M)
    data.text = mock.MagicMock(return_value="a")
    if platform.system() == "Darwin":
        data.modifiers = mock.MagicMock(return_value=Qt.MetaModifier)
    else:
        data.modifiers = mock.MagicMock(return_value=Qt.ControlModifier)
    rp.keyPressEvent(data)
    expected = 1 + Qt.Key_M - Qt.Key_A
    mock_serial.write.assert_called_once_with(bytes([expected])) 

def __init__(self):
        super().__init__()

        self._handle = MirrorToolHandle.MirrorToolHandle()
        self._shortcut_key = Qt.Key_M

        self._operation_started = False 

def keyPressEvent(self, event):
        print(event.key())
        if event.key() == Qt.Key_M:
            self.send_flag = False
            self.com.write(b"m")
            self.send_flag = False
        elif event.key() == Qt.Key_Return or event.key()==Qt.Key_Enter:
            self.send_flag = False
            self.com.write(b"m")
            self.send_flag = False
        elif event.key() == Qt.Key_N or event.key() == 92:
            self.send_flag = False
            self.com.write(b"n")
            self.send_flag = False
        elif event.key() == Qt.Key_Minus:
            self.send_flag = False
            self.com.write(b"-")
            self.send_flag = False
        elif event.key() == Qt.Key_Equal:
            self.send_flag = False
            self.com.write(b"=")
            self.send_flag = False
        elif event.key() == Qt.Key_W or event.key() == Qt.Key_Up:
            self.send_flag = True
            self.key.append(b"w")
        elif event.key() == Qt.Key_A or event.key() == Qt.Key_Left:
            self.send_flag = True
            self.key.append(b"a")
        elif event.key() == Qt.Key_S or event.key() == Qt.Key_Down:
            self.send_flag = True
            self.key.append(b"s")
        elif event.key() == Qt.Key_D or event.key() == Qt.Key_Right:
            self.send_flag = True
            self.key.append(b"d")
        elif event.key() == Qt.Key_J:
            self.send_flag = True
            self.key.append(b"j")
        elif event.key() == Qt.Key_K:
            self.send_flag = True
            self.key.append(b"k")
        elif event.key() == Qt.Key_Escape:
            self.send_flag = False
            self.com.write(b"\x03")
        elif event.key() == Qt.Key_Control:
            self.keyControlPressed = True
        elif event.key() == Qt.Key_C:
            if self.keyControlPressed:
                self.send_flag = False
                self.com.write(b"\x03")
        # self.key_label.setText(self.key.decode())