@Override
    public Set<DeviceId> getNetconfDevices() {
        return netconfDeviceMap.keySet();
    }
@Test
    public void testGetNetconfDevices() {
        Set<DeviceId> devices = new HashSet<>();
        devices.add(deviceId1);
        devices.add(deviceId2);
        assertTrue("Incorrect devices", ctrl.getNetconfDevices().containsAll(devices));
    }